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 6.6° 5.4°
Average change in low temperature day-to-day 9.1° 8.4°
Precipitation Last Month Last Year
Chance of dry day after a precip day 50% 64%
Chance of precip day after a dry day 25% 26%

Weather forecast accuracy for Hyannis, Massachusetts

Last Month
The Weather Channel   77.30%
Weather Underground   77.30%
MeteoGroup   75.00%
Foreca   74.67%
AccuWeather   68.75%
Dark Sky (forecast.io)   67.11%
NWS Digital Forecast   65.15%
World Weather Online   62.17%
Persistence   42.36%
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

22.5% of World Weather Online's low temperature forecasts for Hyannis were off by more than 10 degrees last year.