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Monthly climate in Otaki, New Zealand

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Otaki features a oceanic climate (Cfb). Temperatures typically range between 8 °C (47 °F) and 17 °C (62 °F) through the year, but rarely can drop to 0 °C (33 °F) or can rise to as high as 26 °C (79 °F). The average annual precipitation amounts to about 1713 mm (67.5 inches) and receives 180 rainy days on the 1 mm (0.04 inches) threshold annually. Otaki enjoys an average of 2894 hours of sunshine throughout the year, and daylight varies from 9 hours 17 minutes to 15 hours 0 minutes per day.

Monthly average temperatures in Otaki, New Zealand

The warmest months in Otaki are January, February and December, with daily mean temperatures ranging from 15 to 17 °C (60 - 62 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 8 to 9 °C (47 - 49 °F) throughout the day. On average each year, Otaki experiences 0 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 Otaki. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum26°C
(79°F)		25°C
(78°F)		23°C
(73°F)		21°C
(71°F)		18°C
(64°F)		16°C
(62°F)		14°C
(58°F)		15°C
(59°F)		16°C
(61°F)		18°C
(65°F)		21°C
(70°F)		23°C
(74°F)
Mean maximum24°C
(75°F)		23°C
(74°F)		22°C
(72°F)		20°C
(68°F)		17°C
(63°F)		15°C
(59°F)		14°C
(57°F)		14°C
(57°F)		15°C
(60°F)		17°C
(63°F)		20°C
(68°F)		22°C
(71°F)
Average high19°C
(67°F)		20°C
(68°F)		18°C
(65°F)		16°C
(61°F)		14°C
(57°F)		12°C
(54°F)		11°C
(52°F)		11°C
(53°F)		12°C
(54°F)		14°C
(57°F)		16°C
(61°F)		18°C
(65°F)
Daily mean16°C
(62°F)		17°C
(62°F)		15°C
(60°F)		13°C
(56°F)		11°C
(52°F)		9°C
(49°F)		8°C
(47°F)		9°C
(48°F)		10°C
(50°F)		11°C
(53°F)		13°C
(56°F)		15°C
(60°F)
Average low14°C
(57°F)		13°C
(56°F)		12°C
(54°F)		10°C
(51°F)		9°C
(48°F)		7°C
(45°F)		6°C
(43°F)		6°C
(43°F)		7°C
(45°F)		9°C
(48°F)		10°C
(51°F)		13°C
(55°F)
Mean minimum9°C
(48°F)		8°C
(46°F)		7°C
(45°F)		5°C
(42°F)		3°C
(38°F)		4°C
(40°F)		2°C
(36°F)		1°C
(35°F)		3°C
(37°F)		4°C
(39°F)		7°C
(44°F)		8°C
(47°F)
Minimum7°C
(45°F)		6°C
(44°F)		6°C
(44°F)		5°C
(40°F)		2°C
(35°F)		1°C
(35°F)		1°C
(33°F)		0°C
(33°F)		2°C
(35°F)		3°C
(37°F)		6°C
(42°F)		5°C
(41°F)

Compare climate in Otaki with other places

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

Monthly average precipitation in Otaki, New Zealand

Otaki usually has the most precipitation in July, September and December, with an average of 17 rainy days and 179 mm (7.1 inches) of precipitation per month. The driest months in Otaki are January, February and March. On average, 104 mm (4.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Otaki. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)98 (3.9)109 (4.3)107 (4.2)157 (6.2)129 (5.1)131 (5.2)169 (6.6)164 (6.5)175 (6.9)141 (5.5)142 (5.6)194 (7.6)
Average precipitation days (≥ 1 mm)131113151313161718191517

Monthly sunshine hours in Otaki, New Zealand

The sunniest months in Otaki are February, November and December, when the sun shines an average of 9 hours 51 minutes a day. Least sunny months in Otaki: May, June and July receive an average of 5 hours 49 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Otaki. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours267278259224196155184214236266293315
Mean daily daylight hours14h 41m13h 38m12h 19m10h 58m9h 51m9h 17m9h 34m10h 32m11h 49m13h 9m14h 22m15h 0m

Solar UV radiation in Otaki, New Zealand

Otaki experiences the highest level of ultraviolet (UV) radiation in January, February and December, when the maximum UV index can reach values of 13 - 13, which corresponds to the Extreme category of sun exposure. May, June and July are in the Low / 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 Otaki UV Index data.

Average daily maximum UV levels by month for Otaki. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)1313974224691013