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Weather & Climate in Mayfield, New Zealand
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Mayfield enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 63°F in January while summers reach 47°F in July / relatively mild seasonal variation. The area gets 298 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 29.5 inches (drier than the 38-inch national average). The city sits at an elevation of 33 feet.
Temperature
63°F Jan (17°C)
47°F Jul (8°C)
| Annual Average | 55.6°F |
| 3% above US avg | |
| January Average | 63°F (17°C) |
| July Average | 47°F (8°C) |
| Sunny Days | 298 days/yr |
Geography
| Elevation | 33 ft (10 m) |
| Area | 7,329.1 sq mi (18,982.3 km²) |
| Population Density | 0/sq mi |
| Coordinates | -41.4983°N, 173.9502°W |
| Timezone | Pacific/Auckland |
Precipitation & Snow
Air Quality
Earthquake History
1,167 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.5.
| Aug 16, 2013 | 29 km SE of Blenheim, New Zealand | M6.5 | 31 km | 8 km |
| Jul 21, 2013 | 38 km ESE of Blenheim, New Zealand | M6.5 | 40 km | 17 km |
| Apr 24, 2015 | 73 km S of Wakefield, New Zealand | M6.1 | 100 km | 48 km |
| May 27, 1992 | 21 km WSW of Blenheim, New Zealand | M6.0 | 23 km | 85 km |
| Feb 10, 1990 | 90 km N of Amberley, New Zealand | M6.0 | 134 km | 10 km |
| Aug 16, 2013 | 26 km SSE of Blenheim, New Zealand | M5.9 | 28 km | 9 km |
| Aug 16, 2013 | 30 km ESE of Blenheim, New Zealand | M5.9 | 32 km | 14 km |
| Jul 20, 2013 | 38 km ESE of Blenheim, New Zealand | M5.9 | 39 km | 14 km |
| Mar 22, 1995 | 27 km N of Picton, New Zealand | M5.8 | 51 km | 87 km |
| Feb 15, 2023 | 55 km NW of Raumati Beach, New Zealand | M5.7 | 116 km | 78 km |
| Feb 10, 1990 | 90 km N of Amberley, New Zealand | M5.7 | 147 km | 10 km |
| Oct 4, 1990 | 25 km SE of Brooklyn, New Zealand | M5.6 | 84 km | 37 km |
| Oct 6, 1990 | 24 km SW of Waipawa, New Zealand | M5.5 | 116 km | 39 km |
| Aug 16, 2013 | 30 km SSE of Blenheim, New Zealand | M5.5 | 33 km | 6 km |
| Jul 18, 2013 | 38 km E of Blenheim, New Zealand | M5.5 | 39 km | 18 km |
| Aug 16, 2013 | 25 km SSE of Blenheim, New Zealand | M5.4 | 27 km | 9 km |
| Mar 13, 2005 | 83 km SSW of Opunake, New Zealand | M5.4 | 150 km | 141 km |
| Jul 15, 2009 | 83 km SSW of Opunake, New Zealand | M5.4 | 150 km | 163 km |
| Jan 5, 2017 | 36 km SSE of Blenheim, New Zealand | M5.4 | 39 km | 17 km |
| Jul 21, 2013 | 34 km E of Blenheim, New Zealand | M5.3 | 35 km | 13 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
4 tsunamis recorded within 500 km. Highest wave on record: 11.0 m (36 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1855 | NORTHERN ISLAND | Earthquake | 11.0 m | — | 92 km |
| 2013 | WELLINGTON | Earthquake | 0.1 m | — | 31 km |
| 2013 | COOK STRAIT | Earthquake | 0.1 m | — | 40 km |
| 1855 | WHARANUI | Earthquake | — | — | 49 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 63°F (17°C) | 3.3 in | Warmest |
| February | 62°F (17°C) | 2.5 in | Driest |
| March | 60°F (15°C) | 3.5 in | |
| April | 55°F (13°C) | 3.5 in | |
| May | 50°F (10°C) | 4.5 in | Wettest |
| June | 46°F (8°C) | 3.4 in | Coldest |
| July | 47°F (8°C) | 4.3 in | |
| August | 46°F (8°C) | 4.4 in | |
| September | 50°F (10°C) | 3.7 in | |
| October | 53°F (12°C) | 3.9 in | |
| November | 56°F (13°C) | 3.9 in | |
| December | 60°F (15°C) | 3.5 in |
Mayfield has a seasonal temperature swing of 17°F / from 46°F in June to 63°F in January. Total annual precipitation is 44.1 inches, with May being the wettest month (4.5") and February the driest (2.5").