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Monthly climate in Altdorf, Baden-Württemberg, Germany

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Altdorf features a oceanic climate (Cfb). Temperatures typically range between 1 °C (34 °F) and 19 °C (67 °F) through the year, but rarely can drop to -21 °C (-6 °F) or can rise to as high as 35 °C (95 °F). The average annual precipitation amounts to about 947 mm (37.3 inches) and receives 150 rainy days on the 1 mm (0.04 inches) threshold annually. Altdorf enjoys an average of 3442 hours of sunshine throughout the year, and daylight varies from 8 hours 19 minutes to 16 hours 4 minutes per day.

Monthly average temperatures in Altdorf, Baden-Württemberg, Germany §

The warmest months in Altdorf are June, July and August, with daily mean temperatures ranging from 18 to 19 °C (65 - 67 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 1 to 3 °C (34 - 38 °F) throughout the day. On average each year, Altdorf experiences 38 days above 25 °C (77.0 °F) and 68 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Altdorf, Baden-Württemberg, Germany. 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 14°C
(57°F)		 20°C
(68°F)		 22°C
(72°F)		 27°C
(80°F)		 30°C
(86°F)		 33°C
(92°F)		 35°C
(95°F)		 35°C
(94°F)		 29°C
(85°F)		 25°C
(77°F)		 21°C
(70°F)		 14°C
(57°F)
Mean maximum 12°C
(53°F)		 16°C
(61°F)		 19°C
(66°F)		 24°C
(75°F)		 27°C
(81°F)		 29°C
(84°F)		 31°C
(89°F)		 31°C
(89°F)		 27°C
(81°F)		 23°C
(73°F)		 18°C
(64°F)		 12°C
(55°F)
Average high 4°C
(39°F)		 7°C
(45°F)		 10°C
(51°F)		 15°C
(59°F)		 18°C
(64°F)		 23°C
(74°F)		 24°C
(76°F)		 24°C
(76°F)		 20°C
(68°F)		 15°C
(60°F)		 8°C
(47°F)		 5°C
(42°F)
Daily mean 1°C
(34°F)		 3°C
(38°F)		 6°C
(42°F)		 9°C
(49°F)		 13°C
(56°F)		 18°C
(65°F)		 19°C
(67°F)		 19°C
(67°F)		 15°C
(59°F)		 11°C
(51°F)		 5°C
(41°F)		 3°C
(38°F)
Average low -1°C
(30°F)		 0°C
(32°F)		 1°C
(34°F)		 4°C
(39°F)		 8°C
(47°F)		 13°C
(56°F)		 14°C
(57°F)		 14°C
(58°F)		 10°C
(50°F)		 7°C
(45°F)		 2°C
(36°F)		 1°C
(34°F)
Mean minimum -8°C
(18°F)		 -8°C
(17°F)		 -6°C
(21°F)		 -3°C
(27°F)		 1°C
(34°F)		 6°C
(43°F)		 9°C
(49°F)		 8°C
(47°F)		 3°C
(37°F)		 1°C
(34°F)		 -3°C
(27°F)		 -5°C
(23°F)
Minimum -21°C
(-6°F)		 -18°C
(-0°F)		 -17°C
(1°F)		 -5°C
(24°F)		 -1°C
(31°F)		 5°C
(42°F)		 8°C
(46°F)		 6°C
(43°F)		 1°C
(34°F)		 -1°C
(30°F)		 -4°C
(26°F)		 -7°C
(20°F)

Compare climate in Altdorf with other places

Compare temperature, precipitation, sunshine, UV index in Altdorf, Baden-Württemberg, Germany with other places around the world.

Monthly average precipitation in Altdorf, Baden-Württemberg, Germany §

Altdorf usually has the most precipitation in June, August and December, with an average of 15 rainy days and 100 mm (3.9 inches) of precipitation per month. The driest months in Altdorf are April, September and November. On average, 51 mm (2.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Altdorf, Baden-Württemberg, Germany. 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) 79 (3.1) 72 (2.8) 84 (3.3) 45 (1.8) 96 (3.8) 100 (3.9) 87 (3.4) 96 (3.8) 55 (2.1) 74 (2.9) 55 (2.2) 105 (4.1)
Average precipitation days (≥ 1 mm) 12 10 14 9 14 12 13 15 10 13 10 18

Monthly sunshine hours in Altdorf, Baden-Württemberg, Germany §

The sunniest months in Altdorf are May, June and July, when the sun shines an average of 12 hours 50 minutes a day. Least sunny months in Altdorf: January, November and December receive an average of 5 hours 8 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Altdorf, Baden-Württemberg, Germany. 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 131 205 278 346 381 389 410 377 317 263 194 146
Mean daily daylight hours 8h 45m 10h 10m 11h 55m 13h 43m 15h 16m 16h 4m 15h 39m 14h 16m 12h 32m 10h 45m 9h 9m 8h 19m

Solar UV radiation in Altdorf, Baden-Württemberg, Germany §

Altdorf 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 Altdorf UV Index data.

Average daily maximum UV levels by month for Altdorf, Baden-Württemberg, Germany. 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 5 6 8 9 9 8 6 4 2 1

Detailed Monthly Weather Insights for Altdorf, Baden-Württemberg, Germany

Discover in-depth weather details for every month in Altdorf. Click through the links below for comprehensive overviews of temperature trends, precipitation levels, sunshine hours, and solar UV radiation specifics. Whether planning a visit or simply curious about Altdorf's climate nuances, these monthly breakdowns provide the information you need for an informed understanding of what to expect throughout the year.

Each link leads to a detailed account of the typical weather conditions for that month, providing both locals and tourists with vital information to plan their daily activities, wardrobe, and travel itineraries accordingly.