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San Blas-Canillejas, Madrid Weather by Month and Climate Averages
Monthly normals · Rain · Snow
Sunshine · Freeze dates · Records · Best time to visit
What is the weather like in San Blas-Canillejas, Madrid?
San Blas-Canillejas, Madrid gets 374 mm of precipitation a year over about 75 rainy days. July is the warmest month (average high 34°C) and January the coldest (average low 1°C).
Semi-arid climate
San Blas-Canillejas, Madrid has hot summers and chilly winters. Daytime highs range from about 11°C in January to 34°C in July. October is usually the wettest month. The most comfortable time to visit is typically March to May, when daytime highs sit near 20°C.
| Season | Months | Avg low | Avg high |
|---|---|---|---|
| Winter | Dec–Feb | 1° | 12° |
| Spring | Mar–May | 7° | 20° |
| Summer | Jun–Aug | 16° | 32° |
| Autumn | Sep–Nov | 9° | 21° |
How much rain does San Blas-Canillejas get?
San Blas-Canillejas gets 374 mm of precipitation in an average year, spread over about 75 days with measurable rain. That is fewer rainy days than 60% of Spain.
October is the wettest month, with 57 mm. July is the driest, with 9 mm. May has the most rainy days, about 9.
The longest dry spell in the last five years lasted 68 days, to September 1, 2023.
From October 2025 to September 2026 San Blas-Canillejas got 391 mm of rain, against a normal of 374 mm for those months. February 2026 had the most, with 100 mm.
San Blas-Canillejas weather by month
San Blas-Canillejas weather in January
In January, San Blas-Canillejas averages a high of 11°C and a low of 1°C. It gets 28 mm of precipitation over about 7 rainy days. Estimated sunshine is 49% of daylight hours, derived from ERA5 cloud cover. The January record high is 21°C (2003) and the record low is -13°C (2021).
San Blas-Canillejas weather in February
In February, San Blas-Canillejas averages a high of 13°C and a low of 1°C. It gets 29 mm of precipitation over about 6 rainy days. Estimated sunshine is 51% of daylight hours, derived from ERA5 cloud cover. The February record high is 23°C (2026) and the record low is -10°C (1983).
San Blas-Canillejas weather in March
In March, San Blas-Canillejas averages a high of 17°C and a low of 4°C. It gets 33 mm of precipitation over about 7 rainy days. Estimated sunshine is 40% of daylight hours, derived from ERA5 cloud cover. The March record high is 27°C (2015) and the record low is -7°C (2004). March is one of the most comfortable months to visit.
San Blas-Canillejas weather in April
In April, San Blas-Canillejas averages a high of 19°C and a low of 6°C. It gets 39 mm of precipitation over about 8 rainy days. Estimated sunshine is 46% of daylight hours, derived from ERA5 cloud cover. The April record high is 32°C (2023) and the record low is -4°C (1973). April is one of the most comfortable months to visit.
San Blas-Canillejas weather in May
In May, San Blas-Canillejas averages a high of 24°C and a low of 10°C. It gets 41 mm of precipitation over about 9 rainy days. Estimated sunshine is 52% of daylight hours, derived from ERA5 cloud cover. The May record high is 37°C (2015) and the record low is -1°C (1991). May is one of the most comfortable months to visit.
San Blas-Canillejas weather in June
In June, San Blas-Canillejas averages a high of 30°C and a low of 14°C. It gets 20 mm of precipitation over about 5 rainy days. Estimated sunshine is 58% of daylight hours, derived from ERA5 cloud cover. The June record high is 41°C (2019) and the record low is 4°C (1975).
San Blas-Canillejas weather in July
In July, San Blas-Canillejas averages a high of 34°C and a low of 17°C. It gets 9 mm of precipitation over about 2 rainy days. Estimated sunshine is 84% of daylight hours, derived from ERA5 cloud cover. The July record high is 42°C (2022) and the record low is 7°C (1997).
San Blas-Canillejas weather in August
In August, San Blas-Canillejas averages a high of 33°C and a low of 17°C. It gets 10 mm of precipitation over about 2 rainy days. Estimated sunshine is 79% of daylight hours, derived from ERA5 cloud cover. The August record high is 43°C (2021) and the record low is 7°C (1977).
San Blas-Canillejas weather in September
In September, San Blas-Canillejas averages a high of 28°C and a low of 13°C. It gets 25 mm of precipitation over about 4 rainy days. Estimated sunshine is 58% of daylight hours, derived from ERA5 cloud cover. The September record high is 40°C (1988) and the record low is 2°C (1974).
San Blas-Canillejas weather in October
In October, San Blas-Canillejas averages a high of 21°C and a low of 9°C. It gets 57 mm of precipitation over about 9 rainy days. Estimated sunshine is 45% of daylight hours, derived from ERA5 cloud cover. The October record high is 33°C (2023) and the record low is -2°C (1975).
San Blas-Canillejas weather in November
In November, San Blas-Canillejas averages a high of 15°C and a low of 4°C. It gets 47 mm of precipitation over about 8 rainy days. Estimated sunshine is 43% of daylight hours, derived from ERA5 cloud cover. The November record high is 24°C (2009) and the record low is -7°C (2007).
San Blas-Canillejas weather in December
In December, San Blas-Canillejas averages a high of 11°C and a low of 2°C. It gets 34 mm of precipitation over about 8 rainy days. Estimated sunshine is 46% of daylight hours, derived from ERA5 cloud cover. The December record high is 21°C (1979) and the record low is -11°C (2001).
Sunshine, humidity and wind in San Blas-Canillejas
July is the sunniest month in San Blas-Canillejas, with estimated sunshine of 84% of daylight hours from ERA5 cloud cover. March is the cloudiest, at 40%. The annual cloud-cover estimate is 54% of daylight hours; it is not a measurement of sunshine duration. San Blas-Canillejas is sunnier than 68% of Spain.
Humidity peaks in December at 78% and is lowest in July at 32%.
San Blas-Canillejas has about 57 days a year above 32°C. San Blas-Canillejas is hotter than 92% of Spain.
First and last freeze in San Blas-Canillejas
The first fall freeze in San Blas-Canillejas typically comes around November 17, and the last spring freeze around March 29. That leaves a frost-free growing season of about 233 days.
San Blas-Canillejas weather records
These records cover MADRID/BARAJAS during 1970–2026. Earlier records or other stations in the city may differ.
The hottest temperature on record at the San Blas-Canillejas station is 43°C, on August 14, 2021. The coldest is -13°C, on January 12, 2021.
The wettest day in the available station history brought 74 mm of precipitation, on October 19, 2023.
47 all-time records have been set at the station since 1970.
The annual mean temperature has changed by +0.4°C per decade since 1970.
The best time to visit San Blas-Canillejas
The most comfortable time to visit is typically March to May, when daytime highs sit near 20°C.
Winter (December–February) is chilly, with average highs around 12°C and lows near 1°C.
Spring (March–May) is warm, with average highs around 20°C and lows near 7°C.
Summer (June–August) is hot, with average highs around 32°C and lows near 16°C.
Autumn (September–November) is warm, with average highs around 21°C and lows near 9°C.
Monthly climate
| Month | Average low | Average high | Precip | Rain days | Humidity | Estimated sunshine | Record high | Record low |
|---|---|---|---|---|---|---|---|---|
| January | 1° | 11° | 28 mm | 7 | 73% | 49% | 21° | -13° |
| February | 1° | 13° | 29 mm | 6 | 65% | 51% | 23° | -10° |
| March | 4° | 17° | 33 mm | 7 | 61% | 40% | 27° | -7° |
| April | 6° | 19° | 39 mm | 8 | 54% | 46% | 32° | -4° |
| May | 10° | 24° | 41 mm | 9 | 47% | 52% | 37° | -1° |
| June | 14° | 30° | 20 mm | 5 | 43% | 58% | 41° | 4° |
| July | 17° | 34° | 9.1 mm | 2 | 32% | 84% | 42° | 7° |
| August | 17° | 33° | 9.9 mm | 2 | 35% | 79% | 43° | 7° |
| September | 13° | 28° | 25 mm | 4 | 51% | 58% | 40° | 2° |
| October | 9° | 21° | 57 mm | 9 | 62% | 45% | 33° | -2° |
| November | 4° | 15° | 47 mm | 8 | 74% | 43% | 24° | -7° |
| December | 2° | 11° | 34 mm | 8 | 78% | 46% | 21° | -11° |
Station: MADRID/BARAJAS, 6 km from the city. Temperature normal baseline: 1991–2020, calculated from available NOAA GHCN-Daily observations. Available station history: 1970–2026; record values refer to this station and period, not the entire city’s history. Precipitation includes rain and the water equivalent of frozen precipitation; snowfall depth is shown separately when available. Sources and methods
From ERA5 reanalysis. Sunshine is estimated from cloud cover.
San Blas-Canillejas climate questions
How much rain does San Blas-Canillejas get?
San Blas-Canillejas gets 374 mm of precipitation in an average year, over about 75 rainy days.
What is the wettest month in San Blas-Canillejas?
October is the wettest month in San Blas-Canillejas, with 57 mm. July is the driest, with 9 mm.
How many rainy days does San Blas-Canillejas have a year?
San Blas-Canillejas has about 75 days with measurable rain in an average year. May has the most, about 9.
What is the hottest month in San Blas-Canillejas?
July is the warmest month in San Blas-Canillejas, with an average high of 34°C.
What is the coldest month in San Blas-Canillejas?
January is the coldest month in San Blas-Canillejas, with an average low of 1°C.
What is the record high temperature in San Blas-Canillejas?
Within the available 1970–2026 station history, the record high at the San Blas-Canillejas station is 43°C, set on August 14, 2021. The record low is -13°C, on January 12, 2021.
What is the sunniest month in San Blas-Canillejas?
July is the sunniest month in San Blas-Canillejas, with estimated sunshine of 84% of daylight hours from ERA5 cloud cover. March is the cloudiest.
When is the first frost in San Blas-Canillejas?
The first fall freeze in San Blas-Canillejas typically comes around November 17. The last spring freeze is around March 29.
What is the best time to visit San Blas-Canillejas?
The most comfortable time to visit is typically March to May, when daytime highs sit near 20°C.