June weather forecast and climate
Hartford, CT

Skyscape view of the city of Hartford, Connecticut with the roads leading to the town, and trees on roadsides
Skyscape view of the city of Hartford, Connecticut with the roads leading to the town, and trees on roadsides
Average temperature in June - Hartford, CT
  • Average high temperature in June: 26.4°C

The warmest month (with the highest average high temperature) is July (29.2°C).
The month with the lowest average high temperature is January (1.4°C).

  • Average low temperature in June: 14.1°C

The month with the highest average low temperature is July (17.1°C).
The coldest month (with the lowest average low temperature) is January (-7.9°C).

Average humidity in June - Hartford, CT
  • Average humidity in June: 67.3%

The month with the highest relative humidity is September (72.9%).
The month with the lowest relative humidity is April (58%).

Average rainfall in June - Hartford, CT
  • Average rainfall in June: 110.5mm

The wettest month (with the highest rainfall) is October (111mm).
The driest month (with the lowest rainfall) is February (73.4mm).

Average rainfall days in June - Hartford, CT
  • Average rainfall days in June: 12.2 days

The month with the highest number of rainy days is May (12.8 days).
The month with the lowest number of rainy days is February (9.7 days).

Average snowfall in June - Hartford, CT
  • Average snowfall in June: 0mm

The month with the highest snowfall is January (312.4mm).
Months with the lowest snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in June - Hartford, CT
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (5.8 days).
Months with the lowest number of snowfall days are May, June, July, August, September and October (0 days).

Average daylight in June / Average sunshine in June - Hartford, CT
  • Average daylight in June: 15.2h

The month with the longest days is June (Average daylight: 15.2h).
The month with shortest days is December (Average daylight: 9.2h).

  • Average sunshine in June: 9.1h

The month with most sunshine is July (Average sunshine: 9.5h).
The month with least sunshine is December (Average sunshine: 4.5h).

Average UV index in June - Hartford, CT
  • Average UV index in June: 8

Months with the highest UV index are June, July and August (UV index 8).
Months with the lowest UV index are January and December (UV index 1).

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