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Monthly climate in Coffin Bay, Australia

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Coffin Bay features a warm-summer Mediterranean climate (Csb). Temperatures typically range between 13 °C (56 °F) and 19 °C (66 °F) through the year, but rarely can drop to 9 °C (48 °F) or can rise to as high as 30 °C (86 °F). The average annual precipitation amounts to about 447 mm (17.6 inches) and receives 74 rainy days on the 1 mm (0.04 inches) threshold annually. Coffin Bay enjoys an average of 3375 hours of sunshine throughout the year, and daylight varies from 9 hours 51 minutes to 14 hours 24 minutes per day.

Monthly average temperatures in Coffin Bay, Australia

The warmest months in Coffin Bay are January, February and March, with daily mean temperatures ranging from 18 to 19 °C (65 - 66 °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, Coffin Bay experiences 7 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 Coffin Bay. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum30°C
(86°F)		27°C
(81°F)		27°C
(81°F)		25°C
(77°F)		21°C
(70°F)		19°C
(67°F)		19°C
(67°F)		19°C
(67°F)		22°C
(72°F)		25°C
(78°F)		26°C
(80°F)		29°C
(84°F)
Mean maximum28°C
(82°F)		26°C
(79°F)		25°C
(78°F)		23°C
(73°F)		20°C
(68°F)		17°C
(63°F)		17°C
(64°F)		18°C
(65°F)		20°C
(69°F)		24°C
(75°F)		25°C
(77°F)		26°C
(79°F)
Average high20°C
(69°F)		20°C
(68°F)		20°C
(67°F)		19°C
(66°F)		17°C
(62°F)		15°C
(59°F)		15°C
(59°F)		14°C
(58°F)		15°C
(60°F)		17°C
(62°F)		18°C
(65°F)		19°C
(67°F)
Daily mean19°C
(66°F)		19°C
(66°F)		18°C
(65°F)		18°C
(64°F)		16°C
(60°F)		14°C
(57°F)		14°C
(57°F)		13°C
(56°F)		14°C
(57°F)		15°C
(59°F)		16°C
(62°F)		17°C
(64°F)
Average low18°C
(64°F)		18°C
(64°F)		17°C
(63°F)		16°C
(62°F)		14°C
(58°F)		13°C
(55°F)		12°C
(54°F)		12°C
(54°F)		13°C
(55°F)		14°C
(57°F)		15°C
(59°F)		16°C
(61°F)
Mean minimum16°C
(60°F)		16°C
(60°F)		15°C
(60°F)		14°C
(57°F)		12°C
(54°F)		11°C
(52°F)		10°C
(50°F)		10°C
(50°F)		10°C
(50°F)		11°C
(52°F)		12°C
(54°F)		14°C
(58°F)
Minimum15°C
(59°F)		14°C
(58°F)		14°C
(58°F)		12°C
(53°F)		11°C
(53°F)		10°C
(50°F)		9°C
(49°F)		9°C
(49°F)		9°C
(48°F)		11°C
(52°F)		11°C
(52°F)		14°C
(57°F)

Compare climate in Coffin Bay with other places

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

Monthly average precipitation in Coffin Bay, Australia

Coffin Bay usually has the most precipitation in June, July and August, with an average of 11 rainy days and 71 mm (2.8 inches) of precipitation per month. The driest months in Coffin Bay are February, March and December. On average, 13 mm (0.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Coffin Bay. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)25 (1.0)15 (0.6)6 (0.3)19 (0.8)50 (2.0)62 (2.5)67 (2.6)83 (3.3)36 (1.4)39 (1.6)25 (1.0)18 (0.7)
Average precipitation days (≥ 1 mm)221391012118754

Monthly sunshine hours in Coffin Bay, Australia

The sunniest months in Coffin Bay are October, November and December, when the sun shines an average of 10 hours 47 minutes a day. Least sunny months in Coffin Bay: May, June and July receive an average of 7 hours 37 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Coffin Bay. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours286297305261235226239253275309326356
Mean daily daylight hours14h 9m13h 19m12h 15m11h 11m10h 18m9h 51m10h 4m10h 51m11h 52m12h 57m13h 54m14h 24m

Solar UV radiation in Coffin Bay, Australia

Coffin Bay 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 Coffin Bay UV Index data.

Average daily maximum UV levels by month for Coffin Bay. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)141312853458101214