Monthly climate in Joondalup, Western Australia, Australia

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Joondalup features a hot-summer Mediterranean climate (Csa). Temperatures typically range between 14 °C (58 °F) and 24 °C (75 °F) through the year, but rarely can drop to 6 °C (44 °F) or can rise to as high as 40 °C (104 °F). The average annual precipitation amounts to about 606 mm (23.9 inches) and receives 70 rainy days on the 1 mm (0.04 inches) threshold annually. Joondalup enjoys an average of 3710 hours of sunshine throughout the year, and daylight varies from 10 hours 4 minutes to 14 hours 10 minutes per day.

Monthly average temperatures in Joondalup, Western Australia, Australia §

The warmest months in Joondalup are January, February and March, with daily mean temperatures ranging from 23 to 24 °C (73 - 75 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 14 to 15 °C (58 - 59 °F) throughout the day. On average each year, Joondalup experiences 114 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 Joondalup, 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 38°C
(101°F)
38°C
(101°F)
35°C
(95°F)
35°C
(95°F)
29°C
(85°F)
24°C
(76°F)
23°C
(74°F)
26°C
(80°F)
29°C
(85°F)
33°C
(91°F)
36°C
(96°F)
40°C
(104°F)
Mean maximum 37°C
(98°F)
36°C
(97°F)
34°C
(94°F)
31°C
(89°F)
27°C
(81°F)
22°C
(72°F)
21°C
(71°F)
23°C
(75°F)
26°C
(80°F)
30°C
(86°F)
32°C
(91°F)
37°C
(98°F)
Average high 28°C
(84°F)
28°C
(83°F)
27°C
(81°F)
24°C
(76°F)
21°C
(71°F)
19°C
(66°F)
18°C
(64°F)
18°C
(64°F)
19°C
(67°F)
21°C
(70°F)
24°C
(76°F)
28°C
(82°F)
Daily mean 24°C
(75°F)
24°C
(75°F)
23°C
(73°F)
20°C
(68°F)
17°C
(63°F)
15°C
(59°F)
14°C
(58°F)
14°C
(58°F)
15°C
(60°F)
17°C
(63°F)
20°C
(68°F)
23°C
(73°F)
Average low 19°C
(67°F)
20°C
(67°F)
19°C
(67°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
(60°F)
18°C
(65°F)
Mean minimum 14°C
(58°F)
15°C
(59°F)
13°C
(56°F)
12°C
(53°F)
9°C
(49°F)
8°C
(47°F)
9°C
(48°F)
8°C
(46°F)
8°C
(47°F)
9°C
(49°F)
11°C
(52°F)
13°C
(55°F)
Minimum 13°C
(56°F)
14°C
(57°F)
11°C
(52°F)
9°C
(49°F)
7°C
(45°F)
7°C
(45°F)
8°C
(47°F)
6°C
(44°F)
7°C
(44°F)
8°C
(47°F)
10°C
(50°F)
10°C
(50°F)

Compare climate in Joondalup with other places

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

Monthly average precipitation in Joondalup, Western Australia, Australia §

Joondalup usually has the most precipitation in June, July and August, with an average of 12 rainy days and 104 mm (4.1 inches) of precipitation per month. The driest months in Joondalup are March, April and December. On average, 17 mm (0.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Joondalup, 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 (1.2) 58 (2.3) 20 (0.8) 21 (0.8) 54 (2.1) 100 (3.9) 111 (4.4) 102 (4.0) 39 (1.5) 39 (1.5) 24 (0.9) 9 (0.3)
Average precipitation days (≥ 1 mm) 1 3 3 3 7 10 15 11 8 6 2 1

Monthly sunshine hours in Joondalup, Western Australia, Australia §

The sunniest months in Joondalup are October, November and December, when the sun shines an average of 11 hours 36 minutes a day. Least sunny months in Joondalup: May, June and July receive an average of 8 hours 55 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Joondalup, 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 307 314 323 289 281 264 274 288 298 332 353 382
Mean daily daylight hours 13h 57m 13h 12m 12h 14m 11h 16m 10h 28m 10h 4m 10h 17m 10h 58m 11h 53m 12h 52m 13h 43m 14h 10m

Solar UV radiation in Joondalup, Western Australia, Australia §

Joondalup 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 Joondalup UV Index data.

Average daily maximum UV levels by month for Joondalup, 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 12 9 6 4 4 6 8 11 13 14

Detailed Monthly Weather Insights for Joondalup, Western Australia, Australia

Discover in-depth weather details for every month in Joondalup. Click through the links below for comprehensive overviews of temperature trends, precipitation levels, sunshine hours, and solar UV radiation specifics. Whether planning a visit or simply curious about Joondalup's climate nuances, these monthly breakdowns provide the information you need for an informed understanding of what to expect throughout the year.

Each link leads to a detailed account of the typical weather conditions for that month, providing both locals and tourists with vital information to plan their daily activities, wardrobe, and travel itineraries accordingly.