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Weather & Climate in Hollola, Finland
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Hollola has a cool climate with an average annual temperature of 39°F (4°C). Winters average 19°F in January while summers reach 61°F in July. The area gets 292 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 24.2 inches (drier than the 38-inch national average). The area receives 8.2 inches of snow annually. The city sits at an elevation of 341 feet.
Temperature
19°F Jan (-7°C)
61°F Jul (16°C)
| Annual Average | 39.0°F |
| 28% below US avg | |
| January Average | 19°F (-7°C) |
| July Average | 61°F (16°C) |
| Sunny Days | 292 days/yr |
Geography
| Elevation | 341 ft (104 m) |
| Area | 364.0 sq mi (942.7 km²) |
| Population Density | 56/sq mi |
| Coordinates | 61.0500°N, 25.4333°W |
| Timezone | Europe/Helsinki |
Precipitation & Snow
Air Quality
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990. Strongest on record: M2.6.
| Mar 19, 2011 | Finland | M2.6 | 54 km | 3 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 19°F (-7°C) | 1.6 in | |
| February | 18°F (-8°C) | 1.2 in | Coldest, Driest |
| March | 26°F (-3°C) | 1.3 in | |
| April | 36°F (2°C) | 1.3 in | |
| May | 49°F (10°C) | 1.4 in | |
| June | 58°F (14°C) | 2.1 in | |
| July | 61°F (16°C) | 3.1 in | Warmest |
| August | 58°F (14°C) | 3.3 in | Wettest |
| September | 49°F (9°C) | 2.4 in | |
| October | 40°F (4°C) | 2.4 in | |
| November | 30°F (-1°C) | 2.2 in | |
| December | 23°F (-5°C) | 1.9 in |
Hollola has a seasonal temperature swing of 44°F / from 18°F in February to 61°F in July. Total annual precipitation is 24.2 inches, with August being the wettest month (3.3") and February the driest (1.2").