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Monthly climate in Romaine, Australia

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Romaine features a oceanic climate (Cfb). Temperatures typically range between 9 °C (49 °F) and 17 °C (63 °F) through the year, but rarely can drop to 3 °C (39 °F) or can rise to as high as 25 °C (77 °F). The average annual precipitation amounts to about 893 mm (35.2 inches) and receives 123 rainy days on the 1 mm (0.04 inches) threshold annually. Romaine enjoys an average of 3252 hours of sunshine throughout the year, and daylight varies from 9 hours 14 minutes to 15 hours 3 minutes per day.

Monthly average temperatures in Romaine, Australia

The warmest months in Romaine are January, February and March, with daily mean temperatures ranging from 16 to 17 °C (61 - 63 °F) throughout the day. The coldest temperatures usually occur in July, August and September, when daily mean temperatures range from 9 to 10 °C (49 - 50 °F) throughout the day. On average each year, Romaine 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 Romaine. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum25°C
(77°F)		23°C
(73°F)		23°C
(73°F)		22°C
(72°F)		17°C
(64°F)		16°C
(61°F)		13°C
(56°F)		14°C
(58°F)		17°C
(62°F)		17°C
(63°F)		21°C
(70°F)		22°C
(73°F)
Mean maximum23°C
(74°F)		22°C
(72°F)		21°C
(70°F)		19°C
(67°F)		17°C
(62°F)		14°C
(57°F)		13°C
(56°F)		13°C
(56°F)		15°C
(59°F)		17°C
(62°F)		20°C
(68°F)		21°C
(71°F)
Average high19°C
(67°F)		19°C
(66°F)		18°C
(65°F)		16°C
(61°F)		14°C
(57°F)		12°C
(55°F)		11°C
(53°F)		11°C
(53°F)		12°C
(54°F)		14°C
(57°F)		15°C
(60°F)		17°C
(63°F)
Daily mean17°C
(63°F)		16°C
(62°F)		16°C
(61°F)		14°C
(57°F)		12°C
(54°F)		11°C
(51°F)		10°C
(50°F)		9°C
(49°F)		10°C
(50°F)		12°C
(53°F)		13°C
(56°F)		15°C
(59°F)
Average low14°C
(58°F)		14°C
(57°F)		14°C
(57°F)		12°C
(53°F)		10°C
(50°F)		9°C
(48°F)		8°C
(47°F)		7°C
(45°F)		8°C
(46°F)		9°C
(49°F)		11°C
(52°F)		12°C
(54°F)
Mean minimum11°C
(53°F)		10°C
(50°F)		10°C
(50°F)		8°C
(46°F)		6°C
(44°F)		6°C
(44°F)		5°C
(41°F)		4°C
(40°F)		4°C
(40°F)		6°C
(43°F)		6°C
(44°F)		9°C
(49°F)
Minimum10°C
(50°F)		9°C
(48°F)		8°C
(47°F)		6°C
(43°F)		5°C
(42°F)		5°C
(41°F)		5°C
(41°F)		3°C
(39°F)		4°C
(39°F)		6°C
(43°F)		6°C
(42°F)		8°C
(46°F)

Compare climate in Romaine with other places

Compare temperature, precipitation, sunshine, UV index in Romaine, Australia with other places around the world.

Monthly average precipitation in Romaine, Australia

Romaine usually has the most precipitation in May, July and October, with an average of 12 rainy days and 100 mm (3.9 inches) of precipitation per month. The driest months in Romaine are January, November and December. On average, 51 mm (2.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Romaine. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)42 (1.6)65 (2.6)65 (2.6)69 (2.7)92 (3.6)80 (3.2)114 (4.5)85 (3.4)73 (2.9)95 (3.7)57 (2.2)54 (2.1)
Average precipitation days (≥ 1 mm)6810912101513121198

Monthly sunshine hours in Romaine, Australia

The sunniest months in Romaine are October, November and December, when the sun shines an average of 10 hours 49 minutes a day. Least sunny months in Romaine: May, June and July receive an average of 6 hours 51 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Romaine. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours294298286247217200211239259308330356
Mean daily daylight hours14h 43m13h 39m12h 19m10h 57m9h 49m9h 14m9h 32m10h 31m11h 49m13h 11m14h 24m15h 3m

Solar UV radiation in Romaine, Australia

Romaine experiences the highest level of ultraviolet (UV) radiation in January, November 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 4. For more detailed information, check out our hourly Romaine UV Index data.

Average daily maximum UV levels by month for Romaine. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)13111064224691113