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Monthly climate in Kiama Heights, Australia

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Kiama Heights features a oceanic climate (Cfb). Temperatures typically range between 11 °C (53 °F) and 22 °C (71 °F) through the year, but rarely can drop to 3 °C (37 °F) or can rise to as high as 39 °C (102 °F). The average annual precipitation amounts to about 1098 mm (43.2 inches) and receives 134 rainy days on the 1 mm (0.04 inches) threshold annually. Kiama Heights enjoys an average of 3293 hours of sunshine throughout the year, and daylight varies from 9 hours 50 minutes to 14 hours 25 minutes per day.

Monthly average temperatures in Kiama Heights, Australia

The warmest months in Kiama Heights are January, February and December, with daily mean temperatures ranging from 20 to 22 °C (68 - 71 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 11 to 12 °C (53 - 53 °F) throughout the day. On average each year, Kiama Heights experiences 57 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 Kiama Heights. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum39°C
(102°F)		38°C
(101°F)		36°C
(97°F)		31°C
(89°F)		25°C
(77°F)		20°C
(69°F)		23°C
(74°F)		23°C
(74°F)		30°C
(86°F)		31°C
(88°F)		36°C
(96°F)		36°C
(97°F)
Mean maximum34°C
(93°F)		33°C
(91°F)		31°C
(87°F)		27°C
(81°F)		24°C
(75°F)		18°C
(65°F)		21°C
(71°F)		22°C
(72°F)		27°C
(81°F)		28°C
(83°F)		30°C
(86°F)		33°C
(91°F)
Average high26°C
(79°F)		25°C
(76°F)		23°C
(73°F)		21°C
(71°F)		18°C
(65°F)		15°C
(60°F)		16°C
(61°F)		16°C
(62°F)		19°C
(66°F)		20°C
(69°F)		22°C
(71°F)		24°C
(75°F)
Daily mean22°C
(71°F)		21°C
(70°F)		20°C
(67°F)		17°C
(63°F)		14°C
(57°F)		12°C
(53°F)		11°C
(53°F)		12°C
(53°F)		14°C
(57°F)		16°C
(61°F)		18°C
(64°F)		20°C
(68°F)
Average low18°C
(65°F)		18°C
(64°F)		17°C
(62°F)		14°C
(57°F)		11°C
(52°F)		9°C
(48°F)		8°C
(46°F)		8°C
(46°F)		10°C
(50°F)		12°C
(55°F)		14°C
(57°F)		16°C
(62°F)
Mean minimum15°C
(58°F)		14°C
(57°F)		12°C
(54°F)		10°C
(50°F)		7°C
(44°F)		5°C
(42°F)		4°C
(40°F)		5°C
(40°F)		6°C
(43°F)		8°C
(47°F)		9°C
(49°F)		12°C
(55°F)
Minimum12°C
(53°F)		13°C
(55°F)		10°C
(51°F)		8°C
(47°F)		6°C
(43°F)		4°C
(39°F)		3°C
(37°F)		3°C
(38°F)		5°C
(41°F)		7°C
(44°F)		9°C
(48°F)		11°C
(53°F)

Compare climate in Kiama Heights with other places

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

Monthly average precipitation in Kiama Heights, Australia

Kiama Heights usually has the most precipitation in February, March and November, with an average of 15 rainy days and 153 mm (6.0 inches) of precipitation per month. The driest months in Kiama Heights are April, July and September. On average, 48 mm (1.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Kiama Heights. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)70 (2.8)143 (5.6)195 (7.7)46 (1.8)72 (2.9)74 (2.9)52 (2.0)71 (2.8)47 (1.9)105 (4.1)122 (4.8)100 (4.0)
Average precipitation days (≥ 1 mm)1015198811687141315

Monthly sunshine hours in Kiama Heights, Australia

The sunniest months in Kiama Heights are October, November and December, when the sun shines an average of 10 hours 14 minutes a day. Least sunny months in Kiama Heights: May, June and July receive an average of 7 hours 47 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Kiama Heights. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours262277272268246222247266286305309326
Mean daily daylight hours14h 10m13h 20m12h 16m11h 11m10h 17m9h 50m10h 3m10h 50m11h 52m12h 57m13h 55m14h 25m

Solar UV radiation in Kiama Heights, Australia

Kiama Heights experiences the highest level of ultraviolet (UV) radiation in January, February and December, when the maximum UV index can reach values of 13 - 14, which corresponds to the Extreme category of sun exposure. May, June and July are in the Moderate exposure category. In these months, the maximum values of the UV index do not exceed 5. For more detailed information, check out our hourly Kiama Heights UV Index data.

Average daily maximum UV levels by month for Kiama Heights. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)141312853357101214