Mt. Washington – Weather Forecast
Category HCGorham, NH, US
This page shows a route-based weather forecast for the Mt. Washington cycling climb in Gorham, NH, US. 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.
Mt. Washington
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 Wed 09 Sep 01:45
Climate Overview
| Month |
Temp Day
|
Temp Night
|
Sunny Days
|
Sun Hours
|
Rain Days
|
Precipitation
|
Humidity
|
UV Index
|
Day Length
|
|---|---|---|---|---|---|---|---|---|---|
| Jan | -6°C | -15°C | 17 | 5.5h | 20 | 55 mm | 75 % | 2 | 9h 19m |
| Feb | -3°C | -15°C | 15 | 5.8h | 23 | 99 mm | 73 % | 3 | 10h 29m |
| Mar | 4°C | -7°C | 20 | 6.7h | 21 | 148 mm | 70 % | 4 | 11h 57m |
| Apr | 10°C | -1°C | 19 | 7.7h | 22 | 91 mm | 68 % | 5 | 13h 29m |
| May | 15°C | 7°C | 15 | 6.5h | 23 | 206 mm | 65 % | 6 | 14h 48m |
| Jun | 21°C | 12°C | 25 | 11.0h | 18 | 100 mm | 67 % | 7 | 15h 27m |
| Jul | 25°C | 16°C | 29 | 11.9h | 17 | 95 mm | 66 % | 8 | 15h 6m |
| Aug | 24°C | 13°C | 31 | 12.6h | 15 | 41 mm | 68 % | 7 | 13h 57m |
| Sep | 20°C | 11°C | 25 | 10.2h | 11 | 87 mm | 70 % | 5 | 12h 28m |
| Oct | 13°C | 4°C | 23 | 8.0h | 12 | 152 mm | 72 % | 4 | 10h 57m |
| Nov | 3°C | -4°C | 9 | 3.8h | 23 | 104 mm | 76 % | 2 | 9h 37m |
| Dec | -3°C | -13°C | 15 | 4.6h | 23 | 134 mm | 77 % | 2 | 8h 55m |