Risør, Norway

Full City Profile

4,609 Population 4,079/sq mi density

30 ft Elevation 9 meters

45°F Avg Temperature 7°C

Risør has a cool climate with an average annual temperature of 45°F (7°C). Winters average 29°F in January while summers reach 63°F in July. The area gets 259 sunny days per year. Annual precipitation totals 42.5 inches. The area receives 12.7 inches of snow annually.

Temperature

29°F Jan (-2°C) 63°F Jul (17°C)

Annual Average	44.8°F
	17% below US avg
January Average	29°F (-2°C)
July Average	63°F (17°C)
Sunny Days	259 days/yr

Geography

Elevation	30 ft (9 m)
Area	1.1 sq mi (2.9 km²)
Population Density	4,079/sq mi
Coordinates	58.7206°N, 9.2342°W
Timezone	Europe/Oslo

Precipitation & Snow

Annual Rainfall 42.5"

12% above US avg

Snowfall 12.7"

Wettest Month (Oct) 5.39"

Driest Month (Apr) 2.20"

Air Quality

Earthquake History

18 earthquakes (M2.5+) within 150 km since 1990. Strongest: M3.8. Most recent: M2.5 on Apr 25, 2008.

Feb 19, 1992	5 km SE of Fredrikstad, Norway	M3.8	114 km
Nov 29, 2000	9 km E of Strömstad, Sweden	M3.4	124 km
May 10, 1994	24 km SW of Ellös, Sweden	M3.2	134 km
Jun 29, 2004	17 km E of Hovden, Norway	M3.1	129 km
Sep 28, 1993	44 km WSW of Grebbestad, Sweden	M2.9	76 km
Apr 22, 1993	13 km W of Skärhamn, Sweden	M2.8	148 km
Sep 8, 1993	34 km SSE of Skålevik, Norway	M2.7	121 km
Apr 26, 2005	24 km N of Hirtshals, Denmark	M2.7	109 km
Aug 15, 1991	7 km ESE of Stavern, Norway	M2.7	61 km
Mar 17, 1991	7 km W of Mandal, Norway	M2.6	136 km
Jun 8, 2005	3 km WNW of Skagen, Denmark	M2.6	134 km
Aug 29, 1991	43 km W of Smögen, Sweden	M2.6	81 km
Feb 1, 1991	5 km SSE of Melsomvik, Norway	M2.6	82 km
Jan 29, 2005	7 km NNE of Hvittingfoss, Norway	M2.6	103 km
Aug 1, 1993	7 km S of Mandal, Norway	M2.6	133 km
May 23, 1990	50 km WNW of Smögen, Sweden	M2.5	73 km
Apr 25, 2008	9 km NNW of Strandby, Denmark	M2.5	146 km
Mar 22, 1993	15 km NNW of Liknes, Norway	M2.5	140 km

Source: USGS (M2.5+, 1990–2025)

Tsunami History

1 tsunami recorded within 500 km. Highest wave on record: 6.0 m (20 ft).

Year	Location	Cause	Max Wave	Deaths	Distance
1966	EASTERN NORWAY	Meteorological	6.0 m	—	126 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	29°F (-2°C)	3.7 in	Coldest
February	30°F (-1°C)	2.4 in
March	35°F (2°C)	3.2 in
April	42°F (6°C)	2.2 in	Driest
May	52°F (11°C)	2.5 in
June	59°F (15°C)	2.7 in
July	63°F (17°C)	3.2 in	Warmest
August	61°F (16°C)	4.1 in
September	54°F (12°C)	4.8 in
October	46°F (8°C)	5.4 in	Wettest
November	37°F (3°C)	5.0 in
December	31°F (-1°C)	3.4 in

Risør has a seasonal temperature swing of 34°F / from 29°F in January to 63°F in July. Total annual precipitation is 42.5 inches, with October being the wettest month (5.4") and April the driest (2.2").

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