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Monthly climate in Saint-Etienne-de-Mer-Morte, France

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Saint-Etienne-de-Mer-Morte features a oceanic climate (Cfb). Temperatures typically range between 6 °C (44 °F) and 20 °C (69 °F) through the year, but rarely can drop to -7 °C (19 °F) or can rise to as high as 38 °C (100 °F). The average annual precipitation amounts to about 770 mm (30.3 inches) and receives 125 rainy days on the 1 mm (0.04 inches) threshold annually. Saint-Etienne-de-Mer-Morte enjoys an average of 3617 hours of sunshine throughout the year, and daylight varies from 8 hours 33 minutes to 15 hours 49 minutes per day.

Monthly average temperatures in Saint-Etienne-de-Mer-Morte, France

The warmest months in Saint-Etienne-de-Mer-Morte are June, July and August, with daily mean temperatures ranging from 19 to 20 °C (66 - 69 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 6 to 8 °C (44 - 47 °F) throughout the day. On average each year, Saint-Etienne-de-Mer-Morte experiences 37 days above 25 °C (77.0 °F) and 15 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Saint-Etienne-de-Mer-Morte. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum16°C
(61°F)		21°C
(70°F)		23°C
(75°F)		27°C
(81°F)		30°C
(87°F)		37°C
(99°F)		36°C
(98°F)		38°C
(100°F)		34°C
(93°F)		25°C
(78°F)		19°C
(67°F)		16°C
(62°F)
Mean maximum14°C
(57°F)		16°C
(61°F)		20°C
(69°F)		25°C
(77°F)		27°C
(81°F)		31°C
(88°F)		34°C
(93°F)		33°C
(92°F)		30°C
(85°F)		23°C
(73°F)		18°C
(64°F)		15°C
(60°F)
Average high9°C
(49°F)		11°C
(53°F)		13°C
(56°F)		17°C
(62°F)		20°C
(68°F)		23°C
(73°F)		25°C
(77°F)		24°C
(76°F)		22°C
(73°F)		18°C
(64°F)		13°C
(55°F)		11°C
(51°F)
Daily mean6°C
(44°F)		8°C
(46°F)		10°C
(49°F)		12°C
(54°F)		15°C
(59°F)		19°C
(66°F)		20°C
(69°F)		20°C
(68°F)		17°C
(64°F)		14°C
(57°F)		9°C
(49°F)		8°C
(47°F)
Average low4°C
(39°F)		5°C
(41°F)		6°C
(43°F)		7°C
(45°F)		10°C
(51°F)		14°C
(58°F)		16°C
(61°F)		15°C
(59°F)		13°C
(56°F)		10°C
(51°F)		6°C
(43°F)		6°C
(42°F)
Mean minimum-2°C
(28°F)		-2°C
(29°F)		-1°C
(30°F)		1°C
(33°F)		5°C
(41°F)		9°C
(49°F)		12°C
(54°F)		10°C
(51°F)		7°C
(45°F)		4°C
(40°F)		-0°C
(32°F)		-1°C
(30°F)
Minimum-7°C
(20°F)		-6°C
(21°F)		-7°C
(19°F)		-2°C
(28°F)		2°C
(37°F)		8°C
(46°F)		10°C
(50°F)		9°C
(48°F)		6°C
(43°F)		2°C
(37°F)		-2°C
(29°F)		-2°C
(28°F)

Compare climate in Saint-Etienne-de-Mer-Morte with other places

Compare temperature, precipitation, sunshine, UV index in Saint-Etienne-de-Mer-Morte, France with other places around the world.

Monthly average precipitation in Saint-Etienne-de-Mer-Morte, France

Saint-Etienne-de-Mer-Morte usually has the most precipitation in October, November and December, with an average of 12 rainy days and 91 mm (3.6 inches) of precipitation per month. The driest months in Saint-Etienne-de-Mer-Morte are July, August and September. On average, 40 mm (1.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Saint-Etienne-de-Mer-Morte. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)53 (2.1)67 (2.6)71 (2.8)45 (1.8)64 (2.5)79 (3.1)35 (1.4)41 (1.6)43 (1.7)81 (3.2)80 (3.2)112 (4.4)
Average precipitation days (≥ 1 mm)10131281111778121115

Monthly sunshine hours in Saint-Etienne-de-Mer-Morte, France

The sunniest months in Saint-Etienne-de-Mer-Morte are June, July and August, when the sun shines an average of 13 hours 10 minutes a day. Least sunny months in Saint-Etienne-de-Mer-Morte: January, February and December receive an average of 5 hours 55 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Saint-Etienne-de-Mer-Morte. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours139207291349393397418395330274226192
Mean daily daylight hours8h 58m10h 17m11h 56m13h 37m15h 5m15h 49m15h 25m14h 8m12h 30m10h 49m9h 19m8h 33m

Solar UV radiation in Saint-Etienne-de-Mer-Morte, France

Saint-Etienne-de-Mer-Morte experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 8 - 9, which corresponds to the Very High category of sun exposure. January, November and December are in the Low exposure category. In these months, the maximum values of the UV index do not exceed 2. For more detailed information, check out our hourly Saint-Etienne-de-Mer-Morte UV Index data.

Average daily maximum UV levels by month for Saint-Etienne-de-Mer-Morte. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)235689986522