5-day weather forecast for Hartford, Connecticut


Click on a forecast to see the forecast trend for that day

Weather changeability for Hartford, Connecticut

Temperature Last Month Last Year
Average change in high temperature day-to-day 6.5° 6.3°
Average change in low temperature day-to-day 9.8° 7.3°
Precipitation Last Month Last Year
Chance of dry day after a precip day 41% 54%
Chance of precip day after a dry day 62% 29%

Weather forecast accuracy for Hartford, Connecticut

Last Month
The Weather Channel   79.72%
Dark Sky (forecast.io)   77.50%
Weather Underground   77.22%
Foreca   77.22%
NWS Digital Forecast   75.83%
MeteoGroup   75.28%
AccuWeather   71.94%
World Weather Online   64.44%
Persistence   34.72%
Last Year
Weather Underground   77.79%
The Weather Channel   77.61%
MeteoGroup   76.05%
Foreca   75.46%
AccuWeather   75.31%
Dark Sky (forecast.io)   70.18%
NWS Digital Forecast   68.99%
World Weather Online   58.55%
Persistence   43.42%

ForecastAdvisor Fact

46.6% of World Weather Online's high temperature forecasts for Hartford were within 3 degrees of actual temperatures last year.