Fairhaven (MA) monthly weather averages

Average daytime temperature

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

Fairhaven average temperature chart (Celsius) Fairhaven average temperature chart (Fahrenheit)
Average monthly temperatures in Fairhaven (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 2.9 3.6 7.7 13 18.6 23.7 26.9 26.5 22.6 17.3 11.4 5.4
°F 37.1 38.4 45.9 55.4 65.4 74.6 80.5 79.7 72.7 63.1 52.5 41.7

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.

Fairhaven monthly rainfall chart (mm) Fairhaven monthly rainfall chart (inches)
Average monthly rainfall in Fairhaven (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 105 98 107 104 91 83 76 107 87 87 116 119
inches 4.1 3.9 4.2 4.1 3.6 3.3 3 4.2 3.4 3.4 4.6 4.7
Rainy days 11 10 12 11 11 11 9 10 8 9 11 12

Average annual rainfall in Fairhaven: 1150.566mm (453 inches)

Average daily sunshine

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

Fairhaven average daily sunshine chart
Average daily sunshine Fairhaven
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 5.9 6.7 7.6 8.2 8.9 9.6 9.5 8.8 8.2 7.4 5.5 5.2

Day / night temperatures

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

Fairhaven average minimum / maximum temperatures (Celsius) Fairhaven average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Fairhaven (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -5.1 -4.6 -0.1 4.4 9.6 14.7 18.5 18.1 14 8.5 3.7 -2.4
Max °C 3.1 3.8 7.9 13.2 18.8 23.9 27.2 26.7 22.8 17.5 11.6 5.6
Min °F 22.9 23.8 31.8 39.9 49.3 58.5 65.2 64.6 57.2 47.3 38.6 27.8
Max °F 30.2 31.3 39 47.8 57.6 66.7 73 72.3 65.1 55.4 45.7 34.9

Sea temperature

The graph below shows the average sea temperature.

Fairhaven average sea temperature chart (Celsius) Fairhaven average sea temperature chart (Fahrenheit)
Average sea temperature around Fairhaven in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 5.8 4.1 3.9 5.5 9.2 14.1 18.8 20.3 18.4 14.8 11.2 8.3
°F 42.4 39.4 39 41.9 48.6 57.4 65.8 68.6 65.2 58.7 52.1 46.9

Wind speed

The graph below shows the average wind speed.

Fairhaven average winspeed by month (km/h) Fairhaven average winspeed by month (mph)
Average wind speed in Fairhaven (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 19 20 20 20 18 16 16 15 16 16 18 19
mph 12 12 13 12 11 10 10 9 10 10 11 12

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.

Fairhaven relative humidity averages
Average relative humidity in Fairhaven
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
65% 64% 64% 63% 69% 71% 72% 74% 74% 71% 69% 67%