Lasarte climate — normals and trends
Lasarte (Spain) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 12.7 °C and it receives 1,406 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 (18.8 °C on average) and the coldest is January (7.2 °C). Rainfall peaks in November.
Lasarte averages 6 frost days, 1 hot days (≥ 30 °C) and 176 rainy days per year.
Lasarte has warmed by +1.9 °C between 1940 and 2025, or +0.22 °C per decade. This trend is statistically significant.
The number of frost days there went from about 11 to 1 per year over the period.
The hottest day of the period reached 34.2 °C (on 11 August 2024) and the coldest -11.0 °C (on 11 February 1956).
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
LasarteBasque Country
- coords
- 43.27°, -2.02°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
12.7°C
Average daily high
15.5°C
Average daily low
10.3°C
Annual rainfall
1,406mm
Sunshine / day
8.8h
Mean relative humidity
80%
Average peak wind
17.9km/h
Seasonal range
11.6°C
Frost days (< 0 °C)
6 d/yr
Hot days (≥ 30 °C)
1 d/yr
Rainy days (≥ 1 mm)
176 d/yr
Annual snowfall
17.2 cm
Average feels-like high
14.3 °C
Average feels-like low
8.2 °C
Average peak gust
38.0 km/h
Tropical nights (≥ 20 °C)
2 d/yr
Solar radiation
13.4 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.9 °C
since 1940
+0.2 °C per decade · r² = 0.55 · 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
34.2 °C
11 August 2024
Coldest day
-11.0 °C
11 February 1956
Wettest day
66 mm
15 October 1953
Windiest day
59.1 km/h
29 December 1951
Strongest gust
141.8 km/h
29 December 1951
Hottest feels-like
38.4 °C
18 July 2022
Coldest feels-like
-16.7 °C
11 February 1956
Snowiest day
10.7 cm
10 January 1945
Sunniest day
14.8 h
29 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 | 12.0 °C | +2.5 °C | 147 mm | +11 mm |
| Feb | 13.3 °C | +3.0 °C | 79 mm | -39 mm |
| Mar | 12.6 °C | +0.3 °C | 119 mm | +5 mm |
| Apr | 16.4 °C | +2.8 °C | 107 mm | -19 mm |
| May | 17.7 °C | +1.3 °C | 129 mm | +11 mm |
| Jun | 23.2 °C | +4.0 °C | 94 mm | +1 mm |
| Jul | 22.2 °C | +0.9 °C | 85 mm | +4 mm |
| Aug | 24.1 °C | +2.3 °C | 116 mm | +22 mm |
| Sep | 21.2 °C | +0.8 °C | 107 mm | +2 mm |
| Oct | 19.2 °C | +1.8 °C | 51 mm | -75 mm |
| Nov | 14.6 °C | +1.7 °C | 198 mm | +46 mm |
| Dec | 12.3 °C | +2.0 °C | 94 mm | -52 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 Lasarte?
Lasarte has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 12.7 °C and it receives 1,406 mm of precipitation per year.
What is the hottest day ever recorded in Lasarte?
The hottest day measured in Lasarte between 1940 and 2025 was 11 August 2024, reaching 34.2 °C.
What is the coldest day in Lasarte?
The coldest day measured in Lasarte between 1940 and 2025 was 11 February 1956, at -11.0 °C.
Does it snow in Lasarte?
Yes. Lasarte gets on average 17.2 cm of snow per year and has around 6 frost days.
Has the climate of Lasarte warmed?
Yes: Lasarte warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Lasarte?
The wettest day measured in Lasarte between 1940 and 2025 was 15 October 1953, with 66 mm of rain in 24 hours.
What was the windiest day in Lasarte?
The windiest day measured in Lasarte between 1940 and 2025 was 29 December 1951, with winds reaching 59.1 km/h.
What is the warmest month in Lasarte?
The warmest month in Lasarte is August (18.8 °C on average); the coldest is January (7.2 °C).
How much does it rain in Lasarte?
Lasarte receives on average 1,406 mm of precipitation per year, spread over about 176 rainy days.
Is it sunny in Lasarte?
Lasarte gets on average 8.8 hours of sunshine per day, roughly 3,212 hours per year over 1940-2025.
What is the biggest single-day snowfall in Lasarte?
The heaviest 24-hour snowfall measured in Lasarte between 1940 and 2025 was 10 January 1945, with 10.7 cm.
Are there tropical nights in Lasarte?
Yes: Lasarte has on average 2 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Lasarte?
In Lasarte, between 1940 and 2025, the highest apparent temperature reached 38.4 °C on 18 July 2022, and the lowest was -16.7 °C on 11 February 1956.
Compare Lasarte with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Lasarte