Borgarnes monthly weather averages

Average daytime temperature

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

Borgarnes average temperature chart (Celsius) Borgarnes average temperature chart (Fahrenheit)
Average monthly temperatures in Borgarnes (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C -0.4 0.2 0.5 3.3 7.3 10.3 12 11.4 8 4.5 1.1 -0.1
°F 31.2 32.3 32.9 38 45.1 50.5 53.5 52.5 46.4 40.2 34 31.8

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.

Borgarnes monthly rainfall chart (mm) Borgarnes monthly rainfall chart (inches)
Average monthly rainfall in Borgarnes (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 86 82 83 63 47 57 60 70 74 100 86 89
inches 3.4 3.2 3.3 2.5 1.8 2.2 2.4 2.8 2.9 3.9 3.4 3.5
Rainy days 18 16 19 17 14 16 16 17 17 19 17 19

Average daily sunshine

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

Borgarnes average daily sunshine chart
Average daily sunshine Borgarnes
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 0.7 1.5 3 4.5 3 0 3.1 5.3 3.9 2.5 1.3 0.5

Day / night temperatures

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

Borgarnes average minimum / maximum temperatures (Celsius) Borgarnes average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Borgarnes (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -5.5 -4.7 -4.6 -2.1 1.4 4.6 6.3 5.9 2.9 -0.1 -3.6 -5.2
Max °C -0.3 0.3 0.6 3.5 7.5 10.4 12.1 11.6 8.2 4.7 1.2 0
Min °F 22.1 23.5 23.7 28.3 34.4 40.3 43.3 42.5 37.1 31.9 25.5 22.6
Max °F 26.8 28 28.4 33.3 39.9 45.5 48.6 47.7 41.9 36.1 29.8 27.3

Sea temperature

The graph below shows the average sea temperature.

Borgarnes average sea temperature chart (Celsius) Borgarnes average sea temperature chart (Fahrenheit)
Average sea temperature around Borgarnes in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 5.7 5.4 5.2 5.3 6.4 8.3 9.9 10.4 9.4 8 6.9 6.3
°F 42.3 41.7 41.4 41.6 43.6 47 49.8 50.7 48.8 46.4 44.5 43.3

Wind speed

The graph below shows the average wind speed.

Borgarnes average winspeed by month (km/h) Borgarnes average winspeed by month (mph)
Average wind speed in Borgarnes (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 21 22 21 19 17 16 15 16 17 19 20 21
mph 13 14 13 12 11 10 9 10 11 12 12 13

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.

Borgarnes relative humidity averages
Average relative humidity in Borgarnes
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
80% 81% 80% 80% 79% 81% 82% 82% 81% 82% 81% 80%

Other monthly averages

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Borgarnes weather stats

Borgarnes weather statistics
Hottest month: July 12°C 53.6°F
Driest month: May 47mm 1.9ins
Sunniest month: May 3hrs
Coldest month: January -0.4°C 31.3°F
Wettest month: October 100mm 3.9ins
Warmest sea: August 10.4°C 50.7°F
Map showing location of Borgarnes (64.53834, -21.92064)

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