Climate of Cornwall
Cornwall has a continental climate. It is warm in the summer and cold in the winter. The average annual temperature for Cornwall is 11° degrees and there is about 623 mm of rain in a year. It is dry for 136 days a year with an average humidity of 81% and an UV-index of 3.
Climate averages for the whole year
- Day: the average daily temperature during the day is between -5°C and 26°C
- Night:the average nighttime temperature is between -11°C and 13°C
- Rain: it rains 159 days and there is a total of approximately 625 mm rainfall
- Snow: it snows an average of 80 days per year
- Sun hours: throughout the year there are 2368 sun hours
Maximum temperature: | between -5°C and 26°C |
Warmest month: | 26°C in July |
Coldest month: | -5°C in January |
Night temperature: | between -11°C and 13°C |
Dry days: | 126 days |
Days with rain: | 159 days |
Days with snow: | 80 days |
Total rain sum: | 625 mm |
Hours of sunshine: | 2368 hours |
Temperature graph
This graph shows the average maximum temperature (red) and minimum temperature (blue) for Cornwall.
Precipitation graph
This graph shows the average amount of rainfall per month for Cornwall.
Climate table of Cornwall
In this climate table you can see at a glance what the average weather per month is for Cornwall. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Cornwall might be like in a given month.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Day temp. (°C) | -5 | -3 | 2 | 10 | 19 | 22 | 26 | 25 | 21 | 13 | 6 | -1 |
Night temp. (°C) | -11 | -10 | -6 | 0 | 7 | 10 | 13 | 13 | 9 | 4 | -1 | -7 |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
Precipitation (mm) | 49 | 47 | 54 | 52 | 55 | 67 | 50 | 53 | 39 | 56 | 49 | 54 |
Days with rain | 8 | 8 | 12 | 16 | 16 | 17 | 17 | 16 | 10 | 16 | 12 | 11 |
Days with snow | 19 | 18 | 15 | 5 | - | - | - | - | - | 1 | 7 | 15 |
Dry days | 4 | 2 | 4 | 9 | 15 | 13 | 14 | 15 | 20 | 14 | 11 | 5 |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
Sun hours per day | 3 | 3 | 5 | 7 | 8 | 9 | 10 | 10 | 9 | 5 | 5 | 3 |
Wind force (Bft) | 2 | 2 | 2 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
UV-index | 1 | 1 | 2 | 3 | 5 | 5 | 5 | 5 | 3 | 2 | 2 | 2 |
Best time to visit Cornwall
The best time to visit Cornwall in the state of Vermont is from May through September. In this period you have a pleasant temperature and little precipitation. The highest average temperature in Cornwall is 26°C in July and the lowest is -5°C in January.
Climate of Cornwall by month
What is the average climate in a given month for Cornwall? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.
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