WhereItsSunny

Climate of Swansea, United Kingdom

Area-weighted average across Swansea. For where people actually live and travel, see the cities below.

Swansea, a subdivision of United Kingdom, has a seasonal climate on average. Area-weighted monthly temperatures across the whole territory range from 4.9°C / 40.8°F in February to 16.3°C / 61.3°F in July, with rainfall from 65 mm / 2.6 in to 134 mm / 5.3 in depending on the season (1154 mm / 45.4 in total across the year).

Sunny & HotSunny & WarmSunny & MildTropicalSnowy
MonthTemperatureRainfallMatches
January5.3°C41.5°F124 mm4.9″
February4.9°C40.8°F87 mm3.4″
March6.5°C43.7°F92 mm3.6″
April8.4°C47.1°F68 mm2.7″
May11.5°C52.7°F65 mm2.6″
June14.1°C57.4°F73 mm2.9″
July16.3°C61.3°F73 mm2.9″
August16.1°C61°F90 mm3.5″
September13.9°C57°F100 mm3.9″
October11.1°C52°F120 mm4.7″
November8°C46.4°F134 mm5.3″
December6.4°C43.5°F128 mm5″

Frequently asked questions

What is the best time to visit Swansea?

Swansea, United Kingdom does not have a clear sunny-and-dry window by our cutoffs. The warmest month is July at 16.3°C / 61.3°F, and the driest is May at 65 mm / 2.6 in — likely your best travel window. For city-level detail, see the cities section below.

What is the climate of Swansea?

Swansea, United Kingdom has area-weighted monthly average temperatures ranging from 4.9°C / 40.8°F in February to 16.3°C / 61.3°F in July. Annual rainfall averages about 1154 mm / 45.4 in, with the wettest month being November (134 mm / 5.3 in) and the driest May (65 mm / 2.6 in). Because this is an area average across the whole subdivision, local city values can differ substantially.

What is the hottest month in Swansea?

The hottest month in Swansea is July, with an area-wide average temperature of 16.3°C / 61.3°F.

What is the coldest month in Swansea?

The coldest month in Swansea is February, with an area-wide average temperature of 4.9°C / 40.8°F.

When does it rain most in Swansea?

The wettest month in Swansea is November, averaging about 134 mm / 5.3 in of rainfall. The driest is May with about 65 mm / 2.6 in.