Altea climate — normals and trends
Altea (Spain) has a cold semi-arid climate (BSk) under the Köppen-Geiger classification. Its mean annual temperature is 17.9 °C and it receives 385 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 (25.6 °C on average) and the coldest is January (11.6 °C). Rainfall peaks in October.
Altea averages 0 frost days, 7 hot days (≥ 30 °C) and 58 rainy days per year.
Altea has warmed by +2.0 °C between 1940 and 2025, or +0.23 °C per decade. This trend is statistically significant.
The hottest day of the period reached 34.9 °C (on 13 August 2022) and the coldest -0.7 °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
AlteaValencia
- coords
- 38.60°, -0.05°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
17.9°C
Average daily high
20.4°C
Average daily low
15.6°C
Annual rainfall
385mm
Sunshine / day
10.9h
Mean relative humidity
71%
Average peak wind
19.1km/h
Seasonal range
14.0°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
7 d/yr
Rainy days (≥ 1 mm)
58 d/yr
Annual snowfall
0.3 cm
Average feels-like high
20.1 °C
Average feels-like low
14.7 °C
Average peak gust
34.1 km/h
Tropical nights (≥ 20 °C)
99 d/yr
Solar radiation
17.9 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.0 °C
since 1940
+0.2 °C per decade · r² = 0.65 · 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
13 August 2022
Coldest day
-0.7 °C
11 February 1956
Wettest day
128 mm
11 September 1996
Windiest day
62.4 km/h
28 December 1980
Strongest gust
109.4 km/h
20 January 2020
Hottest feels-like
39.7 °C
25 July 2022
Coldest feels-like
-6.6 °C
3 January 1941
Snowiest day
5.8 cm
12 February 1983
Sunniest day
14.0 h
11 May 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 | 16.3 °C | +2.2 °C | 27 mm | -11 mm |
| Feb | 16.3 °C | +1.7 °C | 18 mm | -12 mm |
| Mar | 16.5 °C | +0.4 °C | 76 mm | +43 mm |
| Apr | 19.5 °C | +1.7 °C | 12 mm | -24 mm |
| May | 22.8 °C | +2.0 °C | 21 mm | -7 mm |
| Jun | 28.5 °C | +3.8 °C | 0 mm | -12 mm |
| Jul | 29.4 °C | +1.8 °C | 27 mm | +22 mm |
| Aug | 30.3 °C | +2.2 °C | 1 mm | -11 mm |
| Sep | 27.0 °C | +1.3 °C | 81 mm | +41 mm |
| Oct | 23.4 °C | +1.5 °C | 63 mm | +2 mm |
| Nov | 19.7 °C | +1.8 °C | 8 mm | -38 mm |
| Dec | 15.9 °C | +0.8 °C | 122 mm | +77 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 Altea?
Altea has a cold semi-arid climate (Köppen BSk). Over 1940-2025, the average annual temperature is 17.9 °C and it receives 385 mm of precipitation per year.
What is the hottest day ever recorded in Altea?
The hottest day measured in Altea between 1940 and 2025 was 13 August 2022, reaching 34.9 °C.
What is the coldest day in Altea?
The coldest day measured in Altea between 1940 and 2025 was 11 February 1956, at -0.7 °C.
Does it snow in Altea?
Almost never: Altea sees virtually no snow, with about 0 frost days per year.
Has the climate of Altea warmed?
Yes: Altea warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Altea?
The wettest day measured in Altea between 1940 and 2025 was 11 September 1996, with 128 mm of rain in 24 hours.
What was the windiest day in Altea?
The windiest day measured in Altea between 1940 and 2025 was 28 December 1980, with winds reaching 62.4 km/h.
What is the warmest month in Altea?
The warmest month in Altea is August (25.6 °C on average); the coldest is January (11.6 °C).
How much does it rain in Altea?
Altea receives on average 385 mm of precipitation per year, spread over about 58 rainy days.
Is it sunny in Altea?
Altea gets on average 10.9 hours of sunshine per day, roughly 3,979 hours per year over 1940-2025.
What is the biggest single-day snowfall in Altea?
The heaviest 24-hour snowfall measured in Altea between 1940 and 2025 was 12 February 1983, with 5.8 cm.
Are there tropical nights in Altea?
Yes: Altea has on average 99 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Altea?
In Altea, between 1940 and 2025, the highest apparent temperature reached 39.7 °C on 25 July 2022, and the lowest was -6.6 °C on 3 January 1941.
Compare Altea with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Altea