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Weather & Climate in Mo, Norway
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Mo has a cool climate with an average annual temperature of 42°F (6°C). Winters average 32°F in January while summers reach 56°F in July. The area gets 132 sunny days per year, below the national average of 205. Annual precipitation totals 117.5 inches (wetter than the 38-inch national average). The area receives 51.9 inches of snow annually, making winter weather a significant factor for residents. The city sits at an elevation of 1,050 feet.
Temperature
32°F Jan (-0°C)
56°F Jul (13°C)
| Annual Average | 42.2°F |
| 22% below US avg | |
| January Average | 32°F (-0°C) |
| July Average | 56°F (13°C) |
| Sunny Days | 132 days/yr |
Geography
| Elevation | 1,050 ft (320 m) |
| Area | 0.2 sq mi (0.4 km²) |
| Population Density | 0/sq mi |
| Coordinates | 60.8163°N, 5.8058°W |
| Timezone | Europe/Oslo |
Precipitation & Snow
Air Quality
Earthquake History
62 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.1.
| Aug 12, 2000 | 16 km W of Sveio, Norway | M4.1 | 147 km | 10 km |
| Nov 7, 2017 | 20 km WSW of Manger, Norway | M4.0 | 67 km | 5 km |
| Aug 6, 1992 | 17 km NNE of Etne, Norway | M3.7 | 113 km | 33 km |
| Jun 14, 1990 | 2 km E of Sandsli, Norway | M3.7 | 63 km | 10 km |
| Apr 14, 1992 | 9 km SSW of Ølen, Norway | M3.7 | 143 km | 10 km |
| Dec 8, 2000 | 37 km WSW of Storebø, Norway | M3.6 | 113 km | 10 km |
| Mar 14, 2012 | 13 km WSW of Ølen, Norway | M3.6 | 143 km | 6 km |
| Nov 13, 1995 | 56 km WNW of Florø, Norway | M3.6 | 139 km | 10 km |
| May 29, 1999 | 19 km WNW of Måløy, Norway | M3.5 | 141 km | 10 km |
| Jan 19, 1990 | 22 km WSW of Måløy, Norway | M3.4 | 130 km | 10 km |
| Sep 9, 1995 | 53 km W of Måløy, Norway | M3.3 | 146 km | 10 km |
| Aug 18, 1995 | 60 km WNW of Florø, Norway | M3.2 | 145 km | 10 km |
| May 25, 2007 | 31 km W of Rubbestadneset, Norway | M3.2 | 128 km | 0 km |
| Mar 24, 2012 | 18 km SSW of Fedje, Norway | M3.2 | 72 km | 30 km |
| May 22, 1992 | 28 km W of Hardbakke, Norway | M3.2 | 86 km | 10 km |
| Feb 27, 2004 | 55 km WNW of Hardbakke, Norway | M3.1 | 113 km | 5 km |
| Aug 9, 2006 | 39 km WNW of Fedje, Norway | M3.0 | 96 km | 12 km |
| Oct 28, 1991 | 5 km SSE of Rosendal, Norway | M3.0 | 99 km | 10 km |
| Apr 4, 1990 | 9 km NNW of Dale, Norway | M3.0 | 75 km | 10 km |
| Feb 25, 1990 | 6 km WNW of Sauda, Norway | M3.0 | 131 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
7 tsunamis recorded within 500 km. Highest wave on record: 74.0 m (243 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1936 | LAKE LOVATNET | Meteorological | 74.0 m | — | 129 km |
| 1936 | LOEN | Meteorological | 74.0 m | 73 | 130 km |
| 1905 | LOEN | Meteorological | 40.5 m | 61 | 129 km |
| 1936 | LAKE LOVATNET | Meteorological | 40.0 m | — | 129 km |
| 1983 | WESTERN NORWAY | Meteorological | 7.0 m | — | 113 km |
| 1998 | WESTERN NORWAY | Meteorological | 6.0 m | — | 50 km |
| 1994 | WESTERN NORWAY | Meteorological | 4.0 m | — | 65 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 32°F (-0°C) | 11.9 in | |
| February | 31°F (-1°C) | 9.7 in | Coldest |
| March | 34°F (1°C) | 9.6 in | |
| April | 39°F (4°C) | 5.7 in | |
| May | 47°F (8°C) | 4.9 in | Driest |
| June | 53°F (11°C) | 5.9 in | |
| July | 56°F (13°C) | 6.9 in | Warmest |
| August | 55°F (13°C) | 9.0 in | |
| September | 49°F (10°C) | 13.3 in | |
| October | 43°F (6°C) | 13.1 in | |
| November | 36°F (2°C) | 12.8 in | |
| December | 33°F (0°C) | 14.6 in | Wettest |
Mo has a seasonal temperature swing of 25°F / from 31°F in February to 56°F in July. Total annual precipitation is 117.4 inches, with December being the wettest month (14.6") and May the driest (4.9").