Siljan monthly weather averages

Average daytime temperature

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

Siljan average temperature chart (Celsius) Siljan average temperature chart (Fahrenheit)
Average monthly temperatures in Siljan (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C -3 -2.3 2 6.6 13.2 18.1 19 18.1 12.9 8.3 2.2 -1
°F 26.6 27.8 35.7 43.8 55.8 64.6 66.1 64.7 55.3 46.9 36 30.2

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.

Siljan monthly rainfall chart (mm) Siljan monthly rainfall chart (inches)
Average monthly rainfall in Siljan (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 78 59 70 55 76 75 88 111 120 135 115 81
inches 3.1 2.3 2.7 2.1 3 2.9 3.4 4.4 4.7 5.3 4.5 3.2
Rainy days 18 14 15 13 15 14 15 16 16 18 18 16

Average annual rainfall in Siljan: 1128.4mm (444.3 inches)

Average daily sunshine

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

Siljan average daily sunshine chart
Average daily sunshine Siljan
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 1 2.1 3.7 5.9 7.7 9.4 8.8 7.2 4.9 3.2 1.9 1

Day / night temperatures

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

Siljan average minimum / maximum temperatures (Celsius) Siljan average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Siljan (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -7.7 -8 -4.8 -0.8 4.8 9.3 11.1 9.7 6.5 2.8 -2.4 -6.6
Max °C -2.9 -2.2 2.2 6.8 13.4 18.3 19.2 18.4 13.1 8.4 2.4 -0.9
Min °F 18.1 17.6 23.4 30.7 40.6 48.7 51.9 49.4 43.7 37 27.8 20.2
Max °F 22.5 22.8 29.7 37.4 48.4 56.8 59.2 57.2 49.6 42.1 32 25.3

Sea temperature

The graph below shows the average sea temperature.

Siljan average sea temperature chart (Celsius) Siljan average sea temperature chart (Fahrenheit)
Average sea temperature around Siljan in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 5 3.9 3.9 6.1 10.2 14.2 16.8 17.4 15.1 12.2 9.4 6.6
°F 40.9 39 39.1 43 50.3 57.6 62.2 63.2 59.2 53.9 48.9 43.8

Wind speed

The graph below shows the average wind speed.

Siljan average winspeed by month (km/h) Siljan average winspeed by month (mph)
Average wind speed in Siljan (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 19 17 18 18 17 17 17 16 19 19 20 21
mph 12 11 11 11 10 11 11 10 12 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.

Siljan relative humidity averages
Average relative humidity in Siljan
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
86% 83% 78% 73% 71% 71% 74% 76% 78% 81% 84% 85%

Other monthly averages

UV index Best time to go?

Siljan weather stats

Siljan weather statistics
Hottest month: July 19°C 66.2°F
Driest month: April 55mm 2.2ins
Sunniest month: June 9.4hrs
Coldest month: January -3°C 26.6°F
Wettest month: October 135mm 5.3ins
Warmest sea: August 17.4°C 63.3°F
Map showing location of Siljan (59.28843, 9.71) Siljan map pin © Google

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