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 4.4° 5.4°
Average change in low temperature day-to-day 6.0° 8.4°
Precipitation Last Month Last Year
Chance of dry day after a precip day 63% 64%
Chance of precip day after a dry day 22% 26%

Weather forecast accuracy for Hyannis, Massachusetts

Last Month
The Weather Channel   74.73%
Weather Underground   74.46%
Foreca   72.99%
AccuWeather   70.43%
MeteoGroup   67.47%
NWS Digital Forecast   59.20%
World Weather Online   56.18%
Dark Sky (forecast.io)   56.18%
Persistence   44.62%
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

5.7% of World Weather Online's low temperature forecasts for Hyannis were exactly right last year.