Rolle Pass
The Rolle Pass (Italian: Passo Rolle) (1989 m) is a mountain pass in Trentino in Italy which can be reached by motor vehicles.
| Rolle Pass | |
|---|---|
 Chapel at Rolle Pass, with Cimon della Pala | |
| Elevation | 1,989 m (6,526 ft) |
| Location | Trentino, Italy |
| Range | Dolomites |
| Coordinates | 46°17′47″N 11°47′13″E |
  Rolle Pass Location of Rolle Pass | |
It connects the Fiemme and Primiero valleys, and the communities of Predazzo, San Martino di Castrozza and Fiera di Primiero. The pass road was built between 1863 and 1874, when the area still belonged to Austria-Hungary. The pass lies within the Parco Naturale Paneveggio - Pale di San Martino.
Climate
Due to altitude, the climate is subarctic (Köppen: Dfc), similar to other high mountains in the Alps. The annual average temperature is 3.2 °C (37.8 °F), the hottest month in July is 11.8 °C (53.2 °F), and the coldest month is −4.4 °C (24.1 °F) in February. The annual precipitation is 1,004.11 millimetres (39.53 in), of which October is the wettest with 142.23 millimetres (5.60 in), while February is the driest with only 29.05 millimetres (1.14 in).
| Climate data for Rolle Pass, elevation: 2,004 m or 6,575 ft, 1991-2020 normals, extremes 1949–present | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Record high °C (°F) | 10.6 (51.1) |
12.0 (53.6) |
12.6 (54.7) |
16.4 (61.5) |
21.0 (69.8) |
23.2 (73.8) |
25.4 (77.7) |
24.4 (75.9) |
21.4 (70.5) |
19.2 (66.6) |
15.2 (59.4) |
12.5 (54.5) |
25.4 (77.7) |
| Average high °C (°F) | −1.3 (29.7) |
−1.1 (30.0) |
1.6 (34.9) |
4.7 (40.5) |
9.3 (48.7) |
13.9 (57.0) |
16.2 (61.2) |
15.9 (60.6) |
11.4 (52.5) |
7.4 (45.3) |
2.8 (37.0) |
−0.3 (31.5) |
6.7 (44.1) |
| Daily mean °C (°F) | −3.9 (25.0) |
−4.4 (24.1) |
−2.1 (28.2) |
0.9 (33.6) |
5.3 (41.5) |
9.5 (49.1) |
11.8 (53.2) |
11.7 (53.1) |
7.8 (46.0) |
4.3 (39.7) |
0.0 (32.0) |
−2.9 (26.8) |
3.2 (37.8) |
| Average low °C (°F) | −6.8 (19.8) |
−7.7 (18.1) |
−5.2 (22.6) |
−2.1 (28.2) |
2.1 (35.8) |
6.0 (42.8) |
8.2 (46.8) |
8.4 (47.1) |
4.9 (40.8) |
1.7 (35.1) |
−2.5 (27.5) |
−5.7 (21.7) |
0.1 (32.2) |
| Record low °C (°F) | −23.4 (−10.1) |
−24.2 (−11.6) |
−24.8 (−12.6) |
−17.0 (1.4) |
−11.1 (12.0) |
−6.2 (20.8) |
−2.2 (28.0) |
−2.8 (27.0) |
−5.6 (21.9) |
−11.0 (12.2) |
−17.2 (1.0) |
−19.0 (−2.2) |
−24.8 (−12.6) |
| Average precipitation mm (inches) | 34.4 (1.35) |
29.1 (1.15) |
42.9 (1.69) |
68.7 (2.70) |
99.5 (3.92) |
106.5 (4.19) |
111.6 (4.39) |
131.6 (5.18) |
104.8 (4.13) |
142.2 (5.60) |
90.5 (3.56) |
42.5 (1.67) |
1,004.1 (39.53) |
| Average precipitation days (≥ 1.0 mm) | 4.56 | 5.17 | 6.20 | 9.80 | 11.50 | 11.84 | 12.16 | 12.26 | 9.19 | 8.39 | 6.89 | 4.88 | 102.84 |
| Average relative humidity (%) | 61.1 | 63.0 | 67.3 | 70.3 | 71.2 | 71.0 | 71.3 | 72.8 | 73.5 | 71.4 | 67.2 | 60.9 | 68.4 |
| Average dew point °C (°F) | −11.7 (10.9) |
−11.6 (11.1) |
−8.0 (17.6) |
−4.2 (24.4) |
0.3 (32.5) |
4.2 (39.6) |
6.5 (43.7) |
6.8 (44.2) |
3.3 (37.9) |
−1.2 (29.8) |
−6.4 (20.5) |
−11.2 (11.8) |
−2.8 (27.0) |
| Source 1: NOAA[1] | |||||||||||||
| Source 2: Temperature estreme in Passo Rolle[2] | |||||||||||||
References
- "Passo Rolle Climate Normals 1991-2020". National Oceanic and Atmospheric Administration. Archived from the original on 2023-08-31. Retrieved August 29, 2023.
- "Temperature estreme in Passo Rolle" (in Italian). Temperature estreme in Toscana. Archived from the original on 2023-08-31. Retrieved August 31, 2023.