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Monthly climate in Lake Cathie, Australia

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Lake Cathie features a humid subtropical climate (Cfa). Temperatures typically range between 13 °C (56 °F) and 24 °C (75 °F) through the year, but rarely can drop to 4 °C (40 °F) or can rise to as high as 39 °C (103 °F). The average annual precipitation amounts to about 1084 mm (42.7 inches) and receives 130 rainy days on the 1 mm (0.04 inches) threshold annually. Lake Cathie enjoys an average of 3339 hours of sunshine throughout the year, and daylight varies from 10 hours 6 minutes to 14 hours 9 minutes per day.

Monthly average temperatures in Lake Cathie, Australia

The warmest months in Lake Cathie are January, February and December, with daily mean temperatures ranging from 22 to 24 °C (72 - 75 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 13 to 14 °C (56 - 57 °F) throughout the day. On average each year, Lake Cathie experiences 85 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 Lake Cathie. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum36°C
(96°F)		39°C
(103°F)		33°C
(92°F)		29°C
(84°F)		25°C
(76°F)		23°C
(73°F)		24°C
(76°F)		27°C
(81°F)		31°C
(89°F)		30°C
(87°F)		34°C
(94°F)		34°C
(93°F)
Mean maximum32°C
(89°F)		33°C
(91°F)		30°C
(87°F)		27°C
(81°F)		24°C
(76°F)		20°C
(68°F)		22°C
(73°F)		24°C
(75°F)		28°C
(82°F)		28°C
(82°F)		31°C
(88°F)		32°C
(90°F)
Average high27°C
(81°F)		26°C
(79°F)		25°C
(77°F)		23°C
(73°F)		20°C
(69°F)		17°C
(64°F)		18°C
(64°F)		19°C
(66°F)		21°C
(70°F)		22°C
(72°F)		24°C
(75°F)		25°C
(78°F)
Daily mean24°C
(75°F)		23°C
(74°F)		22°C
(71°F)		19°C
(66°F)		16°C
(61°F)		14°C
(57°F)		13°C
(56°F)		14°C
(57°F)		16°C
(61°F)		18°C
(65°F)		20°C
(68°F)		22°C
(72°F)
Average low20°C
(69°F)		20°C
(69°F)		19°C
(67°F)		16°C
(60°F)		13°C
(56°F)		11°C
(52°F)		9°C
(49°F)		9°C
(49°F)		12°C
(53°F)		15°C
(59°F)		16°C
(61°F)		19°C
(66°F)
Mean minimum17°C
(63°F)		17°C
(63°F)		15°C
(60°F)		13°C
(55°F)		9°C
(48°F)		7°C
(45°F)		5°C
(42°F)		6°C
(43°F)		8°C
(48°F)		11°C
(52°F)		12°C
(54°F)		15°C
(59°F)
Minimum14°C
(57°F)		16°C
(62°F)		15°C
(59°F)		10°C
(50°F)		7°C
(44°F)		5°C
(42°F)		4°C
(40°F)		5°C
(41°F)		8°C
(46°F)		10°C
(51°F)		11°C
(53°F)		14°C
(57°F)

Compare climate in Lake Cathie with other places

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

Monthly average precipitation in Lake Cathie, Australia

Lake Cathie usually has the most precipitation in February, March and December, with an average of 14 rainy days and 169 mm (6.7 inches) of precipitation per month. The driest months in Lake Cathie are May, August and September. On average, 37 mm (1.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Lake Cathie. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)73 (2.9)146 (5.7)243 (9.6)78 (3.1)48 (1.9)83 (3.3)50 (2.0)22 (0.9)42 (1.7)104 (4.1)76 (3.0)119 (4.7)
Average precipitation days (≥ 1 mm)10131813812657131213

Monthly sunshine hours in Lake Cathie, Australia

The sunniest months in Lake Cathie are October, November and December, when the sun shines an average of 10 hours 12 minutes a day. Least sunny months in Lake Cathie: May, June and July receive an average of 8 hours 4 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Lake Cathie. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours270273262271257232253284294300313324
Mean daily daylight hours13h 55m13h 11m12h 14m11h 17m10h 30m10h 6m10h 18m10h 59m11h 53m12h 51m13h 42m14h 9m

Solar UV radiation in Lake Cathie, Australia

Lake Cathie experiences the highest level of ultraviolet (UV) radiation in January, February and December, when the maximum UV index can reach values of 14 - 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 6. For more detailed information, check out our hourly Lake Cathie UV Index data.

Average daily maximum UV levels by month for Lake Cathie. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)151412864478111314