Tooele climate — normals and trends
Tooele (United States) has a hot-summer humid continental climate (Dfa) under the Köppen-Geiger classification. Its mean annual temperature is 9.7 °C and it receives 520 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 (24.9 °C on average) and the coldest is January (-4.2 °C). Rainfall peaks in April.
Tooele averages 134 frost days, 58 hot days (≥ 30 °C) and 99 rainy days per year.
Tooele has warmed by +4.0 °C between 1940 and 2025, or +0.47 °C per decade. This trend is statistically significant.
The number of frost days there went from about 156 to 112 per year over the period.
The hottest day of the period reached 39.9 °C (on 13 July 2002) and the coldest -30.1 °C (on 10 December 1972).
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
TooeleUtah
- coords
- 40.53°, -112.30°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
9.7°C
Average daily high
15.6°C
Average daily low
3.8°C
Annual rainfall
520mm
Sunshine / day
10.8h
Mean relative humidity
58%
Average peak wind
11.8km/h
Seasonal range
29.1°C
Frost days (< 0 °C)
134 d/yr
Hot days (≥ 30 °C)
58 d/yr
Rainy days (≥ 1 mm)
99 d/yr
Annual snowfall
114.4 cm
Average feels-like high
13.3 °C
Average feels-like low
0.9 °C
Average peak gust
34.6 km/h
Tropical nights (≥ 20 °C)
9 d/yr
Solar radiation
18.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+4.0 °C
since 1940
+0.5 °C per decade · r² = 0.66 · 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
39.9 °C
13 July 2002
Coldest day
-30.1 °C
10 December 1972
Wettest day
39 mm
15 September 2006
Windiest day
36.7 km/h
15 April 2002
Strongest gust
113.4 km/h
15 April 2002
Hottest feels-like
39.1 °C
16 July 2023
Coldest feels-like
-34.6 °C
10 December 1972
Snowiest day
17.6 cm
11 November 1985
Sunniest day
14.9 h
21 June 2025
Normals computed over complete calendar years 1940–2025.
A specific year
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Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 1.6 °C | +1.2 °C | 19 mm | -25 mm |
| Feb | 7.0 °C | +3.5 °C | 40 mm | -3 mm |
| Mar | 12.4 °C | +3.9 °C | 66 mm | +10 mm |
| Apr | 17.1 °C | +3.0 °C | 27 mm | -38 mm |
| May | 23.3 °C | +3.2 °C | 35 mm | -26 mm |
| Jun | 30.7 °C | +4.1 °C | 6 mm | -32 mm |
| Jul | 34.0 °C | +2.1 °C | 8 mm | -14 mm |
| Aug | 31.9 °C | +1.3 °C | 54 mm | +25 mm |
| Sep | 26.6 °C | +1.7 °C | 34 mm | +0 mm |
| Oct | 17.1 °C | 0.0 °C | 52 mm | +11 mm |
| Nov | 13.5 °C | +5.5 °C | 13 mm | -30 mm |
| Dec | 9.3 °C | +7.6 °C | 23 mm | -21 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 Tooele?
Tooele has a hot-summer humid continental climate (Köppen Dfa). Over 1940-2025, the average annual temperature is 9.7 °C and it receives 520 mm of precipitation per year.
What is the hottest day ever recorded in Tooele?
The hottest day measured in Tooele between 1940 and 2025 was 13 July 2002, reaching 39.9 °C.
What is the coldest day in Tooele?
The coldest day measured in Tooele between 1940 and 2025 was 10 December 1972, at -30.1 °C.
Does it snow in Tooele?
Yes. Tooele gets on average 114.4 cm of snow per year and has around 134 frost days.
Has the climate of Tooele warmed?
Yes: Tooele warmed by +4.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Tooele?
The wettest day measured in Tooele between 1940 and 2025 was 15 September 2006, with 39 mm of rain in 24 hours.
What was the windiest day in Tooele?
The windiest day measured in Tooele between 1940 and 2025 was 15 April 2002, with winds reaching 36.7 km/h.
What is the warmest month in Tooele?
The warmest month in Tooele is July (24.9 °C on average); the coldest is January (-4.2 °C).
How much does it rain in Tooele?
Tooele receives on average 520 mm of precipitation per year, spread over about 99 rainy days.
Is it sunny in Tooele?
Tooele gets on average 10.8 hours of sunshine per day, roughly 3,942 hours per year over 1940-2025.
What is the biggest single-day snowfall in Tooele?
The heaviest 24-hour snowfall measured in Tooele between 1940 and 2025 was 11 November 1985, with 17.6 cm.
Are there tropical nights in Tooele?
Yes: Tooele has on average 9 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Tooele?
In Tooele, between 1940 and 2025, the highest apparent temperature reached 39.1 °C on 16 July 2023, and the lowest was -34.6 °C on 10 December 1972.
Compare Tooele with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Tooele