Seaton weather

The Seaton weather guide shows monthly weather averages (including daytime and night-time temperatures, rainfall and hours of sunshine) for holidays in Seaton, Devon, England in 2026/2027.

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Seaton weather averages

Check the Seaton 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 Seaton, Devon, England.

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Seaton weather by month

Check the weather for Seaton, Devon, England for a particular month by selecting from the list below. This gives the best indication of what to expect from the weather months in advance.

• January
• February
• March
• April
• May
• June
• July
• August
• September
• October
• November
• December

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Seaton weather in January

The average maximum daytime temperature in Seaton in January is a cool 8°C (46°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 Seaton during January.

• 8
  8°C max day temperature
• 2
  2 hours of sunshine per day
• 18
  18 days with some rainfall
• 2
  2°C min night temperature
• 112
  112 mm of monthly rainfall

On average 112 mm (4.4 inches) of rain normally falls in Seaton during January with rain falling on 18 days of the month.

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Seaton weather in February

The average maximum daytime temperature in Seaton in February is a cool 8°C (46°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 Seaton during February.

• 8
  8°C max day temperature
• 3
  3 hours of sunshine per day
• 15
  15 days with some rainfall
• 2
  2°C min night temperature
• 88
  88 mm of monthly rainfall

On average 88 mm (3.5 inches) of rain normally falls in Seaton during February with rain falling on 15 days of the month.

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Seaton weather in March

The average maximum daytime temperature in Seaton in March is a cool 10°C (50°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 Seaton during March.

• 10
  10°C max day temperature
• 4
  4 hours of sunshine per day
• 16
  16 days with some rainfall
• 3
  3°C min night temperature
• 78
  78 mm of monthly rainfall

On average 78 mm (3.1 inches) of rain normally falls in Seaton during March with rain falling on 16 days of the month.

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Seaton weather in April

The average maximum daytime temperature in Seaton in April is a cool 12°C (54°F), while the average minimum night-time temperature is a cold 5°C (41°F). You can expect on average 5 hours of sunshine a day in Seaton during April.

• 12
  12°C max day temperature
• 5
  5 hours of sunshine per day
• 13
  13 days with some rainfall
• 5
  5°C min night temperature
• 64
  64 mm of monthly rainfall

On average 64 mm (2.5 inches) of rain normally falls in Seaton during April with rain falling on 13 days of the month.

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Seaton weather in May

The average maximum daytime temperature in Seaton in May is a comfortable 15°C (59°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 Seaton during May.

• 15
  15°C max day temperature
• 6
  6 hours of sunshine per day
• 13
  13 days with some rainfall
• 7
  7°C min night temperature
• 62
  62 mm of monthly rainfall

On average 62 mm (2.4 inches) of rain normally falls in Seaton during May with rain falling on 13 days of the month.

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Seaton weather in June

The average maximum daytime temperature in Seaton in June 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 7 hours of sunshine a day in Seaton during June.

• 18
  18°C max day temperature
• 7
  7 hours of sunshine per day
• 11
  11 days with some rainfall
• 10
  10°C min night temperature
• 56
  56 mm of monthly rainfall

On average 56 mm (2.2 inches) of rain normally falls in Seaton during June with rain falling on 11 days of the month.

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Seaton weather in July

The average maximum daytime temperature in Seaton in July is a comfortable 20°C (68°F), while the average minimum night-time temperature is a cool 12°C (54°F). You can expect on average 7 hours of sunshine a day in Seaton during July.

• 20
  20°C max day temperature
• 7
  7 hours of sunshine per day
• 11
  11 days with some rainfall
• 12
  12°C min night temperature
• 48
  48 mm of monthly rainfall

On average 48 mm (1.9 inches) of rain normally falls in Seaton during July with rain falling on 11 days of the month.

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Seaton weather in August

The average maximum daytime temperature in Seaton in August is a comfortable 20°C (68°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 Seaton during August.

• 20
  20°C max day temperature
• 6
  6 hours of sunshine per day
• 12
  12 days with some rainfall
• 12
  12°C min night temperature
• 67
  67 mm of monthly rainfall

On average 67 mm (2.6 inches) of rain normally falls in Seaton during August with rain falling on 12 days of the month.

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Seaton weather in September

The average maximum daytime temperature in Seaton in September is a comfortable 17°C (63°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 Seaton during September.

• 17
  17°C max day temperature
• 5
  5 hours of sunshine per day
• 13
  13 days with some rainfall
• 10
  10°C min night temperature
• 72
  72 mm of monthly rainfall

On average 72 mm (2.8 inches) of rain normally falls in Seaton during September with rain falling on 13 days of the month.

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Seaton weather in October

The average maximum daytime temperature in Seaton in October is a comfortable 14°C (57°F), while the average minimum night-time temperature is a cool 8°C (46°F). You can expect on average 3 hours of sunshine a day in Seaton during October.

• 14
  14°C max day temperature
• 3
  3 hours of sunshine per day
• 16
  16 days with some rainfall
• 8
  8°C min night temperature
• 96
  96 mm of monthly rainfall

On average 96 mm (3.8 inches) of rain normally falls in Seaton during October with rain falling on 16 days of the month.

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Seaton weather in November

The average maximum daytime temperature in Seaton in November is a cool 11°C (52°F), while the average minimum night-time temperature is a cold 5°C (41°F). You can expect on average 2 hours of sunshine a day in Seaton during November.

• 11
  11°C max day temperature
• 2
  2 hours of sunshine per day
• 17
  17 days with some rainfall
• 5
  5°C min night temperature
• 95
  95 mm of monthly rainfall

On average 95 mm (3.7 inches) of rain normally falls in Seaton during November with rain falling on 17 days of the month.

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Seaton weather in December

The average maximum daytime temperature in Seaton in December 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 Seaton during December.

• 9
  9°C max day temperature
• 2
  2 hours of sunshine per day
• 18
  18 days with some rainfall
• 4
  4°C min night temperature
• 116
  116 mm of monthly rainfall

On average 116 mm (4.6 inches) of rain normally falls in Seaton during December with rain falling on 18 days of the month.

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