Anniston climate — normals and trends
Anniston (United States) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 16.6 °C and it receives 1,167 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is July (26.1 °C on average) and the coldest is January (6.1 °C). Rainfall peaks in March.
Anniston averages 40 frost days, 78 hot days (≥ 30 °C) and 123 rainy days per year.
Anniston has warmed by +1.2 °C between 1940 and 2025, or +0.15 °C per decade. This trend is statistically significant.
The hottest day of the period reached 39.8 °C (on 13 July 1980) and the coldest -20.3 °C (on 21 January 1985).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
AnnistonAlabama
- coords
- 33.66°, -85.83°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
16.6°C
Average daily high
22.2°C
Average daily low
11.7°C
Annual rainfall
1,167mm
Sunshine / day
9.1h
Mean relative humidity
71%
Average peak wind
13.8km/h
Seasonal range
20.0°C
Frost days (< 0 °C)
40 d/yr
Hot days (≥ 30 °C)
78 d/yr
Rainy days (≥ 1 mm)
123 d/yr
Annual snowfall
5.2 cm
Average feels-like high
22.3 °C
Average feels-like low
10.7 °C
Average peak gust
34.2 km/h
Tropical nights (≥ 20 °C)
87 d/yr
Solar radiation
16.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.2 °C
since 1940
+0.2 °C per decade · r² = 0.26 · p = < 0.001
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
39.8 °C
13 July 1980
Coldest day
-20.3 °C
21 January 1985
Wettest day
133 mm
14 May 1976
Windiest day
45.0 km/h
29 October 2020
Strongest gust
138.2 km/h
5 October 1995
Hottest feels-like
44.4 °C
21 August 1983
Coldest feels-like
-26.3 °C
30 January 1966
Snowiest day
33.0 cm
13 March 1993
Sunniest day
13.9 h
20 June 1940
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 9.7 °C | -1.5 °C | 71 mm | -48 mm |
| Feb | 16.8 °C | +3.2 °C | 148 mm | +32 mm |
| Mar | 21.1 °C | +3.2 °C | 103 mm | -26 mm |
| Apr | 24.8 °C | +2.2 °C | 122 mm | +16 mm |
| May | 25.5 °C | -1.1 °C | 285 mm | +194 mm |
| Jun | 29.9 °C | -0.3 °C | 128 mm | +45 mm |
| Jul | 32.4 °C | +1.1 °C | 55 mm | -46 mm |
| Aug | 29.6 °C | -1.4 °C | 84 mm | +4 mm |
| Sep | 29.8 °C | +1.5 °C | 24 mm | -57 mm |
| Oct | 23.7 °C | +0.5 °C | 78 mm | +13 mm |
| Nov | 19.0 °C | +1.8 °C | 49 mm | -44 mm |
| Dec | 14.2 °C | +1.5 °C | 40 mm | -67 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of Anniston?
Anniston has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 16.6 °C and it receives 1,167 mm of precipitation per year.
What is the hottest day ever recorded in Anniston?
The hottest day measured in Anniston between 1940 and 2025 was 13 July 1980, reaching 39.8 °C.
What is the coldest day in Anniston?
The coldest day measured in Anniston between 1940 and 2025 was 21 January 1985, at -20.3 °C.
Does it snow in Anniston?
Yes. Anniston gets on average 5.2 cm of snow per year and has around 40 frost days.
Has the climate of Anniston warmed?
Yes: Anniston warmed by +1.2 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Anniston?
The wettest day measured in Anniston between 1940 and 2025 was 14 May 1976, with 133 mm of rain in 24 hours.
What was the windiest day in Anniston?
The windiest day measured in Anniston between 1940 and 2025 was 29 October 2020, with winds reaching 45.0 km/h.
What is the warmest month in Anniston?
The warmest month in Anniston is July (26.1 °C on average); the coldest is January (6.1 °C).
How much does it rain in Anniston?
Anniston receives on average 1,167 mm of precipitation per year, spread over about 123 rainy days.
Is it sunny in Anniston?
Anniston gets on average 9.1 hours of sunshine per day, roughly 3,322 hours per year over 1940-2025.
What is the biggest single-day snowfall in Anniston?
The heaviest 24-hour snowfall measured in Anniston between 1940 and 2025 was 13 March 1993, with 33.0 cm.
Are there tropical nights in Anniston?
Yes: Anniston has on average 87 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Anniston?
In Anniston, between 1940 and 2025, the highest apparent temperature reached 44.4 °C on 21 August 1983, and the lowest was -26.3 °C on 30 January 1966.
Compare Anniston with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Anniston