Sitka (AK) monthly weather averages

Contents

Average daytime temperature

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

Sitka average temperature chart (Celsius) Sitka average temperature chart (Fahrenheit)
Average monthly temperatures in Sitka (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 1.2 3.2 4.5 6.7 9.8 12.3 14.3 14.9 12.7 8.4 3.7 1.6
°F 34.1 37.7 40.1 44.1 49.6 54.1 57.7 58.8 54.8 47.1 38.7 34.8

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.

Sitka monthly rainfall chart (mm) Sitka monthly rainfall chart (inches)
Average monthly rainfall in Sitka (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 251 211 193 164 147 115 126 191 304 413 300 276
inches 9.9 8.3 7.6 6.4 5.8 4.5 5 7.5 12 16.3 11.8 10.9
Rainy days 20 18 19 18 17 16 17 18 21 25 20 22

Average annual rainfall in Sitka: 2610.333mm (1027.7 inches)

Average daily sunshine

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

Sitka average daily sunshine chart
Average daily sunshine Sitka
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 3 3.7 4.9 6.6 8 7 6.5 5.9 4.3 2.8 2.4 1.8

Day / night temperatures

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

Sitka average minimum / maximum temperatures (Celsius) Sitka average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Sitka (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -3.9 -2.9 -2.7 -1.5 1.4 4.3 6.8 7.1 4.8 1.7 -2.1 -3.3
Max °C 1.3 3.3 4.7 6.9 10 12.5 14.5 15.1 12.9 8.6 3.9 1.7
Min °F 25 26.8 27.2 29.3 34.5 39.7 44.2 44.8 40.6 35 28.3 26.1
Max °F 29.7 32.4 33.8 36.9 42.3 47.1 51.1 52 47.8 41.2 33.6 30.6

Sea temperature

The graph below shows the average sea temperature.

Sitka average sea temperature chart (Celsius) Sitka average sea temperature chart (Fahrenheit)
Average sea temperature around Sitka in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 6.2 5.9 5.8 6.4 8.1 10.5 12.4 13.3 12.1 10.1 8.4 7.1
°F 43.2 42.6 42.4 43.6 46.7 50.9 54.4 56 53.8 50.1 47.1 44.9

Wind speed

The graph below shows the average wind speed.

Sitka average winspeed by month (km/h) Sitka average winspeed by month (mph)
Average wind speed in Sitka (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 16 17 15 16 15 14 13 13 14 17 16 17
mph 10 10 9 10 9 9 8 8 9 11 10 10

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.

Sitka relative humidity averages
Average relative humidity in Sitka
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
80% 80% 78% 77% 77% 80% 83% 85% 87% 86% 84% 83%

Other monthly averages

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Sitka weather stats

Sitka weather statistics
Hottest month: August 14.9°C 58.8°F
Driest month: June 115mm 4.5ins
Sunniest month: May 8hrs
Coldest month: January 1.2°C 34.2°F
Wettest month: October 413mm 16.3ins
Warmest sea: August 13.3°C 55.9°F
Map showing location of Sitka (57.05306, -135.33) Sitka map pin © Google

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