National Weather Service Forecast for: W Hartford CT
Issued by: National Weather Service Norton, MA
Updated: 6:51 pm EDT Jun 22, 2025
 
Tonight

Tonight: Partly cloudy, with a low around 73. Northwest wind 3 to 5 mph.
Partly Cloudy

Monday

Monday: Patchy fog before 7am.  Otherwise, mostly sunny and hot, with a high near 99. Heat index values as high as 110. Light and variable wind.
Patchy Fog
then Mostly
Sunny
Monday
Night
Monday Night: Mostly clear, with a low around 73. South wind 3 to 7 mph.
Mostly Clear

Tuesday

Tuesday: Sunny and hot, with a high near 100. Heat index values as high as 108. Light southwest wind becoming west 5 to 9 mph in the morning.
Hot

Tuesday
Night
Tuesday Night: Mostly clear, with a low around 77. Northwest wind around 6 mph.
Mostly Clear

Wednesday

Wednesday: A slight chance of showers and thunderstorms after 3pm.  Mostly sunny and hot, with a high near 96. North wind around 6 mph.  Chance of precipitation is 20%.
Sunny then
Slight Chance
T-storms
Wednesday
Night
Wednesday Night: Mostly cloudy, with a low around 67. South wind around 5 mph becoming calm  in the evening.
Mostly Cloudy

Thursday

Thursday: A chance of showers after 3pm.  Mostly cloudy, with a high near 83. Light and variable wind becoming south 5 to 7 mph in the morning.  Chance of precipitation is 30%.
Mostly Cloudy
then Chance
Showers
Thursday
Night
Thursday Night: A chance of showers.  Mostly cloudy, with a low around 63. Northeast wind 3 to 6 mph.  Chance of precipitation is 50%.
Chance
Showers
Lo 73 °F Hi 99 °F Lo 73 °F Hi 100 °F Lo 77 °F Hi 96 °F Lo 67 °F Hi 83 °F Lo 63 °F

Extreme Heat Warning
 

Tonight
 
Partly cloudy, with a low around 73. Northwest wind 3 to 5 mph.
Monday
 
Patchy fog before 7am. Otherwise, mostly sunny and hot, with a high near 99. Heat index values as high as 110. Light and variable wind.
Monday Night
 
Mostly clear, with a low around 73. South wind 3 to 7 mph.
Tuesday
 
Sunny and hot, with a high near 100. Heat index values as high as 108. Light southwest wind becoming west 5 to 9 mph in the morning.
Tuesday Night
 
Mostly clear, with a low around 77. Northwest wind around 6 mph.
Wednesday
 
A slight chance of showers and thunderstorms after 3pm. Mostly sunny and hot, with a high near 96. North wind around 6 mph. Chance of precipitation is 20%.
Wednesday Night
 
Mostly cloudy, with a low around 67. South wind around 5 mph becoming calm in the evening.
Thursday
 
A chance of showers after 3pm. Mostly cloudy, with a high near 83. Light and variable wind becoming south 5 to 7 mph in the morning. Chance of precipitation is 30%.
Thursday Night
 
A chance of showers. Mostly cloudy, with a low around 63. Northeast wind 3 to 6 mph. Chance of precipitation is 50%.
Friday
 
A chance of showers. Cloudy, with a high near 76. Northeast wind 5 to 8 mph. Chance of precipitation is 40%.
Friday Night
 
A chance of showers. Mostly cloudy, with a low around 63. East wind around 6 mph. Chance of precipitation is 50%.
Saturday
 
A chance of showers. Mostly cloudy, with a high near 78. East wind 5 to 8 mph becoming south in the afternoon. Chance of precipitation is 50%.
Saturday Night
 
A chance of showers. Mostly cloudy, with a low around 65. East wind 3 to 7 mph. Chance of precipitation is 40%.
Sunday
 
Mostly cloudy, with a high near 84. Light and variable wind becoming west 5 to 7 mph in the morning.

 

Forecast from NOAA-NWS for W Hartford CT.