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 4.2° 5.3°
Average change in low temperature day-to-day 6.5° 8.0°
Precipitation Last Month Last Year
Chance of dry day after a precip day 83% 58%
Chance of precip day after a dry day 23% 25%

Weather forecast accuracy for Hyannis, Massachusetts

Last Month
The Weather Channel   79.31%
Weather Underground   77.98%
Foreca   77.87%
AccuWeather   74.14%
MeteoGroup   71.84%
World Weather Online   70.11%
NWS Digital Forecast   67.86%
Dark Sky (forecast.io)   64.37%
Persistence   53.72%
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

On average, The Weather Channel's high temperature forecasts for Hyannis were off by 2.60 degrees last year.