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Portsmouth Weather May
Portsmouth is located in oceanic climate that can be described as high humidity and moderate seasonal temperature fluctuations warm summer and soft but windy winter.
To help you choose the best time to travel, you can find climate data below on the weather in Portsmouth in May.
average daily high | +16.7°C | |
average daily low | +9.2°C | |
sea temperature | +11.4°C | |
daytime | 16.2 h | |
sunny / overcast hours | 7.8 / 8.4 | |
average monthly precipitation | 43 mm | |
The best weather conditions for the beach leisure in Portsmouth is typically August. Best season with the soft weather for the sightseeing and long walks are June, July, August, September.
Temperature in Portsmouth
In May the average daily maximum in Portsmouth is +16.7°C, and the minimum +9.2°C.
The hottest May day on record is +27.6°C, and the coldest +1.6°C.
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Best beach resorts in May:
Daylight hours
There are 16.2 hours of daylight in Portsmouth in May. Out of these, on average 7.8 are sunny, which means it is mostly cloudy.
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Sea temperature
The average monthly temperature in the English Channel on the beaches of Portsmouth in May is +11.4°C.
The water is very cold and only suitable to bathe in shortly for the most hardy people.
Precipitation
The amount of precipitation in Portsmouth in May is usually 43 mm, a negligible amount.