What is the weather in Stonington right now?

Current weather in Stonington is thunderstorm with rain.

Where can I find the hourly weather forecast for Stonington?

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

Is the weather forecast for Stonington updated regularly?

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

Now · 3:58 PM

Stonington Weather & Hourly Forecast

United States · Illinois · 62567

80°F

Thunderstorms

Feels like: 89°F

💧 Humidity 87% 🌡 Pressure 30.06 inHg 💨 Wind 3 mph 👁 Visibility 2.8 mi ☁ Clouds 89% ☀️ UV index 3.6 · Moderate 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Stonington

Today

4:00 PM

Thunderstorms

80° 💧 0.167 in 💨 3 mph H 87%30.06 inHg

7:00 PM

Sunny

80° 💧 None 💨 7 mph H 84%30.06 inHg

10:00 PM

Mostly clear night

78° 💧 None 💨 7 mph H 82%30.09 inHg

Tomorrow

1:00 AM

Light thunderstorms

76° 💧 0.272 in 💨 5 mph H 89%30.15 inHg

4:00 AM

Overcast night

73° 💧 0.014 in 💨 6 mph H 95%30.15 inHg

7:00 AM

Mostly cloudy

73° 💧 0.004 in 💨 5 mph H 96%30.18 inHg

10:00 AM

Mostly cloudy

82° 💧 0.001 in 💨 9 mph H 81%30.21 inHg

1:00 PM

Partly cloudy

90° 💧 0.001 in 💨 8 mph H 65%30.18 inHg

4:00 PM

Mostly sunny

91° 💧 0.010 in 💨 7 mph H 56%30.15 inHg

7:00 PM

Sunny

84° 💧 0.000 in 💨 4 mph H 76%30.12 inHg

10:00 PM

Clear night

80° 💧 None 💨 4 mph H 82%30.18 inHg

Thursday

1:00 AM

Clear night

79° 💧 None 💨 8 mph H 74%30.18 inHg

4:00 AM

Clear night

78° 💧 None 💨 9 mph H 73%30.15 inHg

7:00 AM

Sunny

76° 💧 None 💨 6 mph H 77%30.18 inHg

10:00 AM

Partly cloudy

83° 💧 None 💨 5 mph H 67%30.21 inHg

1:00 PM

Overcast

89° 💧 0.000 in 💨 5 mph H 63%30.18 inHg

Today

4:00 PM

Thunderstorms

80° 💧 0.153 in 💨 3 mph H 87%30.06 inHg

5:00 PM

Light rain

82° 💧 0.014 in 💨 3 mph H 83%30.03 inHg

6:00 PM

Mostly sunny

83° 💧 0.000 in 💨 6 mph H 80%30.06 inHg

7:00 PM

Sunny

80° 💧 None 💨 7 mph H 84%30.06 inHg

8:00 PM

Clear night

79° 💧 None 💨 8 mph H 84%30.06 inHg

9:00 PM

Clear night

79° 💧 None 💨 8 mph H 81%30.09 inHg

10:00 PM

Mostly clear night

78° 💧 None 💨 7 mph H 82%30.09 inHg

11:00 PM

Clear night

78° 💧 None 💨 8 mph H 84%30.12 inHg

Tomorrow

12:00 AM

Mostly clear night

78° 💧 None 💨 7 mph H 86%30.12 inHg

1:00 AM

Light thunderstorms

76° 💧 0.035 in 💨 5 mph H 89%30.15 inHg

2:00 AM

Thunderstorms

73° 💧 0.223 in 💨 5 mph H 96%30.15 inHg

3:00 AM

Light rain

74° 💧 0.013 in 💨 7 mph H 94%30.15 inHg

4:00 AM

Overcast night

73° 💧 0.002 in 💨 6 mph H 95%30.15 inHg

5:00 AM

Mostly cloudy night

73° 💧 0.000 in 💨 1 mph H 94%30.15 inHg

6:00 AM

Light thunderstorms

73° 💧 0.012 in 💨 4 mph H 96%30.18 inHg

7:00 AM

Mostly cloudy

73° 💧 0.002 in 💨 5 mph H 96%30.18 inHg

8:00 AM

Mostly sunny

75° 💧 0.000 in 💨 4 mph H 95%30.21 inHg

9:00 AM

Partly cloudy

78° 💧 0.002 in 💨 5 mph H 90%30.21 inHg

10:00 AM

Mostly cloudy

82° 💧 0.000 in 💨 9 mph H 81%30.21 inHg

11:00 AM

Sunny

84° 💧 0.000 in 💨 9 mph H 74%30.21 inHg

12:00 PM

Mostly sunny

88° 💧 None 💨 8 mph H 69%30.21 inHg

1:00 PM

Partly cloudy

90° 💧 0.000 in 💨 8 mph H 65%30.18 inHg

2:00 PM

Mostly cloudy

91° 💧 0.000 in 💨 7 mph H 61%30.18 inHg

3:00 PM

Mostly cloudy

91° 💧 0.000 in 💨 7 mph H 59%30.15 inHg

4:00 PM

Mostly sunny

91° 💧 0.001 in 💨 7 mph H 56%30.15 inHg

5:00 PM

Light thunderstorms

90° 💧 0.006 in 💨 6 mph H 61%30.12 inHg

6:00 PM

Light thunderstorms

88° 💧 0.004 in 💨 5 mph H 69%30.12 inHg

7:00 PM

Sunny

84° 💧 0.000 in 💨 4 mph H 76%30.12 inHg

8:00 PM

Clear night

82° 💧 None 💨 4 mph H 80%30.15 inHg

9:00 PM

Clear night

81° 💧 None 💨 4 mph H 81%30.15 inHg

10:00 PM

Clear night

80° 💧 None 💨 4 mph H 82%30.18 inHg

11:00 PM

Clear night

79° 💧 None 💨 6 mph H 82%30.18 inHg

Thursday

12:00 AM

Clear night

80° 💧 None 💨 7 mph H 78%30.18 inHg

1:00 AM

Clear night

79° 💧 None 💨 8 mph H 74%30.18 inHg

2:00 AM

Clear night

78° 💧 None 💨 9 mph H 74%30.18 inHg

3:00 AM

Clear night

78° 💧 None 💨 9 mph H 73%30.15 inHg

4:00 AM

Clear night

78° 💧 None 💨 9 mph H 73%30.15 inHg

5:00 AM

Clear night

78° 💧 None 💨 9 mph H 73%30.15 inHg

6:00 AM

Clear night

77° 💧 None 💨 7 mph H 74%30.18 inHg

7:00 AM

Sunny

76° 💧 None 💨 6 mph H 77%30.18 inHg

8:00 AM

Partly cloudy

78° 💧 None 💨 6 mph H 76%30.21 inHg

9:00 AM

Mostly cloudy

81° 💧 None 💨 5 mph H 71%30.21 inHg

10:00 AM

Partly cloudy

83° 💧 None 💨 5 mph H 67%30.21 inHg

11:00 AM

Mostly cloudy

86° 💧 None 💨 5 mph H 66%30.21 inHg

12:00 PM

Mostly cloudy

88° 💧 None 💨 5 mph H 64%30.18 inHg

1:00 PM

Overcast

89° 💧 None 💨 5 mph H 63%30.18 inHg

2:00 PM

Mostly cloudy

90° 💧 None 💨 4 mph H 61%30.15 inHg

3:00 PM

Strong thunderstorm

91° 💧 0.000 in 💨 5 mph H 60%30.12 inHg

4:00 PM

Light thunderstorms

90° 💧 0.002 in 💨 5 mph H 62%30.12 inHg

5:00 PM

Light thunderstorms

87° 💧 0.005 in 💨 6 mph H 67%30.12 inHg

6:00 PM

Mostly cloudy

86° 💧 0.001 in 💨 5 mph H 72%30.12 inHg

7:00 PM

Mostly cloudy

83° 💧 None 💨 3 mph H 80%30.12 inHg

8:00 PM

Mostly cloudy night

81° 💧 None 💨 1 mph H 83%30.15 inHg

9:00 PM

Mostly clear night

80° 💧 None 💨 4 mph H 86%30.15 inHg

10:00 PM

Mostly clear night

78° 💧 None 💨 7 mph H 87%30.18 inHg

11:00 PM

Clear night

77° 💧 None 💨 8 mph H 87%30.18 inHg

Friday

12:00 AM

Mostly clear night

76° 💧 None 💨 7 mph H 88%30.18 inHg

1:00 AM

Clear night

75° 💧 None 💨 7 mph H 90%30.18 inHg

2:00 AM

Clear night

74° 💧 None 💨 7 mph H 92%30.18 inHg

3:00 AM

Clear night

73° 💧 None 💨 8 mph H 93%30.18 inHg

4:00 AM

Clear night

72° 💧 None 💨 7 mph H 91%30.18 inHg

5:00 AM

Clear night

71° 💧 None 💨 6 mph H 90%30.18 inHg

6:00 AM

Clear night

70° 💧 None 💨 6 mph H 89%30.18 inHg

7:00 AM

Sunny

70° 💧 None 💨 7 mph H 88%30.18 inHg

10:00 AM

Partly cloudy

77° 💧 None 💨 7 mph H 75%30.18 inHg

1:00 PM

Sunny

84° 💧 None 💨 7 mph H 65%30.15 inHg

4:00 PM

Partly cloudy

87° 💧 None 💨 4 mph H 62%30.06 inHg

7:00 PM

Mostly cloudy

80° 💧 None 💨 5 mph H 81%30.03 inHg

10:00 PM

Clear night

75° 💧 None 💨 11 mph H 84%30.03 inHg

Saturday

1:00 AM

Clear night

73° 💧 None 💨 10 mph H 86%30.00 inHg

4:00 AM

Partly cloudy night

72° 💧 None 💨 10 mph H 88%29.97 inHg

7:00 AM

Mostly cloudy

73° 💧 None 💨 10 mph H 90%29.94 inHg

10:00 AM

Overcast

83° 💧 None 💨 7 mph H 73%29.94 inHg

1:00 PM

Mostly cloudy

86° 💧 None 💨 7 mph H 60%29.88 inHg

4:00 PM

Partly cloudy

91° 💧 None 💨 8 mph H 52%29.85 inHg

7:00 PM

Partly cloudy

83° 💧 None 💨 6 mph H 70%29.83 inHg

10:00 PM

Partly cloudy night

80° 💧 None 💨 4 mph H 75%29.83 inHg

Sunday

1:00 AM

Light rain

74° 💧 None 💨 4 mph H 94%29.88 inHg

4:00 AM

Partly cloudy night

72° 💧 None 💨 3 mph H 95%29.85 inHg

7:00 AM

Moderate rain

71° 💧 None 💨 4 mph H 98%29.88 inHg

10:00 AM

Light rain

74° 💧 None 💨 3 mph H 95%29.94 inHg

1:00 PM

Overcast

81° 💧 None 💨 3 mph H 73%29.91 inHg

4:00 PM

Overcast

81° 💧 None 💨 7 mph H 73%29.88 inHg

7:00 PM

Partly cloudy night

76° 💧 None 💨 8 mph H 80%29.88 inHg

10:00 PM

Clear night

72° 💧 None 💨 10 mph H 87%29.94 inHg

Monday

1:00 AM

Clear night

70° 💧 None 💨 9 mph H 90%29.91 inHg

4:00 AM

Clear night

69° 💧 None 💨 9 mph H 92%29.88 inHg

7:00 AM

Sunny

69° 💧 None 💨 6 mph H 95%29.88 inHg

1:00 PM

Mostly sunny

85° 💧 None 💨 3 mph H 68%29.88 inHg

7:00 PM

Mostly clear night

74° 💧 None 💨 4 mph H 93%29.88 inHg

Tuesday

1:00 AM

Overcast night

70° 💧 None 💨 6 mph H 94%29.97 inHg

7:00 AM

Overcast

66° 💧 None 💨 8 mph H 96%30.00 inHg

1:00 PM

Mostly sunny

76° 💧 None 💨 9 mph H 65%30.03 inHg

7:00 PM

Clear night

70° 💧 None 💨 5 mph H 73%30.03 inHg

Wednesday

1:00 AM

Clear night

63° 💧 None 💨 4 mph H 93%30.09 inHg

7:00 AM

Sunny

60° 💧 None 💨 4 mph H 98%30.15 inHg

1:00 PM

Sunny

74° 💧 None 💨 6 mph H 60%30.15 inHg

7:00 PM

Clear night

69° 💧 None 💨 3 mph H 75%30.09 inHg

Thursday

1:00 AM

Clear night

63° 💧 None 💨 3 mph H 90%30.12 inHg

7:00 AM

Partly cloudy

61° 💧 None 💨 3 mph H 92%30.12 inHg

1:00 PM

Overcast

76° 💧 None 💨 5 mph H 64%30.09 inHg

7:00 PM

Overcast night

73° 💧 None 💨 5 mph H 76%30.00 inHg

Friday

1:00 AM

Light rain

67° 💧 None 💨 5 mph H 92%30.03 inHg

7:00 AM

Mostly cloudy

65° 💧 None 💨 7 mph H 95%30.03 inHg

1:00 PM

Light rain

79° 💧 None 💨 5 mph H 65%30.00 inHg

7:00 PM

Overcast night

73° 💧 None 💨 11 mph H 75%30.00 inHg

Saturday

1:00 AM

Mostly cloudy night

66° 💧 None 💨 7 mph H 93%30.03 inHg

7:00 AM

Mostly cloudy

63° 💧 None 💨 6 mph H 93%30.03 inHg

1:00 PM

Mostly cloudy

74° 💧 None 💨 8 mph H 73%30.03 inHg

7:00 PM

Clear night

69° 💧 None 💨 8 mph H 89%30.00 inHg

Sunday

1:00 AM

Overcast night

67° 💧 None 💨 9 mph H 87%30.03 inHg

7:00 AM

Partly cloudy

63° 💧 None 💨 7 mph H 92%30.03 inHg

1:00 PM

Mostly sunny

78° 💧 None 💨 11 mph H 58%30.00 inHg

7:00 PM

Clear night

71° 💧 None 💨 5 mph H 72%29.94 inHg

Monday

1:00 AM

Clear night

65° 💧 None 💨 7 mph H 84%29.97 inHg

7:00 AM

Sunny

62° 💧 None 💨 6 mph H 91%29.97 inHg

1:00 PM

Sunny

77° 💧 None 💨 7 mph H 58%29.94 inHg

7:00 PM

Clear night

72° 💧 None 💨 4 mph H 76%29.88 inHg

Tuesday

1:00 AM

Clear night

68° 💧 None 💨 5 mph H 87%29.88 inHg

7:00 AM

Sunny

64° 💧 None 💨 4 mph H 95%29.91 inHg

1:00 PM

Light rain

80° 💧 None 💨 4 mph H 61%29.91 inHg

7:00 PM

Partly cloudy night

75° 💧 None 💨 3 mph H 77%29.88 inHg

Wednesday

1:00 AM

Mostly clear night

69° 💧 None 💨 1 mph H 91%29.91 inHg

7:00 AM

Sunny

66° 💧 None 💨 0 mph H 98%29.97 inHg

In Stonington and, more broadly, across the state of Illinois: As the afternoon winds down, temperatures remain warm, ranging from the mid-70s to the low 90s. The sky features a mix of sun and clouds, creating a partly cloudy evening. There is a high likelihood of rain, with the possibility of about 0.16 inches accumulating overnight. Winds will generally be moderate from the west, reaching up to 14 mph, with gusts possibly gusting to 18 mph. Expect the weather to be humid and unsettled during the evening hours, with rain showers likely to continue into the night. Be prepared for changing conditions if you plan to be outdoors later today.

15-Day Weather Outlook for Stonington

TomorrowTomorrow

Light thunderstorms 91°/73° 💧 None 💨 9 mph

Thursday, Sep 17Thu Sep 17

Strong thunderstorm 91°/76° 💧 None 💨 9 mph

Friday, Sep 18Fri Sep 18

Mostly cloudy 87°/70° 💧 0.631 in 💨 11 mph

Saturday, Sep 19Sat Sep 19

Partly cloudy 91°/72° 💧 0.001 in 💨 10 mph

Sunday, Sep 20Sun Sep 20

Moderate rain 81°/71° 💧 1.337 in 💨 10 mph

Monday, Sep 21Mon Sep 21

Mostly sunny 85°/69° 💧 0.277 in 💨 9 mph

Tuesday, Sep 22Tue Sep 22

Overcast 76°/66° 💧 0.003 in 💨 9 mph

Wednesday, Sep 23Wed Sep 23

Sunny 74°/60° 💧 None 💨 6 mph

Thursday, Sep 24Thu Sep 24

Partly cloudy 76°/61° 💧 0.015 in 💨 5 mph

Friday, Sep 25Fri Sep 25

Light rain 79°/65° 💧 0.400 in 💨 11 mph

Saturday, Sep 26Sat Sep 26

Mostly cloudy 74°/63° 💧 0.245 in 💨 8 mph

Sunday, Sep 27Sun Sep 27

Mostly sunny 78°/63° 💧 0.004 in 💨 11 mph

Monday, Sep 28Mon Sep 28

Sunny 77°/62° 💧 None 💨 7 mph

Tuesday, Sep 29Tue Sep 29

Light rain 80°/64° 💧 0.042 in 💨 5 mph

Wednesday, Sep 30Wed Sep 30

Mostly sunny 69°/66° 💧 None 💨 1 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Stonington

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Stonington

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 4:00 PM

PM2.5 Fine particles Good 4,1µg/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 4,7µg/m³

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

O₃ Ozone Fair 88,5µg/m³

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

NO₂ Nitrogen dioxide Good 1,3µg/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 Stonington

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 7,0High 🙂Fair

Tomorrow UV 6,9High 🙂Fair

Thursday UV 6,6High 😐Moderate

Friday UV 6,9High 😐Moderate

Saturday UV 5,6Moderate 🙂Fair

Sunday UV 9,0Very high —Unavailable

Monday UV 7,0High —Unavailable

Hourly UV index today

4:00 PMUV 1,3 5:00 PMUV 0,4 6:00 PMUV 0,4 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.

Acceptable air quality

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

Stay hydrated

Drink water regularly, especially during physical activity or prolonged sun exposure. High humidity can make it feel hotter.

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 Stonington

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · STONINGTON, ILLINOIS

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 11:00 PM–12:00 AM.

98/100Best-hour score

BEST TIME TONIGHT 11:00 PM–12:00 AM Astronomical darkness: 8:36 PM–5:07 AM

☁ Cloud cover 3% Real hourly forecast for the best viewing hour.

☾ Moonlight 20% Waxing Crescent · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 29° high at the best hour.

✦ Estimated visible meteors 1–3/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min55%

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 Stonington were last refreshed today at 3:58 PM. The current forecast period extends through 17/09/2026 at 1:00 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.