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Monthly climate in Mullumbimby, New South Wales, Australia

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Mullumbimby features a humid subtropical climate (Cfa). Temperatures typically range between 15 °C (59 °F) and 24 °C (75 °F) through the year, but rarely can drop to 6 °C (43 °F) or can rise to as high as 34 °C (93 °F). The average annual precipitation amounts to about 1329 mm (52.3 inches) and receives 148 rainy days on the 1 mm (0.04 inches) threshold annually. Mullumbimby enjoys an average of 3404 hours of sunshine throughout the year, and daylight varies from 10 hours 20 minutes to 13 hours 54 minutes per day.

Monthly average temperatures in Mullumbimby, New South Wales, Australia §

The warmest months in Mullumbimby are January, February and December, with daily mean temperatures ranging from 23 to 24 °C (74 - 75 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 15 to 15 °C (59 - 60 °F) throughout the day. On average each year, Mullumbimby experiences 112 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 Mullumbimby, New South Wales, 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 32°C
(90°F)		 34°C
(93°F)		 32°C
(90°F)		 30°C
(86°F)		 26°C
(78°F)		 23°C
(73°F)		 23°C
(74°F)		 26°C
(80°F)		 30°C
(86°F)		 29°C
(85°F)		 31°C
(88°F)		 33°C
(91°F)
Mean maximum 30°C
(87°F)		 31°C
(88°F)		 30°C
(87°F)		 28°C
(83°F)		 25°C
(77°F)		 22°C
(71°F)		 22°C
(72°F)		 24°C
(76°F)		 26°C
(80°F)		 27°C
(82°F)		 28°C
(83°F)		 30°C
(87°F)
Average high 27°C
(81°F)		 27°C
(80°F)		 26°C
(79°F)		 24°C
(75°F)		 21°C
(71°F)		 19°C
(67°F)		 19°C
(67°F)		 20°C
(69°F)		 22°C
(71°F)		 23°C
(74°F)		 25°C
(77°F)		 26°C
(80°F)
Daily mean 24°C
(75°F)		 24°C
(75°F)		 23°C
(73°F)		 20°C
(68°F)		 18°C
(64°F)		 15°C
(60°F)		 15°C
(59°F)		 15°C
(60°F)		 17°C
(63°F)		 19°C
(67°F)		 21°C
(70°F)		 23°C
(74°F)
Average low 21°C
(71°F)		 21°C
(70°F)		 20°C
(69°F)		 17°C
(63°F)		 15°C
(59°F)		 12°C
(54°F)		 11°C
(52°F)		 11°C
(52°F)		 13°C
(56°F)		 16°C
(62°F)		 18°C
(65°F)		 20°C
(69°F)
Mean minimum 19°C
(66°F)		 19°C
(66°F)		 18°C
(64°F)		 14°C
(58°F)		 11°C
(52°F)		 9°C
(49°F)		 7°C
(46°F)		 8°C
(46°F)		 10°C
(49°F)		 12°C
(54°F)		 14°C
(58°F)		 17°C
(63°F)
Minimum 16°C
(61°F)		 17°C
(63°F)		 16°C
(62°F)		 12°C
(54°F)		 10°C
(50°F)		 8°C
(47°F)		 7°C
(45°F)		 6°C
(43°F)		 9°C
(48°F)		 11°C
(53°F)		 13°C
(57°F)		 17°C
(62°F)

Compare climate in Mullumbimby with other places

Compare temperature, precipitation, sunshine, UV index in Mullumbimby, New South Wales, Australia with other places around the world.

Monthly average precipitation in Mullumbimby, New South Wales, Australia §

Mullumbimby usually has the most precipitation in February, March and December, with an average of 18 rainy days and 202 mm (7.9 inches) of precipitation per month. The driest months in Mullumbimby are July, August and September. On average, 47 mm (1.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Mullumbimby, New South Wales, 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) 94 (3.7) 212 (8.3) 223 (8.8) 85 (3.4) 69 (2.7) 86 (3.4) 64 (2.5) 35 (1.4) 41 (1.6) 162 (6.4) 88 (3.4) 170 (6.7)
Average precipitation days (≥ 1 mm) 12 17 21 14 12 12 9 4 6 13 12 16

Monthly sunshine hours in Mullumbimby, New South Wales, Australia §

The sunniest months in Mullumbimby are September, November and December, when the sun shines an average of 10 hours 28 minutes a day. Least sunny months in Mullumbimby: May, June and July receive an average of 8 hours 11 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Mullumbimby, New South Wales, 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 278 277 282 272 255 239 257 289 299 296 326 327
Mean daily daylight hours 13h 43m 13h 3m 12h 13m 11h 22m 10h 40m 10h 20m 10h 30m 11h 6m 11h 54m 12h 46m 13h 31m 13h 54m

Solar UV radiation in Mullumbimby, New South Wales, Australia §

Mullumbimby 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 Mullumbimby UV Index data.

Average daily maximum UV levels by month for Mullumbimby, New South Wales, 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 10 7 5 5 8 9 12 13 15

Detailed Monthly Weather Insights for Mullumbimby, New South Wales, Australia

Discover in-depth weather details for every month in Mullumbimby. 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 Mullumbimby'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.