Pekin

Gray County, Illinois, United States

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Current Weather

22°

Mostly Clear

Feels Like: 15°

Min: 12°

Max: 25°

The next few hours will be clear, with tomorrow reaching 26°C and dropping to 8°C. The coming days will be cloudy

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Hourly Forecast

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Today
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Daylight Hours

06:44

Sunrise

19:02

Sunset

12 hours 17 minutes of sunlight today

Moon

Waxing Crescent

10:30

Moonrise

20:08

Moonset

Daily Forecast

Monday

12°
25°

Today

10°
26°

Wednesday

17°

Thursday

16°

Friday

16°

Saturday

16°

Sunday

17°

Monday

17°

Tuesday

21°

Wednesday

14°
20°

Air Quality Data Available

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UV Index

No protection needed
0 Low
Low Extreme

Humidity

52% Comfortable
Low High

Weather in Pekin tomorrow, September 15, 2026

Cloud cover dominates in Pekin on September 15, 2026, keeping sunshine limited. Expect a grey, overcast feel rather than long bright spells. Cloud leads the morning, peaking close to 100% near 03:00. Sunshine has little room until later in the day.

Expect highs of 26°C and cooler readings close to 10°C. Relative humidity sits between 43% and 81%, reaching its peak around 06:00. A lighter breeze peaks around 00:00 near 5.7 km/h.

Afternoon skies stay clogged, peaking close to 64% near 18:00. The grey theme continues rather than clearing out. Visibility stays near 16.1 km. Expect sunrise at 06:45, sunset at 19:00, and 12 hours 15 minutes of sunlight today overall.

Taken together, overcast skies in Pekin on September 15, 2026 favour indoor or covered options, with temperatures near 26°C.

Frequently asked questions about weather in Pekin

How warm does it get in Pekin?

The warmest month in Pekin is July, with average high temperatures of 30°C. The average temperature during this period is around 25°C.

How cold does it get in Pekin?

The coldest month in Pekin is January, with average low temperatures of -6°C. The average temperature during this period is around -2°C.

What is the wettest time of year in Pekin?

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

What is the driest time of year in Pekin?

The driest month in Pekin is February, with an average of 57mm of precipitation.

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Metric (°C, km/h)