Yuma climate — normals and trends
Yuma (United States) has a hot desert climate (BWh) under the Köppen-Geiger classification. Its mean annual temperature is 24.1 °C and it receives 86 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 (13.8 °C). Rainfall peaks in December.
Yuma averages 1 frost days, 197 hot days (≥ 30 °C) and 16 rainy days per year.
Yuma has warmed by +2.3 °C between 1940 and 2025, or +0.27 °C per decade. This trend is statistically significant.
The number of frost days there went from about 1 to 1 per year over the period.
The hottest day of the period reached 50.4 °C (on 28 July 1995) and the coldest -3.4 °C (on 4 January 1949).
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
YumaArizona
- coords
- 32.73°, -114.62°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
24.1°C
Average daily high
30.9°C
Average daily low
17.4°C
Annual rainfall
86mm
Sunshine / day
11.4h
Mean relative humidity
32%
Average peak wind
16.8km/h
Seasonal range
21.1°C
Frost days (< 0 °C)
1 d/yr
Hot days (≥ 30 °C)
197 d/yr
Rainy days (≥ 1 mm)
16 d/yr
Annual snowfall
0.0 cm
Average feels-like high
29.0 °C
Average feels-like low
15.1 °C
Average peak gust
32.4 km/h
Tropical nights (≥ 20 °C)
142 d/yr
Solar radiation
21.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.3 °C
since 1940
+0.3 °C per decade · r² = 0.68 · 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
50.4 °C
28 July 1995
Coldest day
-3.4 °C
4 January 1949
Wettest day
61 mm
6 October 1972
Windiest day
54.6 km/h
21 January 2010
Strongest gust
95.8 km/h
21 January 2010
Hottest feels-like
50.6 °C
24 August 2010
Coldest feels-like
-10.2 °C
13 January 1963
Snowiest day
0.1 cm
8 December 1960
Sunniest day
13.9 h
15 June 2001
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 | 20.8 °C | +0.3 °C | 0 mm | -10 mm |
| Feb | 26.6 °C | +3.6 °C | 0 mm | -11 mm |
| Mar | 27.0 °C | +1.0 °C | 7 mm | -1 mm |
| Apr | 30.2 °C | +0.2 °C | 0 mm | -3 mm |
| May | 35.1 °C | +0.9 °C | 0 mm | -0 mm |
| Jun | 40.2 °C | +1.1 °C | 1 mm | +1 mm |
| Jul | 41.3 °C | -0.1 °C | 0 mm | -6 mm |
| Aug | 42.4 °C | +1.7 °C | 3 mm | -9 mm |
| Sep | 37.5 °C | -0.5 °C | 8 mm | -1 mm |
| Oct | 33.1 °C | +1.0 °C | 2 mm | -5 mm |
| Nov | 26.9 °C | +1.8 °C | 39 mm | +32 mm |
| Dec | 24.6 °C | +4.3 °C | 4 mm | -9 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 Yuma?
Yuma has a hot desert climate (Köppen BWh). Over 1940-2025, the average annual temperature is 24.1 °C and it receives 86 mm of precipitation per year.
What is the hottest day ever recorded in Yuma?
The hottest day measured in Yuma between 1940 and 2025 was 28 July 1995, reaching 50.4 °C.
What is the coldest day in Yuma?
The coldest day measured in Yuma between 1940 and 2025 was 4 January 1949, at -3.4 °C.
Does it snow in Yuma?
Almost never: Yuma sees virtually no snow, with about 1 frost days per year.
Has the climate of Yuma warmed?
Yes: Yuma warmed by +2.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Yuma?
The wettest day measured in Yuma between 1940 and 2025 was 6 October 1972, with 61 mm of rain in 24 hours.
What was the windiest day in Yuma?
The windiest day measured in Yuma between 1940 and 2025 was 21 January 2010, with winds reaching 54.6 km/h.
What is the warmest month in Yuma?
The warmest month in Yuma is July (34.9 °C on average); the coldest is December (13.8 °C).
How much does it rain in Yuma?
Yuma receives on average 86 mm of precipitation per year, spread over about 16 rainy days.
Is it sunny in Yuma?
Yuma gets on average 11.4 hours of sunshine per day, roughly 4,161 hours per year over 1940-2025.
What is the biggest single-day snowfall in Yuma?
The heaviest 24-hour snowfall measured in Yuma between 1940 and 2025 was 8 December 1960, with 0.1 cm.
Are there tropical nights in Yuma?
Yes: Yuma has on average 142 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Yuma?
In Yuma, between 1940 and 2025, the highest apparent temperature reached 50.6 °C on 24 August 2010, and the lowest was -10.2 °C on 13 January 1963.
Compare Yuma with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Yuma