Back to Alpine Passes

Detailed cycling weather forecast for Passo di Giau. See wind direction, temperature and rain along the entire climb and descent.

✗ Closed Venetien, IT
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Pass Information

2,236m
Elevation
13.0%
Max Gradient
10.0 km
Length
Current status: closed
Opening Period: Wintersperre
Wed
11 Mar
ac_unit
Snow showers
06:32 18:11
-1° / -3°
Precipitation 1 mm
Humidity 100 %

🚴‍♂️ Road Status & Seasonality
  • Typical cycling season: High mountain passes like Passo di Giau in the Dolomites are generally snow‑free and fully open for cycling from late June through August
  • Shoulder periods: Late May–early July and September–early October can be good, but snow or temporary closures are still possible, depending on the winter/spring snowpack and weather. 
  • Winter & early spring: Roads often have snow and ice; cycling is not recommended and sections may be closed — though sometimes the road remains technically open with snow removal depending on conditions. 
    • Note: SP638 (the pass road) can be closed seasonally due to snow at times outside peak summer. 
🌦️ Current & Forecast Weather (Example)
(General pattern — check a precise weather service before your ride for exact dates.)
  • Temperatures: At high altitudes, temps will be cold to cool even in summer, and at other times likely near or below freezing — you can expect sharper cold on the summit compared to valleys. 
  • Precipitation: Mountain weather is changeable — afternoon showers and even snow at elevation are possible outside peak summer
  • Wind: Expect breezy conditions near the top, potentially with gusts — which can make descents chilly. 
  • Visibility: Clouds and fog can reduce visibility quickly in these mountains — particularly with unstable weather systems. 
⚠️ Current winter forecasts show snow and cold conditions typical for the off‑season, but in summer these would shift to mild days with lower chances of precipitation. Always check a real‑time forecast close to your ride. 
📍 Cycling Conditions to Expect
🚵‍♂️ In the cycling season (summer)
  • Road surface: Tarmacked, narrow Alpine road — good quality but limited shoulder space; be visible and cautious. 
  • Traffic: Moderate to heavy during peak times and weekends; early starts help beat traffic. 
  • Temperatures: Cool at summit — bring layers (windproof/warm jersey) even on warm valley days. 
  • Rain & storms: Afternoon thunderstorms are a mountain classic — plan climbs in the morning if possible. 
❄️ Off‑season (winter/spring/late autumn)
  • Snow & ice: The road at altitude is often snowy or icy outside July–September, making cycling unsafe. 
  • Possible closures: Sections may be blocked by snow‑clearing or avalanche risk; check local road status closer to your date. 
🧠 Tips for Cyclists
  • Best months: July & August — most reliable for fully open roads and safer conditions. 
  • Check webcam/local updates: Pass conditions can vary year‑to‑year with snow and weather patterns. 
  • Layering & gear: Pack layers, rain gear, and warm gloves for summit temps; mountain weather changes quickly. 
  • Timing: Start early to avoid afternoon storms and tourist traffic. 
📌 Short Summary
✔️ Open for cycling: Generally July–August, with possible good windows late June and early September.
❄️ Closed or risky: Winter to late spring — snow and ice often make cycling unsafe.
🌦️ Weather: Changeable — warm valley days can turn cool/windy at altitude; thunderstorms possible in summer.
🚴‍♂️ What to expect: High‑mountain conditions — plan clothing, check forecasts, and aim for morning rides for best conditions.

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Location


Weather Forecast

Next 7 Days

Wed
11 Mar
ac_unit
Snow showers
06:32 18:11
-1° / -3°
Precipitation 1 mm
Humidity 100 %
Thu
12 Mar
ac_unit
Snow showers
06:30 18:12
/ -3°
Precipitation 2 mm
Humidity 100 %
Fri
13 Mar
ac_unit
Snow showers
06:28 18:14
/ -3°
Precipitation 0 mm
Humidity 100 %
Sat
14 Mar
ac_unit
Snow showers
06:26 18:15
-2° / -4°
Precipitation 17 mm
Humidity 100 %
Sun
15 Mar
ac_unit
Snow showers
06:24 18:16
-1° / -3°
Precipitation 30 mm
Humidity 100 %
Mon
16 Mar
foggy
Fog
06:22 18:18
/ -4°
Precipitation 0 mm
Humidity 98 %
Tue
17 Mar
cloud
Partly cloudy
06:20 18:19
/ -7°
Precipitation 0 mm
Humidity 78 %

Climate Overview

Climate Overview

Month
Day Temperature Temp Day
Night Temperature Temp Night
Sunny Days Sunny Days
Sun Hours Sun Hours
Rain Days Rain Days
Precipitation Precipitation
Humidity Humidity
UV Index UV Index
Day Length Day Length
Jan -3°C -11°C 21 6.0h 15 66 mm 75 % 2 9h 4m
Feb -1°C -9°C 18 6.9h 10 38 mm 73 % 3 10h 20m
Mar 0°C -7°C 23 8.6h 16 86 mm 70 % 4 11h 56m
Apr 4°C -4°C 22 9.3h 18 121 mm 68 % 5 13h 36m
May 8°C 0°C 25 10.6h 22 170 mm 65 % 6 15h 2m
Jun 17°C 7°C 30 13.4h 20 103 mm 67 % 7 15h 45m
Jul 14°C 5°C 29 12.3h 27 197 mm 66 % 8 15h 23m
Aug 15°C 6°C 28 11.6h 21 113 mm 68 % 7 14h 7m
Sep 12°C 3°C 25 9.5h 19 93 mm 70 % 5 12h 31m
Oct 5°C -3°C 26 8.4h 11 50 mm 72 % 4 10h 52m
Nov 0°C -8°C 21 6.9h 10 81 mm 76 % 2 9h 24m
Dec 0°C -8°C 22 6.4h 10 19 mm 77 % 2 8h 38m