August weather forecast
Hartford, CT

Share
The city of Hartford, Connecticut with the roads leading to the town, and trees on roadsides
The city of Hartford, Connecticut with the roads leading to the town, and trees on roadsides

Weather in August

In August, Hartford, Connecticut's summer saga continues, though with a slight respite. The month sustains the warm trend, albeit with a slight retreat in intensity. Despite the mercury reaching 81°F (27.2°C), this period is less severe compared to July. Local residents continue to engage in an array of outdoor pursuits, making the most of the summer days. August thus captures the essence of a mellowing summer spell, transitioning towards the fresh autumn breeze.

Temperature

The dawn of August sees an average high-temperature of a still moderately hot 81°F (27.2°C), subtly contrasting with July's 82.9°F (28.3°C). In the month of August, the temperature generally rests at an average low of 62.2°F (16.8°C).

Heat index

For August, the heat index is estimated at a hot 86°F (30°C). Remaining active during long-lasting exposure could cause fatigue, leading to heat cramps.
Understanding the heat index involves considering values for shaded locales with light wind. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. Keep it in mind, direct sunlight can augment the heat you experience, possibly pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.

Humidity

The average relative humidity in August in Hartford is 75%.

Rainfall

In Hartford, in August, it is raining for 11.4 days, with typically 0.79" (20mm) of accumulated precipitation. Throughout the year, in Hartford, Connecticut, there are 113.2 rainfall days, and 10.24" (260mm) of precipitation is accumulated.

Snowfall

In Hartford, snow does not fall in June through October.

Daylight

The average length of the day in August is 13h and 49min.
On the first day of the month, sunrise is at 5:45 am and sunset at 8:08 pm. On the last day of August, sunrise is at 6:16 am and sunset at 7:25 pm EDT.

Sunshine

The months with the most sunshine are July and August, with an average of 10.4h of sunshine.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum UV index, 6 during August, leads to the following recommendations:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
[Resources]

Frequently asked questions

What are the temperatures in Hartford in August?

In Hartford, in August, the average high-temperature is 81°F (27.2°C), and the average low-temperature is 62.2°F (16.8°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines relative humidity and air temperature, in August is estimated at 86°F (30°C).

What is the average humidity in August in Hartford?

In August, the average relative humidity is 75%.

How much does it rain in Hartford in August?

In Hartford, in August, during 11.4 rainfall days, 0.79" (20mm) of precipitation is typically accumulated.

When it does not snow in Hartford?

June through October are months without snowfall in Hartford, Connecticut.

How many hours of daylight does Hartford have in August?

The average day length in August in Hartford is 13h and 49min.

When are sunrise and sunset in August in Hartford?

On the first day of August, sunrise is at 5:45 am and sunset at 8:08 pm. On the last day of the month, sunrise is at 6:16 am and sunset at 7:25 pm EDT.

What is the month with the most sunshine in Hartford?

The months with the most sunshine in Hartford, Connecticut, are July and August, with an average of 10.4h of sunshine.

How many hours of sunshine does Hartford have in August?

In Hartford, the average sunshine duration in August is 10.4h.

What are the months with the highest UV index in Hartford?

The months with the highest UV index in Hartford, Connecticut, are June through August, with an average maximum UV index of 6.

What is the UV index reading in August in Hartford?

In August, the average daily maximum UV index in Hartford, Connecticut, is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Hartford, CT

Average temperature in August - Hartford, CT
  • Average high temperature in August: 81°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (33.1°F).

  • Average low temperature in August: 62.2°F

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (21.4°F).

[Resources]

Average pressure in August
Hartford, CT

Average pressure in August - Hartford, CT
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

[Resources]

Average wind speed in August
Hartford, CT

Average wind speed in August - Hartford, CT
  • Average wind speed in August: 5.3mph

The windiest months (with the highest average wind speed) are January and March (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

[Resources]

Average humidity in August
Hartford, CT

Average humidity in August - Hartford, CT
  • Average humidity in August: 75%

The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is April (70%).

[Resources]

Average rainfall in August
Hartford, CT

Average rainfall in August - Hartford, CT
  • Average rainfall in August: 0.79"

The wettest months (with the highest rainfall) are June and July (1.06").
The driest month (with the least rainfall) is September (0.43").

[Resources]

Average rainfall days in August
Hartford, CT

Average rainfall days in August - Hartford, CT
  • Average rainfall days in August: 11.4 days

The month with the highest number of rainy days is July (11.8 days).
The month with the least rainy days is February (6.8 days).

[Resources]

Average snowfall in August
Hartford, CT

Average snowfall in August - Hartford, CT
  • Average snowfall in August: 0"

The month with the highest snowfall is February (1.14").
The months with the least snowfall are June, July, August, September and October (0").

[Resources]

Average snowfall days in August
Hartford, CT

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

The month with the highest number of snowfall days is February (5.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

[Resources]

Average daylight in August /
Average sunshine in August
Hartford, CT

Average daylight in August / Average sunshine in August - Hartford, CT
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in August: 10h and 2min

The months with the most sunshine are July and August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

[Resources]

Average sunshine days in August
Hartford, CT

Average sunshine days in August - Hartford, CT
  • Average sunshine days in August: 17.4 days

The months with the most sunshine days are January and November (20.4 days).
The month with the least sunshine days is June (16.3 days).

[Resources]

Average UV index in August
Hartford, CT

Average UV index in August - Hartford, CT
  • Average UV index in August: 6

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

[Resources]

Average cloud cover in August
Hartford, CT

Average cloud cover in August - Hartford, CT
  • Average cloud cover in August: 33

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 33).

[Resources]

Average visibility in August
Hartford, CT

Average visibility in August - Hartford, CT
  • Average visibility in August: 5mi

The months with the highest visibility are January, March, April, October, November and December (6mi).
The months with the lowest visibility are February, May, June, July, August and September (5mi).

[Resources]

Hartford, Connecticut, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location