Selma climate — normals and trends
Selma (United States) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 18.2 °C and it receives 1,165 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 (27.2 °C on average) and the coldest is January (7.9 °C). Rainfall peaks in March.
Selma averages 29 frost days, 109 hot days (≥ 30 °C) and 118 rainy days per year.
Selma has warmed by +1.2 °C between 1940 and 2025, or +0.14 °C per decade. This trend is statistically significant.
The hottest day of the period reached 40.8 °C (on 26 August 1943) and the coldest -17.7 °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
SelmaAlabama
- coords
- 32.41°, -87.02°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
18.2°C
Average daily high
24.0°C
Average daily low
13.1°C
Annual rainfall
1,165mm
Sunshine / day
9.4h
Mean relative humidity
71%
Average peak wind
13.6km/h
Seasonal range
19.3°C
Frost days (< 0 °C)
29 d/yr
Hot days (≥ 30 °C)
109 d/yr
Rainy days (≥ 1 mm)
118 d/yr
Annual snowfall
2.1 cm
Average feels-like high
24.7 °C
Average feels-like low
12.6 °C
Average peak gust
32.0 km/h
Tropical nights (≥ 20 °C)
109 d/yr
Solar radiation
16.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.2 °C
since 1940
+0.1 °C per decade · r² = 0.23 · 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
40.8 °C
26 August 1943
Coldest day
-17.7 °C
21 January 1985
Wettest day
135 mm
4 October 1995
Windiest day
58.8 km/h
16 September 2004
Strongest gust
153.0 km/h
16 September 2004
Hottest feels-like
45.5 °C
16 July 1980
Coldest feels-like
-23.6 °C
21 January 1985
Snowiest day
24.4 cm
13 March 1993
Sunniest day
13.9 h
7 July 2025
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 | 12.0 °C | -1.4 °C | 82 mm | -32 mm |
| Feb | 19.0 °C | +3.2 °C | 107 mm | -8 mm |
| Mar | 22.8 °C | +2.9 °C | 134 mm | +4 mm |
| Apr | 27.2 °C | +2.9 °C | 97 mm | -9 mm |
| May | 28.5 °C | +0.2 °C | 231 mm | +142 mm |
| Jun | 31.6 °C | -0.1 °C | 131 mm | +49 mm |
| Jul | 34.5 °C | +1.9 °C | 63 mm | -47 mm |
| Aug | 31.7 °C | -0.8 °C | 103 mm | +22 mm |
| Sep | 32.4 °C | +2.2 °C | 23 mm | -49 mm |
| Oct | 26.6 °C | +1.4 °C | 47 mm | -17 mm |
| Nov | 21.6 °C | +2.4 °C | 23 mm | -69 mm |
| Dec | 16.2 °C | +1.4 °C | 52 mm | -58 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 Selma?
Selma has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 18.2 °C and it receives 1,165 mm of precipitation per year.
What is the hottest day ever recorded in Selma?
The hottest day measured in Selma between 1940 and 2025 was 26 August 1943, reaching 40.8 °C.
What is the coldest day in Selma?
The coldest day measured in Selma between 1940 and 2025 was 21 January 1985, at -17.7 °C.
Does it snow in Selma?
Yes. Selma gets on average 2.1 cm of snow per year and has around 29 frost days.
Has the climate of Selma warmed?
Yes: Selma warmed by +1.2 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Selma?
The wettest day measured in Selma between 1940 and 2025 was 4 October 1995, with 135 mm of rain in 24 hours.
What was the windiest day in Selma?
The windiest day measured in Selma between 1940 and 2025 was 16 September 2004, with winds reaching 58.8 km/h.
What is the warmest month in Selma?
The warmest month in Selma is July (27.2 °C on average); the coldest is January (7.9 °C).
How much does it rain in Selma?
Selma receives on average 1,165 mm of precipitation per year, spread over about 118 rainy days.
Is it sunny in Selma?
Selma gets on average 9.4 hours of sunshine per day, roughly 3,431 hours per year over 1940-2025.
What is the biggest single-day snowfall in Selma?
The heaviest 24-hour snowfall measured in Selma between 1940 and 2025 was 13 March 1993, with 24.4 cm.
Are there tropical nights in Selma?
Yes: Selma has on average 109 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Selma?
In Selma, between 1940 and 2025, the highest apparent temperature reached 45.5 °C on 16 July 1980, and the lowest was -23.6 °C on 21 January 1985.
Compare Selma with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Selma