5-day weather forecast for Boston, Massachusetts

Weather changeability for Boston, Massachusetts

Temperature Last Month Last Year
Average change in high temperature day-to-day 7.5° 7.0°
Average change in low temperature day-to-day 5.4° 5.9°
Precipitation Last Month Last Year
Chance of dry day after a precip day 57% 62%
Chance of precip day after a dry day 47% 26%

Weather forecast accuracy for Boston, Massachusetts

Last Month
MeteoGroup   79.76%
The Weather Channel   74.40%
Weather Underground   74.40%
Foreca   67.86%
AccuWeather   67.86%
Dark Sky (forecast.io)   67.56%
World Weather Online   60.42%
NWS Digital Forecast   58.02%
Persistence   40.86%
Last Year
The Weather Channel   78.90%
MeteoGroup   78.85%
Weather Underground   78.78%
Foreca   78.73%
AccuWeather   76.65%
Dark Sky (forecast.io)   73.01%
NWS Digital Forecast   71.62%
World Weather Online   64.46%
Persistence   43.11%

ForecastAdvisor Fact

On average, Weather Underground's low temperature forecasts for Boston were off by 2.18 degrees last year.