Onda climate — normals and trends
Onda (Spain) has a hot-summer mediterranean climate (Csa) under the Köppen-Geiger classification. Its mean annual temperature is 15.3 °C and it receives 528 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 July (23.6 °C on average) and the coldest is January (8.0 °C). Rainfall peaks in October.
Onda averages 8 frost days, 21 hot days (≥ 30 °C) and 80 rainy days per year.
Onda has warmed by +2.5 °C between 1940 and 2025, or +0.29 °C per decade. This trend is statistically significant.
The number of frost days there went from about 13 to 3 per year over the period.
The hottest day of the period reached 39.1 °C (on 27 August 2010) and the coldest -8.0 °C (on 12 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
OndaValencia
- coords
- 39.96°, -0.26°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
15.3°C
Average daily high
20.2°C
Average daily low
10.9°C
Annual rainfall
528mm
Sunshine / day
10.5h
Mean relative humidity
68%
Average peak wind
14.5km/h
Seasonal range
15.6°C
Frost days (< 0 °C)
8 d/yr
Hot days (≥ 30 °C)
21 d/yr
Rainy days (≥ 1 mm)
80 d/yr
Annual snowfall
5.1 cm
Average feels-like high
19.6 °C
Average feels-like low
9.2 °C
Average peak gust
34.8 km/h
Tropical nights (≥ 20 °C)
19 d/yr
Solar radiation
16.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.5 °C
since 1940
+0.3 °C per decade · r² = 0.72 · 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
39.1 °C
27 August 2010
Coldest day
-8.0 °C
12 February 1956
Wettest day
116 mm
21 October 1982
Windiest day
53.3 km/h
3 January 1941
Strongest gust
110.2 km/h
3 January 1941
Hottest feels-like
41.6 °C
10 August 2023
Coldest feels-like
-14.0 °C
3 January 1941
Snowiest day
22.3 cm
17 January 1946
Sunniest day
14.1 h
21 June 1950
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 | 15.1 °C | +2.1 °C | 14 mm | -18 mm |
| Feb | 15.2 °C | +1.1 °C | 14 mm | -16 mm |
| Mar | 14.6 °C | -1.8 °C | 149 mm | +107 mm |
| Apr | 18.9 °C | +0.5 °C | 46 mm | -6 mm |
| May | 22.6 °C | +0.9 °C | 55 mm | -2 mm |
| Jun | 28.9 °C | +3.3 °C | 11 mm | -30 mm |
| Jul | 29.1 °C | +0.5 °C | 65 mm | +45 mm |
| Aug | 30.9 °C | +2.4 °C | 37 mm | +1 mm |
| Sep | 26.2 °C | +0.7 °C | 116 mm | +57 mm |
| Oct | 21.9 °C | +0.7 °C | 96 mm | +27 mm |
| Nov | 17.4 °C | +0.9 °C | 14 mm | -34 mm |
| Dec | 13.9 °C | +0.4 °C | 59 mm | +19 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 Onda?
Onda has a hot-summer mediterranean climate (Köppen Csa). Over 1940-2025, the average annual temperature is 15.3 °C and it receives 528 mm of precipitation per year.
What is the hottest day ever recorded in Onda?
The hottest day measured in Onda between 1940 and 2025 was 27 August 2010, reaching 39.1 °C.
What is the coldest day in Onda?
The coldest day measured in Onda between 1940 and 2025 was 12 February 1956, at -8.0 °C.
Does it snow in Onda?
Yes. Onda gets on average 5.1 cm of snow per year and has around 8 frost days.
Has the climate of Onda warmed?
Yes: Onda warmed by +2.5 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Onda?
The wettest day measured in Onda between 1940 and 2025 was 21 October 1982, with 116 mm of rain in 24 hours.
What was the windiest day in Onda?
The windiest day measured in Onda between 1940 and 2025 was 3 January 1941, with winds reaching 53.3 km/h.
What is the warmest month in Onda?
The warmest month in Onda is July (23.6 °C on average); the coldest is January (8.0 °C).
How much does it rain in Onda?
Onda receives on average 528 mm of precipitation per year, spread over about 80 rainy days.
Is it sunny in Onda?
Onda gets on average 10.5 hours of sunshine per day, roughly 3,833 hours per year over 1940-2025.
What is the biggest single-day snowfall in Onda?
The heaviest 24-hour snowfall measured in Onda between 1940 and 2025 was 17 January 1946, with 22.3 cm.
Are there tropical nights in Onda?
Yes: Onda has on average 19 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Onda?
In Onda, between 1940 and 2025, the highest apparent temperature reached 41.6 °C on 10 August 2023, and the lowest was -14.0 °C on 3 January 1941.
Compare Onda with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Onda