Brookfield

Platte County, Illinois, United States

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Current Weather

25°

Drizzle

Feels Like:

Min: 19°

Max: 31°

The next few hours will be overcast, with today reaching 31°C and dropping to 10°C. The coming days will be drizzle

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

Hourly Forecast

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9pm
10pm
11pm
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Today
Tomorrow

Daylight Hours

06:37

Sunrise

18:53

Sunset

12 hours 15 minutes of sunlight today

Moon

Waxing Crescent

11:33

Moonrise

20:24

Moonset

Daily Forecast

Today

19°
31°

Wednesday

24°

Thursday

11°
19°

Friday

10°
19°

Saturday

18°

Sunday

19°

Monday

20°

Tuesday

19°

Wednesday

11°
21°

Thursday

14°
21°

Air Quality Data Available

Upgrade to access real-time air quality data for Brookfield.

UV Index

No protection needed
2 Low
Low Extreme

Humidity

62% Comfortable
Low High

Weather in Brookfield today, September 15, 2026

Expect a muted, overcast feel in Brookfield on September 15, 2026 as cloud persists. Brighter breaks, if they arrive, should stay brief. The morning sky stays heavily clouded, with cover near 100% around 10:00. Grey conditions set the early tone before any later change.

The temperature range runs from about 19°C up to 31°C. The air stays humid, with relative humidity between 51% and 86% and the peak around 23:00. Winds stay light, near 5.9 km/h by 10:00, so the day feels still more than breezy.

Expect persistent cloud later on, with amounts around 100% by 15:00. Sunshine remains the exception, not the rule. Visibility stays generally good near 16.0 km on average, though it can drop toward 14.7 km in thicker cloud or showers. Sunrise is at 06:37 and sunset at 18:53, giving 12 hours 15 minutes of sunlight today.

Taken together, overcast skies in Brookfield on September 15, 2026 favour indoor or covered options, with temperatures near 31°C.

Frequently asked questions about weather in Brookfield

How warm does it get in Brookfield?

The warmest month in Brookfield is July, with average high temperatures of 28°C. The average temperature during this period is around 23°C.

How cold does it get in Brookfield?

The coldest month in Brookfield is January, with average low temperatures of -5°C. The average temperature during this period is around -3°C.

What is the wettest time of year in Brookfield?

The wettest month in Brookfield is May, with an average of 123mm of precipitation.

What is the driest time of year in Brookfield?

The driest month in Brookfield is February, with an average of 61mm of precipitation.

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