Iitti monthly weather averages

Contents

Average daytime temperature

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

Iitti average temperature chart (Celsius) Iitti average temperature chart (Fahrenheit)
Average monthly temperatures in Iitti (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C -5.6 -4.9 0.1 6.7 15 19.9 21.4 19.3 13.4 7.5 1.3 -2.9
°F 22 23.1 32.2 44.1 59.1 67.9 70.4 66.8 56.1 45.4 34.4 26.8

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.

Iitti monthly rainfall chart (mm) Iitti monthly rainfall chart (inches)
Average monthly rainfall in Iitti (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 42 31 34 34 38 47 75 85 68 64 60 54
inches 1.6 1.2 1.3 1.3 1.5 1.8 2.9 3.3 2.7 2.5 2.4 2.1
Rainy days 19 15 14 13 10 12 14 16 17 17 19 20

Average annual rainfall in Iitti: 718.434mm (282.8 inches)

Average daily sunshine

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

Iitti average daily sunshine chart
Average daily sunshine Iitti
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 0.7 1.7 3.6 5.8 9 5.1 4.3 6.8 4.3 2.6 0.9 0.5

Day / night temperatures

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

Iitti average minimum / maximum temperatures (Celsius) Iitti average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Iitti (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -12 -11.9 -7.7 -1.6 4.1 9 11.4 10.5 6.1 2 -3.1 -8.7
Max °C -5.4 -4.8 0.3 7 15.3 20.2 21.6 19.6 13.6 7.6 1.5 -2.8
Min °F 10.4 10.7 18.1 29.2 39.4 48.2 52.5 50.8 42.9 35.6 26.5 16.4
Max °F 16.3 17.1 25.3 36.9 49.5 58.3 61.7 59 49.6 40.6 30.6 21.7

Sea temperature

The graph below shows the average sea temperature.

Iitti average sea temperature chart (Celsius) Iitti average sea temperature chart (Fahrenheit)
Average sea temperature around Iitti in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 1.4 0.3 0.3 1.9 5.4 10.5 15.7 16.8 14.1 9.9 6.3 3.1
°F 34.4 32.6 32.6 35.4 41.7 50.9 60.3 62.3 57.3 49.9 43.4 37.5

Wind speed

The graph below shows the average wind speed.

Iitti average winspeed by month (km/h) Iitti average winspeed by month (mph)
Average wind speed in Iitti (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 13 12 13 13 14 13 11 11 12 13 14 14
mph 8 7 8 8 9 8 7 7 8 8 9 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.

Iitti relative humidity averages
Average relative humidity in Iitti
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
88% 86% 82% 76% 68% 68% 74% 80% 85% 87% 90% 90%

Other monthly averages

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Beta

Current (hourly) weather 15 day forecast

Iitti weather stats

Iitti weather statistics
Hottest month: July 21.4°C 70.5°F
Driest month: February 31mm 1.2ins
Sunniest month: June 5.1hrs
Coldest month: January -5.6°C 21.9°F
Wettest month: August 85mm 3.3ins
Warmest sea: August 16.8°C 62.2°F
Map showing location of Iitti (60.89488, 26.33869) Iitti map pin © Google

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