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Monthly climate in Ay-sur-Moselle, France

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Ay-sur-Moselle features a oceanic climate (Cfb). Temperatures typically range between 3 °C (37 °F) and 20 °C (68 °F) through the year, but rarely can drop to -11 °C (13 °F) or can rise to as high as 39 °C (102 °F). The average annual precipitation amounts to about 821 mm (32.3 inches) and receives 138 rainy days on the 1 mm (0.04 inches) threshold annually. Ay-sur-Moselle enjoys an average of 3378 hours of sunshine throughout the year, and daylight varies from 8 hours 14 minutes to 16 hours 9 minutes per day.

Monthly average temperatures in Ay-sur-Moselle, France

The warmest months in Ay-sur-Moselle are June, July and August, with daily mean temperatures ranging from 19 to 20 °C (66 - 68 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 3 to 5 °C (37 - 40 °F) throughout the day. On average each year, Ay-sur-Moselle experiences 45 days above 25 °C (77.0 °F) and 43 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Ay-sur-Moselle. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum13°C
(56°F)		19°C
(67°F)		23°C
(73°F)		27°C
(80°F)		32°C
(91°F)		35°C
(95°F)		39°C
(102°F)		36°C
(97°F)		33°C
(91°F)		26°C
(78°F)		20°C
(69°F)		15°C
(59°F)
Mean maximum11°C
(53°F)		15°C
(59°F)		19°C
(66°F)		24°C
(75°F)		27°C
(81°F)		30°C
(86°F)		33°C
(91°F)		32°C
(91°F)		29°C
(85°F)		23°C
(73°F)		17°C
(64°F)		13°C
(56°F)
Average high5°C
(41°F)		8°C
(47°F)		11°C
(52°F)		15°C
(60°F)		19°C
(66°F)		24°C
(75°F)		25°C
(77°F)		25°C
(77°F)		21°C
(70°F)		15°C
(60°F)		9°C
(48°F)		6°C
(44°F)
Daily mean3°C
(37°F)		5°C
(40°F)		7°C
(44°F)		10°C
(51°F)		14°C
(57°F)		19°C
(66°F)		20°C
(68°F)		20°C
(68°F)		16°C
(60°F)		11°C
(53°F)		6°C
(43°F)		4°C
(40°F)
Average low0°C
(33°F)		2°C
(35°F)		3°C
(37°F)		5°C
(41°F)		9°C
(48°F)		14°C
(57°F)		15°C
(59°F)		15°C
(59°F)		11°C
(52°F)		8°C
(47°F)		4°C
(39°F)		2°C
(37°F)
Mean minimum-6°C
(22°F)		-5°C
(23°F)		-3°C
(26°F)		-2°C
(29°F)		2°C
(36°F)		8°C
(47°F)		10°C
(50°F)		9°C
(49°F)		6°C
(43°F)		3°C
(37°F)		-2°C
(29°F)		-4°C
(24°F)
Minimum-10°C
(15°F)		-10°C
(15°F)		-11°C
(13°F)		-3°C
(27°F)		1°C
(34°F)		7°C
(45°F)		8°C
(46°F)		8°C
(46°F)		4°C
(39°F)		2°C
(35°F)		-3°C
(27°F)		-6°C
(22°F)

Compare climate in Ay-sur-Moselle with other places

Compare temperature, precipitation, sunshine, UV index in Ay-sur-Moselle, France with other places around the world.

Monthly average precipitation in Ay-sur-Moselle, France

Ay-sur-Moselle usually has the most precipitation in February, October and December, with an average of 14 rainy days and 86 mm (3.4 inches) of precipitation per month. The driest months in Ay-sur-Moselle are April, August and September. On average, 49 mm (1.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Ay-sur-Moselle. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)71 (2.8)72 (2.8)70 (2.8)38 (1.5)70 (2.8)67 (2.6)65 (2.6)47 (1.8)63 (2.5)72 (2.8)70 (2.8)115 (4.5)
Average precipitation days (≥ 1 mm)121214812109119111119

Monthly sunshine hours in Ay-sur-Moselle, France

The sunniest months in Ay-sur-Moselle are May, June and July, when the sun shines an average of 13 hours 10 minutes a day. Least sunny months in Ay-sur-Moselle: January, November and December receive an average of 4 hours 30 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Ay-sur-Moselle. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours113199260345387409414387315244179122
Mean daily daylight hours8h 42m10h 8m11h 55m13h 45m15h 20m16h 9m15h 43m14h 18m12h 32m10h 43m9h 6m8h 14m

Solar UV radiation in Ay-sur-Moselle, France

Ay-sur-Moselle experiences the highest level of ultraviolet (UV) radiation in May, June 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 Ay-sur-Moselle UV Index data.

Average daily maximum UV levels by month for Ay-sur-Moselle. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)234689886421