5-day weather forecast for Groton, Connecticut

Weather changeability for Groton, Connecticut

Temperature Last Month Last Year
Average change in high temperature day-to-day 5.4° 5.2°
Average change in low temperature day-to-day 6.5° 6.9°
Precipitation Last Month Last Year
Chance of dry day after a precip day 50% 60%
Chance of precip day after a dry day 37% 21%

Weather forecast accuracy for Groton, Connecticut

Last Month
The Weather Channel   80.86%
Weather Underground   80.56%
MeteoGroup   79.01%
Foreca   78.70%
AccuWeather   76.85%
Dark Sky (forecast.io)   70.99%
NWS Digital Forecast   69.75%
World Weather Online   58.02%
Persistence   41.95%
Last Year
Weather Underground   78.22%
The Weather Channel   77.67%
Foreca   75.92%
AccuWeather   74.61%
MeteoGroup   72.49%
Dark Sky (forecast.io)   69.04%
World Weather Online   67.01%
NWS Digital Forecast   65.52%
Persistence   49.21%

ForecastAdvisor Fact

ForecastWatch.com is the largest provider of weather forecast accuracy statistics.