5-day weather forecast for Chelsea, Massachusetts
Today
63°
80°
Chance Thunderstorms
Sunday
62°
83°
Mostly sunny
Monday
63°
82°
Sunny
Tuesday
65°
83°
Sunny
Wednesday
65°
86°
Mostly sunny
Click on a forecast to see the forecast trend for that day
Weather forecast accuracy for Boston, Massachusetts
| MyForecast | 66.11% |
| Accuweather | 65.53% |
| NWS Digital Forecast | 64.95% |
| National Weather Service | 63.29% |
| The Weather Channel | 61.62% |
| Intellicast | 47.83% |
| The Weather Channel | 74.89% |
| Intellicast | 74.41% |
| National Weather Service | 71.93% |
| MyForecast | 71.70% |
| NWS Digital Forecast | 71.22% |
| Accuweather | 70.65% |
ForecastAdvisor Fact
It rained 44% of the time in Boston last month when Intellicast's icon forecasts called for precipitation, and 10% of the time when they did not.