Guernica
Elevation 10 m43.32° N, 2.68° W
When to go?
Mean 10 °C, 15 rain days in the month (143 mm).
Against
- Often rainyrain on 5 days in 10
Mean 11 °C, 14 rain days in the month (118 mm).
Nothing against it.
Mean 12 °C, 14 rain days in the month (105 mm).
Nothing against it.
Mean 13 °C, 14 rain days in the month (91 mm).
Nothing against it.
Mean 16 °C, 13 rain days in the month (79 mm).
Nothing against it.
Mean 19 °C, 10 rain days in the month (66 mm).
Good for
- Ideal to visitTemperature and rain in the ideal range.
Mean 21 °C, 10 rain days in the month (58 mm).
Good for
- Ideal to visitTemperature and rain in the ideal range.
Mean 22 °C, 10 rain days in the month (66 mm).
Good for
- Ideal to visitTemperature and rain in the ideal range.
- Ideal for the seawater at 22 °C
Mean 20 °C, 11 rain days in the month (81 mm).
Nothing against it.
Mean 18 °C, 13 rain days in the month (110 mm).
Nothing against it.
Mean 13 °C, 17 rain days in the month (194 mm).
Against
- Often rainyrain on 6 days in 10
Mean 11 °C, 15 rain days in the month (141 mm).
Against
- Often rainyrain on 5 days in 10
The best months are June–August. Ideal for the sea: August. Avoid November–January (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: +1.2 °C (cells at 199 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: 2022 (+2.0 °C), coldest: 1956 (−1.2 °C).
June and April warmed the most (+1.4 and +1.2 °C), February the least (+0.3 °C). The warm season (above the annual mean of then, 15 °C) begins 10 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
+1.0 °Cthe sea today, compared with 1961–1990