Best year time to visit Park Forest

General weather information about Park Forest

Average annual temperature is 22.9 °C

Absolute maximum temperature: 36.8 °C

Absolute minimum temperature: 1.3 °C

Number of sunny days: 137 days

Number of rainy days: 228 days

* Weather data for Park Forest United States is based on climate observations for 2026 year

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	28.1	30.2	31.7	34.5	35.2	35.6	35.6	36.8	33.8	30.9	32.0	28.8
Average daytime temperature (°C)	22.3	26.1	27.3	29.8	31.2	31.0	33.0	33.6	32.1	28.5	25.4	21.9
Average temperature (°C)	16.3	19.8	21.0	23.7	24.6	26.1	28.1	28.6	26.5	23.3	19.8	17.1
Average night temperature (°C)	11.9	15.0	16.0	18.8	19.3	22.4	24.6	24.9	22.4	19.2	15.7	13.8
Absolute minimum temperature (°C)	1.3	6.9	6.2	12.0	14.7	19.6	22.9	22.9	18.8	11.1	6.3	6.4

The largest precipitation sum in Park Forest is at

May — 123(mm)

June — 245(mm)

July — 169(mm)

August — 139(mm)

September — 141(mm)

When is the best time to visit Park Forest?

The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Park Forest.

What is the weather like in Park Forest?

See average temperature, rainfall and daylight hours for Park Forest by month in the table above.

How many sunny days does Park Forest have?

The monthly weather statistics above show sunshine and rainfall patterns for Park Forest throughout the year.