nomadseason

Monthly climate in Denham, Australia

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Denham features a hot desert climate (BWh). Temperatures typically range between 18 °C (64 °F) and 26 °C (80 °F) through the year, but rarely can drop to 11 °C (53 °F) or can rise to as high as 43 °C (109 °F). The average annual precipitation amounts to about 145 mm (5.7 inches) and receives 13 rainy days on the 1 mm (0.04 inches) threshold annually. Denham enjoys an average of 3770 hours of sunshine throughout the year, and daylight varies from 10 hours 31 minutes to 13 hours 43 minutes per day.

Monthly average temperatures in Denham, Australia

The warmest months in Denham are January, February and March, with daily mean temperatures ranging from 26 to 26 °C (79 - 80 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 18 to 19 °C (64 - 66 °F) throughout the day. On average each year, Denham experiences 177 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 Denham. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum43°C
(109°F)		40°C
(105°F)		38°C
(101°F)		35°C
(95°F)		29°C
(85°F)		27°C
(80°F)		25°C
(77°F)		29°C
(84°F)		31°C
(87°F)		32°C
(90°F)		39°C
(102°F)		40°C
(104°F)
Mean maximum38°C
(101°F)		36°C
(98°F)		37°C
(99°F)		33°C
(91°F)		29°C
(84°F)		24°C
(76°F)		23°C
(74°F)		25°C
(77°F)		30°C
(85°F)		30°C
(87°F)		36°C
(97°F)		38°C
(100°F)
Average high30°C
(87°F)		30°C
(86°F)		30°C
(87°F)		28°C
(82°F)		25°C
(77°F)		21°C
(71°F)		21°C
(69°F)		21°C
(70°F)		23°C
(73°F)		24°C
(75°F)		26°C
(79°F)		29°C
(84°F)
Daily mean26°C
(79°F)		26°C
(79°F)		26°C
(80°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)		20°C
(69°F)		22°C
(72°F)		25°C
(76°F)
Average low23°C
(74°F)		24°C
(75°F)		24°C
(75°F)		22°C
(72°F)		19°C
(66°F)		16°C
(61°F)		15°C
(60°F)		15°C
(60°F)		17°C
(62°F)		18°C
(64°F)		20°C
(67°F)		22°C
(71°F)
Mean minimum20°C
(68°F)		21°C
(69°F)		21°C
(70°F)		18°C
(65°F)		16°C
(60°F)		14°C
(57°F)		13°C
(55°F)		12°C
(55°F)		14°C
(57°F)		16°C
(60°F)		17°C
(63°F)		19°C
(66°F)
Minimum19°C
(66°F)		20°C
(68°F)		20°C
(67°F)		16°C
(62°F)		14°C
(58°F)		12°C
(54°F)		12°C
(54°F)		11°C
(53°F)		13°C
(56°F)		14°C
(58°F)		16°C
(61°F)		17°C
(63°F)

Compare climate in Denham with other places

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

Monthly average precipitation in Denham, Australia

Denham usually has the most precipitation in February, June and August, with an average of 2 rainy days and 27 mm (1.1 inches) of precipitation per month. The driest months in Denham are March, November and December. On average, 2 mm (0.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Denham. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)6 (0.2)33 (1.3)1 (0.0)8 (0.3)18 (0.7)30 (1.2)17 (0.7)20 (0.8)3 (0.1)5 (0.2)3 (0.1)2 (0.1)
Average precipitation days (≥ 1 mm)020113231000

Monthly sunshine hours in Denham, Australia

The sunniest months in Denham are October, November and December, when the sun shines an average of 11 hours 30 minutes a day. Least sunny months in Denham: May, June and July receive an average of 9 hours 24 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Denham. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours297309325298293281291302311340347370
Mean daily daylight hours13h 32m12h 57m12h 12m11h 27m10h 49m10h 31m10h 40m11h 13m11h 56m12h 41m13h 22m13h 43m

Solar UV radiation in Denham, Australia

Denham 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 / 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 Denham UV Index data.

Average daily maximum UV levels by month for Denham. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)15151310856810131415