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Weather & Climate in Ólafsvík, Iceland
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Ólafsvík has a cool climate with an average annual temperature of 37°F (3°C). Winters average 29°F in January while summers reach 48°F in July / relatively mild seasonal variation. The area gets 255 sunny days per year, above the national average. Annual precipitation totals 44.7 inches. The area receives 25.6 inches of snow annually, a moderate snowfall amount.
Temperature
29°F Jan (-2°C)
48°F Jul (9°C)
| Annual Average | 36.6°F |
| 32% below US avg | |
| January Average | 29°F (-2°C) |
| July Average | 48°F (9°C) |
| Sunny Days | 255 days/yr |
Geography
| Area | 98.1 sq mi (254.0 km²) |
| Population Density | 10/sq mi |
| Coordinates | 64.8943°N, 23.7092°W |
| Timezone | Atlantic/Reykjavik |
Precipitation & Snow
Air Quality
Earthquake History
128 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.6.
| Feb 24, 2021 | 6 km SE of Vogar, Iceland | M5.6 | 125 km | 10 km |
| Jul 31, 2022 | 3 km SSE of Vogar, Iceland | M5.4 | 123 km | 10 km |
| Mar 7, 2021 | 11 km ENE of Vogar, Iceland | M5.3 | 122 km | 10 km |
| Mar 14, 2021 | 9 km SW of Álftanes, Iceland | M5.3 | 121 km | 10 km |
| Aug 23, 2003 | 9 km SE of Vogar, Iceland | M5.2 | 129 km | 10 km |
| Jan 30, 1991 | 47 km NNE of Hveragerði, Iceland | M5.2 | 149 km | 10 km |
| Jul 9, 2023 | 9 km SW of Álftanes, Iceland | M5.2 | 120 km | 5 km |
| Apr 1, 2025 | 6 km NW of Grindavík, Iceland | M5.2 | 126 km | 10 km |
| Feb 27, 2021 | 8 km SW of Álftanes, Iceland | M5.2 | 121 km | 10 km |
| Mar 10, 2021 | 9 km SW of Álftanes, Iceland | M5.1 | 121 km | 10 km |
| Aug 2, 2022 | 1 km SSE of Hafnarfjörður, Iceland | M5.0 | 126 km | 10 km |
| Mar 1, 2021 | 5 km SW of Álftanes, Iceland | M4.9 | 120 km | 10 km |
| Jun 17, 2000 | 9 km ENE of Vogar, Iceland | M4.9 | 123 km | 10 km |
| May 24, 2025 | 23 km W of Grindavík, Iceland | M4.9 | 123 km | 10 km |
| Apr 1, 2025 | 9 km WNW of Grindavík, Iceland | M4.9 | 127 km | 4 km |
| Oct 13, 2013 | 16 km SW of Grindavík, Iceland | M4.8 | 140 km | 10 km |
| May 29, 2009 | 9 km SE of Vogar, Iceland | M4.8 | 129 km | 5 km |
| Mar 19, 1990 | 18 km ENE of Grindavík, Iceland | M4.8 | 137 km | 10 km |
| Aug 1, 2022 | 10 km SW of Hafnarfjörður, Iceland | M4.8 | 127 km | 10 km |
| Feb 24, 2021 | 5 km E of Vogar, Iceland | M4.8 | 122 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Nearby Volcanoes
10 volcanoes within 200 km. Closest: Helgrindur (20 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Helgrindur | Pyroclastic cone(s) | 986 m (3,235 ft) | Unknown | 20 km |
| Ljosufjoll | Fissure vent(s) | 1,063 m (3,488 ft) | 960 | 58 km |
| Reykjanes | Crater rows | 140 m (459 ft) | 1831 | 129 km |
| Krysuvik | Crater rows | 360 m (1,181 ft) | 1340 | 137 km |
| Brennisteinsfjoll | Crater rows | 610 m (2,001 ft) | 1341 | 141 km |
| Hengill | Crater rows | 803 m (2,635 ft) | 150 | 142 km |
| Hromundartindur | Stratovolcano | 550 m (1,804 ft) | Unknown | 145 km |
| Prestahnukur | Subglacial | 1,385 m (4,544 ft) | -3350 | 149 km |
| Grimsnes | Crater rows | 200 m (656 ft) | -3500 | 165 km |
| Langjokull | Subglacial | 1,100 m (3,609 ft) | 950 | 189 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 29°F (-2°C) | 4.2 in | |
| February | 29°F (-1°C) | 4.7 in | |
| March | 29°F (-2°C) | 4.5 in | Coldest |
| April | 33°F (0°C) | 3.2 in | |
| May | 39°F (4°C) | 2.9 in | |
| June | 44°F (7°C) | 2.3 in | |
| July | 48°F (9°C) | 2.2 in | Warmest, Driest |
| August | 47°F (8°C) | 3.3 in | |
| September | 42°F (5°C) | 3.6 in | |
| October | 36°F (2°C) | 4.8 in | Wettest |
| November | 32°F (0°C) | 4.5 in | |
| December | 30°F (-1°C) | 4.5 in |
Ólafsvík has a seasonal temperature swing of 19°F / from 29°F in March to 48°F in July. Total annual precipitation is 44.7 inches, with October being the wettest month (4.8") and July the driest (2.2").