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Greymouth, New Zealand

Full City Profile

2.3 /5.0
C Fair
9,419 Population 5/sq mi density
36 ft Elevation 11 meters
52°F Avg Temperature 11°C
C
Overall
2.3 / 5.0
Fair overall score based on economy, affordability, safety and education
C+
Economy
2.7 / 5.0
$17,880 median income, 4.5% unemployment
D
Affordability
2.0 / 5.0
$148,800 home value, $744/mo rent
Greymouth experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 60°F in January while summers reach 44°F in July. The area gets 112 sunny days per year. Annual precipitation totals 124.3 inches. The area receives 0.0 inches of snow annually.

Temperature

60°F Jan (16°C) 44°F Jul (7°C)
Annual Average52.3°F
3% below US avg
January Average60°F (16°C)
July Average44°F (7°C)
Sunny Days112 days/yr

Geography

Elevation36 ft (11 m)
Area713.5 sq mi (1,848.0 km²)
Population Density5/sq mi
Coordinates-42.4667°N, 171.2000°W
TimezonePacific/Auckland

Precipitation & Snow

Annual Rainfall 124.3"
227% above US avg
Snowfall 0.0"
Wettest Month (Oct) 13.07"
Driest Month (Feb) 7.83"

Air Quality

Earthquake History

300 earthquakes (M2.5+) within 150 km since 1990. Strongest: M7.0. Most recent: M4.3 on Mar 28, 2025.

Sep 3, 2010 19 km NE of Methven, New Zealand M7.0 128 km
Jun 18, 1994 56 km NW of Oxford, New Zealand M6.8 67 km
Nov 24, 1995 47 km NW of Oxford, New Zealand M6.2 75 km
Jun 19, 1994 40 km N of Methven, New Zealand M6.0 96 km
Feb 10, 1990 90 km N of Amberley, New Zealand M6.0 132 km
Jan 28, 1991 29 km SSE of Westport, New Zealand M5.9 66 km
Feb 10, 1990 90 km N of Amberley, New Zealand M5.7 115 km
Jan 28, 1991 27 km SSE of Westport, New Zealand M5.7 68 km
Jan 5, 2015 43 km SSE of Hokitika, New Zealand M5.6 65 km
May 29, 1995 South Island of New Zealand M5.5 70 km
Mar 30, 1992 57 km NNW of Methven, New Zealand M5.5 78 km
Sep 19, 2023 Canterbury, New Zealand M5.5 138 km
Jun 21, 1994 47 km N of Methven, New Zealand M5.4 89 km
Feb 15, 1991 38 km S of Westport, New Zealand M5.4 56 km
May 4, 2002 66 km W of Wakefield, New Zealand M5.2 147 km
Aug 29, 1996 74 km N of Amberley, New Zealand M5.2 128 km
Feb 10, 1990 85 km ESE of Westport, New Zealand M5.1 111 km
Sep 3, 2010 16 km NNW of Rakaia, New Zealand M5.1 141 km
Sep 4, 2010 15 km SW of Darfield, New Zealand M5.0 138 km
Sep 3, 2010 4 km SSE of Oxford, New Zealand M4.9 127 km
Source: USGS (M2.5+, 1990–2025)

Tsunami History

2 tsunamis recorded within 500 km. Highest wave on record: 1.5 m (5 ft).

Year Location Cause Max Wave Deaths Distance
1913 TASMAN SEA Earthquake 1.5 m — 78 km
1869 NEW ZEALAND Unknown 0.6 m — 34 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 60°F (16°C) 10.2 in
February 60°F (16°C) 7.8 in Warmest, Driest
March 58°F (15°C) 9.3 in
April 54°F (12°C) 10.4 in
May 49°F (9°C) 12.0 in
June 45°F (7°C) 9.5 in
July 44°F (7°C) 8.5 in Coldest
August 46°F (8°C) 8.5 in
September 49°F (9°C) 12.8 in
October 51°F (11°C) 13.1 in Wettest
November 54°F (12°C) 12.1 in
December 58°F (14°C) 10.1 in

Greymouth has a seasonal temperature swing of 16°F / from 44°F in July to 60°F in February. Total annual precipitation is 124.2 inches, with October being the wettest month (13.1") and February the driest (7.8").

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