Collinsville, AL

Climate overview — based on NOAA 1991-2020 normals from GADSDEN 19 N, AL US.

Cfa Humid subtropical climate 8b USDA hardiness Zone 8b

Year-round temperatures (°F)

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

Climate summary

Collinsville has an annual average temperature of 59°F with about 57.6 inches of precipitation per year. The warmest month is July (average high 86.5°F), and the coldest is January (average low 31.1°F). December is typically the wettest month (6.13 in) and October the driest (3.88 in).

Pleasant months
1 / 12
avg high 65–80°F, low ≥ 50°F
Annual swing
36.3°F
warmest to coldest month
Heating need
3,267
Cooling need
1,113

Best time to visit Collinsville

Full guide →

Climate change signal

All-time records →

197 of 366 (53.8%) of Collinsville'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.

2000s
77
2010s
204
2020s
85

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 49.5°F 31.1°F 40.3°F 5.47 in 10
February 53.9°F 33.9°F 43.9°F 4.95 in 13
March 61.4°F 40.8°F 51.1°F 5.55 in 11
April 69.7°F 47.6°F 58.6°F 5.18 in 10
May 77.0°F 55.2°F 66.1°F 4.26 in 10
June 83.7°F 62.7°F 73.2°F 4.82 in 11
July 86.5°F 66.7°F 76.6°F 4.22 in 11
August 86.0°F 65.7°F 75.9°F 3.93 in 11
September 81.4°F 59.3°F 70.3°F 4.48 in 9
October 71.4°F 48.2°F 59.8°F 3.88 in 8
November 60.6°F 38.1°F 49.4°F 4.76 in 10
December 52.2°F 33.7°F 43.0°F 6.13 in 12

Climate twins of Collinsville

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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