Hinckley, IL

Climate overview — based on NOAA 1991-2020 normals from CHICAGO AURORA MUNI AP, IL US.

Dfa Hot-summer humid continental climate 6b USDA hardiness Zone 6b

Year-round temperatures (°F)

10° 30° 50° 70° 90° J F M A M J J A S O N D
Avg high Avg low

Climate summary

Hinckley has an annual average temperature of 49.4°F with about 33.8 inches of precipitation per year. The warmest month is July (average high 84.4°F), and the coldest is January (average low 14.7°F). May is typically the wettest month (4.06 in) and January the driest (1.30 in).

Pleasant months
1 / 12
avg high 65–80°F, low ≥ 50°F
Annual swing
50.5°F
warmest to coldest month
Heating need
6,189
Cooling need
567

Best time to visit Hinckley

Full guide →

Climate change signal

All-time records →

158 of 366 (43.2%) of Hinckley's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.

1990s
16
2000s
130
2010s
118
2020s
102

Bars: number of all-time daily heat records still standing that were set in each decade.

Monthly averages

Month Avg High Avg Low Avg Temp Precipitation Snow Rainy days
January 30.5°F 14.7°F 22.6°F 1.30 in 8
February 34.9°F 18.0°F 26.5°F 1.41 in 7
March 47.5°F 28.1°F 37.8°F 2.21 in 10
April 60.4°F 37.2°F 48.8°F 3.60 in 12
May 71.9°F 49.0°F 60.4°F 4.06 in 14
June 81.4°F 58.5°F 69.9°F 3.98 in 13
July 84.4°F 61.8°F 73.1°F 3.71 in 11
August 82.2°F 59.5°F 70.9°F 3.35 in 12
September 76.2°F 51.6°F 63.9°F 3.01 in 11
October 63.3°F 40.6°F 51.9°F 3.23 in 11
November 48.1°F 29.2°F 38.6°F 2.30 in 9
December 35.8°F 20.6°F 28.2°F 1.68 in 9

Climate twins of Hinckley

Why these? →

The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).

Frost dates
Last spring / first fall frost
All-time records
Hottest, coldest, wettest
Planting calendar
What to plant, and when

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