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Average climate of Boscastle

The climate of Boscastle has an average yearly temperature of 15°C. Throughout the year, the average monthly temperature can drop to 9°C and rise to 20°C.

Annually, about 1208 mm of rain falls. This gives a good overview of how much rain to expect in Boscastle. Additionally, about 1,4 cm of snow falls each year.

The best time to visit Boscastle is June, July and September. During this period, you will experience pleasant temperatures and not too much rain, making it ideal to visit Boscastle.

Temperature 9 to 20°C
Rain 1208 mm
Snow 1,4 cm
  • Average yearly temperature: 15°C
  • Highest temperature: 20°C in July
  • Lowest temperature: 9°C in January and February
  • Precipitation: 1208 mm per year, averaging 101 mm per month
  • Driest months: 50 mm in April, 67 mm in July and 74 mm in June
  • Wettest months: 148 mm in December, 146 mm in November and 133 mm in January
  • Snowfall: 1,4 cm per year

Climate table Boscastle

The climate table for Boscastle shows the average temperatures, precipitation, snowfall, and UV index per month.

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daytime temperature (°C) 9 9 11 13 15 19 20 19 18 15 12 10
Nighttime temperature (°C) 5 4 5 6 9 12 14 13 12 10 7 6
Precipitation (mm) 133 99 93 50 90 74 67 98 90 120 146 148
Snowfall (cm) 0,3 0,4 0,4 0 0 0 0 0 0 0 0,1 0,2
UV Index 1 2 4 6 6 6 6 5 4 3 2 1
Best month No No No No No Yes Yes No Yes No No No

Temperature per month in Boscastle

This graph shows the average high temperatures in degrees Celsius for each month in Boscastle, England

Temperature per month in Boscastle, England

Precipitation per month in Boscastle

This graph shows the average monthly precipitation in millimeters in Boscastle, England.

Precipitation per month in Boscastle, England

Snowfall per month in Boscastle

This graph shows the average snowfall in centimeters per month in Boscastle, England.

Snowfall per month in Boscastle, England

UV index per month in Boscastle

This graph shows the average UV index per month in Boscastle, England.

UV index per month in Boscastle, England

Yearly temperature in Boscastle

This graph shows the average yearly temperature in Boscastle, England, measured in degrees Celsius.

Yearly temperature in Boscastle, England

Yearly total precipitation in Boscastle

This graph shows the average yearly precipitation in millimeters in Boscastle, England.

Precipitation per year in Boscastle, England

Yearly snowfall in Boscastle

This graph shows the average yearly snowfall in Boscastle, England, measured in centimeters.

Snowfall per year in Boscastle, England

Weather experiences in Boscastle

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Average weather in Boscastle per month

Click on a month below to see in detail how the weather typically is in Boscastle and what to expect. Based on the historical weather data of Boscastle, you can view the average temperature, precipitation, wind, and UV index for each day of the month.