Saint Merryn weather

The Saint Merryn weather guide shows monthly weather averages (including daytime and night-time temperatures, rainfall and hours of sunshine) for holidays in Saint Merryn, Cornwall, England in 2019/2020.

Saint Merryn weather averages

Check the Saint Merryn 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 Saint Merryn, Cornwall, England.

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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Saint Merryn weather by month

Check the weather for Saint Merryn, Cornwall, 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.

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Saint Merryn weather in January

The average maximum daytime temperature in Saint Merryn in January 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 2 hours of sunshine a day in Saint Merryn during January.

  • 8°C maximum daytime temperature in January in Saint Merryn8
    8°C max day temperature
  • 2 hours of sunshine per day in January in Saint Merryn2
    2 hours of sunshine per day
  • 20 days with some rainfall in January in Saint Merryn20
    20 days with some rainfall
  • 3°C minimum night-time temperature in January in Saint Merryn3
    3°C min night temperature
  • 180 mm monthly rainfall in January in Saint Merryn180
    180 mm of monthly rainfall

On average 180 mm (7.1 inches) of rain normally falls in Saint Merryn during January with rain falling on 20 days of the month.

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Saint Merryn weather in February

The average maximum daytime temperature in Saint Merryn in February 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 3 hours of sunshine a day in Saint Merryn during February.

  • 8°C maximum daytime temperature in February in Saint Merryn8
    8°C max day temperature
  • 3 hours of sunshine per day in February in Saint Merryn3
    3 hours of sunshine per day
  • 17 days with some rainfall in February in Saint Merryn17
    17 days with some rainfall
  • 3°C minimum night-time temperature in February in Saint Merryn3
    3°C min night temperature
  • 133 mm monthly rainfall in February in Saint Merryn133
    133 mm of monthly rainfall

On average 133 mm (5.2 inches) of rain normally falls in Saint Merryn during February with rain falling on 17 days of the month.

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Saint Merryn weather in March

The average maximum daytime temperature in Saint Merryn in March 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 4 hours of sunshine a day in Saint Merryn during March.

  • 10°C maximum daytime temperature in March in Saint Merryn10
    10°C max day temperature
  • 4 hours of sunshine per day in March in Saint Merryn4
    4 hours of sunshine per day
  • 18 days with some rainfall in March in Saint Merryn18
    18 days with some rainfall
  • 4°C minimum night-time temperature in March in Saint Merryn4
    4°C min night temperature
  • 125 mm monthly rainfall in March in Saint Merryn125
    125 mm of monthly rainfall

On average 125 mm (4.9 inches) of rain normally falls in Saint Merryn during March with rain falling on 18 days of the month.

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Saint Merryn weather in April

The average maximum daytime temperature in Saint Merryn 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 6 hours of sunshine a day in Saint Merryn during April.

  • 12°C maximum daytime temperature in April in Saint Merryn12
    12°C max day temperature
  • 6 hours of sunshine per day in April in Saint Merryn6
    6 hours of sunshine per day
  • 15 days with some rainfall in April in Saint Merryn15
    15 days with some rainfall
  • 5°C minimum night-time temperature in April in Saint Merryn5
    5°C min night temperature
  • 85 mm monthly rainfall in April in Saint Merryn85
    85 mm of monthly rainfall

On average 85 mm (3.3 inches) of rain normally falls in Saint Merryn during April with rain falling on 15 days of the month.

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Saint Merryn weather in May

The average maximum daytime temperature in Saint Merryn 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 7 hours of sunshine a day in Saint Merryn during May.

  • 15°C maximum daytime temperature in May in Saint Merryn15
    15°C max day temperature
  • 7 hours of sunshine per day in May in Saint Merryn7
    7 hours of sunshine per day
  • 15 days with some rainfall in May in Saint Merryn15
    15 days with some rainfall
  • 7°C minimum night-time temperature in May in Saint Merryn7
    7°C min night temperature
  • 86 mm monthly rainfall in May in Saint Merryn86
    86 mm of monthly rainfall

On average 86 mm (3.4 inches) of rain normally falls in Saint Merryn during May with rain falling on 15 days of the month.

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Saint Merryn weather in June

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

  • 17°C maximum daytime temperature in June in Saint Merryn17
    17°C max day temperature
  • 7 hours of sunshine per day in June in Saint Merryn7
    7 hours of sunshine per day
  • 13 days with some rainfall in June in Saint Merryn13
    13 days with some rainfall
  • 10°C minimum night-time temperature in June in Saint Merryn10
    10°C min night temperature
  • 83 mm monthly rainfall in June in Saint Merryn83
    83 mm of monthly rainfall

On average 83 mm (3.3 inches) of rain normally falls in Saint Merryn during June with rain falling on 13 days of the month.

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Saint Merryn weather in July

The average maximum daytime temperature in Saint Merryn 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 7 hours of sunshine a day in Saint Merryn during July.

  • 19°C maximum daytime temperature in July in Saint Merryn19
    19°C max day temperature
  • 7 hours of sunshine per day in July in Saint Merryn7
    7 hours of sunshine per day
  • 13 days with some rainfall in July in Saint Merryn13
    13 days with some rainfall
  • 12°C minimum night-time temperature in July in Saint Merryn12
    12°C min night temperature
  • 83 mm monthly rainfall in July in Saint Merryn83
    83 mm of monthly rainfall

On average 83 mm (3.3 inches) of rain normally falls in Saint Merryn during July with rain falling on 13 days of the month.

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Saint Merryn weather in August

The average maximum daytime temperature in Saint Merryn 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 Saint Merryn during August.

  • 19°C maximum daytime temperature in August in Saint Merryn19
    19°C max day temperature
  • 6 hours of sunshine per day in August in Saint Merryn6
    6 hours of sunshine per day
  • 14 days with some rainfall in August in Saint Merryn14
    14 days with some rainfall
  • 12°C minimum night-time temperature in August in Saint Merryn12
    12°C min night temperature
  • 110 mm monthly rainfall in August in Saint Merryn110
    110 mm of monthly rainfall

On average 110 mm (4.3 inches) of rain normally falls in Saint Merryn during August with rain falling on 14 days of the month.

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Saint Merryn weather in September

The average maximum daytime temperature in Saint Merryn 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 Saint Merryn during September.

  • 17°C maximum daytime temperature in September in Saint Merryn17
    17°C max day temperature
  • 5 hours of sunshine per day in September in Saint Merryn5
    5 hours of sunshine per day
  • 16 days with some rainfall in September in Saint Merryn16
    16 days with some rainfall
  • 10°C minimum night-time temperature in September in Saint Merryn10
    10°C min night temperature
  • 124 mm monthly rainfall in September in Saint Merryn124
    124 mm of monthly rainfall

On average 124 mm (4.9 inches) of rain normally falls in Saint Merryn during September with rain falling on 16 days of the month.

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Saint Merryn weather in October

The average maximum daytime temperature in Saint Merryn 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 Saint Merryn during October.

  • 14°C maximum daytime temperature in October in Saint Merryn14
    14°C max day temperature
  • 3 hours of sunshine per day in October in Saint Merryn3
    3 hours of sunshine per day
  • 18 days with some rainfall in October in Saint Merryn18
    18 days with some rainfall
  • 8°C minimum night-time temperature in October in Saint Merryn8
    8°C min night temperature
  • 158 mm monthly rainfall in October in Saint Merryn158
    158 mm of monthly rainfall

On average 158 mm (6.2 inches) of rain normally falls in Saint Merryn during October with rain falling on 18 days of the month.

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Saint Merryn weather in November

The average maximum daytime temperature in Saint Merryn in November is a cool 11°C (52°F), while the average minimum night-time temperature is a cold 6°C (43°F). You can expect on average 2 hours of sunshine a day in Saint Merryn during November.

  • 11°C maximum daytime temperature in November in Saint Merryn11
    11°C max day temperature
  • 2 hours of sunshine per day in November in Saint Merryn2
    2 hours of sunshine per day
  • 19 days with some rainfall in November in Saint Merryn19
    19 days with some rainfall
  • 6°C minimum night-time temperature in November in Saint Merryn6
    6°C min night temperature
  • 168 mm monthly rainfall in November in Saint Merryn168
    168 mm of monthly rainfall

On average 168 mm (6.6 inches) of rain normally falls in Saint Merryn during November with rain falling on 19 days of the month.

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Saint Merryn weather in December

The average maximum daytime temperature in Saint Merryn 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 Saint Merryn during December.

  • 9°C maximum daytime temperature in December in Saint Merryn9
    9°C max day temperature
  • 2 hours of sunshine per day in December in Saint Merryn2
    2 hours of sunshine per day
  • 20 days with some rainfall in December in Saint Merryn20
    20 days with some rainfall
  • 4°C minimum night-time temperature in December in Saint Merryn4
    4°C min night temperature
  • 188 mm monthly rainfall in December in Saint Merryn188
    188 mm of monthly rainfall

On average 188 mm (7.4 inches) of rain normally falls in Saint Merryn during December with rain falling on 20 days of the month.

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