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Monthly climate in Palmers Island, Australia

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Palmers Island features a humid subtropical climate (Cfa). Temperatures typically range between 15 °C (59 °F) and 25 °C (76 °F) through the year, but rarely can drop to 6 °C (44 °F) or can rise to as high as 37 °C (98 °F). The average annual precipitation amounts to about 1138 mm (44.8 inches) and receives 129 rainy days on the 1 mm (0.04 inches) threshold annually. Palmers Island enjoys an average of 3374 hours of sunshine throughout the year, and daylight varies from 10 hours 16 minutes to 13 hours 59 minutes per day.

Monthly average temperatures in Palmers Island, Australia

The warmest months in Palmers Island are January, February and December, with daily mean temperatures ranging from 23 to 25 °C (74 - 76 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 15 to 16 °C (59 - 61 °F) throughout the day. On average each year, Palmers Island experiences 118 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 Palmers Island. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum34°C
(94°F)		37°C
(98°F)		32°C
(90°F)		30°C
(86°F)		27°C
(81°F)		24°C
(75°F)		24°C
(75°F)		29°C
(84°F)		32°C
(89°F)		31°C
(89°F)		33°C
(92°F)		33°C
(92°F)
Mean maximum32°C
(90°F)		33°C
(91°F)		30°C
(87°F)		28°C
(83°F)		25°C
(77°F)		22°C
(71°F)		23°C
(74°F)		26°C
(79°F)		28°C
(83°F)		30°C
(86°F)		31°C
(88°F)		32°C
(90°F)
Average high28°C
(82°F)		27°C
(81°F)		26°C
(79°F)		24°C
(75°F)		22°C
(71°F)		19°C
(67°F)		19°C
(67°F)		20°C
(69°F)		22°C
(72°F)		24°C
(75°F)		25°C
(77°F)		27°C
(80°F)
Daily mean25°C
(76°F)		24°C
(76°F)		23°C
(74°F)		21°C
(69°F)		18°C
(65°F)		16°C
(61°F)		15°C
(59°F)		16°C
(60°F)		18°C
(64°F)		20°C
(68°F)		22°C
(71°F)		23°C
(74°F)
Average low22°C
(72°F)		22°C
(71°F)		21°C
(70°F)		18°C
(64°F)		15°C
(60°F)		13°C
(55°F)		11°C
(53°F)		11°C
(53°F)		14°C
(57°F)		17°C
(62°F)		18°C
(65°F)		21°C
(69°F)
Mean minimum19°C
(67°F)		19°C
(67°F)		18°C
(65°F)		15°C
(59°F)		11°C
(53°F)		9°C
(49°F)		7°C
(45°F)		8°C
(47°F)		10°C
(51°F)		13°C
(56°F)		15°C
(59°F)		17°C
(64°F)
Minimum17°C
(63°F)		18°C
(66°F)		17°C
(63°F)		13°C
(55°F)		9°C
(48°F)		8°C
(46°F)		6°C
(44°F)		6°C
(44°F)		9°C
(49°F)		13°C
(55°F)		14°C
(57°F)		17°C
(62°F)

Compare climate in Palmers Island with other places

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

Monthly average precipitation in Palmers Island, Australia

Palmers Island usually has the most precipitation in February, March and December, with an average of 15 rainy days and 185 mm (7.3 inches) of precipitation per month. The driest months in Palmers Island are July, August and September. On average, 36 mm (1.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Palmers Island. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)69 (2.7)188 (7.4)197 (7.7)81 (3.2)57 (2.2)92 (3.6)48 (1.9)31 (1.2)30 (1.2)117 (4.6)57 (2.3)170 (6.7)
Average precipitation days (≥ 1 mm)91418141011856111013

Monthly sunshine hours in Palmers Island, Australia

The sunniest months in Palmers Island are September, November and December, when the sun shines an average of 10 hours 19 minutes a day. Least sunny months in Palmers Island: May, June and July receive an average of 8 hours 12 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Palmers Island. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours273279273271258239257288296292319323
Mean daily daylight hours13h 46m13h 6m12h 13m11h 21m10h 37m10h 16m10h 26m11h 4m11h 54m12h 47m13h 34m13h 59m

Solar UV radiation in Palmers Island, Australia

Palmers Island experiences the highest level of ultraviolet (UV) radiation in January, February and December, when the maximum UV index can reach values of 15 - 15, which corresponds to the Extreme category of sun exposure. May, June and July are in the Moderate / High exposure category. In these months, the maximum values of the UV index do not exceed 7. For more detailed information, check out our hourly Palmers Island UV Index data.

Average daily maximum UV levels by month for Palmers Island. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)151513974579111315