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Weather & Climate in Yli-Ii, Finland

Temperature, precipitation, air quality, natural hazards, and monthly weather data.

Yli-Ii has a cool climate with an average annual temperature of 34°F (1°C). Winters average 12°F in January while summers reach 60°F in July. The area gets 296 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 22.2 inches (drier than the 38-inch national average). The area receives 11.1 inches of snow annually. The city sits at an elevation of 167 feet.

Temperature

12°F Jan (-11°C) 60°F Jul (15°C)
Annual Average34.4°F
36% below US avg
January Average12°F (-11°C)
July Average60°F (15°C)
Sunny Days296 days/yr

Geography

Elevation167 ft (51 m)
Area2,491.3 sq mi (6,452.5 km²)
Population Density1/sq mi
Coordinates65.3718°N, 25.8458°W
TimezoneEurope/Helsinki

Precipitation & Snow

Annual Rainfall 22.2"
42% below US avg
Snowfall 11.1"
Wettest Month (Jul) 2.80"
Driest Month (Apr) 1.10"

Air Quality

Earthquake History

2 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.5.

Jun 27, 2018 15 km SSW of Rolfs, Sweden M3.5 139 km 10 km
Jun 6, 1991 41 km ESE of Luleå, Sweden M3.1 137 km 10 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 12°F (-11°C) 1.6 in Coldest
February 12°F (-11°C) 1.3 in
March 22°F (-6°C) 1.2 in
April 32°F (-0°C) 1.1 in Driest
May 44°F (7°C) 1.5 in
June 55°F (13°C) 2.2 in
July 60°F (15°C) 2.8 in Warmest, Wettest
August 55°F (13°C) 2.4 in
September 45°F (7°C) 2.2 in
October 35°F (1°C) 2.2 in
November 24°F (-4°C) 1.9 in
December 17°F (-8°C) 1.7 in

Yli-Ii has a seasonal temperature swing of 48°F / from 12°F in January to 60°F in July. Total annual precipitation is 22.2 inches, with July being the wettest month (2.8") and April the driest (1.1").

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