Heinola, Finland

Full City Profile

17,746 Population 47/sq mi density

341 ft Elevation 104 meters

39°F Avg Temperature 4°C

Heinola has a cool climate with an average annual temperature of 39°F (4°C). Winters average 19°F in January while summers reach 62°F in July. The area gets 292 sunny days per year. Annual precipitation totals 24.0 inches. The area receives 8.3 inches of snow annually.

Temperature

19°F Jan (-8°C) 62°F Jul (17°C)

Annual Average	39.2°F
	27% below US avg
January Average	19°F (-8°C)
July Average	62°F (17°C)
Sunny Days	292 days/yr

Geography

Elevation	341 ft (104 m)
Area	378.3 sq mi (979.9 km²)
Population Density	47/sq mi
Coordinates	61.2056°N, 26.0381°W
Timezone	Europe/Helsinki

Precipitation & Snow

Annual Rainfall 24.0"

37% below US avg

Snowfall 8.3"

Wettest Month (Jul) 3.11"

Driest Month (Feb) 1.18"

Air Quality

Earthquake History

2 earthquakes (M2.5+) within 150 km since 1990. Strongest: M2.6. Most recent: M2.6 on Mar 19, 2011.

Mar 19, 2011	Finland	M2.6	81 km
Jul 2, 2008	9 km NW of Joutseno, Finland	M2.5	126 km

Source: USGS (M2.5+, 1990–2025)

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	19°F (-8°C)	1.7 in
February	18°F (-8°C)	1.2 in	Coldest, Driest
March	27°F (-3°C)	1.3 in
April	37°F (3°C)	1.3 in
May	50°F (10°C)	1.3 in
June	59°F (15°C)	2.1 in
July	62°F (17°C)	3.1 in	Warmest, Wettest
August	59°F (15°C)	3.0 in
September	49°F (9°C)	2.4 in
October	40°F (4°C)	2.5 in
November	30°F (-1°C)	2.2 in
December	23°F (-5°C)	1.9 in

Heinola has a seasonal temperature swing of 44°F / from 18°F in February to 62°F in July. Total annual precipitation is 24.0 inches, with July being the wettest month (3.1") and February the driest (1.2").

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