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Monthly climate in Garden Island, Western Australia, Australia

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Garden Island features a hot-summer Mediterranean climate (Csa).Temperatures typically range between 14 °C (57 °F) and 23 °C (74 °F) through the year, but rarely can drop to 6 °C (44 °F) or can rise to as high as 39 °C (103 °F).The average annual precipitation amounts to about 665 mm (26.2 inches) and receives 77 rainy days on the 1 mm (0.04 inches) threshold annually.Garden Island enjoys an average of 3691 hours of sunshine throughout the year, and daylight varies from 10 hours 3 minutes to 14 hours 12 minutes per day.

Monthly average temperatures in Garden Island, Western Australia, Australia §

The warmest months in Garden Island are January, February and March, with daily mean temperatures ranging from 22 to 23 °C (73 - 74 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 14 to 15 °C (57 - 59 °F) throughout the day. On average each year, Garden Island experiences 102 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 Garden Island, Western Australia, Australia.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 37°C
(98°F)		 37°C
(99°F)		 35°C
(95°F)		 34°C
(93°F)		 28°C
(82°F)		 24°C
(75°F)		 22°C
(72°F)		 25°C
(77°F)		 27°C
(81°F)		 32°C
(90°F)		 35°C
(95°F)		 39°C
(103°F)
Mean maximum 36°C
(96°F)		 35°C
(94°F)		 33°C
(93°F)		 30°C
(87°F)		 25°C
(78°F)		 21°C
(71°F)		 21°C
(70°F)		 23°C
(73°F)		 25°C
(77°F)		 29°C
(84°F)		 31°C
(89°F)		 36°C
(97°F)
Average high 28°C
(82°F)		 28°C
(82°F)		 27°C
(80°F)		 24°C
(75°F)		 21°C
(69°F)		 18°C
(65°F)		 17°C
(63°F)		 17°C
(63°F)		 19°C
(66°F)		 20°C
(69°F)		 23°C
(74°F)		 27°C
(81°F)
Daily mean 23°C
(74°F)		 23°C
(74°F)		 22°C
(73°F)		 20°C
(68°F)		 16°C
(62°F)		 15°C
(59°F)		 14°C
(58°F)		 14°C
(57°F)		 15°C
(59°F)		 17°C
(63°F)		 19°C
(67°F)		 22°C
(73°F)
Average low 19°C
(66°F)		 19°C
(67°F)		 19°C
(66°F)		 16°C
(61°F)		 13°C
(56°F)		 12°C
(54°F)		 12°C
(54°F)		 11°C
(52°F)		 12°C
(53°F)		 13°C
(56°F)		 15°C
(59°F)		 18°C
(64°F)
Mean minimum 14°C
(57°F)		 15°C
(58°F)		 13°C
(56°F)		 11°C
(53°F)		 9°C
(49°F)		 9°C
(48°F)		 9°C
(48°F)		 8°C
(46°F)		 8°C
(47°F)		 9°C
(48°F)		 11°C
(52°F)		 12°C
(55°F)
Minimum 12°C
(55°F)		 13°C
(56°F)		 11°C
(52°F)		 9°C
(49°F)		 7°C
(45°F)		 8°C
(46°F)		 8°C
(46°F)		 7°C
(44°F)		 6°C
(44°F)		 8°C
(46°F)		 9°C
(49°F)		 10°C
(50°F)

Compare climate in Garden Island with other places

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

Monthly average precipitation in Garden Island, Western Australia, Australia §

Garden Island usually has the most precipitation in June, July and August, with an average of 12 rainy days and 116 mm (4.6 inches) of precipitation per month.The driest months in Garden Island are March, April and December. On average, 18 mm (0.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Garden Island, Western Australia, Australia.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) 29 (1.1) 56 (2.2) 22 (0.9) 22 (0.9) 63 (2.5) 116 (4.6) 125 (4.9) 107 (4.2) 45 (1.8) 44 (1.7) 27 (1.1) 9 (0.3)
Average precipitation days (≥ 1 mm) 0 4 4 3 8 11 16 11 8 7 3 2

Monthly sunshine hours in Garden Island, Western Australia, Australia §

The sunniest months in Garden Island are October, November and December, when the sun shines an average of 11 hours 33 minutes a day.Least sunny months in Garden Island: May, June and July receive an average of 8 hours 47 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Garden Island, Western Australia, Australia.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 310 316 322 289 277 260 271 284 294 327 352 383
Mean daily daylight hours 13h 59m 13h 13m 12h 15m 11h 15m 10h 27m 10h 3m 10h 15m 10h 57m 11h 53m 12h 52m 13h 45m 14h 12m

Solar UV radiation in Garden Island, Western Australia, Australia §

Garden Island experiences the highest level of ultraviolet (UV) radiation in January, February and December, when the maximum UV index can reach values of 14 - 14, 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 6. For more detailed information, check out our hourly Garden Island UV Index data.

Average daily maximum UV levels by month for Garden Island, Western Australia, Australia.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) 14 14 11 8 6 4 4 6 8 11 13 14