Pelham climate — normals and trends
Pelham (United States) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 17.2 °C and it receives 1,232 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 (26.5 °C on average) and the coldest is January (6.7 °C). Rainfall peaks in March.
Pelham averages 36 frost days, 88 hot days (≥ 30 °C) and 122 rainy days per year.
Pelham has warmed by +1.1 °C between 1940 and 2025, or +0.13 °C per decade. This trend is statistically significant.
The hottest day of the period reached 39.7 °C (on 24 July 1952) and the coldest -20.2 °C (on 30 January 1966).
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
PelhamAlabama
- coords
- 33.29°, -86.81°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
17.2°C
Average daily high
22.7°C
Average daily low
12.2°C
Annual rainfall
1,232mm
Sunshine / day
9.2h
Mean relative humidity
71%
Average peak wind
14.0km/h
Seasonal range
19.8°C
Frost days (< 0 °C)
36 d/yr
Hot days (≥ 30 °C)
88 d/yr
Rainy days (≥ 1 mm)
122 d/yr
Annual snowfall
3.7 cm
Average feels-like high
23.2 °C
Average feels-like low
11.4 °C
Average peak gust
33.5 km/h
Tropical nights (≥ 20 °C)
95 d/yr
Solar radiation
16.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.1 °C
since 1940
+0.1 °C per decade · r² = 0.22 · 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
39.7 °C
24 July 1952
Coldest day
-20.2 °C
30 January 1966
Wettest day
143 mm
4 July 1976
Windiest day
50.5 km/h
16 September 2004
Strongest gust
141.5 km/h
5 October 1995
Hottest feels-like
44.6 °C
27 July 1993
Coldest feels-like
-26.1 °C
30 January 1966
Snowiest day
28.3 cm
13 March 1993
Sunniest day
13.9 h
11 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 | 10.7 °C | -1.2 °C | 76 mm | -46 mm |
| Feb | 17.7 °C | +3.3 °C | 126 mm | +2 mm |
| Mar | 21.7 °C | +3.1 °C | 129 mm | -11 mm |
| Apr | 25.5 °C | +2.4 °C | 100 mm | -10 mm |
| May | 26.5 °C | -0.6 °C | 271 mm | +175 mm |
| Jun | 30.4 °C | -0.2 °C | 154 mm | +66 mm |
| Jul | 32.5 °C | +0.8 °C | 63 mm | -49 mm |
| Aug | 29.9 °C | -1.6 °C | 94 mm | +10 mm |
| Sep | 30.6 °C | +1.7 °C | 33 mm | -47 mm |
| Oct | 24.4 °C | +0.5 °C | 92 mm | +23 mm |
| Nov | 19.7 °C | +1.8 °C | 31 mm | -62 mm |
| Dec | 14.8 °C | +1.4 °C | 43 mm | -69 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 Pelham?
Pelham has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 17.2 °C and it receives 1,232 mm of precipitation per year.
What is the hottest day ever recorded in Pelham?
The hottest day measured in Pelham between 1940 and 2025 was 24 July 1952, reaching 39.7 °C.
What is the coldest day in Pelham?
The coldest day measured in Pelham between 1940 and 2025 was 30 January 1966, at -20.2 °C.
Does it snow in Pelham?
Yes. Pelham gets on average 3.7 cm of snow per year and has around 36 frost days.
Has the climate of Pelham warmed?
Yes: Pelham warmed by +1.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Pelham?
The wettest day measured in Pelham between 1940 and 2025 was 4 July 1976, with 143 mm of rain in 24 hours.
What was the windiest day in Pelham?
The windiest day measured in Pelham between 1940 and 2025 was 16 September 2004, with winds reaching 50.5 km/h.
What is the warmest month in Pelham?
The warmest month in Pelham is July (26.5 °C on average); the coldest is January (6.7 °C).
How much does it rain in Pelham?
Pelham receives on average 1,232 mm of precipitation per year, spread over about 122 rainy days.
Is it sunny in Pelham?
Pelham gets on average 9.2 hours of sunshine per day, roughly 3,358 hours per year over 1940-2025.
What is the biggest single-day snowfall in Pelham?
The heaviest 24-hour snowfall measured in Pelham between 1940 and 2025 was 13 March 1993, with 28.3 cm.
Are there tropical nights in Pelham?
Yes: Pelham has on average 95 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Pelham?
In Pelham, between 1940 and 2025, the highest apparent temperature reached 44.6 °C on 27 July 1993, and the lowest was -26.1 °C on 30 January 1966.
Compare Pelham with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Pelham