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Monthly climate in Gayndah, Australia

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Gayndah features a humid subtropical climate (Cfa). Temperatures typically range between 15 °C (59 °F) and 27 °C (80 °F) through the year, but rarely can drop to 0 °C (33 °F) or can rise to as high as 42 °C (107 °F). The average annual precipitation amounts to about 577 mm (22.7 inches) and receives 58 rainy days on the 1 mm (0.04 inches) threshold annually. Gayndah enjoys an average of 3366 hours of sunshine throughout the year, and daylight varies from 10 hours 32 minutes to 13 hours 41 minutes per day.

Monthly average temperatures in Gayndah, Australia

The warmest months in Gayndah are January, February and December, with daily mean temperatures ranging from 26 to 27 °C (79 - 80 °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 - 60 °F) throughout the day. On average each year, Gayndah experiences 236 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 Gayndah. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum40°C
(104°F)		42°C
(107°F)		39°C
(102°F)		34°C
(93°F)		31°C
(89°F)		27°C
(81°F)		27°C
(80°F)		31°C
(88°F)		38°C
(101°F)		39°C
(102°F)		38°C
(101°F)		41°C
(107°F)
Mean maximum37°C
(99°F)		39°C
(102°F)		36°C
(97°F)		32°C
(90°F)		29°C
(85°F)		25°C
(78°F)		26°C
(79°F)		29°C
(84°F)		33°C
(91°F)		35°C
(96°F)		36°C
(96°F)		38°C
(100°F)
Average high33°C
(92°F)		33°C
(92°F)		31°C
(88°F)		28°C
(82°F)		25°C
(76°F)		22°C
(72°F)		22°C
(72°F)		24°C
(75°F)		27°C
(82°F)		29°C
(85°F)		31°C
(87°F)		33°C
(91°F)
Daily mean27°C
(80°F)		26°C
(80°F)		25°C
(77°F)		21°C
(71°F)		18°C
(65°F)		15°C
(60°F)		15°C
(59°F)		16°C
(60°F)		19°C
(67°F)		22°C
(72°F)		24°C
(75°F)		26°C
(79°F)
Average low21°C
(71°F)		21°C
(70°F)		20°C
(68°F)		16°C
(61°F)		13°C
(55°F)		9°C
(49°F)		8°C
(47°F)		8°C
(47°F)		12°C
(53°F)		16°C
(62°F)		18°C
(64°F)		20°C
(69°F)
Mean minimum18°C
(65°F)		18°C
(64°F)		16°C
(61°F)		11°C
(52°F)		7°C
(44°F)		5°C
(41°F)		2°C
(36°F)		2°C
(36°F)		6°C
(43°F)		11°C
(51°F)		13°C
(55°F)		16°C
(62°F)
Minimum17°C
(63°F)		16°C
(60°F)		14°C
(58°F)		8°C
(47°F)		3°C
(38°F)		2°C
(35°F)		0°C
(33°F)		0°C
(33°F)		5°C
(41°F)		9°C
(49°F)		12°C
(54°F)		15°C
(60°F)

Compare climate in Gayndah with other places

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

Monthly average precipitation in Gayndah, Australia

Gayndah usually has the most precipitation in February, March and October, with an average of 8 rainy days and 98 mm (3.9 inches) of precipitation per month. The driest months in Gayndah are May, August and September. On average, 10 mm (0.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Gayndah. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)45 (1.8)69 (2.7)105 (4.1)35 (1.4)16 (0.6)24 (0.9)27 (1.1)8 (0.3)5 (0.2)121 (4.7)59 (2.3)64 (2.5)
Average precipitation days (≥ 1 mm)6710233320967

Monthly sunshine hours in Gayndah, Australia

The sunniest months in Gayndah are October, November and December, when the sun shines an average of 10 hours 9 minutes a day. Least sunny months in Gayndah: 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 Gayndah. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours268277269275257239259290294294313326
Mean daily daylight hours13h 31m12h 56m12h 12m11h 27m10h 50m10h 32m10h 41m11h 13m11h 56m12h 41m13h 21m13h 41m

Solar UV radiation in Gayndah, Australia

Gayndah experiences the highest level of ultraviolet (UV) radiation in January, February and December, when the maximum UV index can reach values of 15 - 16, 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 Gayndah UV Index data.

Average daily maximum UV levels by month for Gayndah. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)16151411866911131415