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Alcorcón Weather by Month
Average temperatures, rainfall and humidity for Alcorcón, Spain, month by month, built from OpenWeather's historical records. Use it to see what a typical Alcorcón month looks like before you travel — then check the live Alcorcón forecast for the days ahead.
Warmest month
July
34°C average high
Coolest month
January
2°C average low
Wettest month
March
42 mm of rain
Driest month
August
7 mm of rain
Average temperature and rainfall in Alcorcón by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 11°C | 2°C | -9°C / 19°C | 24 mm | 76% | 12 km/h |
| February | 13°C | 3°C | -9°C / 21°C | 24 mm | 70% | 13 km/h |
| March | 15°C | 5°C | -3°C / 26°C | 42 mm | 66% | 13 km/h |
| April | 19°C | 8°C | -1°C / 30°C | 36 mm | 60% | 12 km/h |
| May | 24°C | 12°C | 1°C / 34°C | 19 mm | 52% | 11 km/h |
| June | 29°C | 17°C | 7°C / 39°C | 17 mm | 43% | 11 km/h |
| July | 34°C | 20°C | 12°C / 41°C | 9 mm | 35% | 12 km/h |
| August | 33°C | 20°C | 11°C / 41°C | 7 mm | 36% | 12 km/h |
| September | 27°C | 15°C | 6°C / 40°C | 12 mm | 50% | 10 km/h |
| October | 21°C | 11°C | -2°C / 31°C | 30 mm | 65% | 10 km/h |
| November | 14°C | 6°C | -5°C / 24°C | 27 mm | 76% | 12 km/h |
| December | 12°C | 3°C | -7°C / 18°C | 20 mm | 79% | 9 km/h |
Best time to visit Alcorcón
The most comfortable time to visit Alcorcón is generally May and September to October, balancing mild daytime temperatures against the driest stretch of the year. The city has strongly marked seasons and rain concentrates around March, totalling about 265 mm a year.
Travellers who prefer heat should aim for July, when highs average 34°C. March is the month to avoid if rain would spoil your plans — it averages 42 mm, roughly 6× the rainfall of August.
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Alcorcón forecast for what is happening now.