Rissa, Norway

Full City Profile

1,265 Population 2,750/sq mi density

108 ft Elevation 33 meters

41°F Avg Temperature 5°C

Rissa has a cool climate with an average annual temperature of 41°F (5°C). Winters average 32°F in January while summers reach 55°F in July. The area gets 180 sunny days per year. Annual precipitation totals 57.9 inches. The area receives 94.2 inches of snow annually.

Temperature

32°F Jan (0°C) 55°F Jul (13°C)

Annual Average	40.8°F
	24% below US avg
January Average	32°F (0°C)
July Average	55°F (13°C)
Sunny Days	180 days/yr

Geography

Elevation	108 ft (33 m)
Area	0.5 sq mi (1.2 km²)
Population Density	2,750/sq mi
Coordinates	63.5837°N, 9.9599°W
Timezone	Europe/Oslo

Precipitation & Snow

Annual Rainfall 57.9"

52% above US avg

Snowfall 94.2"

Wettest Month (Sep) 4.60"

Driest Month (May) 2.10"

Air Quality

Earthquake History

9 earthquakes (M2.5+) within 150 km since 1990. Strongest: M2.8. Most recent: M2.7 on Feb 26, 2005.

Jul 12, 1993	26 km N of Sistranda, Norway	M2.8	71 km
Dec 12, 1994	55 km W of Lauvsnes, Norway	M2.8	106 km
Jan 22, 1992	5 km NNE of Fillan, Norway	M2.7	47 km
Feb 26, 2005	21 km ENE of Sistranda, Norway	M2.7	41 km
Feb 26, 2005	19 km NW of Brekstad, Norway	M2.6	38 km
May 28, 1991	5 km NE of Fillan, Norway	M2.5	46 km
Feb 26, 2005	22 km NW of Brekstad, Norway	M2.5	41 km
Feb 26, 2005	14 km W of Brekstad, Norway	M2.5	32 km
Apr 20, 1994	21 km NW of Å i Åfjord, Norway	M2.5	59 km

Source: USGS (M2.5+, 1990–2025)

Tsunami History

5 tsunamis recorded within 500 km. Highest wave on record: 38.0 m (125 ft).

Year	Location	Cause	Max Wave	Deaths	Distance
1756	WESTERN NORWAY	Meteorological	38.0 m	32	138 km
2014	STATLAND	Meteorological	8.2 m	—	117 km
1888	MID-NORWAY	Meteorological	7.0 m	1	27 km
1978	NORWAY: RISSA	Meteorological	6.8 m	1	3 km
1930	MID-NORWAY	Meteorological	—	—	30 km

Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	32°F (0°C)	3.6 in
February	29°F (-2°C)	3.1 in	Coldest
March	33°F (0°C)	2.6 in
April	38°F (3°C)	2.5 in
May	47°F (8°C)	2.1 in	Driest
June	52°F (11°C)	2.8 in
July	55°F (13°C)	3.5 in	Warmest
August	55°F (13°C)	3.6 in
September	49°F (9°C)	4.6 in	Wettest
October	42°F (5°C)	4.5 in
November	34°F (1°C)	3.7 in
December	29°F (-1°C)	4.5 in

Rissa has a seasonal temperature swing of 26°F / from 29°F in February to 55°F in July. Total annual precipitation is 41.1 inches, with September being the wettest month (4.6") and May the driest (2.1").

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