Aveiro
Elevation 25 m40.64° N, 8.65° W
When to go?
Mean 11 °C, 12 rain days in the month (142 mm).
Nothing against it.
Mean 12 °C, 9 rain days in the month (92 mm).
Nothing against it.
Mean 14 °C, 11 rain days in the month (114 mm).
Nothing against it.
Mean 15 °C, 11 rain days in the month (109 mm).
Nothing against it.
Mean 18 °C, 9 rain days in the month (70 mm).
Good for
- Ideal to visitTemperature and rain in the ideal range.
Mean 21 °C, 5 rain days in the month (30 mm).
Good for
- Ideal to visitTemperature and rain in the ideal range.
Mean 22 °C, 3 rain days in the month (12 mm).
Good for
- Ideal to visitTemperature and rain in the ideal range.
Mean 22 °C, 3 rain days in the month (15 mm).
Good for
- Ideal to visitTemperature and rain in the ideal range.
Mean 21 °C, 6 rain days in the month (53 mm).
Good for
- Ideal to visitTemperature and rain in the ideal range.
Mean 18 °C, 12 rain days in the month (154 mm).
Nothing against it.
Mean 14 °C, 13 rain days in the month (153 mm).
Nothing against it.
Mean 12 °C, 12 rain days in the month (152 mm).
Nothing against it.
The best months are May–September.
What is the climate like?
Temperature and rain
Monthly min and max temperature (°C)
Monthly min and max temperature (°C)
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: Atlantic Ocean
Monthly mean sea temperature: Atlantic Ocean (°C)
Monthly mean sea temperature: Atlantic Ocean (°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 +0.7 °C; in the last ten years by +1.0 °C. Warmest year: 2022 (+1.5 °C), coldest: 1956 (−1.0 °C).
May and April warmed the most (+1.2 and +1.1 °C), September the least (+0.3 °C). The warm season (above the annual mean of then, 16 °C) begins 14 days earlier and ends 6 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
+0.4 °Cthe sea today, compared with 1961–1990