Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Stelvio features a ice cap climate ET).Temperatures typically range between -12 °C (11 °F) and 10 °C (51 °F) through the year, but rarely can drop to -29 °C (-20 °F) or can rise to as high as 23 °C (74 °F).The average annual precipitation amounts to about 1046 mm (41.2 inches) and receives 150 rainy days on the 1 mm (0.04 inches) threshold annually.Stelvio enjoys an average of 3654 hours of sunshine throughout the year, and daylight varies from 8 hours 38 minutes to 15 hours 44 minutes per day.
The warmest months in Stelvio are June, July and August, with daily mean temperatures ranging from 9 to 10 °C (48 - 51 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -12 to -9 °C (11 - 17 °F) throughout the day. On average each year, Stelvio experiences 0 days above 25 °C (77.0 °F) and 215 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 0°C (32°F) | 4°C (40°F) | 9°C (49°F) | 12°C (54°F) | 17°C (63°F) | 23°C (74°F) | 22°C (72°F) | 23°C (73°F) | 18°C (64°F) | 14°C (57°F) | 9°C (48°F) | 1°C (35°F) |
Mean maximum | -2°C (29°F) | 3°C (37°F) | 5°C (42°F) | 9°C (49°F) | 14°C (58°F) | 18°C (64°F) | 20°C (68°F) | 21°C (70°F) | 16°C (62°F) | 11°C (52°F) | 6°C (42°F) | 0°C (33°F) |
Average high | -8°C (18°F) | -4°C (24°F) | -2°C (29°F) | 3°C (37°F) | 7°C (44°F) | 14°C (57°F) | 15°C (60°F) | 15°C (59°F) | 11°C (51°F) | 6°C (43°F) | -1°C (30°F) | -7°C (19°F) |
Daily mean | -12°C (11°F) | -9°C (17°F) | -6°C (21°F) | -1°C (30°F) | 3°C (37°F) | 9°C (48°F) | 10°C (51°F) | 10°C (51°F) | 6°C (43°F) | 2°C (35°F) | -5°C (23°F) | -10°C (14°F) |
Average low | -16°C (4°F) | -12°C (10°F) | -11°C (13°F) | -6°C (22°F) | -1°C (30°F) | 4°C (40°F) | 6°C (43°F) | 6°C (43°F) | 2°C (36°F) | -2°C (28°F) | -9°C (16°F) | -14°C (7°F) |
Mean minimum | -27°C (-16°F) | -22°C (-8°F) | -21°C (-5°F) | -14°C (7°F) | -9°C (16°F) | -1°C (30°F) | 2°C (35°F) | 1°C (33°F) | -6°C (21°F) | -10°C (14°F) | -20°C (-4°F) | -24°C (-10°F) |
Minimum | -29°C (-20°F) | -29°C (-20°F) | -25°C (-12°F) | -19°C (-1°F) | -17°C (2°F) | -4°C (25°F) | 0°C (33°F) | -0°C (32°F) | -13°C (9°F) | -15°C (4°F) | -24°C (-12°F) | -29°C (-20°F) |
Compare temperature, precipitation, sunshine, UV index in Stelvio, Trentino-Alto Adige, Italy with other places around the world.
Stelvio usually has the most precipitation in May, October and November, with an average of 13 rainy days and 113 mm (4.5 inches) of precipitation per month.The driest months in Stelvio are January, February and March. On average, 51 mm (2.0 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 52 (2.0) | 44 (1.7) | 57 (2.2) | 74 (2.9) | 111 (4.4) | 103 (4.0) | 80 (3.2) | 101 (4.0) | 92 (3.6) | 110 (4.3) | 120 (4.7) | 103 (4.1) |
Average precipitation days (≥ 1 mm) | 9 | 8 | 10 | 10 | 20 | 16 | 16 | 15 | 13 | 10 | 11 | 12 |
The sunniest months in Stelvio are June, July and August, when the sun shines an average of 12 hours 46 minutes a day.Least sunny months in Stelvio: January, November and December receive an average of 6 hours 35 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 184 | 244 | 317 | 345 | 363 | 390 | 412 | 372 | 317 | 285 | 216 | 205 |
Mean daily daylight hours | 9h 2m | 10h 19m | 11h 56m | 13h 35m | 15h 0m | 15h 44m | 15h 21m | 14h 5m | 12h 29m | 10h 51m | 9h 23m | 8h 38m |
Stelvio experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 10 - 11, which corresponds to the Very High / Extreme category of sun exposure.January, November and December are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 3. For more detailed information, check out our hourly Stelvio UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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UV Index (month maximum) | 2 | 4 | 7 | 8 | 10 | 11 | 11 | 9 | 8 | 6 | 3 | 2 |