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Cardiff Weather December
Cardiff 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 Cardiff in December.
average daily high | +8.7°C | |
average daily low | +2.6°C | |
sea temperature | +11.4°C | |
daytime | 8.6 h | |
sunny / overcast hours | 1.6 / 7 | |
average monthly precipitation | 125 mm | |
Best time with the soft weather for the sightseeing and long walks in Cardiff are June, July, August, September.
Temperature in Cardiff
In December the average daily maximum in Cardiff is +8.7°C, and the minimum +2.6°C.
The hottest December day on record is +16.7°C, and the coldest -8.8°C.
Best beach resorts in December:
Daylight hours
There are 8.6 hours of daylight in Cardiff in December. Out of these, on average 1.6 are sunny, which means the sun is almost never visible.
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Sea temperature
The average monthly temperature in the Bristol Channel on the beaches of Cardiff in December 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 Cardiff in December is usually 125 mm, which may ruin part of the trip.