Belvidere

Kauai County, Illinois, United States

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Current Weather

19°

Overcast

Feels Like: 19°

Min: 16°

Max: 22°

The next few hours will be overcast, with today reaching 22°C and dropping to 17°C. The coming days will be drizzle

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Hourly Forecast

19° 20° 21° 22° 22° 22° 21° 21° 20° 20° 19° 18° 18° 17° 17° 17° 17° 18° 18° 18° 18° 18° 18° 19°
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10am
11am
12pm
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6pm
7pm
8pm
9pm
10pm
11pm
12am
1am
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8am
Today
Tomorrow

Daylight Hours

06:42

Sunrise

18:56

Sunset

12 hours 13 minutes of sunlight today

Moon

Waxing Crescent

12:44

Moonrise

20:56

Moonset

Daily Forecast

Today

16°
22°

Thursday

17°
23°

Friday

16°
23°

Saturday

18°
25°

Sunday

16°
20°

Monday

14°
20°

Tuesday

14°
21°

Wednesday

14°
23°

Thursday

15°
24°

Friday

13°
23°

Air Quality Data Available

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UV Index

No protection needed
1 Low
Low Extreme

Humidity

73% Humid
Low High

Weather in Belvidere today, September 16, 2026

Expect a muted, overcast feel in Belvidere on September 16, 2026 as cloud persists. Brighter breaks, if they arrive, should stay brief. The first half of the day looks overcast, as cloud amounts reach about 100% around 09:00. Brighter weather, if it comes, waits until later.

The temperature range runs from about 16°C up to 22°C. Moisture in the air spans 68%-81%, with the highest values around 18:00. Airflow remains manageable, reaching about 4.4 km/h around 09:00.

The afternoon keeps an overcast feel, as cloud reaches about 100% around 12:00. Outdoor plans may still want a flexible backup. Expect visibility near 15.8 km, with poorer spells close to 10.9 km. Sunrise is at 06:42 and sunset at 18:56, giving 12 hours 13 minutes of sunlight today.

Taken together, overcast skies in Belvidere on September 16, 2026 favour indoor or covered options, with temperatures near 22°C.

Frequently asked questions about weather in Belvidere

How warm does it get in Belvidere?

The warmest month in Belvidere 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 Belvidere?

The coldest month in Belvidere is January, with average low temperatures of -8°C. The average temperature during this period is around -5°C.

What is the wettest time of year in Belvidere?

The wettest month in Belvidere is May, with an average of 124mm of precipitation.

What is the driest time of year in Belvidere?

The driest month in Belvidere is February, with an average of 46mm of precipitation.

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Metric (°C, km/h)