Sant Andreu climate — normals and trends
Sant Andreu (Spain) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 15.0 °C and it receives 619 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 (23.1 °C on average) and the coldest is January (7.9 °C). Rainfall peaks in October.
Sant Andreu averages 2 frost days, 3 hot days (≥ 30 °C) and 95 rainy days per year.
Sant Andreu has warmed by +2.0 °C between 1940 and 2025, or +0.24 °C per decade. This trend is statistically significant.
The number of frost days there went from about 5 to 0 per year over the period.
The hottest day of the period reached 34.9 °C (on 23 August 2023) and the coldest -8.5 °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
Sant AndreuCatalonia
- coords
- 41.44°, 2.19°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
15.0°C
Average daily high
18.5°C
Average daily low
12.0°C
Annual rainfall
619mm
Sunshine / day
10.2h
Mean relative humidity
78%
Average peak wind
15.5km/h
Seasonal range
15.2°C
Frost days (< 0 °C)
2 d/yr
Hot days (≥ 30 °C)
3 d/yr
Rainy days (≥ 1 mm)
95 d/yr
Annual snowfall
3.7 cm
Average feels-like high
18.1 °C
Average feels-like low
11.0 °C
Average peak gust
30.0 km/h
Tropical nights (≥ 20 °C)
37 d/yr
Solar radiation
15.4 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.0 °C
since 1940
+0.2 °C per decade · r² = 0.60 · 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
34.9 °C
23 August 2023
Coldest day
-8.5 °C
11 February 1956
Wettest day
115 mm
11 October 1970
Windiest day
50.3 km/h
25 January 1947
Strongest gust
96.8 km/h
15 November 2001
Hottest feels-like
39.4 °C
23 August 2023
Coldest feels-like
-13.5 °C
11 February 1956
Snowiest day
15.3 cm
30 January 1986
Sunniest day
14.3 h
14 June 1946
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 | 14.1 °C | +2.5 °C | 13 mm | -29 mm |
| Feb | 13.5 °C | +1.0 °C | 46 mm | +5 mm |
| Mar | 14.0 °C | -0.4 °C | 127 mm | +76 mm |
| Apr | 17.5 °C | +1.2 °C | 32 mm | -23 mm |
| May | 20.7 °C | +1.3 °C | 61 mm | +12 mm |
| Jun | 27.7 °C | +4.4 °C | 2 mm | -36 mm |
| Jul | 27.8 °C | +1.6 °C | 57 mm | +28 mm |
| Aug | 28.7 °C | +2.3 °C | 43 mm | -2 mm |
| Sep | 24.1 °C | +0.4 °C | 123 mm | +45 mm |
| Oct | 21.3 °C | +1.4 °C | 51 mm | -34 mm |
| Nov | 16.5 °C | +1.1 °C | 47 mm | -12 mm |
| Dec | 13.7 °C | +1.3 °C | 90 mm | +43 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 Sant Andreu?
Sant Andreu has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 15.0 °C and it receives 619 mm of precipitation per year.
What is the hottest day ever recorded in Sant Andreu?
The hottest day measured in Sant Andreu between 1940 and 2025 was 23 August 2023, reaching 34.9 °C.
What is the coldest day in Sant Andreu?
The coldest day measured in Sant Andreu between 1940 and 2025 was 11 February 1956, at -8.5 °C.
Does it snow in Sant Andreu?
Yes. Sant Andreu gets on average 3.7 cm of snow per year and has around 2 frost days.
Has the climate of Sant Andreu warmed?
Yes: Sant Andreu warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Sant Andreu?
The wettest day measured in Sant Andreu between 1940 and 2025 was 11 October 1970, with 115 mm of rain in 24 hours.
What was the windiest day in Sant Andreu?
The windiest day measured in Sant Andreu between 1940 and 2025 was 25 January 1947, with winds reaching 50.3 km/h.
What is the warmest month in Sant Andreu?
The warmest month in Sant Andreu is August (23.1 °C on average); the coldest is January (7.9 °C).
How much does it rain in Sant Andreu?
Sant Andreu receives on average 619 mm of precipitation per year, spread over about 95 rainy days.
Is it sunny in Sant Andreu?
Sant Andreu gets on average 10.2 hours of sunshine per day, roughly 3,723 hours per year over 1940-2025.
What is the biggest single-day snowfall in Sant Andreu?
The heaviest 24-hour snowfall measured in Sant Andreu between 1940 and 2025 was 30 January 1986, with 15.3 cm.
Are there tropical nights in Sant Andreu?
Yes: Sant Andreu has on average 37 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Sant Andreu?
In Sant Andreu, between 1940 and 2025, the highest apparent temperature reached 39.4 °C on 23 August 2023, and the lowest was -13.5 °C on 11 February 1956.
Compare Sant Andreu with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Sant Andreu