Alabaster, AL

Climate overview — based on NOAA 1991-2020 normals from ALABASTER SHELBY CO AP, AL US.

Cfa Humid subtropical climate 9a USDA hardiness Zone 9a

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

Alabaster has an annual average temperature of 64.4°F with about 56.2 inches of precipitation per year. The warmest month is July (average high 91.1°F), and the coldest is January (average low 35.6°F). February is typically the wettest month (5.76 in) and October the driest (3.03 in).

Pleasant months
2 / 12
avg high 65–80°F, low ≥ 50°F
Annual swing
35.6°F
warmest to coldest month
Heating need
2,118
Cooling need
1,902

Best time to visit Alabaster

Full guide →

Climate change signal

All-time records →

149 of 366 (40.7%) of Alabaster'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
49
2000s
114
2010s
130
2020s
73

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 55.7°F 35.6°F 45.7°F 5.35 in 11
February 60.5°F 39.3°F 49.9°F 5.76 in 11
March 67.9°F 46.0°F 57.0°F 5.40 in 12
April 75.4°F 52.6°F 64.0°F 5.07 in 10
May 82.5°F 61.0°F 71.8°F 4.15 in 10
June 88.3°F 68.7°F 78.5°F 4.58 in 12
July 91.1°F 71.6°F 81.3°F 4.93 in 13
August 90.8°F 71.0°F 80.9°F 4.72 in 12
September 86.1°F 65.5°F 75.8°F 3.57 in 8
October 76.3°F 53.9°F 65.1°F 3.03 in 8
November 66.0°F 43.1°F 54.6°F 4.56 in 9
December 58.0°F 38.3°F 48.2°F 5.07 in 11

Climate twins of Alabaster

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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