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Monthly climate in Wiltz, Luxembourg

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Wiltz features a oceanic climate (Cfb).Temperatures typically range between 1 °C (35 °F) and 18 °C (64 °F) through the year, but rarely can drop to -15 °C (6 °F) or can rise to as high as 36 °C (98 °F).The average annual precipitation amounts to about 960 mm (37.8 inches) and receives 157 rainy days on the 1 mm (0.04 inches) threshold annually.Wiltz enjoys an average of 3276 hours of sunshine throughout the year, and daylight varies from 8 hours 7 minutes to 16 hours 17 minutes per day.

Monthly average temperatures in Wiltz, Luxembourg §

The warmest months in Wiltz are June, July and August, with daily mean temperatures ranging from 17 to 18 °C (63 - 64 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 1 to 3 °C (35 - 38 °F) throughout the day. On average each year, Wiltz experiences 19 days above 25 °C (77.0 °F) and 57 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Wiltz, Luxembourg.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 11°C
(52°F)		 18°C
(65°F)		 21°C
(70°F)		 25°C
(78°F)		 29°C
(85°F)		 32°C
(89°F)		 36°C
(98°F)		 34°C
(93°F)		 32°C
(89°F)		 23°C
(74°F)		 18°C
(64°F)		 13°C
(56°F)
Mean maximum 9°C
(49°F)		 13°C
(56°F)		 17°C
(63°F)		 22°C
(71°F)		 25°C
(78°F)		 27°C
(81°F)		 30°C
(86°F)		 30°C
(86°F)		 27°C
(81°F)		 20°C
(69°F)		 15°C
(59°F)		 12°C
(54°F)
Average high 3°C
(38°F)		 6°C
(43°F)		 9°C
(49°F)		 13°C
(56°F)		 17°C
(62°F)		 21°C
(71°F)		 22°C
(72°F)		 22°C
(72°F)		 18°C
(66°F)		 13°C
(56°F)		 8°C
(46°F)		 5°C
(41°F)
Daily mean 1°C
(35°F)		 3°C
(38°F)		 5°C
(42°F)		 9°C
(48°F)		 12°C
(54°F)		 17°C
(63°F)		 18°C
(64°F)		 18°C
(64°F)		 14°C
(57°F)		 10°C
(50°F)		 5°C
(41°F)		 3°C
(38°F)
Average low -1°C
(31°F)		 0°C
(33°F)		 2°C
(35°F)		 4°C
(39°F)		 7°C
(45°F)		 12°C
(54°F)		 13°C
(56°F)		 13°C
(56°F)		 10°C
(50°F)		 7°C
(45°F)		 3°C
(37°F)		 1°C
(35°F)
Mean minimum -7°C
(20°F)		 -6°C
(21°F)		 -5°C
(24°F)		 -3°C
(28°F)		 1°C
(33°F)		 7°C
(45°F)		 8°C
(46°F)		 8°C
(46°F)		 4°C
(40°F)		 1°C
(35°F)		 -3°C
(28°F)		 -4°C
(24°F)
Minimum -15°C
(6°F)		 -12°C
(11°F)		 -13°C
(8°F)		 -4°C
(25°F)		 -1°C
(30°F)		 6°C
(42°F)		 6°C
(43°F)		 5°C
(41°F)		 2°C
(36°F)		 0°C
(33°F)		 -5°C
(24°F)		 -5°C
(23°F)

Compare climate in Wiltz with other places

Compare temperature, precipitation, sunshine, UV index in Wiltz, Luxembourg with other places around the world.

Monthly average precipitation in Wiltz, Luxembourg §

Wiltz usually has the most precipitation in March, June and December, with an average of 15 rainy days and 100 mm (3.9 inches) of precipitation per month.The driest months in Wiltz are April, September and November. On average, 61 mm (2.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Wiltz, Luxembourg.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 80 (3.1) 77 (3.0) 91 (3.6) 44 (1.7) 81 (3.2) 86 (3.4) 79 (3.1) 77 (3.0) 70 (2.7) 83 (3.3) 68 (2.7) 123 (4.9)
Average precipitation days (≥ 1 mm) 13 12 16 10 14 12 11 16 10 12 12 19

Monthly sunshine hours in Wiltz, Luxembourg §

The sunniest months in Wiltz are May, June and July, when the sun shines an average of 13 hours 0 minutes a day.Least sunny months in Wiltz: January, November and December receive an average of 4 hours 4 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Wiltz, Luxembourg.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 101 186 247 347 384 407 404 378 315 229 166 106
Mean daily daylight hours 8h 35m 10h 4m 11h 55m 13h 48m 15h 26m 16h 17m 15h 50m 14h 22m 12h 33m 10h 41m 9h 0m 8h 7m

Solar UV radiation in Wiltz, Luxembourg §

Wiltz 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 Wiltz UV Index data.

Average daily maximum UV levels by month for Wiltz, Luxembourg.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 2 3 4 6 8 9 8 8 6 4 2 1