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 3.6° 5.3°
Average change in low temperature day-to-day 6.4° 8.0°
Precipitation Last Month Last Year
Chance of dry day after a precip day 100% 58%
Chance of precip day after a dry day 19% 25%

Weather forecast accuracy for Hyannis, Massachusetts

Last Month
The Weather Channel   75.81%
Weather Underground   75.54%
MeteoGroup   74.73%
World Weather Online   73.66%
Foreca   72.58%
AccuWeather   71.77%
Dark Sky (forecast.io)   67.20%
NWS Digital Forecast   64.78%
Persistence   54.87%
Last Year
MeteoGroup   73.70%
The Weather Channel   73.51%
Weather Underground   73.44%
Foreca   72.67%
AccuWeather   71.54%
NWS Digital Forecast   68.59%
Dark Sky (forecast.io)   66.89%
World Weather Online   64.82%
Persistence   44.77%

ForecastAdvisor Fact

5.7% of NWS Digital Forecast's low temperature forecasts for Hyannis were off by more than 10 degrees last year.