5-day weather forecast for Hyannis, Massachusetts

Weather changeability for Hyannis, Massachusetts

Temperature Last Month Last Year
Average change in high temperature day-to-day 6.1° 5.4°
Average change in low temperature day-to-day 9.5° 8.4°
Precipitation Last Month Last Year
Chance of dry day after a precip day 42% 64%
Chance of precip day after a dry day 38% 26%

Weather forecast accuracy for Hyannis, Massachusetts

Last Month
Dark Sky (forecast.io)   79.44%
The Weather Channel   78.61%
Weather Underground   78.61%
AccuWeather   77.50%
MeteoGroup   76.67%
NWS Digital Forecast   73.44%
Foreca   72.22%
World Weather Online   63.33%
Persistence   37.20%
Last Year
The Weather Channel   74.90%
Weather Underground   74.79%
Foreca   74.56%
MeteoGroup   74.42%
AccuWeather   72.46%
Dark Sky (forecast.io)   67.93%
NWS Digital Forecast   67.53%
World Weather Online   65.72%
Persistence   44.95%

ForecastAdvisor Fact

On average, Foreca's high temperature forecasts for Hyannis were off by 2.17 degrees last month.