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Monthly climate in Belfast, Canterbury, New Zealand

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Belfast features a oceanic climate (Cfb).Temperatures typically range between 8 °C (47 °F) and 17 °C (63 °F) through the year, but rarely can drop to 1 °C (35 °F) or can rise to as high as 28 °C (83 °F).The average annual precipitation amounts to about 695 mm (27.3 inches) and receives 100 rainy days on the 1 mm (0.04 inches) threshold annually.Belfast enjoys an average of 3046 hours of sunshine throughout the year, and daylight varies from 8 hours 58 minutes to 15 hours 21 minutes per day.

Monthly average temperatures in Belfast, Canterbury, New Zealand §

The warmest months in Belfast are January, February and December, with daily mean temperatures ranging from 16 to 17 °C (61 - 63 °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 - 48 °F) throughout the day. On average each year, Belfast experiences 3 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 Belfast, 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 28°C
(82°F)		 28°C
(83°F)		 25°C
(77°F)		 23°C
(74°F)		 20°C
(69°F)		 18°C
(64°F)		 15°C
(59°F)		 16°C
(62°F)		 18°C
(65°F)		 22°C
(72°F)		 23°C
(74°F)		 26°C
(78°F)
Mean maximum 26°C
(78°F)		 26°C
(79°F)		 24°C
(75°F)		 21°C
(70°F)		 18°C
(65°F)		 15°C
(59°F)		 14°C
(57°F)		 15°C
(59°F)		 18°C
(64°F)		 20°C
(68°F)		 22°C
(71°F)		 23°C
(74°F)
Average high 20°C
(68°F)		 20°C
(68°F)		 18°C
(65°F)		 16°C
(61°F)		 14°C
(57°F)		 11°C
(52°F)		 10°C
(51°F)		 11°C
(52°F)		 13°C
(55°F)		 14°C
(58°F)		 16°C
(62°F)		 18°C
(65°F)
Daily mean 17°C
(63°F)		 17°C
(63°F)		 16°C
(60°F)		 13°C
(56°F)		 11°C
(52°F)		 9°C
(48°F)		 8°C
(47°F)		 9°C
(48°F)		 10°C
(50°F)		 12°C
(53°F)		 14°C
(57°F)		 16°C
(61°F)
Average low 14°C
(58°F)		 14°C
(58°F)		 13°C
(56°F)		 11°C
(52°F)		 9°C
(48°F)		 7°C
(45°F)		 6°C
(43°F)		 6°C
(44°F)		 7°C
(45°F)		 9°C
(49°F)		 11°C
(53°F)		 13°C
(56°F)
Mean minimum 11°C
(52°F)		 10°C
(51°F)		 10°C
(50°F)		 7°C
(46°F)		 5°C
(41°F)		 5°C
(41°F)		 3°C
(37°F)		 3°C
(37°F)		 3°C
(39°F)		 5°C
(41°F)		 7°C
(45°F)		 10°C
(50°F)
Minimum 10°C
(50°F)		 9°C
(49°F)		 8°C
(47°F)		 6°C
(42°F)		 4°C
(39°F)		 2°C
(36°F)		 2°C
(35°F)		 1°C
(35°F)		 3°C
(37°F)		 3°C
(38°F)		 7°C
(44°F)		 9°C
(48°F)

Compare climate in Belfast with other places

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

Monthly average precipitation in Belfast, Canterbury, New Zealand §

Belfast usually has the most precipitation in April, November and December, with an average of 9 rainy days and 73 mm (2.9 inches) of precipitation per month.The driest months in Belfast are February, August and September. On average, 44 mm (1.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Belfast, 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) 47 (1.8) 40 (1.6) 55 (2.2) 70 (2.8) 52 (2.1) 66 (2.6) 66 (2.6) 46 (1.8) 46 (1.8) 56 (2.2) 68 (2.7) 81 (3.2)
Average precipitation days (≥ 1 mm) 7 6 9 8 7 8 10 8 8 10 8 11

Monthly sunshine hours in Belfast, Canterbury, New Zealand §

The sunniest months in Belfast are February, November and December, when the sun shines an average of 10 hours 31 minutes a day.Least sunny months in Belfast: May, June and July receive an average of 6 hours 2 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Belfast, 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 279 299 267 231 204 164 185 220 250 293 313 334
Mean daily daylight hours 14h 59m 13h 49m 12h 20m 10h 51m 9h 36m 8h 58m 9h 16m 10h 22m 11h 47m 13h 17m 14h 38m 15h 21m

Solar UV radiation in Belfast, Canterbury, New Zealand §

Belfast 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 3. For more detailed information, check out our hourly Belfast UV Index data.

Average daily maximum UV levels by month for Belfast, 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 3 2 2 3 5 9 10 12