What is the weather in Shannon right now?

Current weather in Shannon is broken clouds.

Where can I find the hourly weather forecast for Shannon?

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

Is the weather forecast for Shannon updated regularly?

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

Now · 9:02 AM

Shannon Weather & Hourly Forecast

United States · Illinois · 61078

61°F

Mostly cloudy

Feels like: 57°F

💧 Humidity 71% 🌡 Pressure 30.24 inHg 💨 Wind 7 mph 👁 Visibility 21.2 mi ☁ Clouds 79% ☀️ UV index 1.3 · Low 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Shannon

Today

10:00 AM

Partly cloudy

63° 💧 None 💨 9 mph H 61%30.24 inHg

1:00 PM

Overcast

69° 💧 None 💨 12 mph H 55%30.18 inHg

4:00 PM

Mostly cloudy

71° 💧 None 💨 15 mph H 57%30.06 inHg

7:00 PM

Sunny

69° 💧 None 💨 14 mph H 55%29.97 inHg

10:00 PM

Overcast night

68° 💧 None 💨 17 mph H 51%29.97 inHg

Tomorrow

1:00 AM

Overcast night

69° 💧 None 💨 19 mph H 58%29.91 inHg

4:00 AM

Light thunderstorms

70° 💧 0.245 in 💨 13 mph H 69%29.91 inHg

7:00 AM

Thunderstorms

68° 💧 0.209 in 💨 12 mph H 92%29.97 inHg

10:00 AM

Light rain

70° 💧 0.096 in 💨 10 mph H 94%30.03 inHg

1:00 PM

Light rain

76° 💧 0.045 in 💨 11 mph H 80%30.03 inHg

4:00 PM

Light rain

73° 💧 0.016 in 💨 6 mph H 89%30.06 inHg

7:00 PM

Overcast

70° 💧 0.000 in 💨 3 mph H 85%30.09 inHg

10:00 PM

Overcast night

67° 💧 None 💨 7 mph H 79%30.18 inHg

Wednesday

1:00 AM

Mostly cloudy night

63° 💧 None 💨 8 mph H 75%30.21 inHg

4:00 AM

Overcast night

61° 💧 0.011 in 💨 6 mph H 80%30.27 inHg

7:00 AM

Light rain

60° 💧 0.059 in 💨 8 mph H 89%30.27 inHg

Today

10:00 AM

Partly cloudy

63° 💧 None 💨 9 mph H 61%30.24 inHg

11:00 AM

Overcast

66° 💧 None 💨 11 mph H 53%30.24 inHg

12:00 PM

Overcast

68° 💧 None 💨 12 mph H 53%30.21 inHg

1:00 PM

Overcast

69° 💧 None 💨 12 mph H 55%30.18 inHg

2:00 PM

Overcast

70° 💧 None 💨 12 mph H 59%30.15 inHg

3:00 PM

Mostly cloudy

71° 💧 None 💨 14 mph H 58%30.09 inHg

4:00 PM

Mostly cloudy

71° 💧 None 💨 15 mph H 57%30.06 inHg

5:00 PM

Sunny

71° 💧 None 💨 15 mph H 56%30.00 inHg

6:00 PM

Mostly sunny

70° 💧 None 💨 14 mph H 57%30.00 inHg

7:00 PM

Sunny

69° 💧 None 💨 14 mph H 55%29.97 inHg

8:00 PM

Clear night

68° 💧 None 💨 16 mph H 52%29.94 inHg

9:00 PM

Clear night

68° 💧 None 💨 16 mph H 51%29.97 inHg

10:00 PM

Overcast night

68° 💧 None 💨 17 mph H 51%29.97 inHg

11:00 PM

Overcast night

68° 💧 None 💨 18 mph H 52%29.97 inHg

Tomorrow

12:00 AM

Overcast night

69° 💧 None 💨 18 mph H 55%29.94 inHg

1:00 AM

Overcast night

69° 💧 None 💨 19 mph H 58%29.91 inHg

2:00 AM

Mostly cloudy night

70° 💧 None 💨 19 mph H 61%29.88 inHg

3:00 AM

Mostly cloudy night

70° 💧 None 💨 17 mph H 63%29.88 inHg

4:00 AM

Light thunderstorms

70° 💧 0.006 in 💨 13 mph H 69%29.91 inHg

5:00 AM

Thunderstorms

67° 💧 0.139 in 💨 9 mph H 87%29.97 inHg

6:00 AM

Thunderstorms

68° 💧 0.100 in 💨 11 mph H 90%30.00 inHg

7:00 AM

Thunderstorms

68° 💧 0.134 in 💨 12 mph H 92%29.97 inHg

8:00 AM

Light rain

68° 💧 0.048 in 💨 11 mph H 93%30.00 inHg

9:00 AM

Light rain

69° 💧 0.026 in 💨 13 mph H 93%30.00 inHg

10:00 AM

Light rain

70° 💧 0.028 in 💨 10 mph H 94%30.03 inHg

11:00 AM

Light rain

71° 💧 0.038 in 💨 11 mph H 94%30.03 inHg

12:00 PM

Light rain

73° 💧 0.030 in 💨 12 mph H 91%30.03 inHg

1:00 PM

Light rain

76° 💧 0.006 in 💨 11 mph H 80%30.03 inHg

2:00 PM

Light rain

74° 💧 0.019 in 💨 9 mph H 89%30.03 inHg

3:00 PM

Light rain

73° 💧 0.021 in 💨 8 mph H 93%30.03 inHg

4:00 PM

Light rain

73° 💧 0.012 in 💨 6 mph H 89%30.06 inHg

5:00 PM

Overcast

73° 💧 0.002 in 💨 5 mph H 81%30.06 inHg

6:00 PM

Overcast

72° 💧 0.001 in 💨 4 mph H 81%30.09 inHg

7:00 PM

Overcast

70° 💧 0.000 in 💨 3 mph H 85%30.09 inHg

8:00 PM

Overcast night

69° 💧 None 💨 5 mph H 85%30.12 inHg

9:00 PM

Overcast night

68° 💧 None 💨 5 mph H 84%30.15 inHg

10:00 PM

Overcast night

67° 💧 None 💨 7 mph H 79%30.18 inHg

11:00 PM

Overcast night

66° 💧 None 💨 8 mph H 75%30.18 inHg

Wednesday

12:00 AM

Mostly cloudy night

64° 💧 None 💨 9 mph H 74%30.21 inHg

1:00 AM

Mostly cloudy night

63° 💧 None 💨 8 mph H 75%30.21 inHg

2:00 AM

Mostly clear night

63° 💧 None 💨 10 mph H 76%30.21 inHg

3:00 AM

Mostly cloudy night

62° 💧 None 💨 8 mph H 78%30.24 inHg

4:00 AM

Overcast night

61° 💧 None 💨 6 mph H 80%30.27 inHg

5:00 AM

Overcast night

61° 💧 0.002 in 💨 7 mph H 82%30.27 inHg

6:00 AM

Light rain

60° 💧 0.009 in 💨 8 mph H 84%30.27 inHg

7:00 AM

Light rain

60° 💧 0.034 in 💨 8 mph H 89%30.27 inHg

8:00 AM

Light rain

60° 💧 0.023 in 💨 8 mph H 90%30.30 inHg

9:00 AM

Overcast

62° 💧 0.002 in 💨 8 mph H 90%30.30 inHg

10:00 AM

Light rain

63° 💧 0.018 in 💨 8 mph H 92%30.30 inHg

11:00 AM

Light rain

63° 💧 0.025 in 💨 6 mph H 95%30.30 inHg

12:00 PM

Light rain

65° 💧 0.028 in 💨 9 mph H 94%30.30 inHg

1:00 PM

Light thunderstorms

67° 💧 0.042 in 💨 11 mph H 91%30.27 inHg

2:00 PM

Light thunderstorms

67° 💧 0.081 in 💨 9 mph H 93%30.24 inHg

3:00 PM

Thunderstorms

68° 💧 0.102 in 💨 10 mph H 91%30.24 inHg

4:00 PM

Light thunderstorms

68° 💧 0.092 in 💨 9 mph H 93%30.21 inHg

5:00 PM

Light rain

68° 💧 0.031 in 💨 8 mph H 94%30.18 inHg

6:00 PM

Light rain

69° 💧 0.005 in 💨 7 mph H 93%30.18 inHg

7:00 PM

Partly cloudy

67° 💧 0.001 in 💨 7 mph H 96%30.18 inHg

Thursday

4:00 AM

Moderate rain

64° 💧 None 💨 6 mph H 99%30.15 inHg

7:00 AM

Light rain

64° 💧 None 💨 5 mph H 98%30.18 inHg

10:00 AM

Partly cloudy

70° 💧 None 💨 7 mph H 88%30.21 inHg

1:00 PM

Overcast

75° 💧 None 💨 6 mph H 79%30.18 inHg

4:00 PM

Overcast

75° 💧 None 💨 7 mph H 79%30.15 inHg

7:00 PM

Overcast

72° 💧 None 💨 7 mph H 84%30.18 inHg

10:00 PM

Overcast night

69° 💧 None 💨 8 mph H 87%30.24 inHg

Friday

1:00 AM

Overcast night

67° 💧 None 💨 7 mph H 86%30.24 inHg

4:00 AM

Overcast night

66° 💧 None 💨 7 mph H 84%30.24 inHg

7:00 AM

Overcast

64° 💧 None 💨 8 mph H 83%30.27 inHg

10:00 AM

Sunny

68° 💧 None 💨 9 mph H 79%30.24 inHg

1:00 PM

Overcast

74° 💧 None 💨 10 mph H 74%30.21 inHg

4:00 PM

Overcast

73° 💧 None 💨 10 mph H 74%30.15 inHg

7:00 PM

Mostly sunny

70° 💧 None 💨 11 mph H 76%30.12 inHg

10:00 PM

Clear night

66° 💧 None 💨 11 mph H 84%30.09 inHg

Saturday

1:00 AM

Partly cloudy night

65° 💧 None 💨 11 mph H 84%30.03 inHg

4:00 AM

Overcast night

65° 💧 None 💨 12 mph H 82%29.97 inHg

7:00 AM

Light rain

66° 💧 None 💨 11 mph H 84%29.94 inHg

10:00 AM

Overcast

71° 💧 None 💨 10 mph H 91%29.91 inHg

1:00 PM

Mostly cloudy

81° 💧 None 💨 13 mph H 71%29.83 inHg

4:00 PM

Overcast

81° 💧 None 💨 10 mph H 75%29.80 inHg

7:00 PM

Light thunderstorms

72° 💧 None 💨 7 mph H 99%29.80 inHg

10:00 PM

Light rain

72° 💧 None 💨 5 mph H 97%29.80 inHg

Sunday

1:00 AM

Light rain

70° 💧 None 💨 2 mph H 100%29.83 inHg

7:00 AM

Overcast

69° 💧 None 💨 3 mph H 97%29.80 inHg

1:00 PM

Light rain

68° 💧 None 💨 1 mph H 97%29.80 inHg

7:00 PM

Heavy rain

76° 💧 None 💨 15 mph H 82%29.77 inHg

Monday

1:00 AM

Overcast night

73° 💧 None 💨 10 mph H 90%29.80 inHg

7:00 AM

Overcast

67° 💧 None 💨 4 mph H 92%29.85 inHg

1:00 PM

Overcast

65° 💧 None 💨 7 mph H 96%29.85 inHg

7:00 PM

Mostly cloudy night

69° 💧 None 💨 12 mph H 70%29.85 inHg

Tuesday

1:00 AM

Mostly clear night

62° 💧 None 💨 13 mph H 82%29.88 inHg

7:00 AM

Sunny

53° 💧 None 💨 11 mph H 81%30.03 inHg

1:00 PM

Sunny

48° 💧 None 💨 10 mph H 73%30.12 inHg

7:00 PM

Clear night

64° 💧 None 💨 13 mph H 54%30.12 inHg

Wednesday

1:00 AM

Clear night

59° 💧 None 💨 5 mph H 69%30.12 inHg

7:00 AM

Sunny

52° 💧 None 💨 5 mph H 83%30.18 inHg

1:00 PM

Sunny

45° 💧 None 💨 2 mph H 91%30.27 inHg

7:00 PM

Clear night

66° 💧 None 💨 2 mph H 45%30.27 inHg

Thursday

1:00 AM

Clear night

60° 💧 None 💨 1 mph H 64%30.21 inHg

7:00 AM

Mostly sunny

53° 💧 None 💨 5 mph H 70%30.24 inHg

1:00 PM

Mostly cloudy

50° 💧 None 💨 4 mph H 85%30.27 inHg

7:00 PM

Mostly cloudy night

69° 💧 None 💨 4 mph H 52%30.24 inHg

Friday

1:00 AM

Mostly clear night

63° 💧 None 💨 1 mph H 71%30.18 inHg

7:00 AM

Partly cloudy

55° 💧 None 💨 4 mph H 81%30.21 inHg

1:00 PM

Mostly sunny

53° 💧 None 💨 4 mph H 85%30.27 inHg

7:00 PM

Clear night

72° 💧 None 💨 4 mph H 50%30.27 inHg

Saturday

1:00 AM

Clear night

64° 💧 None 💨 2 mph H 70%30.24 inHg

7:00 AM

Sunny

56° 💧 None 💨 5 mph H 83%30.27 inHg

1:00 PM

Mostly sunny

53° 💧 None 💨 4 mph H 85%30.33 inHg

7:00 PM

Partly cloudy night

72° 💧 None 💨 6 mph H 54%30.30 inHg

Sunday

1:00 AM

Clear night

66° 💧 None 💨 4 mph H 74%30.24 inHg

7:00 AM

Partly cloudy

60° 💧 None 💨 6 mph H 76%30.24 inHg

1:00 PM

Mostly sunny

57° 💧 None 💨 5 mph H 85%30.21 inHg

7:00 PM

Partly cloudy night

75° 💧 None 💨 6 mph H 55%30.15 inHg

Monday

1:00 AM

Partly cloudy night

68° 💧 None 💨 3 mph H 74%30.03 inHg

7:00 AM

Mostly sunny

63° 💧 None 💨 5 mph H 72%29.97 inHg

1:00 PM

Mostly sunny

58° 💧 None 💨 4 mph H 93%29.97 inHg

7:00 PM

Overcast night

73° 💧 None 💨 6 mph H 60%29.94 inHg

Tuesday

1:00 AM

Overcast night

63° 💧 None 💨 13 mph H 91%29.97 inHg

In Shannon and, more broadly, across the state of Illinois: This morning starts with a mix of sun and clouds, creating a pleasant start to the day. Temperatures are expected to be mild, ranging from the mid-50s to low 60s, with gentle southeast winds at around 8 to 14 mph. As the day progresses into the afternoon, temperatures will warm up into the upper 70s and around 80 degrees. Winds may increase slightly, with gusts reaching up to 28 mph, but no precipitation is expected throughout the day. Overall, it looks like a comfortable day with partly sunny skies and moderate breezes. It’s a good day to enjoy outdoor activities, just be mindful of the breezy conditions during the afternoon.

15-Day Weather Outlook for Shannon

TomorrowTomorrow

Light thunderstorms 76°/66° 💧 None 💨 19 mph

Wednesday, Sep 16Wed Sep 16

Light thunderstorms 69°/60° 💧 1.229 in 💨 11 mph

Thursday, Sep 17Thu Sep 17

Moderate rain 76°/65° 💧 0.467 in 💨 7 mph

Friday, Sep 18Fri Sep 18

Overcast 77°/65° 💧 None 💨 11 mph

Saturday, Sep 19Sat Sep 19

Partly cloudy 87°/67° 💧 0.076 in 💨 13 mph

Sunday, Sep 20Sun Sep 20

Heavy rain 76°/68° 💧 0.341 in 💨 15 mph

Monday, Sep 21Mon Sep 21

Mostly cloudy 69°/62° 💧 0.066 in 💨 13 mph

Tuesday, Sep 22Tue Sep 22

Sunny 64°/48° 💧 0.001 in 💨 13 mph

Wednesday, Sep 23Wed Sep 23

Sunny 66°/45° 💧 None 💨 5 mph

Thursday, Sep 24Thu Sep 24

Mostly sunny 69°/50° 💧 None 💨 5 mph

Friday, Sep 25Fri Sep 25

Partly cloudy 72°/53° 💧 None 💨 4 mph

Saturday, Sep 26Sat Sep 26

Mostly sunny 72°/53° 💧 None 💨 6 mph

Sunday, Sep 27Sun Sep 27

Partly cloudy 75°/57° 💧 None 💨 6 mph

Monday, Sep 28Mon Sep 28

Overcast 73°/58° 💧 0.035 in 💨 13 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Shannon

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Shannon

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 10:00 AM

PM2.5 Fine particles Good 3,0µg/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 3,6µg/m³

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

O₃ Ozone Good 50,7µg/m³

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

NO₂ Nitrogen dioxide Good 6,7µg/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 Shannon

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 5,5Moderate 😊Good

Tomorrow UV 2,1Low 🙂Fair

Wednesday UV 1,0Low 🙂Fair

Thursday UV 5,0Moderate 🙂Fair

Friday UV 5,0Moderate 🙂Fair

Saturday UV 5,0Moderate —Unavailable

Sunday UV 4,0Moderate —Unavailable

Hourly UV index today

10:00 AMUV 2,7 11:00 AMUV 4,0 12:00 PMUV 5,5 1:00 PMUV 3,0 2:00 PMUV 1,8 3:00 PMUV 2,2 4:00 PMUV 1,9 5:00 PMUV 1,1 6:00 PMUV 0,4 7:00 PMUV 0,0

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

Moderate UV risk

Sunglasses and sun protection are recommended for prolonged exposure.

Good air quality

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

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

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 Shannon

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · SHANNON, ILLINOIS

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 9:00 PM–10:00 PM.

100/100Best-hour score

BEST TIME TONIGHT 9:00 PM–10:00 PM Astronomical darkness: 8:46 PM–5:04 AM

☁ Cloud cover 0% Real hourly forecast for the best viewing hour.

☾ Moonlight 11% Waxing Crescent · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 12° high at the best hour.

✦ Estimated visible meteors 0–1/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min29%

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

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Forecast data for Shannon were last refreshed today at 9:02 AM. The current forecast period extends through 16/09/2026 at 7:00 AM. 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.