Trussville climate — normals and trends
Trussville (United States) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 16.9 °C and it receives 1,289 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 (26.3 °C on average) and the coldest is January (6.5 °C). Rainfall peaks in March.
Trussville averages 37 frost days, 81 hot days (≥ 30 °C) and 124 rainy days per year.
Trussville 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 39.3 °C (on 13 July 1980) and the coldest -19.8 °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
TrussvilleAlabama
- coords
- 33.62°, -86.61°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
16.9°C
Average daily high
22.4°C
Average daily low
12.1°C
Annual rainfall
1,289mm
Sunshine / day
9.1h
Mean relative humidity
72%
Average peak wind
13.9km/h
Seasonal range
19.8°C
Frost days (< 0 °C)
37 d/yr
Hot days (≥ 30 °C)
81 d/yr
Rainy days (≥ 1 mm)
124 d/yr
Annual snowfall
4.2 cm
Average feels-like high
22.8 °C
Average feels-like low
11.2 °C
Average peak gust
33.4 km/h
Tropical nights (≥ 20 °C)
94 d/yr
Solar radiation
16.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.1 °C
since 1940
+0.1 °C per decade · r² = 0.24 · 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
39.3 °C
13 July 1980
Coldest day
-19.8 °C
30 January 1966
Wettest day
116 mm
16 September 2004
Windiest day
48.4 km/h
16 September 2004
Strongest gust
132.8 km/h
5 October 1995
Hottest feels-like
43.9 °C
16 July 1980
Coldest feels-like
-26.0 °C
30 January 1966
Snowiest day
29.7 cm
13 March 1993
Sunniest day
13.9 h
12 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 | 10.3 °C | -1.3 °C | 83 mm | -46 mm |
| Feb | 17.3 °C | +3.2 °C | 134 mm | +7 mm |
| Mar | 21.5 °C | +3.3 °C | 129 mm | -17 mm |
| Apr | 25.1 °C | +2.3 °C | 114 mm | -1 mm |
| May | 26.1 °C | -0.7 °C | 276 mm | +175 mm |
| Jun | 30.2 °C | -0.1 °C | 150 mm | +58 mm |
| Jul | 32.3 °C | +0.9 °C | 64 mm | -54 mm |
| Aug | 29.7 °C | -1.5 °C | 110 mm | +22 mm |
| Sep | 30.4 °C | +1.8 °C | 41 mm | -45 mm |
| Oct | 24.1 °C | +0.5 °C | 96 mm | +23 mm |
| Nov | 19.4 °C | +1.8 °C | 38 mm | -61 mm |
| Dec | 14.4 °C | +1.3 °C | 42 mm | -74 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 Trussville?
Trussville has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 16.9 °C and it receives 1,289 mm of precipitation per year.
What is the hottest day ever recorded in Trussville?
The hottest day measured in Trussville between 1940 and 2025 was 13 July 1980, reaching 39.3 °C.
What is the coldest day in Trussville?
The coldest day measured in Trussville between 1940 and 2025 was 30 January 1966, at -19.8 °C.
Does it snow in Trussville?
Yes. Trussville gets on average 4.2 cm of snow per year and has around 37 frost days.
Has the climate of Trussville warmed?
Yes: Trussville warmed by +1.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Trussville?
The wettest day measured in Trussville between 1940 and 2025 was 16 September 2004, with 116 mm of rain in 24 hours.
What was the windiest day in Trussville?
The windiest day measured in Trussville between 1940 and 2025 was 16 September 2004, with winds reaching 48.4 km/h.
What is the warmest month in Trussville?
The warmest month in Trussville is July (26.3 °C on average); the coldest is January (6.5 °C).
How much does it rain in Trussville?
Trussville receives on average 1,289 mm of precipitation per year, spread over about 124 rainy days.
Is it sunny in Trussville?
Trussville 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 Trussville?
The heaviest 24-hour snowfall measured in Trussville between 1940 and 2025 was 13 March 1993, with 29.7 cm.
Are there tropical nights in Trussville?
Yes: Trussville has on average 94 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Trussville?
In Trussville, between 1940 and 2025, the highest apparent temperature reached 43.9 °C on 16 July 1980, and the lowest was -26.0 °C on 30 January 1966.
Compare Trussville with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Trussville