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Weather & Climate in Riverhead, New Zealand
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Riverhead enjoys a temperate climate with an average annual temperature of 60°F (15°C). Winters average 66°F in January while summers reach 54°F in July / relatively mild seasonal variation. The area gets 297 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 74.6 inches (wetter than the 38-inch national average). The city sits at an elevation of 66 feet.
Temperature
66°F Jan (19°C)
54°F Jul (12°C)
| Annual Average | 59.6°F |
| 10% above US avg | |
| January Average | 66°F (19°C) |
| July Average | 54°F (12°C) |
| Sunny Days | 297 days/yr |
Geography
| Elevation | 66 ft (20 m) |
| Area | 4,054.4 sq mi (10,500.8 km²) |
| Population Density | 1/sq mi |
| Coordinates | -36.7500°N, 174.6000°W |
| Timezone | Pacific/Auckland |
Precipitation & Snow
Air Quality
Earthquake History
25 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.0.
| Jan 3, 2023 | North Island of New Zealand | M5.0 | 141 km | 10 km |
| Jul 11, 1990 | 29 km ENE of Whangamata, New Zealand | M4.9 | 147 km | 444 km |
| Jul 6, 2010 | 5 km W of Katikati, New Zealand | M4.8 | 143 km | 242 km |
| Feb 2, 2023 | North Island of New Zealand | M4.6 | 140 km | 10 km |
| May 17, 1999 | 39 km WSW of Raglan, New Zealand | M4.5 | 134 km | 33 km |
| Feb 21, 2007 | 30 km NE of Murrays Bay, New Zealand | M4.5 | 43 km | 15 km |
| Jul 27, 2006 | 8 km NNE of Katikati, New Zealand | M4.4 | 145 km | 287 km |
| Aug 25, 1997 | 22 km NW of Matamata, New Zealand | M4.3 | 134 km | 10 km |
| Oct 13, 2000 | 10 km W of Katikati, New Zealand | M4.2 | 139 km | 5 km |
| May 29, 1994 | 25 km SW of Hamilton, New Zealand | M4.2 | 141 km | 33 km |
| Feb 20, 2011 | 9 km NNE of Waihi, New Zealand | M4.0 | 130 km | 222 km |
| Mar 13, 2007 | 26 km NNW of Coromandel, New Zealand | M4.0 | 73 km | 398 km |
| Jun 21, 1993 | 24 km SW of Paeroa, New Zealand | M3.9 | 117 km | 5 km |
| Jun 17, 1993 | 24 km SW of Paeroa, New Zealand | M3.8 | 119 km | 10 km |
| Jul 8, 2005 | 16 km SSW of Waihi, New Zealand | M3.8 | 131 km | 5 km |
| Feb 3, 2007 | 54 km W of Raglan, New Zealand | M3.8 | 123 km | 12 km |
| Jun 23, 1993 | 26 km SW of Paeroa, New Zealand | M3.8 | 117 km | 7 km |
| Feb 21, 2007 | 31 km NE of Murrays Bay, New Zealand | M3.8 | 44 km | 7 km |
| Jul 2, 2005 | 15 km WNW of Katikati, New Zealand | M3.7 | 133 km | 4 km |
| Jun 1, 2002 | 51 km WSW of Raglan, New Zealand | M3.7 | 137 km | 12 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Nearby Volcanoes
4 volcanoes within 200 km. Closest: Auckland Volcanic Field (29 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Auckland Volcanic Field | Volcanic field | 260 m (853 ft) | 1350 | 29 km |
| Whangarei | Pyroclastic cone(s) | 397 m (1,302 ft) | Unknown | 115 km |
| Mayor Island | Shield | 355 m (1,165 ft) | -5060 | 158 km |
| Kaikohe-Bay of Islands | Volcanic field | 388 m (1,273 ft) | 400 | 173 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 66°F (19°C) | 3.6 in | Warmest |
| February | 66°F (19°C) | 3.5 in | Driest |
| March | 64°F (18°C) | 4.0 in | |
| April | 60°F (16°C) | 4.5 in | |
| May | 56°F (13°C) | 4.5 in | |
| June | 52°F (11°C) | 5.8 in | |
| July | 54°F (12°C) | 5.9 in | Wettest |
| August | 52°F (11°C) | 5.4 in | Coldest |
| September | 54°F (12°C) | 4.8 in | |
| October | 57°F (14°C) | 3.9 in | |
| November | 60°F (15°C) | 3.9 in | |
| December | 63°F (17°C) | 4.3 in |
Riverhead has a seasonal temperature swing of 15°F / from 52°F in August to 66°F in January. Total annual precipitation is 54.1 inches, with July being the wettest month (5.9") and February the driest (3.5").