Bex-Gryon – Weather Forecast
Category 1Massongex, Valais, CH
This page shows a route-based weather forecast for the Bex-Gryon cycling climb in Massongex, Valais, CH. 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.
Bex-Gryon
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 Tue 14 Jul 02:46
Climate Overview
| Month |
Temp Day
|
Temp Night
|
Sunny Days
|
Sun Hours
|
Rain Days
|
Precipitation
|
Humidity
|
UV Index
|
Day Length
|
|---|---|---|---|---|---|---|---|---|---|
| Jan | 8°C | -3°C | 20 | 6.0h | 16 | 175 mm | 75 % | 2 | 9h 6m |
| Feb | 10°C | -2°C | 22 | 8.0h | 6 | 45 mm | 73 % | 3 | 10h 22m |
| Mar | 12°C | 1°C | 28 | 9.8h | 13 | 43 mm | 70 % | 4 | 11h 56m |
| Apr | 18°C | 6°C | 28 | 11.3h | 14 | 105 mm | 68 % | 5 | 13h 35m |
| May | 20°C | 9°C | 27 | 10.5h | 18 | 131 mm | 65 % | 6 | 14h 59m |
| Jun | 29°C | 16°C | 30 | 13.7h | 13 | 69 mm | 67 % | 7 | 15h 43m |
| Jul | 25°C | 15°C | 30 | 12.7h | 25 | 168 mm | 66 % | 8 | 15h 20m |
| Aug | 27°C | 16°C | 28 | 11.8h | 16 | 96 mm | 68 % | 7 | 14h 6m |
| Sep | 22°C | 12°C | 22 | 8.7h | 20 | 229 mm | 70 % | 5 | 12h 31m |
| Oct | 17°C | 7°C | 22 | 7.8h | 12 | 185 mm | 72 % | 4 | 10h 53m |
| Nov | 12°C | 2°C | 20 | 6.3h | 12 | 151 mm | 76 % | 2 | 9h 26m |
| Dec | 11°C | 3°C | 25 | 6.8h | 8 | 24 mm | 77 % | 2 | 8h 41m |