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Now · 9:25 PM

Streator Weather & Hourly Forecast

United States · Illinois · 61364

69°F

Clear night

Feels like: 63°F

💧 Humidity 53% 🌡 Pressure 30.03 inHg 💨 Wind 12 mph 👁 Visibility 22.2 mi ☁ Clouds 1% ☀️ UV index 0.0 · Low 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Streator

Today

10:00 PM

Clear night

69° 💧 None 💨 12 mph H 56%30.06 inHg

Tomorrow

1:00 AM

Overcast night

69° 💧 None 💨 12 mph H 61%30.00 inHg

4:00 AM

Mostly clear night

70° 💧 None 💨 13 mph H 62%30.00 inHg

7:00 AM

Mostly sunny

71° 💧 0.001 in 💨 13 mph H 68%30.00 inHg

10:00 AM

Light rain

78° 💧 0.010 in 💨 10 mph H 69%30.03 inHg

1:00 PM

Sunny

87° 💧 0.002 in 💨 10 mph H 59%30.03 inHg

4:00 PM

Light thunderstorms

87° 💧 0.090 in 💨 8 mph H 61%30.00 inHg

7:00 PM

Light rain

77° 💧 0.014 in 💨 5 mph H 93%30.06 inHg

10:00 PM

Mostly clear night

73° 💧 0.002 in 💨 5 mph H 96%30.12 inHg

Wednesday

1:00 AM

Thunderstorms

72° 💧 0.240 in 💨 6 mph H 98%30.18 inHg

4:00 AM

Light thunderstorms

70° 💧 0.040 in 💨 7 mph H 97%30.18 inHg

7:00 AM

Overcast

69° 💧 None 💨 8 mph H 96%30.24 inHg

10:00 AM

Overcast

74° 💧 0.073 in 💨 9 mph H 83%30.27 inHg

1:00 PM

Light thunderstorms

77° 💧 0.102 in 💨 3 mph H 84%30.27 inHg

4:00 PM

Overcast

81° 💧 None 💨 8 mph H 76%30.18 inHg

7:00 PM

Partly cloudy

76° 💧 None 💨 8 mph H 90%30.15 inHg

Today

10:00 PM

Clear night

69° 💧 None 💨 12 mph H 56%30.06 inHg

11:00 PM

Overcast night

69° 💧 None 💨 13 mph H 58%30.03 inHg

Tomorrow

12:00 AM

Overcast night

69° 💧 None 💨 13 mph H 60%30.00 inHg

1:00 AM

Overcast night

69° 💧 None 💨 12 mph H 61%30.00 inHg

2:00 AM

Partly cloudy night

69° 💧 None 💨 14 mph H 61%29.97 inHg

3:00 AM

Mostly cloudy night

70° 💧 None 💨 13 mph H 62%30.00 inHg

4:00 AM

Mostly clear night

70° 💧 None 💨 13 mph H 62%30.00 inHg

5:00 AM

Partly cloudy night

70° 💧 None 💨 13 mph H 64%30.00 inHg

6:00 AM

Clear night

71° 💧 None 💨 13 mph H 66%29.97 inHg

7:00 AM

Mostly sunny

71° 💧 None 💨 13 mph H 68%30.00 inHg

8:00 AM

Sunny

74° 💧 None 💨 12 mph H 68%30.03 inHg

9:00 AM

Mostly sunny

76° 💧 0.001 in 💨 8 mph H 68%30.06 inHg

10:00 AM

Light rain

78° 💧 0.010 in 💨 10 mph H 69%30.03 inHg

11:00 AM

Sunny

82° 💧 None 💨 11 mph H 64%30.03 inHg

12:00 PM

Sunny

85° 💧 None 💨 11 mph H 62%30.03 inHg

1:00 PM

Sunny

87° 💧 None 💨 10 mph H 59%30.03 inHg

2:00 PM

Strong thunderstorm

89° 💧 0.000 in 💨 10 mph H 57%30.00 inHg

3:00 PM

Strong thunderstorm

88° 💧 0.002 in 💨 9 mph H 59%30.00 inHg

4:00 PM

Light thunderstorms

87° 💧 0.004 in 💨 8 mph H 61%30.00 inHg

5:00 PM

Light thunderstorms

85° 💧 0.011 in 💨 7 mph H 66%30.03 inHg

6:00 PM

Light thunderstorms

79° 💧 0.075 in 💨 8 mph H 89%30.06 inHg

7:00 PM

Light rain

77° 💧 0.011 in 💨 5 mph H 93%30.06 inHg

8:00 PM

Mostly cloudy night

76° 💧 0.001 in 💨 2 mph H 94%30.09 inHg

9:00 PM

Partly cloudy night

75° 💧 0.002 in 💨 3 mph H 96%30.09 inHg

10:00 PM

Mostly clear night

73° 💧 0.002 in 💨 5 mph H 96%30.12 inHg

11:00 PM

Mostly cloudy night

72° 💧 0.000 in 💨 6 mph H 98%30.15 inHg

Wednesday

12:00 AM

Overcast night

72° 💧 None 💨 7 mph H 98%30.15 inHg

1:00 AM

Thunderstorms

72° 💧 0.188 in 💨 6 mph H 98%30.18 inHg

2:00 AM

Light thunderstorms

71° 💧 0.042 in 💨 2 mph H 98%30.18 inHg

3:00 AM

Light thunderstorms

70° 💧 0.010 in 💨 8 mph H 98%30.18 inHg

4:00 AM

Light thunderstorms

70° 💧 0.026 in 💨 7 mph H 97%30.18 inHg

5:00 AM

Light rain

70° 💧 0.012 in 💨 6 mph H 96%30.21 inHg

6:00 AM

Overcast night

69° 💧 0.001 in 💨 7 mph H 97%30.21 inHg

7:00 AM

Overcast

69° 💧 None 💨 8 mph H 96%30.24 inHg

8:00 AM

Mostly cloudy

69° 💧 None 💨 7 mph H 94%30.24 inHg

9:00 AM

Mostly cloudy

71° 💧 None 💨 10 mph H 89%30.24 inHg

10:00 AM

Overcast

74° 💧 None 💨 9 mph H 83%30.27 inHg

11:00 AM

Light thunderstorms

75° 💧 0.029 in 💨 9 mph H 85%30.27 inHg

12:00 PM

Light thunderstorms

76° 💧 0.044 in 💨 8 mph H 86%30.27 inHg

1:00 PM

Light thunderstorms

77° 💧 0.069 in 💨 3 mph H 84%30.27 inHg

2:00 PM

Light thunderstorms

76° 💧 0.033 in 💨 7 mph H 88%30.24 inHg

3:00 PM

Overcast

81° 💧 0.001 in 💨 7 mph H 76%30.21 inHg

4:00 PM

Overcast

81° 💧 None 💨 8 mph H 76%30.18 inHg

5:00 PM

Overcast

80° 💧 None 💨 7 mph H 79%30.18 inHg

6:00 PM

Overcast

78° 💧 None 💨 8 mph H 84%30.15 inHg

7:00 PM

Partly cloudy

76° 💧 None 💨 8 mph H 90%30.15 inHg

8:00 PM

Partly cloudy night

75° 💧 None 💨 8 mph H 92%30.18 inHg

9:00 PM

Mostly cloudy night

74° 💧 None 💨 7 mph H 93%30.18 inHg

10:00 PM

Partly cloudy night

74° 💧 None 💨 7 mph H 95%30.18 inHg

11:00 PM

Mostly clear night

75° 💧 None 💨 7 mph H 95%30.15 inHg

Thursday

12:00 AM

Clear night

75° 💧 None 💨 5 mph H 94%30.15 inHg

1:00 AM

Clear night

75° 💧 None 💨 6 mph H 93%30.12 inHg

2:00 AM

Clear night

76° 💧 None 💨 7 mph H 89%30.12 inHg

3:00 AM

Mostly cloudy night

76° 💧 None 💨 7 mph H 86%30.12 inHg

4:00 AM

Mostly cloudy night

76° 💧 None 💨 7 mph H 85%30.12 inHg

5:00 AM

Mostly cloudy night

75° 💧 None 💨 6 mph H 85%30.12 inHg

6:00 AM

Mostly cloudy night

73° 💧 None 💨 3 mph H 92%30.12 inHg

7:00 AM

Mostly cloudy

73° 💧 None 💨 3 mph H 93%30.15 inHg

4:00 PM

Light rain

87° 💧 None 💨 8 mph H 64%30.12 inHg

7:00 PM

Mostly sunny

80° 💧 None 💨 6 mph H 80%30.12 inHg

10:00 PM

Clear night

73° 💧 None 💨 11 mph H 88%30.18 inHg

Friday

1:00 AM

Overcast night

70° 💧 None 💨 6 mph H 87%30.21 inHg

4:00 AM

Overcast night

70° 💧 None 💨 9 mph H 76%30.18 inHg

7:00 AM

Overcast

68° 💧 None 💨 7 mph H 81%30.24 inHg

10:00 AM

Partly cloudy

72° 💧 None 💨 8 mph H 78%30.24 inHg

1:00 PM

Overcast

78° 💧 None 💨 8 mph H 66%30.18 inHg

4:00 PM

Mostly cloudy

79° 💧 None 💨 9 mph H 58%30.12 inHg

7:00 PM

Mostly sunny

74° 💧 None 💨 10 mph H 64%30.12 inHg

10:00 PM

Clear night

70° 💧 None 💨 10 mph H 68%30.12 inHg

Saturday

1:00 AM

Partly cloudy night

68° 💧 None 💨 11 mph H 68%30.06 inHg

4:00 AM

Mostly clear night

67° 💧 None 💨 10 mph H 77%30.00 inHg

7:00 AM

Mostly cloudy

67° 💧 None 💨 11 mph H 82%29.97 inHg

10:00 AM

Overcast

77° 💧 None 💨 11 mph H 73%29.91 inHg

1:00 PM

Overcast

86° 💧 None 💨 11 mph H 62%29.88 inHg

4:00 PM

Overcast

87° 💧 None 💨 10 mph H 59%29.83 inHg

7:00 PM

Mostly cloudy night

81° 💧 None 💨 2 mph H 78%29.80 inHg

10:00 PM

Light rain

73° 💧 None 💨 5 mph H 97%29.88 inHg

Sunday

1:00 AM

Mostly cloudy night

72° 💧 None 💨 3 mph H 98%29.85 inHg

4:00 AM

Overcast night

71° 💧 None 💨 2 mph H 100%29.85 inHg

7:00 AM

Overcast

71° 💧 None 💨 2 mph H 99%29.88 inHg

10:00 AM

Light rain

72° 💧 None 💨 5 mph H 95%29.91 inHg

1:00 PM

Light rain

78° 💧 None 💨 5 mph H 81%29.91 inHg

7:00 PM

Overcast night

77° 💧 None 💨 7 mph H 72%29.91 inHg

Monday

1:00 AM

Mostly clear night

73° 💧 None 💨 9 mph H 69%29.91 inHg

7:00 AM

Overcast

67° 💧 None 💨 10 mph H 84%29.97 inHg

1:00 PM

Overcast

60° 💧 None 💨 8 mph H 92%30.03 inHg

7:00 PM

Overcast night

70° 💧 None 💨 13 mph H 66%30.06 inHg

Tuesday

1:00 AM

Mostly clear night

64° 💧 None 💨 12 mph H 66%30.09 inHg

7:00 AM

Overcast

59° 💧 None 💨 9 mph H 87%30.15 inHg

1:00 PM

Overcast

55° 💧 None 💨 10 mph H 77%30.21 inHg

7:00 PM

Overcast night

69° 💧 None 💨 12 mph H 49%30.24 inHg

Wednesday

1:00 AM

Overcast night

63° 💧 None 💨 13 mph H 67%30.21 inHg

7:00 AM

Overcast

61° 💧 None 💨 11 mph H 71%30.27 inHg

1:00 PM

Overcast

56° 💧 None 💨 10 mph H 77%30.30 inHg

7:00 PM

Overcast night

71° 💧 None 💨 11 mph H 52%30.27 inHg

Thursday

1:00 AM

Partly cloudy night

67° 💧 None 💨 10 mph H 59%30.24 inHg

7:00 AM

Overcast

63° 💧 None 💨 9 mph H 67%30.27 inHg

1:00 PM

Overcast

64° 💧 None 💨 8 mph H 70%30.30 inHg

7:00 PM

Mostly clear night

76° 💧 None 💨 7 mph H 53%30.27 inHg

Friday

1:00 AM

Overcast night

74° 💧 None 💨 4 mph H 63%30.21 inHg

7:00 AM

Overcast

69° 💧 None 💨 5 mph H 66%30.24 inHg

1:00 PM

Overcast

67° 💧 None 💨 5 mph H 71%30.27 inHg

7:00 PM

Partly cloudy night

77° 💧 None 💨 4 mph H 59%30.27 inHg

Saturday

1:00 AM

Mostly cloudy night

73° 💧 None 💨 3 mph H 68%30.18 inHg

7:00 AM

Mostly sunny

65° 💧 None 💨 4 mph H 81%30.21 inHg

1:00 PM

Overcast

61° 💧 None 💨 3 mph H 80%30.21 inHg

7:00 PM

Mostly clear night

79° 💧 None 💨 4 mph H 43%30.15 inHg

Sunday

1:00 AM

Overcast night

73° 💧 None 💨 3 mph H 50%30.06 inHg

7:00 AM

Overcast

67° 💧 None 💨 6 mph H 71%30.03 inHg

1:00 PM

Mostly cloudy

62° 💧 None 💨 5 mph H 86%30.00 inHg

7:00 PM

Mostly clear night

79° 💧 None 💨 8 mph H 49%29.94 inHg

Monday

1:00 AM

Mostly clear night

77° 💧 None 💨 6 mph H 51%29.85 inHg

7:00 AM

Light rain

70° 💧 None 💨 9 mph H 65%29.85 inHg

1:00 PM

Partly cloudy

66° 💧 None 💨 6 mph H 77%29.88 inHg

7:00 PM

Partly cloudy night

85° 💧 None 💨 7 mph H 51%29.85 inHg

Tuesday

1:00 AM

Clear night

78° 💧 None 💨 4 mph H 66%29.85 inHg

7:00 AM

Sunny

68° 💧 None 💨 2 mph H 93%29.91 inHg

1:00 PM

Overcast

62° 💧 None 💨 2 mph H 99%29.97 inHg

In Streator and, more broadly, across the state of Illinois: The evening will feature mostly cloudy skies with temperatures remaining mild to warm, ranging from 75 to 77 degrees Fahrenheit. Winds will be moderate from the southeast, reaching up to 16 mph, with gusts that could peak at 38 mph. No rain is expected during these hours, so the night should be dry. Expect the wind to be noticeable, especially with gusts, but otherwise, it should be a calm evening overall. Temperatures are unlikely to drop significantly, providing a relatively comfortable night ahead.

15-Day Weather Outlook for Streator

TomorrowTomorrow

Strong thunderstorm 89°/69° 💧 None 💨 14 mph

Wednesday, Sep 16Wed Sep 16

Thunderstorms 81°/69° 💧 None 💨 10 mph

Thursday, Sep 17Thu Sep 17

Light rain 87°/73° 💧 0.597 in 💨 11 mph

Friday, Sep 18Fri Sep 18

Overcast 79°/68° 💧 0.001 in 💨 10 mph

Saturday, Sep 19Sat Sep 19

Light rain 87°/67° 💧 0.583 in 💨 11 mph

Sunday, Sep 20Sun Sep 20

Light rain 78°/71° 💧 0.121 in 💨 7 mph

Monday, Sep 21Mon Sep 21

Overcast 73°/60° 💧 0.011 in 💨 13 mph

Tuesday, Sep 22Tue Sep 22

Mostly sunny 69°/55° 💧 None 💨 12 mph

Wednesday, Sep 23Wed Sep 23

Overcast 71°/56° 💧 None 💨 13 mph

Thursday, Sep 24Thu Sep 24

Partly cloudy 76°/63° 💧 None 💨 10 mph

Friday, Sep 25Fri Sep 25

Partly cloudy 77°/67° 💧 0.001 in 💨 5 mph

Saturday, Sep 26Sat Sep 26

Mostly cloudy 79°/61° 💧 None 💨 4 mph

Sunday, Sep 27Sun Sep 27

Mostly sunny 79°/62° 💧 0.009 in 💨 8 mph

Monday, Sep 28Mon Sep 28

Light rain 85°/66° 💧 0.027 in 💨 9 mph

Tuesday, Sep 29Tue Sep 29

Overcast 78°/62° 💧 0.001 in 💨 4 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Streator

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Streator

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 10:00 PM

PM2.5 Fine particles Good 4,4µg/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 4,8µg/m³

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

O₃ Ozone Fair 94,3µg/m³

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

NO₂ Nitrogen dioxide Good 2,8µg/m³

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

Air quality is acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in Streator

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 6,1High 🙂Fair

Tomorrow UV 4,8Moderate 😐Moderate

Wednesday UV 3,3Moderate 🙂Fair

Thursday UV 7,0High 🙂Fair

Friday UV 7,0High 😐Moderate

Saturday UV 7,0High —Unavailable

Sunday UV 5,0Moderate —Unavailable

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.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.

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 Streator

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · STREATOR, ILLINOIS

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 10:00 PM–11:00 PM.

99/100Best-hour score

BEST TIME TONIGHT 10:00 PM–11:00 PM Astronomical darkness: 8:40 PM–5:02 AM

☁ Cloud cover 1% Real hourly forecast for the best viewing hour.

☾ Moonlight 12% Waxing Crescent · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 20° high at the best hour.

✦ Estimated visible meteors 0–2/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min44%

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.

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Forecast data for Streator were last refreshed today at 9:25 PM. The current forecast period extends through 16/09/2026 at 7:00 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.