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Climate in Harju
(Estonia)

Average daytime and nighttime temperatures


All climate diagrams on this page result from the collected data of the official weather station in Harju in a height of 34m above sea level. All data correspond to the average monthly values of the last 20 years.


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The climate widely corresponds to Central European weather conditions. It is cold, wet and a few beautiful summer months are also happening during a year. It won't be really warm here and given to the water temperatures of 16 degrees maximum you will leave your bathing togs at home. Due to the warmer temperatures the best time for traveling is from May to September. Nearly unattractive for tourists are the cold months from November to March.
Overview: Climate in Estonia
Daylengths and sun positions in Estonia
Compare climate with other regions or countries
Hours of sunshine per daySunshine hours per day in Harju
The number of hours of sunshine refers to the time when the sun is actually visible. That is, without any obstruction of visibility by clouds, fog or mountains. With 10 hours per day, May is the sunniest month in country part Harju. In December the sun shines the shortest.
Rainy days per monthRainy days per month in Harju
A rainy day is a day on which at least an amount of 0.1 mm precipitation (=0.1 liter) per square meter falls. This can be rain, snow, hail or even dew. So it does not have to rain the whole day. With 14 rainy days, December offers the most number of rainy days, and in April the least.
Precipitation in mm/dayPrecipitation in Harju
The amount of precipitation is measured in millimeters per square meter. Thus, at 2 mm/day, 2 liters of water fall on one square meter within 24 hours. With only 1.1 mm, the least rain falls in April. August, on the other hand, has the most rain.
Water temperatureWater temperatures in Harju
Water temperature depends not only on solar radiation within the same region, but also on ocean currents. For example, depending on the season, cold or warm water masses are moved from other areas. The warmest temperatures in Harju are in August, when the water is 16 °C.
Relative humidity in %Relative humidity in Harju
Warm air can absorb more moisture than cold air. The relative humidity indicates how much moisture of the physically possible is actually contained in the air. At high humidity, the person feels uncomfortable and perceives this as oppressive. In general, a relative humidity of 40-60% gives as pleasant. With only 70% humidity on average, it is quite dry in May. The highest value of 87% is experienced here in November.
Absolute humidity in g/m³Absolute humidity in Harju
In warm months, there is also a higher absolute humidity almost everywhere. At a temperature of 25°C, air can absorb up to 23 grams of water per cubic meter. At 20°C, it is only 17.3 grams. A relative humidity of 40% at 25°C thus corresponds to an absolute humidity of 9.2 grams of water. From a proportion of approx. 13.5 grams, humans perceive the air as muggy.
Climate charts for other country parts in Estonia

Map of Harju

Most important cities in the country part »Harju«

As the capital region, it is arguably the most important part of Estonia. The country part has a west-east extension of about 100 km and over 60 km from north to south.

CityPopulationGeo-Position
Tallinn430,80559° 26' 13"N24° 45' 13"E
Maardu16,63059° 28' 36"N25° 1' 30"E
Keila9,41159° 18' 13"N24° 24' 47"E
Saue5,02259° 19' 13"N24° 33' 9"E
Saku4,54859° 18' 8"N24° 39' 28"E
Paldiski4,20259° 21' 24"N24° 3' 11"E
Laagri4,13559° 21' 3"N24° 36' 51"E
Rummu3,48859° 32' 7"N24° 47' 59"E
Loksa3,46359° 34' 35"N25° 43' 17"E
Kehra3,18359° 20' 10"N25° 19' 16"E
Jüri2,58159° 21' 15"N24° 53' 39"E
Loo2,17559° 26' 11"N24° 56' 54"E
Tabasalu2,16659° 25' 49"N24° 31' 59"E
Haabneeme2,07759° 30' 41"N24° 49' 16"E
Aruküla1,82959° 21' 52"N25° 4' 38"E
Viimsi1,74059° 29' 48"N24° 50' 32"E
Viimsi1,50059° 30' 3"N24° 51' 45"E
Kiili1,46159° 18' 25"N24° 50' 16"E
Raasiku1,31759° 21' 59"N25° 10' 59"E
Kuusalu1,23859° 26' 38"N25° 26' 29"E
Turba1,09659° 4' 59"N24° 13' 30"E
Riisipere1,05859° 6' 51"N24° 18' 38"E
Vaida1,01659° 17' 26"N24° 57' 57"E


Data basis: German Weather Service, individual values averaged and supplemented by own elements. Data on cities and inhabitants: geonames.org, United Nations Statistics Division and own research.
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