Peoria

Sandusky County, Illinois, United States

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Current Weather

20°

Drizzle and Humid

Feels Like:

Min: 20°

Max: 26°

The next few hours will be overcast, with today reaching 26°C and dropping to 9°C. The coming days will be mostly clear starting in the evening.

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Hourly Forecast

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Today
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Daylight Hours

06:46

Sunrise

18:58

Sunset

12 hours 12 minutes of sunlight today

Moon

Waxing Crescent

12:41

Moonrise

21:04

Moonset

Daily Forecast

Today

20°
26°

Thursday

18°

Friday

21°

Saturday

19°

Sunday

20°

Monday

22°

Tuesday

22°

Wednesday

23°

Thursday

22°

Friday

17°
22°

Air Quality Data Available

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UV Index

No protection needed
0 Low
Low Extreme

Humidity

97% Very Humid
Low High

Weather in Peoria today, September 16, 2026

Peoria looks cloudy on September 16, 2026, with grey skies for much of the day. Sunshine stays limited, so the overall tone is muted from the morning onward. Cloud leads the morning, peaking close to 100% near 06:00. Sunshine has little room until later in the day.

Temperatures climb from an overnight low near 20°C toward a daytime high of about 26°C. Relative humidity sits between 83% and 98%, reaching its peak around 07:00. Airflow remains manageable, reaching about 3.3 km/h around 14:00.

Through the afternoon cloud remains the main feature, with cover near 100% around 12:00. Bright spells should stay limited even as the day wears on. Horizontal visibility sits around 13.6 km, briefly nearer 12.2 km. Daylight runs from 06:46 to 18:58, lasting 12 hours 12 minutes of sunlight today.

In short, cloud leads the story in Peoria on September 16, 2026; expect limited sun and a peak around 26°C.

Frequently asked questions about weather in Peoria

How warm does it get in Peoria?

The warmest month in Peoria is July, with average high temperatures of 29°C. The average temperature during this period is around 25°C.

How cold does it get in Peoria?

The coldest month in Peoria is January, with average low temperatures of -6°C. The average temperature during this period is around -3°C.

What is the wettest time of year in Peoria?

The wettest month in Peoria is May, with an average of 127mm of precipitation.

What is the driest time of year in Peoria?

The driest month in Peoria is November, with an average of 55mm of precipitation.

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Metric (°C, km/h)