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 5.5° 6.7°
Average change in low temperature day-to-day 9.0° 6.3°
Precipitation Last Month Last Year
Chance of dry day after a precip day 44% 62%
Chance of precip day after a dry day 50% 34%

Weather forecast accuracy for Boston, Massachusetts

Last Month
The Weather Channel   88.06%
Foreca   87.22%
Weather Underground   85.56%
Dark Sky (forecast.io)   83.61%
AccuWeather   83.06%
MeteoGroup   81.94%
NWS Digital Forecast   80.98%
World Weather Online   65.83%
Persistence   33.89%
Last Year
The Weather Channel   79.79%
Weather Underground   79.74%
MeteoGroup   79.17%
AccuWeather   78.68%
Foreca   77.96%
Dark Sky (forecast.io)   71.48%
NWS Digital Forecast   70.42%
World Weather Online   58.33%
Persistence   42.01%

ForecastAdvisor Fact

On average, Weather Underground's low temperature forecasts for Boston were off by 2.26 degrees last year.