Basel monthly weather averages

Average daytime temperature

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

Basel average temperature chart (Celsius) Basel average temperature chart (Fahrenheit)
Average monthly temperatures in Basel (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 3 5.3 9.3 14.3 18.1 21.8 23.9 22.8 20 14.5 8.2 3.4
°F 37.3 41.6 48.7 57.7 64.6 71.2 75.1 73.1 68 58 46.8 38.1

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.

Basel monthly rainfall chart (mm) Basel monthly rainfall chart (inches)
Average monthly rainfall in Basel (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 49 48 49 63 79 98 82 107 64 49 72 49
inches 1.9 1.9 1.9 2.5 3.1 3.9 3.2 4.2 2.5 1.9 2.8 1.9
Rainy days 15 14 15 16 17 16 14 15 12 13 15 15

Average annual rainfall in Basel: 864.566mm (340.4 inches)

Average daily sunshine

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

Basel average daily sunshine chart
Average daily sunshine Basel
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 1.8 3.2 4.4 5.6 6.4 7.3 8.3 7.4 6.1 4 2.4 1.8

Day / night temperatures

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

Basel average minimum / maximum temperatures (Celsius) Basel average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Basel (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -2.5 -1.1 0.9 4.7 8.3 11.8 13.2 12.5 10.4 6.6 2.1 -1.9
Max °C 3.1 5.5 9.5 14.5 18.4 22.1 24.2 23.1 20.3 14.7 8.4 3.5
Min °F 27.5 30 33.6 40.5 46.9 53.2 55.8 54.5 50.6 43.8 35.7 28.6
Max °F 32.5 36 41.4 49.3 55.9 62.4 65.7 64 59.5 51.1 41.4 33.4

Sea temperature

The graph below shows the average sea temperature.

Basel average sea temperature chart (Celsius) Basel average sea temperature chart (Fahrenheit)
Average sea temperature around Basel in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 10 9 9.4 11.5 15.1 18.8 21.4 22.3 20.5 17.6 14.6 11.9
°F 50 48.2 48.9 52.7 59.2 65.9 70.6 72.2 68.9 63.7 58.2 53.5

Wind speed

The graph below shows the average wind speed.

Basel average winspeed by month (km/h) Basel average winspeed by month (mph)
Average wind speed in Basel (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 8 9 9 9 8 8 7 7 7 7 8 8
mph 5 5 6 5 5 5 4 4 4 4 5 5

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.

Basel relative humidity averages
Average relative humidity in Basel
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
87% 81% 73% 69% 71% 72% 70% 73% 77% 82% 84% 85%

Other monthly averages

UV index Best time to go?

Basel weather stats

Basel weather statistics
Hottest month: July 23.9°C 75°F
Driest month: February 48mm 1.9ins
Sunniest month: July 8.3hrs
Coldest month: January 3°C 37.4°F
Wettest month: August 107mm 4.2ins
Warmest sea: August 22.3°C 72.1°F
Map showing location of Basel (47.5584, 7.57327) Basel map pin © Google

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