Challenge VTT La Montagn'Hard 2021 – Weather Forecast
Colfontaine, Wallonie, BE
This page shows a route-based weather forecast for the Challenge VTT La Montagn'Hard 2021 cycling climb in Colfontaine, Wallonie, BE. Unlike a simple location forecast, conditions are calculated at every point along the climb — from the base to the summit — using the actual route profile and elevation data.
You'll see hour-by-hour temperature, wind speed and direction, precipitation probability, and cloud cover adjusted for altitude. Choose your planned departure time to align the forecast with your ride.
Challenge VTT La Montagn'Hard 2021
Plan Your Ride
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Calculating weather along route...
Trip Summary
Forecast A
Trip Summary A
Forecast B
Trip Summary B
Weather Display Options
Forecast A - Route Map
Forecast B - Route Map
Compare Reversed Route
Same departure time & speed — opposite direction
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← Reversed Direction
Creates a new saved route in the reversed direction
Route Map
Elevation Profile
Temperature Along Route
Precipitation & Precipitation Probability Along Route
Wind Along Route
Humidity Along Route
Pollen Along Route
UV Index Along Route
Start place details
Weather Forecast
Hourly around Mon 07 Sep 13:09
Climate Overview
| Month |
Temp Day
|
Temp Night
|
Sunny Days
|
Sun Hours
|
Rain Days
|
Precipitation
|
Humidity
|
UV Index
|
Day Length
|
|---|---|---|---|---|---|---|---|---|---|
| Jan | 6°C | 0°C | 7 | 3.6h | 17 | 186 mm | 75 % | 2 | 8h 36m |
| Feb | 8°C | 1°C | 15 | 5.4h | 13 | 50 mm | 73 % | 3 | 10h 5m |
| Mar | 13°C | 3°C | 27 | 9.5h | 8 | 7 mm | 70 % | 4 | 11h 55m |
| Apr | 17°C | 6°C | 26 | 10.7h | 8 | 14 mm | 68 % | 5 | 13h 50m |
| May | 19°C | 9°C | 25 | 10.7h | 15 | 74 mm | 65 % | 6 | 15h 29m |
| Jun | 23°C | 14°C | 29 | 12.7h | 15 | 68 mm | 67 % | 7 | 16h 21m |
| Jul | 23°C | 14°C | 30 | 12.7h | 22 | 76 mm | 66 % | 8 | 15h 54m |
| Aug | 24°C | 14°C | 29 | 11.0h | 10 | 23 mm | 68 % | 7 | 14h 25m |
| Sep | 20°C | 12°C | 24 | 9.0h | 21 | 40 mm | 70 % | 5 | 12h 35m |
| Oct | 15°C | 9°C | 14 | 5.1h | 20 | 79 mm | 72 % | 4 | 10h 42m |
| Nov | 10°C | 6°C | 13 | 4.2h | 17 | 85 mm | 76 % | 2 | 9h |
| Dec | 8°C | 4°C | 10 | 3.5h | 10 | 31 mm | 77 % | 2 | 8h 6m |