Cullman, AL

Climate overview — based on NOAA 1991-2020 normals from SAINT BERNARD, 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

Cullman has an annual average temperature of 61.5°F with about 60.3 inches of precipitation per year. The warmest month is July (average high 89.7°F), and the coldest is January (average low 31.5°F). December is typically the wettest month (5.87 in) and October the driest (3.91 in).

Annual swing
37.5°F
warmest to coldest month
Heating need
2,835
Cooling need
1,569

Best time to visit Cullman

Full guide →

Climate change signal

All-time records →

16 of 366 (4.4%) of Cullman'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.

1900s
8
1910s
59
1920s
40
1930s
33
1940s
30
1950s
53
1960s
16
1970s
16
1980s
21
1990s
21
2000s
46
2010s
18
2020s
5

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 52.3°F 31.5°F 41.9°F 5.72 in 9
February 57.2°F 34.9°F 46.1°F 5.86 in 10
March 65.2°F 41.6°F 53.4°F 5.68 in 10
April 73.7°F 49.4°F 61.5°F 5.43 in 8
May 80.5°F 57.8°F 69.1°F 4.93 in 9
June 86.7°F 65.3°F 76.0°F 4.86 in 10
July 89.7°F 69.2°F 79.4°F 4.58 in 10
August 89.6°F 69.2°F 79.4°F 3.93 in 8
September 84.7°F 62.1°F 73.4°F 4.61 in 6
October 74.6°F 49.7°F 62.1°F 3.91 in 7
November 63.3°F 38.9°F 51.1°F 4.94 in 8
December 55.1°F 33.7°F 44.4°F 5.87 in 10

Climate twins of Cullman

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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