Brawley climate — normals and trends
Brawley (United States) has a hot desert climate (BWh) under the Köppen-Geiger classification. Its mean annual temperature is 23.7 °C and it receives 71 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 (34.9 °C on average) and the coldest is December (13.4 °C). Rainfall peaks in August.
Brawley averages 1 frost days, 200 hot days (≥ 30 °C) and 13 rainy days per year.
Brawley has warmed by +2.5 °C between 1940 and 2025, or +0.30 °C per decade. This trend is statistically significant.
The number of frost days there went from about 2 to 0 per year over the period.
The hottest day of the period reached 51.4 °C (on 20 June 2016) and the coldest -4.2 °C (on 6 January 1950).
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
BrawleyCalifornia
- coords
- 32.98°, -115.53°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
23.7°C
Average daily high
31.4°C
Average daily low
16.6°C
Annual rainfall
71mm
Sunshine / day
11.5h
Mean relative humidity
35%
Average peak wind
14.2km/h
Seasonal range
21.5°C
Frost days (< 0 °C)
1 d/yr
Hot days (≥ 30 °C)
200 d/yr
Rainy days (≥ 1 mm)
13 d/yr
Annual snowfall
0.0 cm
Average feels-like high
30.3 °C
Average feels-like low
14.8 °C
Average peak gust
29.6 km/h
Tropical nights (≥ 20 °C)
130 d/yr
Solar radiation
21.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.5 °C
since 1940
+0.3 °C per decade · r² = 0.64 · 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
51.4 °C
20 June 2016
Coldest day
-4.2 °C
6 January 1950
Wettest day
71 mm
6 October 1972
Windiest day
36.9 km/h
1 April 1982
Strongest gust
84.6 km/h
1 April 1982
Hottest feels-like
53.9 °C
22 July 2006
Coldest feels-like
-8.7 °C
13 January 1963
Snowiest day
0.2 cm
25 January 1949
Sunniest day
13.8 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 | 21.3 °C | +0.4 °C | 0 mm | -9 mm |
| Feb | 27.6 °C | +4.2 °C | 0 mm | -9 mm |
| Mar | 27.4 °C | +0.9 °C | 18 mm | +12 mm |
| Apr | 31.4 °C | +0.9 °C | 0 mm | -2 mm |
| May | 36.5 °C | +1.7 °C | 2 mm | +1 mm |
| Jun | 41.8 °C | +2.0 °C | 8 mm | +7 mm |
| Jul | 43.2 °C | +0.7 °C | 1 mm | -4 mm |
| Aug | 43.9 °C | +2.3 °C | 12 mm | +0 mm |
| Sep | 38.2 °C | -0.4 °C | 5 mm | -1 mm |
| Oct | 33.5 °C | +1.1 °C | 1 mm | -5 mm |
| Nov | 27.7 °C | +2.3 °C | 25 mm | +20 mm |
| Dec | 24.6 °C | +3.9 °C | 4 mm | -6 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 Brawley?
Brawley has a hot desert climate (Köppen BWh). Over 1940-2025, the average annual temperature is 23.7 °C and it receives 71 mm of precipitation per year.
What is the hottest day ever recorded in Brawley?
The hottest day measured in Brawley between 1940 and 2025 was 20 June 2016, reaching 51.4 °C.
What is the coldest day in Brawley?
The coldest day measured in Brawley between 1940 and 2025 was 6 January 1950, at -4.2 °C.
Does it snow in Brawley?
Almost never: Brawley sees virtually no snow, with about 1 frost days per year.
Has the climate of Brawley warmed?
Yes: Brawley warmed by +2.5 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Brawley?
The wettest day measured in Brawley between 1940 and 2025 was 6 October 1972, with 71 mm of rain in 24 hours.
What was the windiest day in Brawley?
The windiest day measured in Brawley between 1940 and 2025 was 1 April 1982, with winds reaching 36.9 km/h.
What is the warmest month in Brawley?
The warmest month in Brawley is July (34.9 °C on average); the coldest is December (13.4 °C).
How much does it rain in Brawley?
Brawley receives on average 71 mm of precipitation per year, spread over about 13 rainy days.
Is it sunny in Brawley?
Brawley gets on average 11.5 hours of sunshine per day, roughly 4,198 hours per year over 1940-2025.
What is the biggest single-day snowfall in Brawley?
The heaviest 24-hour snowfall measured in Brawley between 1940 and 2025 was 25 January 1949, with 0.2 cm.
Are there tropical nights in Brawley?
Yes: Brawley has on average 130 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Brawley?
In Brawley, between 1940 and 2025, the highest apparent temperature reached 53.9 °C on 22 July 2006, and the lowest was -8.7 °C on 13 January 1963.
Compare Brawley with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Brawley