Bosse de Celhay – Weather Forecast
Category 4Itxassou, Nouvelle-Aquitaine, FR
This page shows a route-based weather forecast for the Bosse de Celhay cycling climb in Itxassou, Nouvelle-Aquitaine, FR. 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.
Bosse de Celhay
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
→ Original Direction
← 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 05:26
Climate Overview
| Month |
Temp Day
|
Temp Night
|
Sunny Days
|
Sun Hours
|
Rain Days
|
Precipitation
|
Humidity
|
UV Index
|
Day Length
|
|---|---|---|---|---|---|---|---|---|---|
| Jan | 13°C | 5°C | 16 | 5.3h | 18 | 136 mm | 75 % | 2 | 9h 23m |
| Feb | 15°C | 6°C | 22 | 7.4h | 12 | 69 mm | 73 % | 3 | 10h 31m |
| Mar | 15°C | 6°C | 27 | 8.9h | 22 | 121 mm | 70 % | 4 | 11h 57m |
| Apr | 18°C | 10°C | 24 | 8.9h | 21 | 164 mm | 68 % | 5 | 13h 26m |
| May | 20°C | 11°C | 30 | 11.9h | 20 | 120 mm | 65 % | 6 | 14h 42m |
| Jun | 26°C | 17°C | 25 | 10.8h | 15 | 52 mm | 67 % | 7 | 15h 21m |
| Jul | 25°C | 17°C | 26 | 11.4h | 20 | 73 mm | 66 % | 8 | 15h 1m |
| Aug | 27°C | 17°C | 27 | 10.7h | 13 | 103 mm | 68 % | 7 | 13h 54m |
| Sep | 22°C | 13°C | 26 | 9.2h | 17 | 60 mm | 70 % | 5 | 12h 28m |
| Oct | 20°C | 11°C | 25 | 8.5h | 13 | 105 mm | 72 % | 4 | 11h |
| Nov | 15°C | 8°C | 19 | 6.5h | 18 | 176 mm | 76 % | 2 | 9h 41m |
| Dec | 13°C | 6°C | 16 | 4.8h | 18 | 110 mm | 77 % | 2 | 9h 1m |