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Creston, IL Climate

1991 to 2020 normals at Rochelle, 6 mi from the center of Creston, elevation 775 ft.

Average weather by month

Select a month for daily normals and last year's weather

MonthRangeHighLowPrecip.Snow
January28°12°1.78 in--
February32°16°1.70 in--
March45°26°2.27 in--
April59°37°3.44 in--
May70°48°4.69 in--
June79°59°4.92 in--
July82°61°3.55 in--
August81°60°3.92 in--
September75°52°3.26 in--
October62°40°2.81 in--
November47°29°2.30 in--
December34°18°1.95 in--
Year58°36.59 in--

Frequently asked questions

What is the hottest month in Creston, IL?
July is the warmest month, with a normal high of 82°F at Rochelle.
What is the coldest month in Creston, IL?
January is the coldest month, with a normal low of 12°F.
What is the wettest month in Creston, IL?
June has the most precipitation on average, about 4.92 inches.