5-day weather forecast for Charlestown, Massachusetts
Today
68°
91°
Thunderstorms likely
Thursday
63°
82°
Slight Chance Thunderstorms
Friday
64°
80°
Mostly sunny
Saturday
67°
84°
Mostly sunny
Sunday
69°
85°
Chance Thunderstorms
Click on a forecast to see the forecast trend for that day
Weather forecast accuracy for Boston, Massachusetts
| The Weather Channel | 73.35% |
| Accuweather | 68.70% |
| National Weather Service | 68.16% |
| NWS Digital Forecast | 67.66% |
| MyForecast | 67.61% |
| Intellicast | 44.74% |
| 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
6.5% of Accuweather's high temperature forecasts for Boston were off by more than 10 degrees last month.