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 4.3° 5.1°
Average change in low temperature day-to-day 6.5° 8.9°
Precipitation Last Month Last Year
Chance of dry day after a precip day 71% 58%
Chance of precip day after a dry day 25% 30%
 
 

Weather forecast accuracy for Hyannis, Massachusetts

Last Month
MeteoGroup   73.66%
Foreca   73.12%
AccuWeather   71.08%
The Weather Channel   70.97%
Weather Underground   70.16%
NWS Digital Forecast   63.06%
Dark Sky (forecast.io)   56.45%
Persistence   49.19%
Last Year
Weather Underground   72.87%
The Weather Channel   72.81%
Foreca   72.56%
AccuWeather   72.18%
WeatherBug   71.71%
MeteoGroup   69.00%
CustomWeather   68.40%
NWS Digital Forecast   66.45%
Persistence   42.99%
 

ForecastAdvisor Fact

On average, AccuWeather's high temperature forecasts for Hyannis were off by 2.12 degrees last month.