Comillas
Elevation 23 m43.39° N, 4.29° W
When to go?
Mean 10 °C, 15 rain days in the month (117 mm).
Against
- Often rainyrain on 5 days in 10
Mean 10 °C, 13 rain days in the month (100 mm).
Nothing against it.
Mean 12 °C, 14 rain days in the month (96 mm).
Nothing against it.
Mean 13 °C, 15 rain days in the month (95 mm).
Nothing against it.
Mean 16 °C, 15 rain days in the month (86 mm).
Nothing against it.
Mean 19 °C, 12 rain days in the month (76 mm).
The least rainy of the months with the right temperature.
Mean 21 °C, 11 rain days in the month (64 mm).
The least rainy of the months with the right temperature.
Mean 21 °C, 11 rain days in the month (72 mm).
The least rainy of the months with the right temperature.
Mean 20 °C, 12 rain days in the month (92 mm).
The least rainy of the months with the right temperature.
Mean 17 °C, 14 rain days in the month (118 mm).
Nothing against it.
Mean 13 °C, 17 rain days in the month (169 mm).
Against
- Often rainyrain on 6 days in 10
Mean 11 °C, 14 rain days in the month (120 mm).
Nothing against it.
No ideal month: the best months are June–September, the least rainy with the right temperature. Nothing against February–May, October, December either. Avoid January (often rainy), November (often rainy).
What is the climate like?
Temperature and rain
Monthly min and max temperature (°C)
Monthly min and max temperature (°C)
Temperatures brought to the town's elevation: +1.9 °C (cells at 318 m).
How much it rains
Rain days and how much water
Rain days and how much water
Bars: length = rain days, thickness = mm on a rain day, area = the month's rain. 3 mm a day7 mm a day15 mm a day
Colour = the month's rain: 103060100160250400mm
Daylight hours
Daylight and sky: sunrise, sunset and cloud cover
daylight under a clear sky (average share)daylight under cloud
daylight under a clear sky (average share)daylight under cloud
Times on the 15th of each month, in local time: daylight saving where and when it applies, standard time in the other months.
Sea temperature: Bay of Biscay
Monthly mean sea temperature: Bay of Biscay (°C)
Monthly mean sea temperature: Bay of Biscay (°C)
Effect of climate change
Today's climate (1996–2025) compared with 1961–1990:
In short
Year by year
Temperature of each year
Against 1961–1990 the mean temperature of today (1996–2025) has changed by +0.9 °C; in the last ten years by +1.4 °C. Warmest year: 2023 (+2.2 °C), coldest: 1956 (−1.2 °C).
April and June warmed the most (+1.3 and +1.3 °C), September the least (+0.3 °C). The warm season (above the annual mean of then, 14 °C) begins 11 days earlier and ends 7 days later.
Warming stripes: after an idea by Ed Hawkins (University of Reading), showyourstripes.info, CC BY 4.0.
Rain of each year (% against 1961–1990)
more rain than in 1961–1990less rain
Rain in a year: no clear trend, dry and wet years alternate as before.
The sea, then and now
+0.8 °Cthe sea today, compared with 1961–1990