University Place climate — normals and trends
University Place (United States) has a warm-summer mediterranean climate (Csb) under the Köppen-Geiger classification. Its mean annual temperature is 11.2 °C and it receives 1,222 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 August (18.6 °C on average) and the coldest is January (4.9 °C). Rainfall peaks in November.
University Place averages 10 frost days, 3 hot days (≥ 30 °C) and 145 rainy days per year.
University Place has warmed by +1.4 °C between 1940 and 2025, or +0.16 °C per decade. This trend is statistically significant.
The number of frost days there went from about 14 to 6 per year over the period.
The hottest day of the period reached 36.6 °C (on 17 July 1941) and the coldest -14.3 °C (on 31 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
University PlaceWashington
- coords
- 47.24°, -122.55°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
11.2°C
Average daily high
14.7°C
Average daily low
8.3°C
Annual rainfall
1,222mm
Sunshine / day
8.5h
Mean relative humidity
79%
Average peak wind
14.8km/h
Seasonal range
13.7°C
Frost days (< 0 °C)
10 d/yr
Hot days (≥ 30 °C)
3 d/yr
Rainy days (≥ 1 mm)
145 d/yr
Annual snowfall
20.2 cm
Average feels-like high
13.1 °C
Average feels-like low
6.1 °C
Average peak gust
31.8 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
12.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.4 °C
since 1940
+0.2 °C per decade · r² = 0.36 · 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
36.6 °C
17 July 1941
Coldest day
-14.3 °C
31 January 1950
Wettest day
91 mm
25 November 1998
Windiest day
49.9 km/h
20 January 1993
Strongest gust
115.9 km/h
20 January 1993
Hottest feels-like
38.7 °C
28 June 2021
Coldest feels-like
-18.9 °C
31 January 1950
Snowiest day
21.4 cm
18 November 1946
Sunniest day
15.7 h
16 June 2004
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 | 7.8 °C | +0.7 °C | 65 mm | -110 mm |
| Feb | 7.6 °C | -1.1 °C | 139 mm | +7 mm |
| Mar | 11.4 °C | +0.7 °C | 181 mm | +48 mm |
| Apr | 14.9 °C | +1.6 °C | 72 mm | -22 mm |
| May | 17.6 °C | +0.7 °C | 33 mm | -29 mm |
| Jun | 21.1 °C | +1.2 °C | 14 mm | -29 mm |
| Jul | 24.2 °C | +0.9 °C | 2 mm | -16 mm |
| Aug | 24.1 °C | +0.7 °C | 33 mm | +7 mm |
| Sep | 21.5 °C | +1.0 °C | 26 mm | -29 mm |
| Oct | 15.0 °C | -0.2 °C | 143 mm | +26 mm |
| Nov | 11.6 °C | +1.4 °C | 160 mm | -26 mm |
| Dec | 9.7 °C | +2.3 °C | 262 mm | +80 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 University Place?
University Place has a warm-summer mediterranean climate (Köppen Csb). Over 1940-2025, the average annual temperature is 11.2 °C and it receives 1,222 mm of precipitation per year.
What is the hottest day ever recorded in University Place?
The hottest day measured in University Place between 1940 and 2025 was 17 July 1941, reaching 36.6 °C.
What is the coldest day in University Place?
The coldest day measured in University Place between 1940 and 2025 was 31 January 1950, at -14.3 °C.
Does it snow in University Place?
Yes. University Place gets on average 20.2 cm of snow per year and has around 10 frost days.
Has the climate of University Place warmed?
Yes: University Place warmed by +1.4 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in University Place?
The wettest day measured in University Place between 1940 and 2025 was 25 November 1998, with 91 mm of rain in 24 hours.
What was the windiest day in University Place?
The windiest day measured in University Place between 1940 and 2025 was 20 January 1993, with winds reaching 49.9 km/h.
What is the warmest month in University Place?
The warmest month in University Place is August (18.6 °C on average); the coldest is January (4.9 °C).
How much does it rain in University Place?
University Place receives on average 1,222 mm of precipitation per year, spread over about 145 rainy days.
Is it sunny in University Place?
University Place gets on average 8.5 hours of sunshine per day, roughly 3,103 hours per year over 1940-2025.
What is the biggest single-day snowfall in University Place?
The heaviest 24-hour snowfall measured in University Place between 1940 and 2025 was 18 November 1946, with 21.4 cm.
Are there tropical nights in University Place?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in University Place.
What was the most extreme apparent temperature in University Place?
In University Place, between 1940 and 2025, the highest apparent temperature reached 38.7 °C on 28 June 2021, and the lowest was -18.9 °C on 31 January 1950.
Compare University Place with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around University Place