5-day weather forecast for Nantucket, Massachusetts

Weather changeability for Nantucket, Massachusetts

Temperature Last Month Last Year
Average change in high temperature day-to-day 6.6° 4.9°
Average change in low temperature day-to-day 8.2° 6.7°
Precipitation Last Month Last Year
Chance of dry day after a precip day 67% 68%
Chance of precip day after a dry day 20% 27%

Weather forecast accuracy for Nantucket, Massachusetts

Last Month
The Weather Channel   83.01%
Weather Underground   82.69%
Foreca   82.69%
MeteoGroup   80.45%
AccuWeather   75.32%
Dark Sky (forecast.io)   74.04%
NWS Digital Forecast   69.30%
World Weather Online   67.31%
Persistence   49.36%
Last Year
Foreca   78.62%
Weather Underground   78.27%
The Weather Channel   78.24%
AccuWeather   75.19%
MeteoGroup   72.95%
Dark Sky (forecast.io)   69.72%
NWS Digital Forecast   69.50%
World Weather Online   65.07%
Persistence   47.60%

ForecastAdvisor Fact

On average, Weather Underground's high temperature forecasts for Nantucket were off by 2.05 degrees last month.