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Monthly climate in Mornington, New Zealand

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Mornington features a oceanic climate (Cfb). Temperatures typically range between 7 °C (46 °F) and 14 °C (58 °F) through the year, but rarely can drop to 2 °C (36 °F) or can rise to as high as 26 °C (80 °F). The average annual precipitation amounts to about 913 mm (35.9 inches) and receives 154 rainy days on the 1 mm (0.04 inches) threshold annually. Mornington enjoys an average of 2834 hours of sunshine throughout the year, and daylight varies from 8 hours 41 minutes to 15 hours 38 minutes per day.

Monthly average temperatures in Mornington, New Zealand

The warmest months in Mornington are January, February and March, with daily mean temperatures ranging from 14 to 14 °C (57 - 58 °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, Mornington 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 Mornington. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum23°C
(74°F)		26°C
(80°F)		24°C
(76°F)		21°C
(70°F)		17°C
(63°F)		17°C
(63°F)		14°C
(57°F)		16°C
(60°F)		18°C
(64°F)		19°C
(67°F)		21°C
(71°F)		23°C
(74°F)
Mean maximum21°C
(71°F)		23°C
(74°F)		22°C
(71°F)		18°C
(65°F)		16°C
(61°F)		13°C
(56°F)		13°C
(56°F)		14°C
(58°F)		17°C
(62°F)		18°C
(64°F)		20°C
(68°F)		21°C
(70°F)
Average high17°C
(63°F)		17°C
(63°F)		16°C
(61°F)		14°C
(58°F)		13°C
(55°F)		10°C
(50°F)		10°C
(50°F)		11°C
(51°F)		12°C
(53°F)		12°C
(55°F)		14°C
(58°F)		16°C
(61°F)
Daily mean14°C
(58°F)		14°C
(58°F)		14°C
(57°F)		12°C
(54°F)		10°C
(50°F)		8°C
(46°F)		7°C
(46°F)		8°C
(47°F)		9°C
(49°F)		10°C
(51°F)		12°C
(54°F)		14°C
(57°F)
Average low12°C
(55°F)		12°C
(54°F)		12°C
(53°F)		10°C
(50°F)		8°C
(46°F)		6°C
(43°F)		5°C
(42°F)		6°C
(43°F)		7°C
(44°F)		8°C
(47°F)		10°C
(50°F)		12°C
(53°F)
Mean minimum9°C
(49°F)		9°C
(48°F)		8°C
(47°F)		7°C
(44°F)		4°C
(40°F)		4°C
(40°F)		3°C
(37°F)		3°C
(38°F)		4°C
(39°F)		5°C
(41°F)		7°C
(44°F)		9°C
(48°F)
Minimum8°C
(47°F)		8°C
(47°F)		6°C
(43°F)		5°C
(42°F)		3°C
(38°F)		3°C
(37°F)		2°C
(36°F)		2°C
(36°F)		2°C
(36°F)		4°C
(39°F)		5°C
(41°F)		7°C
(46°F)

Compare climate in Mornington with other places

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

Monthly average precipitation in Mornington, New Zealand

Mornington usually has the most precipitation in January, February and December, with an average of 13 rainy days and 98 mm (3.8 inches) of precipitation per month. The driest months in Mornington are March, June and August. On average, 56 mm (2.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Mornington. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)98 (3.9)103 (4.0)59 (2.3)78 (3.1)60 (2.4)57 (2.3)75 (2.9)52 (2.0)64 (2.5)83 (3.3)92 (3.6)92 (3.6)
Average precipitation days (≥ 1 mm)141111111012131413141516

Monthly sunshine hours in Mornington, New Zealand

The sunniest months in Mornington are February, November and December, when the sun shines an average of 9 hours 58 minutes a day. Least sunny months in Mornington: May, June and July receive an average of 5 hours 38 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Mornington. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours252276252214187160170196243257302319
Mean daily daylight hours15h 15m13h 58m12h 21m10h 45m9h 23m8h 41m9h 2m10h 13m11h 46m13h 23m14h 51m15h 38m

Solar UV radiation in Mornington, New Zealand

Mornington experiences the highest level of ultraviolet (UV) radiation in January, February and December, when the maximum UV index can reach values of 11 - 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 Mornington UV Index data.

Average daily maximum UV levels by month for Mornington. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)131185322358912