Oamaru, New Zealand

Full City Profile

13,700 Population 669/sq mi density
39 ft Elevation 12 meters
51°F Avg Temperature 11°C
Oamaru experiences four distinct seasons with an average annual temperature of 51°F (11°C). Winters average 60°F in January while summers reach 42°F in July. Annual precipitation totals 21.6 inches. The area receives 0.0 inches of snow annually.

Temperature

60°F Jan (16°C) 42°F Jul (6°C)
Annual Average51.4°F
5% below US avg
January Average60°F (16°C)
July Average42°F (6°C)

Geography

Elevation39 ft (12 m)
Area20.5 sq mi (53.0 km²)
Population Density669/sq mi
Coordinates45.0976°S, 170.9709°E
TimezonePacific/Auckland

Precipitation & Snow

Annual Rainfall 21.6"
43% below US avg
Snowfall 0.0"
Wettest Month (Dec) 2.36"
Driest Month (Sep) 1.26"

Air Quality

Earthquake History

41 earthquakes (M2.5+) within 150 km since 1990. Strongest: M5.1. Most recent: M4.0 on Feb 25, 2025.

Jul 6, 2015 56 km NE of Wanaka, New Zealand M5.1 127 km
Apr 2, 2005 67 km ENE of Wanaka, New Zealand M4.9 119 km
Feb 8, 1998 42 km WNW of Oamaru, New Zealand M4.8 42 km
Aug 19, 2004 43 km NW of Geraldine, New Zealand M4.7 144 km
Apr 16, 2005 47 km NE of Wanaka, New Zealand M4.6 140 km
Feb 11, 2004 68 km WSW of Oamaru, New Zealand M4.5 69 km
Apr 5, 2012 74 km NE of Wanaka, New Zealand M4.5 145 km
Mar 20, 2011 79 km NE of Wanaka, New Zealand M4.4 120 km
May 21, 1999 62 km ENE of Wanaka, New Zealand M4.3 101 km
Mar 20, 2011 73 km ENE of Wanaka, New Zealand M4.3 118 km
Mar 27, 2009 83 km NE of Wanaka, New Zealand M4.3 121 km
May 27, 2011 43 km WSW of Pleasant Point, New Zealand M4.3 75 km
Sep 5, 2013 36 km NE of Wanaka, New Zealand M4.3 136 km
May 26, 2009 60 km ENE of Wanaka, New Zealand M4.3 110 km
Jun 1, 2015 33 km WNW of Dunedin, New Zealand M4.3 97 km
Feb 9, 1993 58 km ENE of Wanaka, New Zealand M4.2 110 km
Mar 20, 2011 75 km ENE of Wanaka, New Zealand M4.2 118 km
Aug 3, 2014 52 km NE of Wanaka, New Zealand M4.2 133 km
Oct 7, 2013 88 km W of Pleasant Point, New Zealand M4.2 127 km
Aug 10, 2021 24 km SW of Pleasant Point, New Zealand M4.2 76 km
Source: USGS (M2.5+, 1990-2025)

Tsunami History

2 tsunamis recorded within 500 km. Highest wave on record: 1.0 m (3 ft).

Year Location Cause Max Wave Deaths Distance
1856 S CANTERBURY PROVINCE, SOUTH ISLAND Unknown 1.0 m - 147 km
2002 ALBERT TOWN Meteorological - - 146 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 60°F (16°C) 2.1 in Warmest
February 60°F (15°C) 1.8 in
March 57°F (14°C) 2.1 in
April 53°F (11°C) 1.4 in
May 47°F (8°C) 1.8 in
June 43°F (6°C) 1.5 in
July 42°F (6°C) 2.0 in Coldest
August 44°F (7°C) 1.7 in
September 48°F (9°C) 1.3 in Driest
October 52°F (11°C) 2.0 in
November 54°F (12°C) 1.8 in
December 58°F (14°C) 2.4 in Wettest

Oamaru has a seasonal temperature swing of 18°F / from 42°F in July to 60°F in January. Total annual precipitation is 21.6 inches, with December being the wettest month (2.4") and September the driest (1.3").

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