5-day weather forecast for South Yarmouth, Massachusetts
Today
70°
78°
Chance Thunderstorms
Monday
72°
79°
Slight Chance Thunderstorms
Tuesday
73°
83°
Slight Chance Thunderstorms
Wednesday
71°
85°
Chance Thunderstorms
Thursday
64°
84°
Slight Chance Thunderstorms
Click on a forecast to see the forecast trend for that day
Weather forecast accuracy for West Yarmouth, Massachusetts
| The Weather Channel | 77.83% |
| National Weather Service | 76.06% |
| NWS Digital Forecast | 74.14% |
| Accuweather | 72.92% |
| MyForecast | 72.85% |
| Intellicast | 54.72% |
| The Weather Channel | 75.07% |
| Intellicast | 74.80% |
| MyForecast | 72.09% |
| Accuweather | 71.77% |
| NWS Digital Forecast | 70.21% |
| National Weather Service | 70.03% |
ForecastAdvisor Fact
It rained 73% of the time in West Yarmouth last month when National Weather Service's text forecasts called for precipitation, and 3% of the time when they did not.