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 5.8° 4.9°
Average change in low temperature day-to-day 8.1° 7.5°
Precipitation Last Month Last Year
Chance of dry day after a precip day 47% 53%
Chance of precip day after a dry day 47% 30%
 
 

Weather forecast accuracy for Hyannis, Massachusetts

Last Month
The Weather Channel   72.41%
Weather Underground   72.41%
Dark Sky (forecast.io)   70.98%
AccuWeather   67.24%
WeatherBug   66.95%
Foreca   66.67%
MeteoGroup   66.38%
CustomWeather   66.00%
National Weather Service   64.94%
Persistence   39.72%
Last Year
The Weather Channel   74.63%
Foreca   73.66%
National Weather Service   73.22%
WeatherBug   70.90%
AccuWeather   70.62%
CustomWeather   70.50%
Weather Underground   70.00%
MeteoGroup   68.79%
Persistence   42.26%
 

ForecastAdvisor Fact

71.5% of Weather Underground's high temperature forecasts for Hyannis were within 3 degrees of actual temperatures last year.