Addison

Washakie County, Illinois, United States

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Current Weather

20°

Overcast

Feels Like: 20°

Min: 20°

Max: 25°

The next few hours will be overcast, with today reaching 25°C and dropping to 20°C. The coming days will be mostly cloudy throughout the day.

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Compare today's weather with yesterday's data and track temperature trends over time.

Hourly Forecast

21° 20° 20° 20° 20° 20° 20° 21° 23° 24° 25° 25° 25° 25° 24° 22° 22° 22° 22° 21° 21° 21° 20° 20°
2am
3am
4am
5am
6am
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8am
9am
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11am
12pm
1pm
2pm
3pm
4pm
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6pm
7pm
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1am
Today
Tomorrow

Daylight Hours

06:39

Sunrise

18:52

Sunset

12 hours 13 minutes of sunlight today

Moon

Waxing Crescent

12:39

Moonrise

20:54

Moonset

Daily Forecast

Today

20°
25°

Thursday

20°
24°

Friday

18°
23°

Saturday

19°
24°

Sunday

18°
21°

Monday

17°
21°

Tuesday

16°
21°

Wednesday

16°
23°

Thursday

15°
20°

Friday

16°
21°

Air Quality Data Available

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UV Index

No protection needed
0 Low
Low Extreme

Humidity

91% Very Humid
Low High

Weather in Addison today, September 16, 2026

Cloud cover dominates in Addison on September 16, 2026, keeping sunshine limited. Expect a grey, overcast feel rather than long bright spells. The first half of the day looks overcast, as cloud amounts reach about 100% around 02:00. Brighter weather, if it comes, waits until later.

The day peaks near 25°C and cools toward 20°C. Expect humidity between 60% and 96%, most humid near 23:00. Expect gentle winds, highest near 09:00 at 4.4 km/h.

Expect persistent cloud later on, with amounts around 100% by 12:00. Sunshine remains the exception, not the rule. Visibility stays generally good near 14.0 km on average, though it can drop toward 4.7 km in thicker cloud or showers. Sunrise is at 06:39 and sunset at 18:52, giving 12 hours 13 minutes of sunlight today.

Taken together, overcast skies in Addison on September 16, 2026 favour indoor or covered options, with temperatures near 25°C.

Frequently asked questions about weather in Addison

How warm does it get in Addison?

The warmest month in Addison is July, with average high temperatures of 28°C. The average temperature during this period is around 24°C.

How cold does it get in Addison?

The coldest month in Addison is January, with average low temperatures of -6°C. The average temperature during this period is around -4°C.

What is the wettest time of year in Addison?

The wettest month in Addison is May, with an average of 126mm of precipitation.

What is the driest time of year in Addison?

The driest month in Addison is February, with an average of 51mm of precipitation.

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Metric (°C, km/h)