What is the weather in Sidney right now?

Current weather in Sidney is overcast clouds.

Where can I find the hourly weather forecast for Sidney?

This page shows hourly weather forecast for Sidney, including temperature, wind, precipitation, humidity and cloud cover.

Is the weather forecast for Sidney updated regularly?

Weather data for Sidney is updated regularly with the latest available observations and forecasts.

Now · 5:12 PM

Sidney Weather & Hourly Forecast

United States · Illinois · 61877

80°F

Overcast

Feels like: 82°F

💧 Humidity 59% 🌡 Pressure 29.88 inHg 💨 Wind 5 mph 👁 Visibility 21.5 mi ☁ Clouds 100% ☀️ UV index 0.8 · Low 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Sidney

Today

6:00 PM

Overcast

79° 💧 None 💨 5 mph H 66%29.85 inHg

9:00 PM

Mostly cloudy night

73° 💧 None 💨 5 mph H 82%29.88 inHg

Tomorrow

12:00 AM

Mostly clear night

70° 💧 0.000 in 💨 5 mph H 90%29.88 inHg

3:00 AM

Mostly clear night

70° 💧 0.002 in 💨 6 mph H 95%29.85 inHg

6:00 AM

Mostly clear night

69° 💧 0.001 in 💨 4 mph H 98%29.85 inHg

9:00 AM

Overcast

74° 💧 0.004 in 💨 6 mph H 86%29.88 inHg

12:00 PM

Mostly sunny

81° 💧 0.002 in 💨 6 mph H 66%29.88 inHg

3:00 PM

Sunny

85° 💧 None 💨 8 mph H 54%29.85 inHg

6:00 PM

Sunny

82° 💧 None 💨 5 mph H 59%29.85 inHg

9:00 PM

Overcast night

76° 💧 None 💨 4 mph H 76%29.91 inHg

Sunday

12:00 AM

Overcast night

73° 💧 None 💨 4 mph H 86%29.94 inHg

3:00 AM

Clear night

71° 💧 None 💨 4 mph H 93%29.94 inHg

6:00 AM

Partly cloudy night

68° 💧 None 💨 5 mph H 96%30.00 inHg

9:00 AM

Mostly sunny

72° 💧 0.000 in 💨 4 mph H 82%30.03 inHg

12:00 PM

Overcast

81° 💧 0.002 in 💨 5 mph H 64%30.03 inHg

3:00 PM

Overcast

84° 💧 None 💨 7 mph H 54%29.97 inHg

Today

6:00 PM

Overcast

79° 💧 None 💨 5 mph H 66%29.85 inHg

7:00 PM

Overcast

76° 💧 None 💨 4 mph H 72%29.85 inHg

8:00 PM

Mostly cloudy night

74° 💧 None 💨 6 mph H 75%29.85 inHg

9:00 PM

Mostly cloudy night

73° 💧 None 💨 5 mph H 82%29.88 inHg

10:00 PM

Overcast night

71° 💧 None 💨 5 mph H 88%29.88 inHg

11:00 PM

Mostly cloudy night

70° 💧 None 💨 5 mph H 89%29.88 inHg

Tomorrow

12:00 AM

Mostly clear night

70° 💧 None 💨 5 mph H 90%29.88 inHg

1:00 AM

Mostly clear night

70° 💧 None 💨 5 mph H 92%29.88 inHg

2:00 AM

Partly cloudy night

70° 💧 0.000 in 💨 4 mph H 94%29.85 inHg

3:00 AM

Mostly clear night

70° 💧 0.001 in 💨 6 mph H 95%29.85 inHg

4:00 AM

Mostly clear night

70° 💧 0.001 in 💨 5 mph H 96%29.85 inHg

5:00 AM

Clear night

70° 💧 0.001 in 💨 4 mph H 97%29.85 inHg

6:00 AM

Mostly clear night

69° 💧 None 💨 4 mph H 98%29.85 inHg

7:00 AM

Mostly cloudy

69° 💧 0.000 in 💨 6 mph H 98%29.88 inHg

8:00 AM

Partly cloudy

71° 💧 0.001 in 💨 6 mph H 94%29.88 inHg

9:00 AM

Overcast

74° 💧 0.000 in 💨 6 mph H 86%29.88 inHg

10:00 AM

Overcast

77° 💧 0.002 in 💨 6 mph H 76%29.88 inHg

11:00 AM

Partly cloudy

79° 💧 0.002 in 💨 6 mph H 72%29.88 inHg

12:00 PM

Mostly sunny

81° 💧 0.002 in 💨 6 mph H 66%29.88 inHg

1:00 PM

Sunny

83° 💧 0.000 in 💨 7 mph H 61%29.88 inHg

2:00 PM

Mostly sunny

84° 💧 None 💨 7 mph H 57%29.85 inHg

3:00 PM

Sunny

85° 💧 None 💨 8 mph H 54%29.85 inHg

4:00 PM

Sunny

84° 💧 None 💨 7 mph H 53%29.85 inHg

5:00 PM

Sunny

84° 💧 None 💨 7 mph H 54%29.85 inHg

6:00 PM

Sunny

82° 💧 None 💨 5 mph H 59%29.85 inHg

7:00 PM

Mostly sunny

79° 💧 None 💨 2 mph H 70%29.85 inHg

8:00 PM

Mostly cloudy night

76° 💧 None 💨 4 mph H 74%29.88 inHg

9:00 PM

Overcast night

76° 💧 None 💨 4 mph H 76%29.91 inHg

10:00 PM

Partly cloudy night

76° 💧 None 💨 4 mph H 75%29.94 inHg

11:00 PM

Overcast night

75° 💧 None 💨 4 mph H 80%29.94 inHg

Sunday

12:00 AM

Overcast night

73° 💧 None 💨 4 mph H 86%29.94 inHg

1:00 AM

Partly cloudy night

74° 💧 None 💨 4 mph H 85%29.94 inHg

2:00 AM

Clear night

72° 💧 None 💨 4 mph H 90%29.94 inHg

3:00 AM

Clear night

71° 💧 None 💨 4 mph H 93%29.94 inHg

4:00 AM

Mostly clear night

70° 💧 None 💨 5 mph H 94%29.97 inHg

5:00 AM

Partly cloudy night

69° 💧 None 💨 5 mph H 95%29.97 inHg

6:00 AM

Partly cloudy night

68° 💧 None 💨 5 mph H 96%30.00 inHg

7:00 AM

Sunny

68° 💧 None 💨 5 mph H 95%30.00 inHg

8:00 AM

Mostly sunny

70° 💧 None 💨 5 mph H 88%30.03 inHg

9:00 AM

Mostly sunny

72° 💧 0.000 in 💨 4 mph H 82%30.03 inHg

10:00 AM

Partly cloudy

76° 💧 None 💨 3 mph H 76%30.00 inHg

11:00 AM

Partly cloudy

79° 💧 None 💨 1 mph H 70%30.03 inHg

12:00 PM

Overcast

81° 💧 0.002 in 💨 5 mph H 64%30.03 inHg

1:00 PM

Mostly cloudy

83° 💧 0.000 in 💨 6 mph H 60%30.00 inHg

2:00 PM

Mostly cloudy

84° 💧 None 💨 7 mph H 56%29.97 inHg

3:00 PM

Overcast

84° 💧 None 💨 7 mph H 54%29.97 inHg

4:00 PM

Overcast

83° 💧 None 💨 8 mph H 55%30.00 inHg

5:00 PM

Overcast

81° 💧 None 💨 9 mph H 54%30.00 inHg

6:00 PM

Light rain

76° 💧 0.005 in 💨 10 mph H 57%30.00 inHg

7:00 PM

Light rain

67° 💧 0.030 in 💨 14 mph H 79%30.03 inHg

8:00 PM

Overcast night

66° 💧 0.002 in 💨 12 mph H 73%30.06 inHg

9:00 PM

Light thunderstorms

64° 💧 0.053 in 💨 11 mph H 86%30.09 inHg

10:00 PM

Light thunderstorms

62° 💧 0.024 in 💨 13 mph H 86%30.12 inHg

11:00 PM

Overcast night

60° 💧 0.001 in 💨 10 mph H 84%30.12 inHg

Monday

12:00 AM

Overcast night

61° 💧 None 💨 8 mph H 82%30.12 inHg

1:00 AM

Light rain

60° 💧 0.016 in 💨 6 mph H 85%30.12 inHg

2:00 AM

Light rain

60° 💧 0.037 in 💨 7 mph H 90%30.15 inHg

3:00 AM

Light rain

60° 💧 0.021 in 💨 8 mph H 92%30.15 inHg

4:00 AM

Light rain

61° 💧 0.019 in 💨 9 mph H 93%30.15 inHg

5:00 AM

Light rain

61° 💧 0.006 in 💨 9 mph H 90%30.15 inHg

6:00 AM

Overcast night

61° 💧 None 💨 10 mph H 87%30.18 inHg

7:00 AM

Overcast

61° 💧 0.000 in 💨 10 mph H 84%30.18 inHg

10:00 AM

Overcast

65° 💧 None 💨 11 mph H 67%30.21 inHg

1:00 PM

Overcast

70° 💧 None 💨 11 mph H 58%30.15 inHg

4:00 PM

Sunny

74° 💧 None 💨 10 mph H 56%30.09 inHg

7:00 PM

Sunny

71° 💧 None 💨 9 mph H 68%30.06 inHg

10:00 PM

Clear night

70° 💧 None 💨 10 mph H 78%30.06 inHg

Tuesday

1:00 AM

Clear night

70° 💧 None 💨 11 mph H 82%30.03 inHg

4:00 AM

Mostly cloudy night

70° 💧 None 💨 11 mph H 88%30.03 inHg

7:00 AM

Mostly sunny

70° 💧 None 💨 10 mph H 91%30.06 inHg

10:00 AM

Sunny

82° 💧 None 💨 11 mph H 71%30.06 inHg

1:00 PM

Mostly sunny

91° 💧 None 💨 11 mph H 54%30.06 inHg

4:00 PM

Light rain

93° 💧 None 💨 10 mph H 46%30.00 inHg

7:00 PM

Light rain

81° 💧 None 💨 11 mph H 75%30.06 inHg

10:00 PM

Clear night

76° 💧 None 💨 1 mph H 83%30.12 inHg

Wednesday

1:00 AM

Clear night

73° 💧 None 💨 3 mph H 92%30.12 inHg

4:00 AM

Very heavy rain

72° 💧 None 💨 12 mph H 95%30.18 inHg

7:00 AM

Sunny

70° 💧 None 💨 5 mph H 98%30.18 inHg

10:00 AM

Partly cloudy

80° 💧 None 💨 5 mph H 75%30.21 inHg

1:00 PM

Mostly sunny

88° 💧 None 💨 3 mph H 57%30.18 inHg

4:00 PM

Light rain

88° 💧 None 💨 5 mph H 60%30.12 inHg

7:00 PM

Mostly sunny

80° 💧 None 💨 6 mph H 81%30.15 inHg

10:00 PM

Partly cloudy night

75° 💧 None 💨 7 mph H 90%30.21 inHg

Thursday

1:00 AM

Moderate rain

71° 💧 None 💨 6 mph H 97%30.24 inHg

4:00 AM

Mostly cloudy night

67° 💧 None 💨 8 mph H 96%30.24 inHg

7:00 AM

Partly cloudy

66° 💧 None 💨 7 mph H 92%30.27 inHg

1:00 PM

Mostly cloudy

79° 💧 None 💨 10 mph H 60%30.27 inHg

7:00 PM

Mostly cloudy night

73° 💧 None 💨 4 mph H 73%30.24 inHg

Friday

1:00 AM

Partly cloudy night

65° 💧 None 💨 8 mph H 81%30.24 inHg

7:00 AM

Partly cloudy

61° 💧 None 💨 8 mph H 84%30.24 inHg

1:00 PM

Partly cloudy

77° 💧 None 💨 6 mph H 57%30.15 inHg

7:00 PM

Overcast night

75° 💧 None 💨 5 mph H 67%30.06 inHg

Saturday

1:00 AM

Mostly clear night

69° 💧 None 💨 8 mph H 76%30.03 inHg

7:00 AM

Partly cloudy

69° 💧 None 💨 11 mph H 78%29.94 inHg

1:00 PM

Sunny

91° 💧 None 💨 14 mph H 51%29.83 inHg

7:00 PM

Mostly clear night

85° 💧 None 💨 9 mph H 58%29.77 inHg

Sunday

1:00 AM

Light rain

73° 💧 None 💨 4 mph H 94%29.83 inHg

7:00 AM

Mostly sunny

67° 💧 None 💨 6 mph H 96%29.85 inHg

1:00 PM

Mostly sunny

83° 💧 None 💨 5 mph H 61%29.83 inHg

7:00 PM

Clear night

79° 💧 None 💨 8 mph H 73%29.77 inHg

Monday

1:00 AM

Clear night

74° 💧 None 💨 11 mph H 86%29.77 inHg

7:00 AM

Partly cloudy

74° 💧 None 💨 8 mph H 66%29.74 inHg

1:00 PM

Sunny

89° 💧 None 💨 8 mph H 44%29.74 inHg

7:00 PM

Overcast night

74° 💧 None 💨 2 mph H 93%29.74 inHg

Tuesday

1:00 AM

Light rain

67° 💧 None 💨 8 mph H 78%29.80 inHg

7:00 AM

Sunny

59° 💧 None 💨 4 mph H 91%29.83 inHg

1:00 PM

Sunny

74° 💧 None 💨 12 mph H 41%29.85 inHg

7:00 PM

Clear night

67° 💧 None 💨 7 mph H 56%29.88 inHg

Wednesday

1:00 AM

Clear night

57° 💧 None 💨 3 mph H 82%29.97 inHg

7:00 AM

Mostly sunny

54° 💧 None 💨 6 mph H 90%30.03 inHg

1:00 PM

Mostly cloudy

69° 💧 None 💨 7 mph H 51%30.06 inHg

7:00 PM

Mostly cloudy night

65° 💧 None 💨 8 mph H 59%30.09 inHg

Thursday

1:00 AM

Mostly cloudy night

60° 💧 None 💨 4 mph H 76%30.12 inHg

7:00 AM

Mostly cloudy

53° 💧 None 💨 5 mph H 89%30.18 inHg

1:00 PM

Overcast

67° 💧 None 💨 8 mph H 57%30.15 inHg

7:00 PM

Overcast night

63° 💧 None 💨 10 mph H 60%30.15 inHg

Friday

1:00 AM

Mostly clear night

56° 💧 None 💨 4 mph H 80%30.21 inHg

7:00 AM

Mostly sunny

53° 💧 None 💨 8 mph H 81%30.24 inHg

1:00 PM

Overcast

67° 💧 None 💨 9 mph H 50%30.24 inHg

7:00 PM

Partly cloudy night

63° 💧 None 💨 12 mph H 67%30.21 inHg

Saturday

1:00 AM

Clear night

53° 💧 None 💨 5 mph H 92%30.24 inHg

7:00 AM

Overcast

54° 💧 None 💨 6 mph H 88%30.27 inHg

In Sidney and, more broadly, across the state of Illinois: As the afternoon progresses into the evening, skies will remain mostly cloudy with temperatures holding steady between 70 and 81 degrees Fahrenheit. Light southeast winds will continue, generally around 8 mph, with occasional gusts up to 18 mph. No significant rainfall is expected during this time, so conditions will remain dry. The mild temperatures and gentle breezes make for a comfortable evening, with no weather-related disruptions anticipated. Overall, it looks like a calm and mild end to the day.

15-Day Weather Outlook for Sidney

TomorrowTomorrow

Overcast 85°/69° 💧 None 💨 8 mph

Sunday, Sep 13Sun Sep 13

Mostly sunny 84°/68° 💧 None 💨 10 mph

Monday, Sep 14Mon Sep 14

Light thunderstorms 74°/60° 💧 0.279 in 💨 14 mph

Tuesday, Sep 15Tue Sep 15

Light rain 93°/70° 💧 0.005 in 💨 11 mph

Wednesday, Sep 16Wed Sep 16

Very heavy rain 88°/70° 💧 0.270 in 💨 12 mph

Thursday, Sep 17Thu Sep 17

Moderate rain 80°/66° 💧 0.107 in 💨 10 mph

Friday, Sep 18Fri Sep 18

Mostly cloudy 77°/61° 💧 None 💨 8 mph

Saturday, Sep 19Sat Sep 19

Partly cloudy 91°/69° 💧 0.001 in 💨 14 mph

Sunday, Sep 20Sun Sep 20

Light rain 85°/67° 💧 0.023 in 💨 9 mph

Monday, Sep 21Mon Sep 21

Partly cloudy 89°/74° 💧 None 💨 11 mph

Tuesday, Sep 22Tue Sep 22

Light rain 74°/59° 💧 0.260 in 💨 12 mph

Wednesday, Sep 23Wed Sep 23

Mostly sunny 69°/54° 💧 None 💨 7 mph

Thursday, Sep 24Thu Sep 24

Overcast 67°/53° 💧 0.004 in 💨 8 mph

Friday, Sep 25Fri Sep 25

Overcast 67°/53° 💧 0.004 in 💨 10 mph

Saturday, Sep 26Sat Sep 26

Partly cloudy 63°/53° 💧 None 💨 12 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Sidney

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Sidney

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 6:00 PM

PM2.5 Fine particles Good 6,8µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 7,0µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Good 37,8µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 7,4µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is favorable for outdoor activities.

UV & HEALTH

UV, Sun & Health Outlook in Sidney

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.

0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme

Today UV 6,0High 😊Good

Tomorrow UV 7,1High 🙂Fair

Sunday UV 6,9High 🙂Fair

Monday UV 7,0High 🙂Fair

Tuesday UV 8,0Very high 😐Moderate

Wednesday UV 8,0Very high —Unavailable

Thursday UV 5,0Moderate —Unavailable

Hourly UV index today

6:00 PMUV 0,2 7:00 PMUV 0,0

Today's weather health advice Open today's recommendations.

Strong UV exposure

Protect exposed skin with SPF 30+ sunscreen, wear sunglasses, and try to limit direct midday sun.

Good air quality

Air quality is good and outdoor activities can be enjoyed normally.

Stay hydrated

Drink water regularly, especially during physical activity or prolonged sun exposure.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Sidney

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · SIDNEY, ILLINOIS

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 5:00 AM–6:00 AM.

89/100Best-hour score

BEST TIME TONIGHT 5:00 AM–6:00 AM Astronomical darkness: 8:40 PM–4:58 AM

☁ Cloud cover 7% Real hourly forecast for the best viewing hour.

☾ Moonlight 0% New Moon · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 86° high at the best hour.

✦ Estimated visible meteors 2–4/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min77%

UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.

SEP 5–SEP 21

September ε-PerseidsStart SEP 5 · Peak SEP 9 · End SEP 21 · ZHR 8 · 6% Moon at peak

ACTIVE NOW

SEP 20–NOV 20

Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak

UPCOMING

OCT 2–NOV 7

OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak

UPCOMING

OCT 20–DEC 10

Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% Moon at peak

UPCOMING

Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.

DISCOVER WEATHER NEARBY Weather in other cities

Explore current conditions and forecasts for other locations.

Holiday City South US · New Jersey · 4,270 residents Pulaski US · Tennessee · 8,285 residents Cloverdale US · Indiana · 2,195 residents High Bentham GB · England · 1,700 residents Fritz Creek US · Alaska · 2,383 residents Cadoux AU · Western Australia · 56 residents Brandon US · Mississippi · 25,542 residents Colorado City US · Arizona · 2,702 residents Tucson US · Arizona · 547,073 residents Mableton US · Georgia · 77,678 residents Lynchburg US · Ohio · 1,493 residents Leachville US · Arkansas · 1,852 residents Hecker US · Illinois · 521 residents Bethany US · Oklahoma · 20,560 residents Clifton US · Colorado · 19,518 residents Vineland US · New Jersey · 61,006 residents

Forecast data for Sidney were last refreshed today at 5:12 PM. The current forecast period extends through 13/09/2026 at 3:00 PM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.