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Average climate of Glastonbury

The climate of Glastonbury has an average yearly temperature of 16°C. Throughout the year, the average monthly temperature can drop to 9°C and rise to 22°C.

Annually, about 729 mm of rain falls. This gives a good overview of how much rain to expect in Glastonbury. Additionally, about 1,7 cm of snow falls each year.

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

Temperature 9 to 22°C
Rain 729 mm
Snow 1,7 cm
  • Average yearly temperature: 16°C
  • Highest temperature: 22°C in July and August
  • Lowest temperature: 9°C in January
  • Precipitation: 729 mm per year, averaging 61 mm per month
  • Driest months: 35 mm in April, 45 mm in July and September
  • Wettest months: 81 mm in October, 79 mm in November and 79 mm in December
  • Snowfall: 1,7 cm per year

Climate table Glastonbury

The climate table for Glastonbury 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 10 11 14 17 21 22 22 20 16 12 10
Nighttime temperature (°C) 3 4 4 5 8 12 13 13 11 9 6 5
Precipitation (mm) 73 60 73 35 51 56 45 52 45 81 79 79
Snowfall (cm) 0,2 0,1 1,3 0 0 0 0 0 0 0 0 0,1
UV Index 2 3 4 5 7 7 7 6 5 3 2 1
Best month No No No No No Yes Yes Yes Yes No No No

Temperature per month in Glastonbury

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

Temperature per month in Glastonbury, England

Precipitation per month in Glastonbury

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

Precipitation per month in Glastonbury, England

Snowfall per month in Glastonbury

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

Snowfall per month in Glastonbury, England

UV index per month in Glastonbury

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

UV index per month in Glastonbury, England

Yearly temperature in Glastonbury

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

Yearly temperature in Glastonbury, England

Yearly total precipitation in Glastonbury

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

Precipitation per year in Glastonbury, England

Yearly snowfall in Glastonbury

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

Snowfall per year in Glastonbury, England

Weather experiences in Glastonbury

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Average weather in Glastonbury per month

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