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Monthly climate in Wainui, New Zealand

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Wainui features a oceanic climate (Cfb). Temperatures typically range between 10 °C (51 °F) and 20 °C (68 °F) through the year, but rarely can drop to 3 °C (38 °F) or can rise to as high as 33 °C (92 °F). The average annual precipitation amounts to about 927 mm (36.5 inches) and receives 124 rainy days on the 1 mm (0.04 inches) threshold annually. Wainui enjoys an average of 3031 hours of sunshine throughout the year, and daylight varies from 9 hours 29 minutes to 14 hours 48 minutes per day.

Monthly average temperatures in Wainui, New Zealand

The warmest months in Wainui are January, February and December, with daily mean temperatures ranging from 18 to 20 °C (65 - 68 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 10 to 12 °C (51 - 53 °F) throughout the day. On average each year, Wainui experiences 23 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Wainui. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum30°C
(87°F)		33°C
(92°F)		27°C
(81°F)		25°C
(77°F)		23°C
(73°F)		19°C
(67°F)		18°C
(65°F)		19°C
(66°F)		21°C
(70°F)		24°C
(76°F)		26°C
(80°F)		27°C
(81°F)
Mean maximum29°C
(84°F)		29°C
(84°F)		25°C
(78°F)		24°C
(76°F)		21°C
(70°F)		18°C
(64°F)		17°C
(62°F)		18°C
(64°F)		20°C
(68°F)		22°C
(71°F)		24°C
(75°F)		26°C
(79°F)
Average high23°C
(74°F)		23°C
(74°F)		21°C
(70°F)		19°C
(67°F)		17°C
(62°F)		14°C
(58°F)		14°C
(57°F)		14°C
(58°F)		15°C
(60°F)		17°C
(63°F)		19°C
(67°F)		22°C
(71°F)
Daily mean20°C
(68°F)		20°C
(68°F)		18°C
(65°F)		16°C
(61°F)		13°C
(56°F)		12°C
(53°F)		10°C
(51°F)		11°C
(52°F)		12°C
(54°F)		14°C
(57°F)		16°C
(61°F)		18°C
(65°F)
Average low16°C
(62°F)		16°C
(62°F)		15°C
(59°F)		13°C
(55°F)		10°C
(51°F)		9°C
(49°F)		8°C
(46°F)		8°C
(46°F)		9°C
(48°F)		10°C
(51°F)		13°C
(55°F)		15°C
(60°F)
Mean minimum12°C
(54°F)		12°C
(54°F)		11°C
(52°F)		8°C
(47°F)		6°C
(44°F)		7°C
(44°F)		4°C
(39°F)		4°C
(40°F)		4°C
(40°F)		6°C
(43°F)		9°C
(48°F)		11°C
(53°F)
Minimum10°C
(51°F)		11°C
(52°F)		10°C
(50°F)		8°C
(46°F)		5°C
(41°F)		4°C
(40°F)		3°C
(39°F)		3°C
(38°F)		4°C
(39°F)		5°C
(41°F)		8°C
(46°F)		10°C
(50°F)

Compare climate in Wainui with other places

Compare temperature, precipitation, sunshine, UV index in Wainui, New Zealand with other places around the world.

Monthly average precipitation in Wainui, New Zealand

Wainui usually has the most precipitation in June, July and September, with an average of 12 rainy days and 105 mm (4.1 inches) of precipitation per month. The driest months in Wainui are January, February and October. On average, 50 mm (2.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Wainui. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)38 (1.5)54 (2.1)71 (2.8)82 (3.2)69 (2.7)117 (4.6)98 (3.9)77 (3.0)99 (3.9)59 (2.3)81 (3.2)81 (3.2)
Average precipitation days (≥ 1 mm)6810111012131111101111

Monthly sunshine hours in Wainui, New Zealand

The sunniest months in Wainui are October, November and December, when the sun shines an average of 9 hours 59 minutes a day. Least sunny months in Wainui: May, June and July receive an average of 6 hours 17 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Wainui. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours284280259232207173197234242286297335
Mean daily daylight hours14h 30m13h 32m12h 18m11h 2m10h 0m9h 29m9h 44m10h 38m11h 50m13h 5m14h 12m14h 48m

Solar UV radiation in Wainui, New Zealand

Wainui experiences the highest level of ultraviolet (UV) radiation in January, February and December, when the maximum UV index can reach values of 13 - 14, which corresponds to the Extreme category of sun exposure. May, June and July are in the Moderate exposure category. In these months, the maximum values of the UV index do not exceed 4. For more detailed information, check out our hourly Wainui UV Index data.

Average daily maximum UV levels by month for Wainui. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)14131074335691113