Swansea Climate (Weather Averages)

The Climate Guide for Swansea, UK is perfect for planning your holiday. Monthly weather averages give the best indication of what the weather is usually like for every month of the year including figures for temperature, rainfall and sunshine.

Swansea Weather UK Summary Swansea Climate Swansea Today Swansea Forecast Swansea When Best
Swansea Weather UK Summary Swansea Climate Swansea Today Swansea Forecast Swansea When Best
J F M A M J J A S O N D
Max Daytime Temperature (°C) 6°C (43°F) Max Daytime Temperature in January in Swansea 7°C (45°F) Max Daytime Temperature in February in Swansea 9°C (48°F) Max Daytime Temperature in March in Swansea 12°C (54°F) Max Daytime Temperature in April in Swansea 16°C (61°F) Max Daytime Temperature in May in Swansea 19°C (66°F) Max Daytime Temperature in June in Swansea 20°C (68°F) Max Daytime Temperature in July in Swansea 20°C (68°F) Max Daytime Temperature in August in Swansea 17°C (63°F) Max Daytime Temperature in September in Swansea 14°C (57°F) Max Daytime Temperature in October in Swansea 10°C (50°F) Max Daytime Temperature in November in Swansea 8°C (46°F) Max Daytime Temperature in December in Swansea
Min Night-time Temperature (°C) 2°C (36°F) Min Night-time Temperature in January in Swansea 2°C (36°F) Min Night-time Temperature in February in Swansea 3°C (37°F) Min Night-time Temperature in March in Swansea 6°C (43°F) Min Night-time Temperature in April in Swansea 9°C (48°F) Min Night-time Temperature in May in Swansea 12°C (54°F) Min Night-time Temperature in June in Swansea 13°C (55°F) Min Night-time Temperature in July in Swansea 13°C (55°F) Min Night-time Temperature in August in Swansea 11°C (52°F) Min Night-time Temperature in September in Swansea 8°C (46°F) Min Night-time Temperature in October in Swansea 5°C (41°F) Min Night-time Temperature in November in Swansea 3°C (37°F) Min Night-time Temperature in December in Swansea
Hours of Sunshine (Daily) 2 Hours of Bright Sunshine per day (20% of Daylight Hours) in January in Swansea 3 Hours of Bright Sunshine per day (25% of Daylight Hours) in February in Swansea 4 Hours of Bright Sunshine per day (30% of Daylight Hours) in March in Swansea 6 Hours of Bright Sunshine per day (39% of Daylight Hours) in April in Swansea 7 Hours of Bright Sunshine per day (41% of Daylight Hours) in May in Swansea 7 Hours of Bright Sunshine per day (40% of Daylight Hours) in June in Swansea 6 Hours of Bright Sunshine per day (38% of Daylight Hours) in July in Swansea 6 Hours of Bright Sunshine per day (41% of Daylight Hours) in August in Swansea 5 Hours of Bright Sunshine per day (36% of Daylight Hours) in September in Swansea 3 Hours of Bright Sunshine per day (29% of Daylight Hours) in October in Swansea 2 Hours of Bright Sunshine per day (27% of Daylight Hours) in November in Swansea 2 Hours of Bright Sunshine per day (19% of Daylight Hours) in December in Swansea
Hours of Daylight (Daily) 8 Hours of Daylight in January in Swansea 10 Hours of Daylight in February in Swansea 12 Hours of Daylight in March in Swansea 14 Hours of Daylight in April in Swansea 16 Hours of Daylight in May in Swansea 17 Hours of Daylight in June in Swansea 16 Hours of Daylight in July in Swansea 15 Hours of Daylight in August in Swansea 13 Hours of Daylight in September in Swansea 11 Hours of Daylight in October in Swansea 9 Hours of Daylight in November in Swansea 8 Hours of Daylight in December in Swansea
Heat and Humidity Discomfort No Heat & Humidity in January in Swansea No Heat & Humidity in February in Swansea No Heat & Humidity in March in Swansea No Heat & Humidity in April in Swansea No Heat & Humidity in May in Swansea No Heat & Humidity in June in Swansea No Heat & Humidity in July in Swansea No Heat & Humidity in August in Swansea No Heat & Humidity in September in Swansea No Heat & Humidity in October in Swansea No Heat & Humidity in November in Swansea No Heat & Humidity in December in Swansea
Days with some Rainfall 20 Days with some Rainfall in January in Swansea 15 Days with some Rainfall in February in Swansea 18 Days with some Rainfall in March in Swansea 14 Days with some Rainfall in April in Swansea 15 Days with some Rainfall in May in Swansea 15 Days with some Rainfall in June in Swansea 13 Days with some Rainfall in July in Swansea 16 Days with some Rainfall in August in Swansea 16 Days with some Rainfall in September in Swansea 19 Days with some Rainfall in October in Swansea 20 Days with some Rainfall in November in Swansea 20 Days with some Rainfall in December in Swansea
Monthly Rainfall (mm) 130 mm (5.1 inches) Monthly Rainfall in January in Swansea 87 mm (3.4 inches) Monthly Rainfall in February in Swansea 94 mm (3.7 inches) Monthly Rainfall in March in Swansea 69 mm (2.7 inches) Monthly Rainfall in April in Swansea 71 mm (2.8 inches) Monthly Rainfall in May in Swansea 73 mm (2.9 inches) Monthly Rainfall in June in Swansea 72 mm (2.8 inches) Monthly Rainfall in July in Swansea 94 mm (3.7 inches) Monthly Rainfall in August in Swansea 104 mm (4.1 inches) Monthly Rainfall in September in Swansea 122 mm (4.8 inches) Monthly Rainfall in October in Swansea 134 mm (5.3 inches) Monthly Rainfall in November in Swansea 139 mm (5.5 inches) Monthly Rainfall in December in Swansea
UV Index (Maximum) UV (Maximum) Index 1 (Low) in January in Swansea UV (Maximum) Index 1 (Low) in February in Swansea UV (Maximum) Index 2 (Low) in March in Swansea UV (Maximum) Index 4 (Moderate) in April in Swansea UV (Maximum) Index 5 (Moderate) in May in Swansea UV (Maximum) Index 6 (High) in June in Swansea UV (Maximum) Index 6 (High) in July in Swansea UV (Maximum) Index 6 (High) in August in Swansea UV (Maximum) Index 4 (Moderate) in September in Swansea UV (Maximum) Index 2 (Low) in October in Swansea UV (Maximum) Index 1 (Low) in November in Swansea No UV (Maximum) Index in December in Swansea
Sea Temperature (°C) 10°C (50°F) Sea Temperature in January in Swansea 9°C (48°F) Sea Temperature in February in Swansea 9°C (48°F) Sea Temperature in March in Swansea 10°C (50°F) Sea Temperature in April in Swansea 11°C (52°F) Sea Temperature in May in Swansea 13°C (55°F) Sea Temperature in June in Swansea 15°C (59°F) Sea Temperature in July in Swansea 16°C (61°F) Sea Temperature in August in Swansea 16°C (61°F) Sea Temperature in September in Swansea 15°C (59°F) Sea Temperature in October in Swansea 13°C (55°F) Sea Temperature in November in Swansea 11°C (52°F) Sea Temperature in December in Swansea
J F M A M J J A S O N D
 		    
 

Swansea Climate Zone

Swansea has a warm temperate climate with warm summers and some rainfall in all months.
Swansea Holidays Swansea Flights Swansea Hotels Swansea Hire Cars Swansea Villas Swansea Transfers
Swansea Holidays Swansea Flights Swansea Hotels Swansea Hire Cars Swansea Villas Swansea Transfers

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Swansea Weather by Month
Check the weather for a particular month in Swansea by selecting a month from the list below. Alternatively check which month usually has the Best Weather in Swansea. If you are not sure where to go, why not try our Holiday Planner.
  · January
  · February
  · March
   · April
  · May
  · June
   · July
  · August
  · September
   · October
  · November
  · December
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