Port Chalmers, New Zealand

Full City Profile

2.6 /5.0

C+ Fair

1,460 Population 7/sq mi density

443 ft Elevation 135 meters

53°F Avg Temperature 12°C

C+

Overall

2.6 / 5.0

Fair overall score based on economy, affordability, safety and education

C+

Economy

2.8 / 5.0

$20,940 median income, 3.6% unemployment

Affordability

2.5 / 5.0

$156,000 home value, $780/mo rent

Port Chalmers experiences four distinct seasons with an average annual temperature of 53°F (12°C). Winters average 62°F in January while summers reach 45°F in July. The area gets 283 sunny days per year. Annual precipitation totals 34.8 inches. The area receives 1.1 inches of snow annually.

Temperature

62°F Jan (17°C) 45°F Jul (7°C)

Annual Average	52.7°F
	2% below US avg
January Average	62°F (17°C)
July Average	45°F (7°C)
Sunny Days	283 days/yr

Geography

Elevation	443 ft (135 m)
Area	221.7 sq mi (574.3 km²)
Population Density	7/sq mi
Coordinates	-45.8166°N, 170.6204°W
Timezone	Pacific/Auckland

Precipitation & Snow

Annual Rainfall 34.8"

8% below US avg

Snowfall 1.1"

Wettest Month (Mar) 3.46"

Driest Month (Sep) 2.24"

Air Quality

Earthquake History

14 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.8. Most recent: M3.3 on Jul 25, 2022.

Feb 8, 1998	42 km WNW of Oamaru, New Zealand	M4.8	95 km
Oct 12, 2000	15 km N of Papatowai, New Zealand	M4.5	109 km
Feb 11, 2004	68 km WSW of Oamaru, New Zealand	M4.5	75 km
Jun 1, 2015	33 km WNW of Dunedin, New Zealand	M4.3	40 km
May 21, 1999	62 km ENE of Wanaka, New Zealand	M4.3	148 km
Feb 6, 2011	19 km NNW of Papatowai, New Zealand	M4.1	113 km
Jul 1, 2017	6 km NE of Cromwell, New Zealand	M4.1	140 km
Oct 21, 2000	36 km ESE of Oamaru, New Zealand	M4.0	84 km
May 3, 1994	24 km S of Dunedin, New Zealand	M3.8	33 km
Jun 30, 2003	64 km SSE of Cromwell, New Zealand	M3.8	85 km
May 10, 2004	16 km WNW of Papatowai, New Zealand	M3.7	131 km
Feb 24, 2006	45 km NE of Portobello, New Zealand	M3.7	44 km
Jul 25, 2022	3 km ESE of Cromwell, New Zealand	M3.3	137 km
Jul 17, 2022	4 km SE of Cromwell, New Zealand	M2.9	136 km

Source: USGS (M2.5+, 1990–2025)

Tsunami History

1 tsunami recorded within 500 km.

Year	Location	Cause	Max Wave	Deaths	Distance
1839	WAIKAWA, SOUTHLAND	Unknown	—	—	146 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	62°F (17°C)	3.2 in	Warmest
February	57°F (14°C)	2.4 in
March	55°F (13°C)	3.5 in	Wettest
April	51°F (11°C)	2.6 in
May	46°F (8°C)	2.9 in
June	43°F (6°C)	2.4 in	Coldest
July	45°F (7°C)	2.6 in
August	43°F (6°C)	2.5 in
September	46°F (8°C)	2.2 in	Driest
October	49°F (10°C)	3.0 in
November	52°F (11°C)	3.0 in
December	55°F (13°C)	3.2 in

Port Chalmers has a seasonal temperature swing of 20°F / from 43°F in June to 62°F in January. Total annual precipitation is 33.3 inches, with March being the wettest month (3.5") and September the driest (2.2").

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