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 6.3° 5.4°
Average change in low temperature day-to-day 10.1° 8.4°
Precipitation Last Month Last Year
Chance of dry day after a precip day 67% 64%
Chance of precip day after a dry day 32% 26%

Weather forecast accuracy for Hyannis, Massachusetts

Last Month
The Weather Channel   81.72%
Weather Underground   81.72%
Foreca   77.96%
MeteoGroup   74.19%
AccuWeather   72.58%
NWS Digital Forecast   65.59%
Dark Sky (forecast.io)   65.05%
World Weather Online   56.18%
Persistence   40.59%
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

15.1% of The Weather Channel's high temperature forecasts for Hyannis were exactly right last month.