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Monthly climate in Carterton, Wellington, New Zealand

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Carterton features a oceanic climate (Cfb).Temperatures typically range between 7 °C (46 °F) and 17 °C (62 °F) through the year, but rarely can drop to -4 °C (25 °F) or can rise to as high as 27 °C (80 °F).The average annual precipitation amounts to about 1143 mm (45.0 inches) and receives 148 rainy days on the 1 mm (0.04 inches) threshold annually.Carterton enjoys an average of 2998 hours of sunshine throughout the year, and daylight varies from 9 hours 15 minutes to 15 hours 3 minutes per day.

Monthly average temperatures in Carterton, Wellington, New Zealand §

The warmest months in Carterton 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 7 to 8 °C (46 - 47 °F) throughout the day. On average each year, Carterton experiences 1 days above 25 °C (77.0 °F) and 6 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Carterton, Wellington, New Zealand.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 26°C
(80°F)		 27°C
(80°F)		 24°C
(75°F)		 23°C
(74°F)		 19°C
(66°F)		 17°C
(62°F)		 15°C
(58°F)		 15°C
(60°F)		 18°C
(64°F)		 19°C
(67°F)		 22°C
(72°F)		 25°C
(78°F)
Mean maximum 25°C
(77°F)		 25°C
(77°F)		 23°C
(74°F)		 21°C
(69°F)		 18°C
(65°F)		 15°C
(59°F)		 14°C
(58°F)		 14°C
(58°F)		 16°C
(62°F)		 19°C
(66°F)		 21°C
(71°F)		 22°C
(73°F)
Average high 21°C
(69°F)		 21°C
(69°F)		 19°C
(66°F)		 16°C
(62°F)		 14°C
(58°F)		 12°C
(53°F)		 11°C
(52°F)		 12°C
(53°F)		 12°C
(55°F)		 15°C
(58°F)		 17°C
(62°F)		 19°C
(66°F)
Daily mean 17°C
(62°F)		 16°C
(62°F)		 15°C
(59°F)		 12°C
(55°F)		 10°C
(51°F)		 8°C
(47°F)		 7°C
(46°F)		 8°C
(47°F)		 9°C
(49°F)		 11°C
(52°F)		 13°C
(56°F)		 15°C
(60°F)
Average low 13°C
(55°F)		 12°C
(54°F)		 11°C
(52°F)		 9°C
(48°F)		 7°C
(45°F)		 5°C
(42°F)		 4°C
(39°F)		 4°C
(40°F)		 5°C
(42°F)		 7°C
(45°F)		 10°C
(49°F)		 12°C
(53°F)
Mean minimum 7°C
(46°F)		 6°C
(43°F)		 5°C
(41°F)		 2°C
(37°F)		 1°C
(34°F)		 2°C
(36°F)		 -2°C
(29°F)		 -1°C
(31°F)		 0°C
(32°F)		 1°C
(33°F)		 5°C
(42°F)		 7°C
(44°F)
Minimum 5°C
(41°F)		 3°C
(38°F)		 3°C
(38°F)		 1°C
(33°F)		 -2°C
(29°F)		 -2°C
(29°F)		 -4°C
(25°F)		 -2°C
(28°F)		 -1°C
(31°F)		 -1°C
(30°F)		 4°C
(40°F)		 3°C
(38°F)

Compare climate in Carterton with other places

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

Monthly average precipitation in Carterton, Wellington, New Zealand §

Carterton usually has the most precipitation in September, November and December, with an average of 15 rainy days and 122 mm (4.8 inches) of precipitation per month.The driest months in Carterton are January, February and May. On average, 66 mm (2.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Carterton, Wellington, New Zealand.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 62 (2.4) 68 (2.7) 84 (3.3) 110 (4.3) 69 (2.7) 101 (4.0) 98 (3.9) 90 (3.6) 113 (4.5) 95 (3.7) 110 (4.3) 143 (5.6)
Average precipitation days (≥ 1 mm) 10 8 10 12 10 13 13 14 15 13 14 16

Monthly sunshine hours in Carterton, Wellington, New Zealand §

The sunniest months in Carterton are February, November and December, when the sun shines an average of 10 hours 9 minutes a day.Least sunny months in Carterton: May, June and July receive an average of 6 hours 3 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Carterton, Wellington, New Zealand.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 279 286 266 230 203 163 190 224 244 279 302 325
Mean daily daylight hours 14h 43m 13h 39m 12h 19m 10h 57m 9h 49m 9h 15m 9h 32m 10h 31m 11h 48m 13h 10m 14h 24m 15h 3m

Solar UV radiation in Carterton, Wellington, New Zealand §

Carterton 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 Carterton UV Index data.

Average daily maximum UV levels by month for Carterton, Wellington, New Zealand.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 13 13 9 7 4 2 2 4 6 9 11 13