Sahuarita climate — normals and trends
Sahuarita (United States) has a hot desert climate (BWh) under the Köppen-Geiger classification. Its mean annual temperature is 19.8 °C and it receives 248 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 (29.6 °C on average) and the coldest is January (9.8 °C). Rainfall peaks in August.
Sahuarita averages 11 frost days, 150 hot days (≥ 30 °C) and 47 rainy days per year.
Sahuarita has warmed by +2.6 °C between 1940 and 2025, or +0.31 °C per decade. This trend is statistically significant.
The number of frost days there went from about 19 to 3 per year over the period.
The hottest day of the period reached 44.2 °C (on 19 June 2016) and the coldest -12.3 °C (on 26 December 1987).
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
SahuaritaArizona
- coords
- 31.96°, -110.96°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
19.8°C
Average daily high
26.6°C
Average daily low
13.1°C
Annual rainfall
248mm
Sunshine / day
11.2h
Mean relative humidity
37%
Average peak wind
17.2km/h
Seasonal range
19.8°C
Frost days (< 0 °C)
11 d/yr
Hot days (≥ 30 °C)
150 d/yr
Rainy days (≥ 1 mm)
47 d/yr
Annual snowfall
1.9 cm
Average feels-like high
24.2 °C
Average feels-like low
10.8 °C
Average peak gust
34.6 km/h
Tropical nights (≥ 20 °C)
98 d/yr
Solar radiation
21.4 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.6 °C
since 1940
+0.3 °C per decade · r² = 0.69 · 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
44.2 °C
19 June 2016
Coldest day
-12.3 °C
26 December 1987
Wettest day
75 mm
23 August 1992
Windiest day
53.1 km/h
10 December 1949
Strongest gust
107.3 km/h
10 December 1949
Hottest feels-like
43.9 °C
22 July 2023
Coldest feels-like
-17.2 °C
26 December 1987
Snowiest day
7.8 cm
15 December 1967
Sunniest day
13.9 h
23 June 1945
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 | 17.0 °C | +0.2 °C | 3 mm | -22 mm |
| Feb | 23.6 °C | +4.9 °C | 2 mm | -18 mm |
| Mar | 23.3 °C | +1.7 °C | 18 mm | +0 mm |
| Apr | 27.0 °C | +0.9 °C | 0 mm | -7 mm |
| May | 31.5 °C | +0.7 °C | 2 mm | -1 mm |
| Jun | 37.5 °C | +1.6 °C | 12 mm | +7 mm |
| Jul | 36.3 °C | +0.8 °C | 63 mm | +24 mm |
| Aug | 37.3 °C | +3.1 °C | 24 mm | -21 mm |
| Sep | 33.9 °C | +1.1 °C | 22 mm | -4 mm |
| Oct | 29.5 °C | +1.6 °C | 46 mm | +28 mm |
| Nov | 24.4 °C | +2.8 °C | 32 mm | +17 mm |
| Dec | 22.6 °C | +5.4 °C | 4 mm | -23 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 Sahuarita?
Sahuarita has a hot desert climate (Köppen BWh). Over 1940-2025, the average annual temperature is 19.8 °C and it receives 248 mm of precipitation per year.
What is the hottest day ever recorded in Sahuarita?
The hottest day measured in Sahuarita between 1940 and 2025 was 19 June 2016, reaching 44.2 °C.
What is the coldest day in Sahuarita?
The coldest day measured in Sahuarita between 1940 and 2025 was 26 December 1987, at -12.3 °C.
Does it snow in Sahuarita?
Yes. Sahuarita gets on average 1.9 cm of snow per year and has around 11 frost days.
Has the climate of Sahuarita warmed?
Yes: Sahuarita warmed by +2.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Sahuarita?
The wettest day measured in Sahuarita between 1940 and 2025 was 23 August 1992, with 75 mm of rain in 24 hours.
What was the windiest day in Sahuarita?
The windiest day measured in Sahuarita between 1940 and 2025 was 10 December 1949, with winds reaching 53.1 km/h.
What is the warmest month in Sahuarita?
The warmest month in Sahuarita is July (29.6 °C on average); the coldest is January (9.8 °C).
How much does it rain in Sahuarita?
Sahuarita receives on average 248 mm of precipitation per year, spread over about 47 rainy days.
Is it sunny in Sahuarita?
Sahuarita gets on average 11.2 hours of sunshine per day, roughly 4,088 hours per year over 1940-2025.
What is the biggest single-day snowfall in Sahuarita?
The heaviest 24-hour snowfall measured in Sahuarita between 1940 and 2025 was 15 December 1967, with 7.8 cm.
Are there tropical nights in Sahuarita?
Yes: Sahuarita has on average 98 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Sahuarita?
In Sahuarita, between 1940 and 2025, the highest apparent temperature reached 43.9 °C on 22 July 2023, and the lowest was -17.2 °C on 26 December 1987.
Compare Sahuarita with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Sahuarita