Edmonds climate — normals and trends
Edmonds (United States) has a warm-summer mediterranean climate (Csb) under the Köppen-Geiger classification. Its mean annual temperature is 10.8 °C and it receives 1,253 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 (17.5 °C on average) and the coldest is January (5.1 °C). Rainfall peaks in November.
Edmonds averages 7 frost days, 1 hot days (≥ 30 °C) and 164 rainy days per year.
Edmonds has warmed by +1.6 °C between 1940 and 2025, or +0.18 °C per decade. This trend is statistically significant.
The number of frost days there went from about 10 to 4 per year over the period.
The hottest day of the period reached 34.5 °C (on 29 July 2009) and the coldest -11.4 °C (on 30 December 1968).
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
EdmondsWashington
- coords
- 47.81°, -122.38°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
10.8°C
Average daily high
13.8°C
Average daily low
8.2°C
Annual rainfall
1,253mm
Sunshine / day
8.7h
Mean relative humidity
78%
Average peak wind
15.4km/h
Seasonal range
12.4°C
Frost days (< 0 °C)
7 d/yr
Hot days (≥ 30 °C)
1 d/yr
Rainy days (≥ 1 mm)
164 d/yr
Annual snowfall
27.6 cm
Average feels-like high
12.1 °C
Average feels-like low
6.0 °C
Average peak gust
29.4 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
12.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.6 °C
since 1940
+0.2 °C per decade · r² = 0.44 · 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
34.5 °C
29 July 2009
Coldest day
-11.4 °C
30 December 1968
Wettest day
73 mm
25 November 1998
Windiest day
57.3 km/h
12 December 1995
Strongest gust
101.2 km/h
12 October 1962
Hottest feels-like
38.1 °C
29 July 2009
Coldest feels-like
-17.9 °C
16 December 1964
Snowiest day
19.2 cm
21 January 1954
Sunniest day
15.7 h
19 June 2024
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 | 7.2 °C | +0.3 °C | 66 mm | -99 mm |
| Feb | 7.4 °C | -0.9 °C | 122 mm | -3 mm |
| Mar | 11.0 °C | +0.9 °C | 146 mm | +25 mm |
| Apr | 14.0 °C | +1.4 °C | 85 mm | -9 mm |
| May | 16.7 °C | +0.9 °C | 81 mm | +10 mm |
| Jun | 19.8 °C | +1.3 °C | 22 mm | -37 mm |
| Jul | 22.9 °C | +1.3 °C | 9 mm | -22 mm |
| Aug | 23.1 °C | +1.3 °C | 55 mm | +19 mm |
| Sep | 20.6 °C | +1.6 °C | 27 mm | -39 mm |
| Oct | 14.4 °C | +0.3 °C | 126 mm | -3 mm |
| Nov | 11.4 °C | +1.8 °C | 191 mm | +13 mm |
| Dec | 9.5 °C | +2.3 °C | 245 mm | +68 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 Edmonds?
Edmonds has a warm-summer mediterranean climate (Köppen Csb). Over 1940-2025, the average annual temperature is 10.8 °C and it receives 1,253 mm of precipitation per year.
What is the hottest day ever recorded in Edmonds?
The hottest day measured in Edmonds between 1940 and 2025 was 29 July 2009, reaching 34.5 °C.
What is the coldest day in Edmonds?
The coldest day measured in Edmonds between 1940 and 2025 was 30 December 1968, at -11.4 °C.
Does it snow in Edmonds?
Yes. Edmonds gets on average 27.6 cm of snow per year and has around 7 frost days.
Has the climate of Edmonds warmed?
Yes: Edmonds warmed by +1.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Edmonds?
The wettest day measured in Edmonds between 1940 and 2025 was 25 November 1998, with 73 mm of rain in 24 hours.
What was the windiest day in Edmonds?
The windiest day measured in Edmonds between 1940 and 2025 was 12 December 1995, with winds reaching 57.3 km/h.
What is the warmest month in Edmonds?
The warmest month in Edmonds is August (17.5 °C on average); the coldest is January (5.1 °C).
How much does it rain in Edmonds?
Edmonds receives on average 1,253 mm of precipitation per year, spread over about 164 rainy days.
Is it sunny in Edmonds?
Edmonds gets on average 8.7 hours of sunshine per day, roughly 3,175 hours per year over 1940-2025.
What is the biggest single-day snowfall in Edmonds?
The heaviest 24-hour snowfall measured in Edmonds between 1940 and 2025 was 21 January 1954, with 19.2 cm.
Are there tropical nights in Edmonds?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Edmonds.
What was the most extreme apparent temperature in Edmonds?
In Edmonds, between 1940 and 2025, the highest apparent temperature reached 38.1 °C on 29 July 2009, and the lowest was -17.9 °C on 16 December 1964.
Compare Edmonds with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Edmonds