Hostelling International Chicago

Chicago Temperatures

Average temperatures by month, Fahrenheit (Celsius)

Chicago has moderate weather throughout the year. Warm springs and falls with
chilly winters and sunny and hot summers. There is beauty in every
season in Chicago.

Month Daily Avg. Avg. High Avg. Low
January 22° (-6°C) 29° (-2°C) 13° (-11°C)
February 26° (-3°C) 34° (1°C) 18° (-8°C)
March 37° (3°C) 45° (7°C) 28° (-2°C)
April 49° (9°C) 58° (14°C) 39° (4°C)
May 59° (15°C) 70° (21°C) 48° (9°C)
June 69° (21°C) 80° (27°C) 57° (14°C)
July 74° (23°C) 84° (29°C) 63° (17°C)
August 72° (22°C) 82° (28°C) 62° (17°C)
September 65° (18°C) 75° (24°C) 64° (18°C)
October 53° (12°C) 63° (17°C) 42° (6°C)
November 40° (4°C) 48° (9°C) 31° (-1°C)
December 27° (-3°C) 35° (2°C) 20° (-7°C)
YEAR 49° (9°C) 59° (15°C) 40° (4°C)

SOURCE: National Climatic Data Center, 2001