Swansea Area weather

The Swansea Area weather guide shows monthly weather averages (including daytime and night-time temperatures, rainfall and hours of sunshine) for Swansea Area, Wales.

Swansea Area weather averages

Check the Swansea Area weather averages for each month of the year including maximum daytime and minimum night-time temperatures, monthly rainfall, number of days with rain and average daily hours of sunshine for Swansea Area, Wales. The Swansea Area weather averages shown below are for Swansea.

Max Day Temperature (°C)

Hours of Sunshine (daily)

  • Jan
  • Feb
  • Mar
  • Apr
  • May
  • Jun
  • Jul
  • Aug
  • Sep
  • Oct
  • Nov
  • Dec

Days with some Rainfall

Min Night Temperature (°C)

Monthly Rainfall (mm)

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Swansea Area weather by month

Check the weather for Swansea Area, Wales for a particular month by selecting from the list below. The Swansea Area monthly weather averages are for Swansea. This gives the best indication of what to expect from the weather months in advance.

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Swansea Area weather in January

The average maximum daytime temperature in Swansea Area (Swansea) in January is a cold 6°C (43°F), while the average minimum night-time temperature is a cold 2°C (36°F). You can expect on average 2 hours of sunshine a day in Swansea Area (Swansea) during January.

  • 6°C maximum daytime temperature in January in Swansea Area (Swansea)6
    6°C max day temperature
  • 2 hours of sunshine per day in January in Swansea Area2
    2 hours of sunshine per day
  • 21 days with some rainfall in January in Swansea Area (Swansea)21
    21 days with some rainfall
  • 2°C minimum night-time temperature in January in Swansea Area (Swansea)2
    2°C min night temperature
  • 227 mm monthly rainfall in January in Swansea Area (Swansea)227
    227 mm of monthly rainfall

On average 227 mm (8.9 inches) of rain normally falls in Swansea Area (Swansea) during January with rain falling on 21 days of the month.

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Swansea Area weather in February

The average maximum daytime temperature in Swansea Area (Swansea) in February is a cold 6°C (43°F), while the average minimum night-time temperature is a cold 2°C (36°F). You can expect on average 3 hours of sunshine a day in Swansea Area (Swansea) during February.

  • 6°C maximum daytime temperature in February in Swansea Area (Swansea)6
    6°C max day temperature
  • 3 hours of sunshine per day in February in Swansea Area3
    3 hours of sunshine per day
  • 17 days with some rainfall in February in Swansea Area (Swansea)17
    17 days with some rainfall
  • 2°C minimum night-time temperature in February in Swansea Area (Swansea)2
    2°C min night temperature
  • 157 mm monthly rainfall in February in Swansea Area (Swansea)157
    157 mm of monthly rainfall

On average 157 mm (6.2 inches) of rain normally falls in Swansea Area (Swansea) during February with rain falling on 17 days of the month.

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Swansea Area weather in March

The average maximum daytime temperature in Swansea Area (Swansea) in March is a cool 8°C (46°F), while the average minimum night-time temperature is a cold 3°C (37°F). You can expect on average 4 hours of sunshine a day in Swansea Area (Swansea) during March.

  • 8°C maximum daytime temperature in March in Swansea Area (Swansea)8
    8°C max day temperature
  • 4 hours of sunshine per day in March in Swansea Area4
    4 hours of sunshine per day
  • 18 days with some rainfall in March in Swansea Area (Swansea)18
    18 days with some rainfall
  • 3°C minimum night-time temperature in March in Swansea Area (Swansea)3
    3°C min night temperature
  • 162 mm monthly rainfall in March in Swansea Area (Swansea)162
    162 mm of monthly rainfall

On average 162 mm (6.4 inches) of rain normally falls in Swansea Area (Swansea) during March with rain falling on 18 days of the month.

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Swansea Area weather in April

The average maximum daytime temperature in Swansea Area (Swansea) in April is a cool 11°C (52°F), while the average minimum night-time temperature is a cold 4°C (39°F). You can expect on average 6 hours of sunshine a day in Swansea Area (Swansea) during April.

  • 11°C maximum daytime temperature in April in Swansea Area (Swansea)11
    11°C max day temperature
  • 6 hours of sunshine per day in April in Swansea Area6
    6 hours of sunshine per day
  • 15 days with some rainfall in April in Swansea Area (Swansea)15
    15 days with some rainfall
  • 4°C minimum night-time temperature in April in Swansea Area (Swansea)4
    4°C min night temperature
  • 113 mm monthly rainfall in April in Swansea Area (Swansea)113
    113 mm of monthly rainfall

On average 113 mm (4.4 inches) of rain normally falls in Swansea Area (Swansea) during April with rain falling on 15 days of the month.

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Swansea Area weather in May

The average maximum daytime temperature in Swansea Area (Swansea) in May is a comfortable 14°C (57°F), while the average minimum night-time temperature is a cold 7°C (45°F). You can expect on average 7 hours of sunshine a day in Swansea Area (Swansea) during May.

  • 14°C maximum daytime temperature in May in Swansea Area (Swansea)14
    14°C max day temperature
  • 7 hours of sunshine per day in May in Swansea Area7
    7 hours of sunshine per day
  • 14 days with some rainfall in May in Swansea Area (Swansea)14
    14 days with some rainfall
  • 7°C minimum night-time temperature in May in Swansea Area (Swansea)7
    7°C min night temperature
  • 105 mm monthly rainfall in May in Swansea Area (Swansea)105
    105 mm of monthly rainfall

On average 105 mm (4.1 inches) of rain normally falls in Swansea Area (Swansea) during May with rain falling on 14 days of the month.

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Swansea Area weather in June

The average maximum daytime temperature in Swansea Area (Swansea) in June is a comfortable 17°C (63°F), while the average minimum night-time temperature is a cool 9°C (48°F). You can expect on average 7 hours of sunshine a day in Swansea Area (Swansea) during June.

  • 17°C maximum daytime temperature in June in Swansea Area (Swansea)17
    17°C max day temperature
  • 7 hours of sunshine per day in June in Swansea Area7
    7 hours of sunshine per day
  • 15 days with some rainfall in June in Swansea Area (Swansea)15
    15 days with some rainfall
  • 9°C minimum night-time temperature in June in Swansea Area (Swansea)9
    9°C min night temperature
  • 118 mm monthly rainfall in June in Swansea Area (Swansea)118
    118 mm of monthly rainfall

On average 118 mm (4.6 inches) of rain normally falls in Swansea Area (Swansea) during June with rain falling on 15 days of the month.

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Swansea Area weather in July

The average maximum daytime temperature in Swansea Area (Swansea) in July is a comfortable 19°C (66°F), while the average minimum night-time temperature is a cool 12°C (54°F). You can expect on average 6 hours of sunshine a day in Swansea Area (Swansea) during July.

  • 19°C maximum daytime temperature in July in Swansea Area (Swansea)19
    19°C max day temperature
  • 6 hours of sunshine per day in July in Swansea Area6
    6 hours of sunshine per day
  • 14 days with some rainfall in July in Swansea Area (Swansea)14
    14 days with some rainfall
  • 12°C minimum night-time temperature in July in Swansea Area (Swansea)12
    12°C min night temperature
  • 104 mm monthly rainfall in July in Swansea Area (Swansea)104
    104 mm of monthly rainfall

On average 104 mm (4.1 inches) of rain normally falls in Swansea Area (Swansea) during July with rain falling on 14 days of the month.

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Swansea Area weather in August

The average maximum daytime temperature in Swansea Area (Swansea) in August is a comfortable 19°C (66°F), while the average minimum night-time temperature is a cool 12°C (54°F). You can expect on average 6 hours of sunshine a day in Swansea Area (Swansea) during August.

  • 19°C maximum daytime temperature in August in Swansea Area (Swansea)19
    19°C max day temperature
  • 6 hours of sunshine per day in August in Swansea Area6
    6 hours of sunshine per day
  • 16 days with some rainfall in August in Swansea Area (Swansea)16
    16 days with some rainfall
  • 12°C minimum night-time temperature in August in Swansea Area (Swansea)12
    12°C min night temperature
  • 152 mm monthly rainfall in August in Swansea Area (Swansea)152
    152 mm of monthly rainfall

On average 152 mm (6 inches) of rain normally falls in Swansea Area (Swansea) during August with rain falling on 16 days of the month.

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Swansea Area weather in September

The average maximum daytime temperature in Swansea Area (Swansea) in September is a comfortable 16°C (61°F), while the average minimum night-time temperature is a cool 10°C (50°F). You can expect on average 5 hours of sunshine a day in Swansea Area (Swansea) during September.

  • 16°C maximum daytime temperature in September in Swansea Area (Swansea)16
    16°C max day temperature
  • 5 hours of sunshine per day in September in Swansea Area5
    5 hours of sunshine per day
  • 17 days with some rainfall in September in Swansea Area (Swansea)17
    17 days with some rainfall
  • 10°C minimum night-time temperature in September in Swansea Area (Swansea)10
    10°C min night temperature
  • 165 mm monthly rainfall in September in Swansea Area (Swansea)165
    165 mm of monthly rainfall

On average 165 mm (6.5 inches) of rain normally falls in Swansea Area (Swansea) during September with rain falling on 17 days of the month.

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Swansea Area weather in October

The average maximum daytime temperature in Swansea Area (Swansea) in October is a cool 13°C (55°F), while the average minimum night-time temperature is a cold 7°C (45°F). You can expect on average 3 hours of sunshine a day in Swansea Area (Swansea) during October.

  • 13°C maximum daytime temperature in October in Swansea Area (Swansea)13
    13°C max day temperature
  • 3 hours of sunshine per day in October in Swansea Area3
    3 hours of sunshine per day
  • 19 days with some rainfall in October in Swansea Area (Swansea)19
    19 days with some rainfall
  • 7°C minimum night-time temperature in October in Swansea Area (Swansea)7
    7°C min night temperature
  • 200 mm monthly rainfall in October in Swansea Area (Swansea)200
    200 mm of monthly rainfall

On average 200 mm (7.9 inches) of rain normally falls in Swansea Area (Swansea) during October with rain falling on 19 days of the month.

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Swansea Area weather in November

The average maximum daytime temperature in Swansea Area (Swansea) in November is a cool 9°C (48°F), while the average minimum night-time temperature is a cold 4°C (39°F). You can expect on average 2 hours of sunshine a day in Swansea Area (Swansea) during November.

  • 9°C maximum daytime temperature in November in Swansea Area (Swansea)9
    9°C max day temperature
  • 2 hours of sunshine per day in November in Swansea Area2
    2 hours of sunshine per day
  • 20 days with some rainfall in November in Swansea Area (Swansea)20
    20 days with some rainfall
  • 4°C minimum night-time temperature in November in Swansea Area (Swansea)4
    4°C min night temperature
  • 225 mm monthly rainfall in November in Swansea Area (Swansea)225
    225 mm of monthly rainfall

On average 225 mm (8.9 inches) of rain normally falls in Swansea Area (Swansea) during November with rain falling on 20 days of the month.

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Swansea Area weather in December

The average maximum daytime temperature in Swansea Area (Swansea) in December is a cold 7°C (45°F), while the average minimum night-time temperature is a cold 3°C (37°F). You can expect on average 2 hours of sunshine a day in Swansea Area (Swansea) during December.

  • 7°C maximum daytime temperature in December in Swansea Area (Swansea)7
    7°C max day temperature
  • 2 hours of sunshine per day in December in Swansea Area2
    2 hours of sunshine per day
  • 21 days with some rainfall in December in Swansea Area (Swansea)21
    21 days with some rainfall
  • 3°C minimum night-time temperature in December in Swansea Area (Swansea)3
    3°C min night temperature
  • 243 mm monthly rainfall in December in Swansea Area (Swansea)243
    243 mm of monthly rainfall

On average 243 mm (9.6 inches) of rain normally falls in Swansea Area (Swansea) during December with rain falling on 21 days of the month.

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Swansea Area destinations

Browse the destinations below to find a holiday weather guide to help you plan your next holiday to Swansea Area. If you can't find the destination you are looking for, try the destination search.

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