Bromma monthly weather averages

Contents

Average daytime temperature

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

Bromma average temperature chart (Celsius) Bromma average temperature chart (Fahrenheit)
Average monthly temperatures in Bromma (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C -1 -0.8 2.9 8.6 15.6 20.6 21.6 20.2 15.1 9.9 4.2 0.7
°F 30.3 30.5 37.3 47.5 60 69 70.8 68.4 59.2 49.8 39.6 33.3

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.

Bromma monthly rainfall chart (mm) Bromma monthly rainfall chart (inches)
Average monthly rainfall in Bromma (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 37 27 25 30 31 44 70 63 54 50 52 44
inches 1.4 1 1 1.2 1.2 1.7 2.7 2.5 2.1 2 2.1 1.7
Rainy days 18 14 12 11 10 11 14 13 15 14 17 18

Average annual rainfall in Bromma: 602.534mm (237.2 inches)

Average daily sunshine

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

Bromma average daily sunshine chart
Average daily sunshine Bromma
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 0.8 1.7 3.6 5.6 8.6 9.8 8.7 7.3 4.9 3.1 1.6 0.8

Day / night temperatures

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

Bromma average minimum / maximum temperatures (Celsius) Bromma average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Bromma (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -5.8 -6.1 -3.3 0.6 5.6 10.6 12.6 12 8.3 4.6 0.1 -4.1
Max °C -0.9 -0.7 3.1 8.8 15.8 20.8 21.8 20.5 15.3 10 4.4 0.9
Min °F 21.7 21 26.1 33.1 42.1 51.1 54.7 53.5 46.9 40.3 32.1 24.7
Max °F 26.1 25.9 31.8 40.5 51.3 60.3 63 61.2 53.2 45.1 36 29.1

Sea temperature

The graph below shows the average sea temperature.

Bromma average sea temperature chart (Celsius) Bromma average sea temperature chart (Fahrenheit)
Average sea temperature around Bromma in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 2.6 1.7 1.7 2.6 5.4 10.7 15.8 16.9 13.7 9.7 6.4 4.2
°F 36.7 35 35 36.6 41.8 51.2 60.5 62.4 56.7 49.5 43.5 39.5

Wind speed

The graph below shows the average wind speed.

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

Bromma relative humidity averages
Average relative humidity in Bromma
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
96% 93% 81% 72% 66% 66% 70% 73% 79% 84% 90% 94%

Other monthly averages

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Beta

Current (hourly) weather 15 day forecast

Bromma weather stats

Bromma weather statistics
Hottest month: July 21.6°C 70.9°F
Driest month: March 25mm 1ins
Sunniest month: June 9.8hrs
Coldest month: February -0.8°C 30.6°F
Wettest month: July 70mm 2.8ins
Warmest sea: August 16.9°C 62.4°F
Map showing location of Bromma (59.34, 17.94) Bromma map pin © Google

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