Wiltshire weather

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

Wiltshire weather averages

Check the Wiltshire 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 Wiltshire, England. The Wiltshire weather averages shown below are for Swindon.

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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Wiltshire weather by month

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

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Wiltshire weather in January

The average maximum daytime temperature in Wiltshire (Swindon) in January is a cold 6°C (43°F), while the average minimum night-time temperature is a cold 1°C (34°F). You can expect on average 2 hours of sunshine a day in Wiltshire (Swindon) during January.

  • 6°C maximum daytime temperature in January in Wiltshire (Swindon)6
    6°C max day temperature
  • 2 hours of sunshine per day in January in Wiltshire2
    2 hours of sunshine per day
  • 17 days with some rainfall in January in Wiltshire (Swindon)17
    17 days with some rainfall
  • 1°C minimum night-time temperature in January in Wiltshire (Swindon)1
    1°C min night temperature
  • 70 mm monthly rainfall in January in Wiltshire (Swindon)70
    70 mm of monthly rainfall

On average 70 mm (2.8 inches) of rain normally falls in Wiltshire (Swindon) during January with rain falling on 17 days of the month.

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Wiltshire weather in February

The average maximum daytime temperature in Wiltshire (Swindon) in February is a cold 7°C (45°F), while the average minimum night-time temperature is a cold 1°C (34°F). You can expect on average 2 hours of sunshine a day in Wiltshire (Swindon) during February.

  • 7°C maximum daytime temperature in February in Wiltshire (Swindon)7
    7°C max day temperature
  • 2 hours of sunshine per day in February in Wiltshire2
    2 hours of sunshine per day
  • 15 days with some rainfall in February in Wiltshire (Swindon)15
    15 days with some rainfall
  • 1°C minimum night-time temperature in February in Wiltshire (Swindon)1
    1°C min night temperature
  • 50 mm monthly rainfall in February in Wiltshire (Swindon)50
    50 mm of monthly rainfall

On average 50 mm (2 inches) of rain normally falls in Wiltshire (Swindon) during February with rain falling on 15 days of the month.

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Wiltshire weather in March

The average maximum daytime temperature in Wiltshire (Swindon) in March is a cool 9°C (48°F), while the average minimum night-time temperature is a cold 2°C (36°F). You can expect on average 4 hours of sunshine a day in Wiltshire (Swindon) during March.

  • 9°C maximum daytime temperature in March in Wiltshire (Swindon)9
    9°C max day temperature
  • 4 hours of sunshine per day in March in Wiltshire4
    4 hours of sunshine per day
  • 17 days with some rainfall in March in Wiltshire (Swindon)17
    17 days with some rainfall
  • 2°C minimum night-time temperature in March in Wiltshire (Swindon)2
    2°C min night temperature
  • 58 mm monthly rainfall in March in Wiltshire (Swindon)58
    58 mm of monthly rainfall

On average 58 mm (2.3 inches) of rain normally falls in Wiltshire (Swindon) during March with rain falling on 17 days of the month.

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Wiltshire weather in April

The average maximum daytime temperature in Wiltshire (Swindon) in April is a cool 12°C (54°F), while the average minimum night-time temperature is a cold 4°C (39°F). You can expect on average 5 hours of sunshine a day in Wiltshire (Swindon) during April.

  • 12°C maximum daytime temperature in April in Wiltshire (Swindon)12
    12°C max day temperature
  • 5 hours of sunshine per day in April in Wiltshire5
    5 hours of sunshine per day
  • 14 days with some rainfall in April in Wiltshire (Swindon)14
    14 days with some rainfall
  • 4°C minimum night-time temperature in April in Wiltshire (Swindon)4
    4°C min night temperature
  • 51 mm monthly rainfall in April in Wiltshire (Swindon)51
    51 mm of monthly rainfall

On average 51 mm (2 inches) of rain normally falls in Wiltshire (Swindon) during April with rain falling on 14 days of the month.

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Wiltshire weather in May

The average maximum daytime temperature in Wiltshire (Swindon) in May is a comfortable 16°C (61°F), while the average minimum night-time temperature is a cold 7°C (45°F). You can expect on average 6 hours of sunshine a day in Wiltshire (Swindon) during May.

  • 16°C maximum daytime temperature in May in Wiltshire (Swindon)16
    16°C max day temperature
  • 6 hours of sunshine per day in May in Wiltshire6
    6 hours of sunshine per day
  • 14 days with some rainfall in May in Wiltshire (Swindon)14
    14 days with some rainfall
  • 7°C minimum night-time temperature in May in Wiltshire (Swindon)7
    7°C min night temperature
  • 52 mm monthly rainfall in May in Wiltshire (Swindon)52
    52 mm of monthly rainfall

On average 52 mm (2 inches) of rain normally falls in Wiltshire (Swindon) during May with rain falling on 14 days of the month.

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Wiltshire weather in June

The average maximum daytime temperature in Wiltshire (Swindon) in June is a comfortable 19°C (66°F), while the average minimum night-time temperature is a cool 10°C (50°F). You can expect on average 7 hours of sunshine a day in Wiltshire (Swindon) during June.

  • 19°C maximum daytime temperature in June in Wiltshire (Swindon)19
    19°C max day temperature
  • 7 hours of sunshine per day in June in Wiltshire7
    7 hours of sunshine per day
  • 13 days with some rainfall in June in Wiltshire (Swindon)13
    13 days with some rainfall
  • 10°C minimum night-time temperature in June in Wiltshire (Swindon)10
    10°C min night temperature
  • 57 mm monthly rainfall in June in Wiltshire (Swindon)57
    57 mm of monthly rainfall

On average 57 mm (2.2 inches) of rain normally falls in Wiltshire (Swindon) during June with rain falling on 13 days of the month.

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Wiltshire weather in July

The average maximum daytime temperature in Wiltshire (Swindon) in July is a comfortable 21°C (70°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 Wiltshire (Swindon) during July.

  • 21°C maximum daytime temperature in July in Wiltshire (Swindon)21
    21°C max day temperature
  • 6 hours of sunshine per day in July in Wiltshire6
    6 hours of sunshine per day
  • 13 days with some rainfall in July in Wiltshire (Swindon)13
    13 days with some rainfall
  • 12°C minimum night-time temperature in July in Wiltshire (Swindon)12
    12°C min night temperature
  • 47 mm monthly rainfall in July in Wiltshire (Swindon)47
    47 mm of monthly rainfall

On average 47 mm (1.9 inches) of rain normally falls in Wiltshire (Swindon) during July with rain falling on 13 days of the month.

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Wiltshire weather in August

The average maximum daytime temperature in Wiltshire (Swindon) in August is a comfortable 21°C (70°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 Wiltshire (Swindon) during August.

  • 21°C maximum daytime temperature in August in Wiltshire (Swindon)21
    21°C max day temperature
  • 6 hours of sunshine per day in August in Wiltshire6
    6 hours of sunshine per day
  • 13 days with some rainfall in August in Wiltshire (Swindon)13
    13 days with some rainfall
  • 12°C minimum night-time temperature in August in Wiltshire (Swindon)12
    12°C min night temperature
  • 65 mm monthly rainfall in August in Wiltshire (Swindon)65
    65 mm of monthly rainfall

On average 65 mm (2.6 inches) of rain normally falls in Wiltshire (Swindon) during August with rain falling on 13 days of the month.

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Wiltshire weather in September

The average maximum daytime temperature in Wiltshire (Swindon) in September is a comfortable 18°C (64°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 Wiltshire (Swindon) during September.

  • 18°C maximum daytime temperature in September in Wiltshire (Swindon)18
    18°C max day temperature
  • 5 hours of sunshine per day in September in Wiltshire5
    5 hours of sunshine per day
  • 14 days with some rainfall in September in Wiltshire (Swindon)14
    14 days with some rainfall
  • 10°C minimum night-time temperature in September in Wiltshire (Swindon)10
    10°C min night temperature
  • 65 mm monthly rainfall in September in Wiltshire (Swindon)65
    65 mm of monthly rainfall

On average 65 mm (2.6 inches) of rain normally falls in Wiltshire (Swindon) during September with rain falling on 14 days of the month.

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Wiltshire weather in October

The average maximum daytime temperature in Wiltshire (Swindon) in October 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 3 hours of sunshine a day in Wiltshire (Swindon) during October.

  • 14°C maximum daytime temperature in October in Wiltshire (Swindon)14
    14°C max day temperature
  • 3 hours of sunshine per day in October in Wiltshire3
    3 hours of sunshine per day
  • 16 days with some rainfall in October in Wiltshire (Swindon)16
    16 days with some rainfall
  • 7°C minimum night-time temperature in October in Wiltshire (Swindon)7
    7°C min night temperature
  • 72 mm monthly rainfall in October in Wiltshire (Swindon)72
    72 mm of monthly rainfall

On average 72 mm (2.8 inches) of rain normally falls in Wiltshire (Swindon) during October with rain falling on 16 days of the month.

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Wiltshire weather in November

The average maximum daytime temperature in Wiltshire (Swindon) in November is a cool 10°C (50°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 Wiltshire (Swindon) during November.

  • 10°C maximum daytime temperature in November in Wiltshire (Swindon)10
    10°C max day temperature
  • 2 hours of sunshine per day in November in Wiltshire2
    2 hours of sunshine per day
  • 17 days with some rainfall in November in Wiltshire (Swindon)17
    17 days with some rainfall
  • 4°C minimum night-time temperature in November in Wiltshire (Swindon)4
    4°C min night temperature
  • 66 mm monthly rainfall in November in Wiltshire (Swindon)66
    66 mm of monthly rainfall

On average 66 mm (2.6 inches) of rain normally falls in Wiltshire (Swindon) during November with rain falling on 17 days of the month.

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Wiltshire weather in December

The average maximum daytime temperature in Wiltshire (Swindon) in December is a cold 7°C (45°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 Wiltshire (Swindon) during December.

  • 7°C maximum daytime temperature in December in Wiltshire (Swindon)7
    7°C max day temperature
  • 2 hours of sunshine per day in December in Wiltshire2
    2 hours of sunshine per day
  • 18 days with some rainfall in December in Wiltshire (Swindon)18
    18 days with some rainfall
  • 2°C minimum night-time temperature in December in Wiltshire (Swindon)2
    2°C min night temperature
  • 77 mm monthly rainfall in December in Wiltshire (Swindon)77
    77 mm of monthly rainfall

On average 77 mm (3 inches) of rain normally falls in Wiltshire (Swindon) during December with rain falling on 18 days of the month.

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Wiltshire destinations

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

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