Chelsea (VT) monthly weather averages

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at Chelsea

Chelsea average temperature chart (Celsius) Chelsea average temperature chart (Fahrenheit)
Average monthly temperatures in Chelsea (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C -3.9 -2 3.3 10.1 18 22.5 25.1 23.6 19 12.7 5.3 -1.8
°F 25 28.3 37.9 50.3 64.3 72.4 77.2 74.5 66.3 54.9 41.6 28.7

Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.

Average rainfall & rainy days

The graph below shows the average rainfall and number of rainy days per month.

Chelsea monthly rainfall chart (mm) Chelsea monthly rainfall chart (inches)
Average monthly rainfall in Chelsea (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 73 68 78 82 94 92 95 104 90 88 98 88
inches 2.9 2.7 3.1 3.2 3.7 3.6 3.7 4.1 3.5 3.4 3.8 3.5
Rainy days 14 12 13 13 14 13 12 13 11 12 15 15

Average annual rainfall in Chelsea: 1020.7mm (401.9 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Chelsea

Chelsea average daily sunshine chart
Average daily sunshine Chelsea
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 4.6 5.6 6.2 7.1 8.2 9 9.6 8.3 6.9 5.6 3.6 3.6

Day / night temperatures

The graph below shows the daily range of temperatures for each month.

Chelsea average minimum / maximum temperatures (Celsius) Chelsea average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Chelsea (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -16.8 -15.7 -9 -2.5 3.7 8.6 11.4 10.3 5.9 0.1 -4.4 -12.5
Max °C -3.6 -1.7 3.6 10.5 18.3 22.8 25.5 24 19.4 13.1 5.6 -1.6
Min °F 1.8 3.7 15.8 27.6 38.7 47.5 52.4 50.5 42.5 32.3 24.2 9.6
Max °F 13.6 16.3 27.1 39.2 51.8 60.3 65.1 62.8 54.7 43.9 33.1 19.4

Sea temperature

The graph below shows the average sea temperature.

Chelsea average sea temperature chart (Celsius) Chelsea average sea temperature chart (Fahrenheit)
Average sea temperature around Chelsea in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 4.9 3.5 3.2 4.6 8.1 13.1 17.6 18.9 16.9 13.2 9.7 7
°F 40.8 38.3 37.8 40.3 46.5 55.6 63.7 66 62.4 55.7 49.5 44.5

Wind speed

The graph below shows the average wind speed.

Chelsea average winspeed by month (km/h) Chelsea average winspeed by month (mph)
Average wind speed in Chelsea (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 14 14 15 15 14 13 12 11 12 13 14 14
mph 9 9 9 9 9 8 7 7 7 8 9 9

A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.

Relative humidity

The graph below shows the average relative humidity.

Chelsea relative humidity averages
Average relative humidity in Chelsea
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
70% 68% 66% 62% 65% 71% 73% 76% 77% 74% 75% 75%