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Monthly climate in Sefton, Canterbury, New Zealand

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Sefton features a oceanic climate (Cfb).Temperatures typically range between 8 °C (46 °F) and 16 °C (62 °F) through the year, but rarely can drop to 2 °C (35 °F) or can rise to as high as 26 °C (79 °F).The average annual precipitation amounts to about 881 mm (34.7 inches) and receives 122 rainy days on the 1 mm (0.04 inches) threshold annually.Sefton enjoys an average of 2983 hours of sunshine throughout the year, and daylight varies from 9 hours 1 minutes to 15 hours 18 minutes per day.

Monthly average temperatures in Sefton, Canterbury, New Zealand §

The warmest months in Sefton are January, February and December, with daily mean temperatures ranging from 15 to 16 °C (59 - 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 (46 - 48 °F) throughout the day. On average each year, Sefton 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 Sefton, Canterbury, 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 25°C
(78°F)		 26°C
(79°F)		 23°C
(74°F)		 22°C
(71°F)		 19°C
(67°F)		 17°C
(63°F)		 15°C
(60°F)		 15°C
(60°F)		 18°C
(64°F)		 20°C
(68°F)		 22°C
(72°F)		 24°C
(76°F)
Mean maximum 24°C
(76°F)		 24°C
(76°F)		 22°C
(72°F)		 20°C
(69°F)		 18°C
(64°F)		 15°C
(58°F)		 14°C
(57°F)		 14°C
(58°F)		 17°C
(62°F)		 19°C
(66°F)		 20°C
(69°F)		 22°C
(72°F)
Average high 19°C
(66°F)		 19°C
(66°F)		 17°C
(64°F)		 15°C
(60°F)		 13°C
(57°F)		 11°C
(51°F)		 10°C
(51°F)		 11°C
(52°F)		 12°C
(54°F)		 14°C
(57°F)		 16°C
(60°F)		 17°C
(63°F)
Daily mean 16°C
(62°F)		 16°C
(62°F)		 15°C
(59°F)		 13°C
(55°F)		 11°C
(52°F)		 9°C
(48°F)		 8°C
(46°F)		 8°C
(47°F)		 10°C
(49°F)		 11°C
(52°F)		 13°C
(56°F)		 15°C
(59°F)
Average low 14°C
(57°F)		 14°C
(57°F)		 13°C
(55°F)		 11°C
(51°F)		 9°C
(48°F)		 7°C
(44°F)		 6°C
(43°F)		 6°C
(44°F)		 7°C
(45°F)		 9°C
(48°F)		 11°C
(52°F)		 13°C
(55°F)
Mean minimum 10°C
(50°F)		 10°C
(50°F)		 9°C
(49°F)		 7°C
(44°F)		 5°C
(41°F)		 5°C
(41°F)		 3°C
(37°F)		 3°C
(37°F)		 3°C
(38°F)		 5°C
(41°F)		 7°C
(45°F)		 9°C
(49°F)
Minimum 9°C
(48°F)		 9°C
(49°F)		 8°C
(46°F)		 4°C
(39°F)		 4°C
(39°F)		 2°C
(37°F)		 2°C
(36°F)		 2°C
(35°F)		 2°C
(36°F)		 3°C
(38°F)		 6°C
(43°F)		 8°C
(47°F)

Compare climate in Sefton with other places

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

Monthly average precipitation in Sefton, Canterbury, New Zealand §

Sefton usually has the most precipitation in April, November and December, with an average of 11 rainy days and 92 mm (3.6 inches) of precipitation per month.The driest months in Sefton are January, February and August. On average, 56 mm (2.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Sefton, Canterbury, 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) 57 (2.2) 55 (2.2) 71 (2.8) 85 (3.4) 73 (2.9) 79 (3.1) 77 (3.0) 55 (2.2) 62 (2.4) 77 (3.0) 86 (3.4) 104 (4.1)
Average precipitation days (≥ 1 mm) 8 7 11 9 9 10 11 10 10 13 11 13

Monthly sunshine hours in Sefton, Canterbury, New Zealand §

The sunniest months in Sefton are February, November and December, when the sun shines an average of 10 hours 15 minutes a day.Least sunny months in Sefton: May, June and July receive an average of 5 hours 57 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Sefton, Canterbury, 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 276 291 261 228 203 162 181 217 243 286 301 329
Mean daily daylight hours 14h 57m 13h 47m 12h 20m 10h 52m 9h 38m 9h 1m 9h 19m 10h 23m 11h 47m 13h 16m 14h 35m 15h 18m

Solar UV radiation in Sefton, Canterbury, New Zealand §

Sefton experiences the highest level of ultraviolet (UV) radiation in January, February and December, when the maximum UV index can reach values of 12 - 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 Sefton UV Index data.

Average daily maximum UV levels by month for Sefton, Canterbury, 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 12 9 6 4 2 2 4 6 9 10 12