Climate normals · 1970–2000
Swansea Climate
Swansea is a city in United Kingdom (WLS) with a population of about 300,352. Its average annual temperature is 10.4°C (51°F), with roughly 1152 mm of rain per year.
10.4°C
Avg Temp
1152
Precip (mm/yr)
Jul
Hottest Month
Feb
Coldest Month
Swansea Climate
Swansea has an average annual temperature of 10.4°C (51°F) and receives about 1152 mm of precipitation per year. The warmest month is July and the coldest is February. Figures are 1970–2000 climate normals.
10.4°C
Avg Temp
1152
Precip (mm/yr)
Jul
Hottest Month
Feb
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 5° / 42° | 123 mm |
| February | 5° / 41° | 86 mm |
| March | 7° / 44° | 92 mm |
| April | 9° / 47° | 69 mm |
| May | 12° / 53° | 66 mm |
| June | 15° / 58° | 73 mm |
| July | 17° / 62° | 73 mm |
| August | 16° / 62° | 91 mm |
| September | 14° / 57° | 100 mm |
| October | 11° / 52° | 119 mm |
| November | 8° / 47° | 133 mm |
| December | 6° / 43° | 127 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Swansea
The most comfortable months to visit Swansea are typically July, August and June, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 20°C high). The coldest is February (near 2°C low). November is usually the wettest month.
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Frequently Asked Questions
The most comfortable months to visit Swansea are typically July, August and June, when temperatures are mildest and rainfall is relatively low (1970–2000 climate normals).
Swansea, United Kingdom has an average annual temperature of 10.4°C and about 1152 mm of precipitation per year. The warmest month is July and the coldest is February.
In July, the hottest month, daily highs in Swansea average about 20°C (69°F).
Monthly climate normals (1970–2000) sampled from WorldClim 2.1 at ~9 km resolution. Humidity derived from vapor pressure. City coordinates and population from GeoNames.