Arnö monthly weather averages

Average daytime temperature

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

Arnö average temperature chart (Celsius) Arnö average temperature chart (Fahrenheit)
Average monthly temperatures in Arnö (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C -1 -1.5 1.6 6 12 17.4 19.3 18.4 14.1 9.4 4.3 0.9
°F 30.3 29.4 34.8 42.7 53.5 63.3 66.7 65.1 57.4 48.9 39.8 33.7

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.

Arnö monthly rainfall chart (mm) Arnö monthly rainfall chart (inches)
Average monthly rainfall in Arnö (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 35 26 25 29 28 36 57 64 55 47 53 40
inches 1.4 1 1 1.1 1.1 1.4 2.2 2.5 2.1 1.8 2.1 1.6
Rainy days 17 13 12 11 9 10 12 13 14 14 17 17

Average annual rainfall in Arnö: 572.666mm (225.5 inches)

Average daily sunshine

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

Arnö average daily sunshine chart
Average daily sunshine Arnö
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 0.7 1.7 3.5 5.6 8.7 10.2 8.9 7.1 4.7 3 1.5 0.7

Day / night temperatures

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

Arnö average minimum / maximum temperatures (Celsius) Arnö average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Arnö (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -5.4 -6.5 -3.9 -0.1 4.7 9.9 12.8 12.5 9 5.1 0.6 -3.3
Max °C -0.9 -1.4 1.7 6.1 12.2 17.6 19.5 18.6 14.3 9.5 4.4 1.1
Min °F 22.4 20.4 25 31.8 40.4 49.7 55 54.4 48.1 41.2 33.1 26.2
Max °F 26.4 25 30 37.4 47.1 56.7 61 59.9 52.9 45.1 36.5 30

Sea temperature

The graph below shows the average sea temperature.

Arnö average sea temperature chart (Celsius) Arnö average sea temperature chart (Fahrenheit)
Average sea temperature around Arnö in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 2.4 1.4 1.5 2.3 5.2 10.3 15.5 16.7 13.5 9.4 6.2 4
°F 36.4 34.6 34.6 36.2 41.3 50.5 60 62 56.3 48.9 43.1 39.1

Wind speed

The graph below shows the average wind speed.

Arnö average winspeed by month (km/h) Arnö average winspeed by month (mph)
Average wind speed in Arnö (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 24 22 21 19 19 18 18 18 21 22 24 25
mph 15 14 13 12 12 11 11 11 13 14 15 15

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.

Arnö relative humidity averages
Average relative humidity in Arnö
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
93% 93% 86% 79% 73% 72% 74% 77% 82% 83% 89% 90%

Other monthly averages

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Arnö weather stats

Arnö weather statistics
Hottest month: July 19.3°C 66.7°F
Driest month: March 25mm 1ins
Sunniest month: June 10.2hrs
Coldest month: February -1.5°C 29.3°F
Wettest month: August 64mm 2.5ins
Warmest sea: August 16.7°C 62.1°F
Map showing location of Arnö (60.11667, 18.63333) Arnö map pin © Google

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