Bath (ME) monthly weather averages

Average daytime temperature

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

Bath average temperature chart (Celsius) Bath average temperature chart (Fahrenheit)
Average monthly temperatures in Bath (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C -0.8 0.7 5.4 11.7 17.8 22.9 26 25.3 21 15.2 8.6 1.6
°F 30.6 33.2 41.6 53 64.1 73.2 78.9 77.5 69.8 59.3 47.4 34.8

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.

Bath monthly rainfall chart (mm) Bath monthly rainfall chart (inches)
Average monthly rainfall in Bath (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 94 88 103 102 94 85 76 84 80 98 125 117
inches 3.7 3.5 4.1 4 3.7 3.4 3 3.3 3.2 3.8 4.9 4.6
Rainy days 11 10 12 12 12 12 10 10 9 10 12 13

Average annual rainfall in Bath: 1119.667mm (440.8 inches)

Average daily sunshine

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

Bath average daily sunshine chart
Average daily sunshine Bath
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 5.1 5.9 6.5 7.1 8 8.7 9.1 8.7 7.6 6.3 4.6 4.4

Day / night temperatures

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

Bath average minimum / maximum temperatures (Celsius) Bath average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Bath (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -11.9 -10.8 -4.8 1.1 6.5 11.7 15.1 14.5 10 4.4 -0.6 -8.2
Max °C -0.5 0.9 5.6 12 18.1 23.2 26.3 25.6 21.3 15.5 8.8 1.8
Min °F 10.6 12.7 23.4 33.9 43.7 53 59.2 58 49.9 39.8 30.9 17.2
Max °F 20.8 23.2 32.7 43.7 54.1 63.3 69.3 68 60.1 49.8 39.4 26.2

Sea temperature

The graph below shows the average sea temperature.

Bath average sea temperature chart (Celsius) Bath average sea temperature chart (Fahrenheit)
Average sea temperature around Bath in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 5.2 3.8 3.3 4.7 8 12.1 15.7 16.6 14.8 11.8 9.2 7.1
°F 41.3 38.8 38 40.5 46.4 53.9 60.2 61.9 58.7 53.3 48.5 44.7

Wind speed

The graph below shows the average wind speed.

Bath average winspeed by month (km/h) Bath average winspeed by month (mph)
Average wind speed in Bath (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 16 16 17 17 15 14 13 12 13 14 15 15
mph 10 10 11 10 9 9 8 8 8 9 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.

Bath relative humidity averages
Average relative humidity in Bath
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
69% 67% 67% 68% 71% 75% 76% 77% 78% 75% 75% 72%