Truckee climate — normals and trends
Truckee (United States) has a warm-summer mediterranean continental climate (Dsb) under the Köppen-Geiger classification. Its mean annual temperature is 6.3 °C and it receives 1,059 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 (17.6 °C on average) and the coldest is January (-1.7 °C). Rainfall peaks in January.
Truckee averages 181 frost days, 5 hot days (≥ 30 °C) and 97 rainy days per year.
Truckee has warmed by +2.7 °C between 1940 and 2025, or +0.32 °C per decade. This trend is statistically significant.
The number of frost days there went from about 206 to 156 per year over the period.
The hottest day of the period reached 35.6 °C (on 10 July 2002) and the coldest -22.4 °C (on 7 February 1989).
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
TruckeeCalifornia
- coords
- 39.33°, -120.18°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
6.3°C
Average daily high
12.4°C
Average daily low
0.9°C
Annual rainfall
1,059mm
Sunshine / day
10.8h
Mean relative humidity
64%
Average peak wind
14.6km/h
Seasonal range
19.3°C
Frost days (< 0 °C)
181 d/yr
Hot days (≥ 30 °C)
5 d/yr
Rainy days (≥ 1 mm)
97 d/yr
Annual snowfall
562.5 cm
Average feels-like high
9.5 °C
Average feels-like low
-2.4 °C
Average peak gust
43.7 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
19.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.7 °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
35.6 °C
10 July 2002
Coldest day
-22.4 °C
7 February 1989
Wettest day
112 mm
13 October 1962
Windiest day
40.3 km/h
26 October 1950
Strongest gust
143.6 km/h
26 January 1969
Hottest feels-like
35.0 °C
10 July 2002
Coldest feels-like
-27.6 °C
7 February 1989
Snowiest day
66.6 cm
21 January 1967
Sunniest day
14.2 h
21 June 1940
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 | 4.4 °C | +1.8 °C | 39 mm | -137 mm |
| Feb | 5.5 °C | +1.8 °C | 262 mm | +103 mm |
| Mar | 5.7 °C | +0.5 °C | 213 mm | +59 mm |
| Apr | 9.9 °C | +1.8 °C | 49 mm | -36 mm |
| May | 17.0 °C | +4.0 °C | 34 mm | -23 mm |
| Jun | 23.4 °C | +3.8 °C | 10 mm | -18 mm |
| Jul | 25.7 °C | +0.2 °C | 33 mm | +19 mm |
| Aug | 26.1 °C | +1.3 °C | 26 mm | +10 mm |
| Sep | 20.8 °C | -0.4 °C | 57 mm | +33 mm |
| Oct | 14.0 °C | -0.8 °C | 64 mm | +9 mm |
| Nov | 10.2 °C | +3.2 °C | 114 mm | -3 mm |
| Dec | 6.9 °C | +3.9 °C | 278 mm | +107 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 Truckee?
Truckee has a warm-summer mediterranean continental climate (Köppen Dsb). Over 1940-2025, the average annual temperature is 6.3 °C and it receives 1,059 mm of precipitation per year.
What is the hottest day ever recorded in Truckee?
The hottest day measured in Truckee between 1940 and 2025 was 10 July 2002, reaching 35.6 °C.
What is the coldest day in Truckee?
The coldest day measured in Truckee between 1940 and 2025 was 7 February 1989, at -22.4 °C.
Does it snow in Truckee?
Yes. Truckee gets on average 562.5 cm of snow per year and has around 181 frost days.
Has the climate of Truckee warmed?
Yes: Truckee warmed by +2.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Truckee?
The wettest day measured in Truckee between 1940 and 2025 was 13 October 1962, with 112 mm of rain in 24 hours.
What was the windiest day in Truckee?
The windiest day measured in Truckee between 1940 and 2025 was 26 October 1950, with winds reaching 40.3 km/h.
What is the warmest month in Truckee?
The warmest month in Truckee is July (17.6 °C on average); the coldest is January (-1.7 °C).
How much does it rain in Truckee?
Truckee receives on average 1,059 mm of precipitation per year, spread over about 97 rainy days.
Is it sunny in Truckee?
Truckee 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 Truckee?
The heaviest 24-hour snowfall measured in Truckee between 1940 and 2025 was 21 January 1967, with 66.6 cm.
Are there tropical nights in Truckee?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Truckee.
What was the most extreme apparent temperature in Truckee?
In Truckee, between 1940 and 2025, the highest apparent temperature reached 35.0 °C on 10 July 2002, and the lowest was -27.6 °C on 7 February 1989.
Compare Truckee with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Truckee