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Monthly climate in Cromwell, Otago, New Zealand

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Cromwell features a oceanic climate (Cfb).Temperatures typically range between 0 °C (33 °F) and 14 °C (57 °F) through the year, but rarely can drop to -13 °C (9 °F) or can rise to as high as 28 °C (83 °F).The average annual precipitation amounts to about 1046 mm (41.2 inches) and receives 139 rainy days on the 1 mm (0.04 inches) threshold annually.Cromwell enjoys an average of 2849 hours of sunshine throughout the year, and daylight varies from 8 hours 48 minutes to 15 hours 31 minutes per day.

Monthly average temperatures in Cromwell, Otago, New Zealand §

The warmest months in Cromwell are January, February and December, with daily mean temperatures ranging from 12 to 14 °C (55 - 57 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 0 to 2 °C (33 - 37 °F) throughout the day. On average each year, Cromwell experiences 2 days above 25 °C (77.0 °F) and 88 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Cromwell, Otago, 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
(83°F)		 25°C
(78°F)		 23°C
(74°F)		 21°C
(69°F)		 16°C
(61°F)		 14°C
(57°F)		 9°C
(48°F)		 13°C
(56°F)		 16°C
(60°F)		 21°C
(71°F)		 25°C
(77°F)		 24°C
(76°F)
Mean maximum 25°C
(78°F)		 24°C
(75°F)		 22°C
(71°F)		 18°C
(65°F)		 14°C
(58°F)		 10°C
(51°F)		 8°C
(46°F)		 11°C
(52°F)		 15°C
(58°F)		 19°C
(66°F)		 22°C
(72°F)		 23°C
(73°F)
Average high 19°C
(66°F)		 18°C
(65°F)		 17°C
(63°F)		 13°C
(55°F)		 9°C
(48°F)		 5°C
(41°F)		 4°C
(39°F)		 6°C
(43°F)		 9°C
(48°F)		 12°C
(54°F)		 15°C
(60°F)		 17°C
(63°F)
Daily mean 14°C
(57°F)		 13°C
(56°F)		 12°C
(54°F)		 8°C
(46°F)		 5°C
(40°F)		 1°C
(35°F)		 0°C
(33°F)		 2°C
(37°F)		 4°C
(40°F)		 8°C
(46°F)		 10°C
(51°F)		 12°C
(55°F)
Average low 9°C
(48°F)		 8°C
(47°F)		 7°C
(45°F)		 4°C
(39°F)		 1°C
(34°F)		 -2°C
(29°F)		 -3°C
(27°F)		 -1°C
(31°F)		 -0°C
(32°F)		 3°C
(37°F)		 5°C
(42°F)		 8°C
(46°F)
Mean minimum 3°C
(38°F)		 3°C
(37°F)		 1°C
(35°F)		 -2°C
(29°F)		 -6°C
(22°F)		 -6°C
(22°F)		 -9°C
(15°F)		 -9°C
(16°F)		 -6°C
(21°F)		 -5°C
(24°F)		 -1°C
(30°F)		 3°C
(38°F)
Minimum 2°C
(37°F)		 1°C
(35°F)		 -1°C
(30°F)		 -4°C
(25°F)		 -10°C
(14°F)		 -11°C
(13°F)		 -13°C
(9°F)		 -13°C
(9°F)		 -8°C
(17°F)		 -8°C
(19°F)		 -3°C
(26°F)		 1°C
(34°F)

Compare climate in Cromwell with other places

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

Monthly average precipitation in Cromwell, Otago, New Zealand §

Cromwell usually has the most precipitation in February, November and December, with an average of 12 rainy days and 110 mm (4.3 inches) of precipitation per month.The driest months in Cromwell are April, June and August. On average, 62 mm (2.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Cromwell, Otago, 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) 86 (3.4) 105 (4.1) 78 (3.1) 77 (3.0) 79 (3.1) 53 (2.1) 97 (3.8) 57 (2.3) 101 (4.0) 87 (3.4) 112 (4.4) 114 (4.5)
Average precipitation days (≥ 1 mm) 11 10 9 10 11 10 13 12 13 13 13 14

Monthly sunshine hours in Cromwell, Otago, New Zealand §

The sunniest months in Cromwell are February, November and December, when the sun shines an average of 10 hours 6 minutes a day.Least sunny months in Cromwell: May, June and July receive an average of 5 hours 24 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Cromwell, Otago, 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 261 284 262 217 184 158 155 192 242 263 301 324
Mean daily daylight hours 15h 9m 13h 54m 12h 21m 10h 47m 9h 28m 8h 48m 9h 8m 10h 17m 11h 46m 13h 21m 14h 46m 15h 31m

Solar UV radiation in Cromwell, Otago, New Zealand §

Cromwell 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 Cromwell UV Index data.

Average daily maximum UV levels by month for Cromwell, Otago, 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 4 5 9 10 13