Hartford
Connecticut, USA
Long term weather forecast
Long term weather forecast

August weather forecast and Climate
Hartford, CT

  • Average high temperature in August: 82.7°F

Warmest month (with highest average high temperature) is July (84.5°F).
Month with lowest average high temperature is January (34.5°F).

  • Average low temperature in August: 61.1°F

Month with highest average low temperature is July (62.7°F).
Coldest month (with lowest average low temperature) is January (17.7°F).

  • Average humidity in August: 70.6%

Month with highest relative humidity is September (72.9%).
Month with lowest relative humidity is April (58%).

  • Average rainfall in August: 3.9"

Wettest months (with highest rainfall) are May, June and October (4.4").
Driest month (with lowest rainfall) is February (2.9").

  • Average rainfall days in August: 10 days

Month with highest number of rainy days is May (12.8 days).
Month with lowest number of rainy days is February (9.7 days).

  • Average snowfall in August: 0"

Month with highest snowfall is January (12.3").
Months with lowest snowfall are May, June, July, August, September and October (0").

  • Average snowfall days in August: 0 days

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

  • Average daylight in August: 14h

Months with longest days are May, June and July (Average daylight: 15).
Month with shortest days is December (Average daylight: 9).

  • Average sunshine in August: 8.7h

Month with most sunshine is July (Average sunshine: 9.5).
Month with least sunshine is December (Average sunshine: 4.5).

  • Average UV index in August: 8

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

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