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Monthly climate in Exmouth, Western Australia, Australia

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Exmouth features a hot desert climate (BWh).Temperatures typically range between 20 °C (68 °F) and 29 °C (84 °F) through the year, but rarely can drop to 11 °C (53 °F) or can rise to as high as 40 °C (104 °F).The average annual precipitation amounts to about 168 mm (6.6 inches) and receives 12 rainy days on the 1 mm (0.04 inches) threshold annually.Exmouth enjoys an average of 3764 hours of sunshine throughout the year, and daylight varies from 10 hours 48 minutes to 13 hours 26 minutes per day.

Monthly average temperatures in Exmouth, Western Australia, Australia §

The warmest months in Exmouth are January, February and March, with daily mean temperatures ranging from 28 to 29 °C (83 - 84 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 20 to 20 °C (68 - 69 °F) throughout the day. On average each year, Exmouth experiences 257 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 Exmouth, 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 40°C
(104°F)		 40°C
(104°F)		 39°C
(103°F)		 38°C
(100°F)		 32°C
(90°F)		 29°C
(85°F)		 28°C
(83°F)		 30°C
(86°F)		 34°C
(93°F)		 35°C
(95°F)		 35°C
(96°F)		 40°C
(103°F)
Mean maximum 38°C
(101°F)		 37°C
(99°F)		 38°C
(100°F)		 35°C
(95°F)		 32°C
(89°F)		 25°C
(78°F)		 27°C
(80°F)		 28°C
(82°F)		 32°C
(90°F)		 33°C
(92°F)		 34°C
(94°F)		 38°C
(101°F)
Average high 33°C
(91°F)		 32°C
(90°F)		 33°C
(92°F)		 31°C
(88°F)		 27°C
(82°F)		 24°C
(75°F)		 24°C
(75°F)		 24°C
(76°F)		 27°C
(80°F)		 28°C
(82°F)		 29°C
(85°F)		 32°C
(89°F)
Daily mean 28°C
(83°F)		 28°C
(83°F)		 29°C
(84°F)		 27°C
(81°F)		 24°C
(75°F)		 20°C
(69°F)		 20°C
(68°F)		 20°C
(68°F)		 22°C
(72°F)		 23°C
(73°F)		 24°C
(76°F)		 27°C
(80°F)
Average low 25°C
(77°F)		 25°C
(77°F)		 26°C
(78°F)		 24°C
(75°F)		 20°C
(69°F)		 18°C
(64°F)		 16°C
(62°F)		 16°C
(62°F)		 18°C
(64°F)		 19°C
(66°F)		 21°C
(69°F)		 23°C
(73°F)
Mean minimum 22°C
(71°F)		 22°C
(72°F)		 23°C
(73°F)		 20°C
(69°F)		 17°C
(63°F)		 15°C
(58°F)		 13°C
(57°F)		 13°C
(56°F)		 15°C
(60°F)		 16°C
(61°F)		 18°C
(64°F)		 20°C
(68°F)
Minimum 20°C
(69°F)		 21°C
(70°F)		 22°C
(72°F)		 18°C
(65°F)		 15°C
(60°F)		 11°C
(53°F)		 12°C
(54°F)		 12°C
(54°F)		 14°C
(57°F)		 16°C
(61°F)		 17°C
(63°F)		 19°C
(66°F)

Compare climate in Exmouth with other places

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

Monthly average precipitation in Exmouth, Western Australia, Australia §

Exmouth usually has the most precipitation in February, May and June, with an average of 2 rainy days and 37 mm (1.4 inches) of precipitation per month.The driest months in Exmouth are September, October and December. On average, 1 mm (0.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Exmouth, 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) 4 (0.2) 23 (0.9) 18 (0.7) 16 (0.6) 29 (1.1) 58 (2.3) 5 (0.2) 7 (0.3) 1 (0.0) 0 (0.0) 5 (0.2) 2 (0.1)
Average precipitation days (≥ 1 mm) 1 2 1 2 1 4 1 0 0 0 0 0

Monthly sunshine hours in Exmouth, Western Australia, Australia §

The sunniest months in Exmouth are October, November and December, when the sun shines an average of 11 hours 22 minutes a day.Least sunny months in Exmouth: January, May and June receive an average of 9 hours 22 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Exmouth, 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 289 308 326 300 296 276 296 309 313 340 345 360
Mean daily daylight hours 13h 17m 12h 48m 12h 11m 11h 33m 11h 2m 10h 48m 10h 55m 11h 22m 11h 57m 12h 35m 13h 8m 13h 26m

Solar UV radiation in Exmouth, Western Australia, Australia §

Exmouth experiences the highest level of ultraviolet (UV) radiation in January, November 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 High / Very High exposure category. In these months, the maximum values of the UV index do not exceed 8. For more detailed information, check out our hourly Exmouth UV Index data.

Average daily maximum UV levels by month for Exmouth, 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) 15 15 13 12 8 7 8 10 13 14 15 15