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 3.5° 4.9°
Average change in low temperature day-to-day 4.9° 6.7°
Precipitation Last Month Last Year
Chance of dry day after a precip day 46% 68%
Chance of precip day after a dry day 50% 27%

Weather forecast accuracy for Nantucket, Massachusetts

Last Month
AccuWeather   87.35%
Weather Underground   86.73%
The Weather Channel   85.80%
Foreca   82.41%
NWS Digital Forecast   82.10%
MeteoGroup   78.40%
Dark Sky (forecast.io)   76.23%
World Weather Online   58.33%
Persistence   45.75%
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 low temperature forecasts for Nantucket were off by 2.82 degrees last year.