5-day weather forecast for Alton, New Hampshire
Today
67°
79°
Rain
Thursday
66°
76°
Rain
Friday
62°
83°
Chance Rain
Showers
Showers
Saturday
64°
83°
Chance Rain
Showers
Showers
Sunday
62°
83°
Chance Rain
Showers
Showers
Click on a forecast to see the forecast trend for that day
Weather forecast accuracy for Somersworth, New Hampshire
| National Weather Service | 77.56% |
| NWS Digital Forecast | 69.89% |
| MyForecast | 68.61% |
| The Weather Channel | 67.30% |
| Accuweather | 66.60% |
| Intellicast | 57.84% |
| The Weather Channel | 70.13% |
| Intellicast | 69.49% |
| Accuweather | 67.78% |
| MyForecast | 67.76% |
| National Weather Service | 66.90% |
| NWS Digital Forecast | 66.67% |
ForecastAdvisor Fact
5.0% of The Weather Channel's high temperature forecasts for Somersworth were off by more than 10 degrees last year.