Alcalá de Henares climate
Alcalá de Henares is warmest in July, with average highs of 32 °C, and coldest in January, when nights average 1.1 °C. October is the wettest month (63 mm) and July the driest (7.5 mm). Figures are 1991–2020 climate normals.
Across a full year Alcalá de Henares averages 462 mm of rain, 117 days above 25 °C and 37 days below freezing.
Spain · population 193,751 · 1991–2020 normals
Temperature below 0 °C to above 30 °C Rain band height is that month’s share of the wettest month
- Warmest month July 32 °C
- Coldest month January 1.1 °C
- Driest month July 7 mm
- Wettest month October 63 mm
- Least cloud July 18 % cloud
- Hottest on record July 40 °C
- Coldest on record January -5.8 °C
What to expectAlcalá de Henares through the year
Alcalá de Henares has a clear annual cycle: average daily highs run from 9.8 °C in January to 32 °C in July, a swing of 21 °C in mean temperature across the year.
Counted across a normal year, 117 days a year reach 25 °C, 68 of them reach 30 °C, 37 nights drop below freezing. The warmest reading in the 1991–2020 record is 40 °C, in July.
Rain is strongly seasonal. October averages 63 mm against 7 mm in July — 8.5 times as much. Planning around the dry months matters more here than planning around temperature.
Month by month
| Month | Avg high | Rainfall | Cloud |
|---|---|---|---|
| January | 9.8 °C | 42 mm | 55 % |
| February | 11.8 °C | 35 mm | 49 % |
| March | 15.6 °C | 44 mm | 49 % |
| April | 18.0 °C | 55 mm | 50 % |
| May | 22.5 °C | 49 mm | 48 % |
| June | 28.3 °C | 22 mm | 33 % |
| July | 32.4 °C | 7 mm | 18 % |
| August | 32.0 °C | 12 mm | 23 % |
| September | 26.6 °C | 27 mm | 36 % |
| October | 20.1 °C | 63 mm | 49 % |
| November | 13.7 °C | 58 mm | 54 % |
| December | 10.3 °C | 47 mm | 57 % |
Temperature month by month
| Month | Avg high | Avg low | Mean | Record high | Record low | Days above 25 °C | Days above 30 °C | Days below 0 °C |
|---|---|---|---|---|---|---|---|---|
| January | 9.8 °C | 1.1 °C | 5.1 °C | 17.5 °C | -5.8 °C | 0 | 0 | 13 |
| February | 11.8 °C | 1.5 °C | 6.4 °C | 20.7 °C | -4.8 °C | 0 | 0 | 9 |
| March | 15.6 °C | 4.0 °C | 9.7 °C | 25.4 °C | -4.5 °C | 0 | 0 | 3 |
| April | 18.0 °C | 6.4 °C | 12.4 °C | 29.1 °C | -1.4 °C | 2 | 0 | 0 |
| May | 22.5 °C | 10.3 °C | 16.6 °C | 34.5 °C | 1.1 °C | 9 | 2 | 0 |
| June | 28.3 °C | 15.1 °C | 22.1 °C | 39.8 °C | 5.7 °C | 22 | 13 | 0 |
| July | 32.4 °C | 18.4 °C | 25.9 °C | 40.1 °C | 10.3 °C | 30 | 24 | 0 |
| August | 32.0 °C | 18.3 °C | 25.5 °C | 39.5 °C | 10.4 °C | 30 | 23 | 0 |
| September | 26.6 °C | 14.4 °C | 20.6 °C | 38.7 °C | 6.5 °C | 20 | 6 | 0 |
| October | 20.1 °C | 9.8 °C | 14.8 °C | 30.4 °C | 1.0 °C | 4 | 0 | 0 |
| November | 13.7 °C | 5.0 °C | 9.1 °C | 23.4 °C | -3.8 °C | 0 | 0 | 2 |
| December | 10.3 °C | 2.0 °C | 5.8 °C | 17.6 °C | -5.8 °C | 0 | 0 | 10 |
Rain, sun and wind month by month
| Month | Rainfall | Wet days | Daylight | Cloud cover | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 42 mm | 7 | 9.6 h/day | 55 % | 79 % | 14 km/h |
| February | 35 mm | 6 | 11 h/day | 49 % | 72 % | 15 km/h |
| March | 44 mm | 7 | 12 h/day | 49 % | 64 % | 16 km/h |
| April | 55 mm | 9 | 13 h/day | 50 % | 60 % | 16 km/h |
| May | 49 mm | 8 | 14 h/day | 48 % | 56 % | 16 km/h |
| June | 22 mm | 4 | 15 h/day | 33 % | 45 % | 16 km/h |
| July | 7 mm | 2 | 15 h/day | 18 % | 35 % | 16 km/h |
| August | 12 mm | 2 | 14 h/day | 23 % | 38 % | 16 km/h |
| September | 27 mm | 4 | 12 h/day | 36 % | 49 % | 14 km/h |
| October | 63 mm | 8 | 11 h/day | 49 % | 65 % | 14 km/h |
| November | 58 mm | 8 | 9.9 h/day | 54 % | 75 % | 14 km/h |
| December | 47 mm | 7 | 9.3 h/day | 57 % | 80 % | 13 km/h |
Where Alcalá de Henares ranks
| Ranking | Position | Value |
|---|---|---|
| The warmest places in Europe in August | 13thof 50 | 32 °C |
| The warmest places in Europe in July | 13thof 50 | 32 °C |
| The driest places in Europe in September | 15thof 50 | 27 mm |
| The warmest places in Europe in June | 18thof 50 | 28 °C |
| The warmest places in Europe in September | 19thof 50 | 27 °C |
| The driest places in Europe in August | 21stof 50 | 12 mm |
Planning a trip? See the best time to visit Alcalá de Henares.
QuestionsCommon questions about Alcalá de Henares’s climate
When is the best time to visit Alcalá de Henares?
That depends on what you want, so the honest answer is a comparison rather than a single month. May, June, September sit closest to 20 °C on average, July is the warmest month and July the driest. The month-by-month table above has the full picture.
How hot does Alcalá de Henares get?
In July, the warmest month, daily highs average 32 °C. About 68 days a year pass 30 °C. The highest value in the 1991–2020 record is 40 °C.
How cold does it get in winter?
Nights average 1.1 °C in January, the coldest month. A normal year has 37 nights below freezing.
Which month is wettest in Alcalá de Henares?
October, averaging 63 mm over 8 days with rain. The driest month is July with 7 mm. The year as a whole averages 462 mm.
Are these figures a forecast?
No. They are 1991–2020 climate normals: the average of thirty years, which describes what a month is usually like in Alcalá de Henares rather than what any particular week will bring. Individual years can differ substantially from the normal.
Data sources and method
- ERA5 / ERA5-Land reanalysis — Copernicus Climate Change Service (C3S), ECMWF. Copernicus Licence
- Open-Meteo — Open-Meteo.com. CC BY 4.0
- NOAA OISST v2.1 — NOAA Physical Sciences Laboratory. Public domain
- GeoNames — GeoNames.org. CC BY 4.0
- Normal period
- 1991–2020
- Dataset version
- era5-1991-2020-scores1.1
- Last processed
Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: monthly rankings, daylight hours, beach and comfort scores. Full formulas are on the methodology page.
Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.