August weather forecast
Windham, CT

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Weather in August

August, the last month of the summer in Windham, is also a moderately hot month, with an average temperature fluctuating between 80.2°F (26.8°C) and 62.2°F (16.8°C).

Temperature

The beginning of August records an average high-temperature of a still warm 80.2°F (26.8°C), almost echoing the conditions of the previous month. In Windham, August nights witness a steady temperature drop to a refreshing 62.2°F (16.8°C).

Humidity

In August, the average relative humidity in Windham is 77%.

Rainfall

In August, in Windham, the rain falls for 16.4 days. Throughout August, 2.76" (70mm) of precipitation is accumulated. Throughout the year, there are 164.2 rainfall days, and 33.74" (857mm) of precipitation is accumulated.

Snowfall

June through October are months without snowfall.

Daylight

In Windham, the average length of the day in August is 13h and 49min.
On the first day of the month, sunrise is at 5:43 am and sunset at 8:06 pm. On the last day of August, in Windham, Connecticut, sunrise is at 6:14 am and sunset at 7:23 pm EDT.

Sunshine

With an average of 10.3h of sunshine, August has the most sunshine of the year.

UV index

The months with the highest UV index in Windham are June through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: An average UV index of 6 in August transforms into this advice:
Resist extreme sun exposure. Guarding against solar damage is essential. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Windham in August?

August temperatures vary between a high-temperature of 80.2°F (26.8°C) and a low-temperature of 62.2°F (16.8°C). In July, the average heat index (a.k.a. 'feels like', 'real feel'), which combines air temperature and relative humidity, is estimated at 87.8°F (31°C).

What is the average humidity in August in Windham?

In August, the average relative humidity in Windham, Connecticut, is 77%.

How much does it rain in Windham in August?

In Windham, during August, the rain falls for 16.4 days and regularly aggregates up to 2.76" (70mm) of precipitation.

When it does not snow in Windham?

June through October are months without snowfall.

What is the average length of the day in August in Windham?

In August, the average day length in Windham is 13h and 49min.

When is the sunrise / sunset in August in Windham?

In August, on the first day of the month, sunrise is at 5:43 am and sunset at 8:06 pm. On the last day of the month, in Windham, Connecticut, sunrise is at 6:14 am and sunset at 7:23 pm EDT.

What month has the most sunshine in Windham?

August has the most sunshine of the year in Windham, Connecticut, with an average of 10.3h of sunshine.

How many hours of sunshine does Windham have in August?

In Windham, the average sunshine duration in August is 10.3h.

What is the month with the highest UV index in Windham?

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

What is the UV index intensity in August in Windham?

The average daily maximum UV index in August in Windham 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
Windham, CT

Average temperature in August - Windham, CT
  • Average high temperature in August: 80.2°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in August: 62.2°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

Average pressure in August
Windham, CT

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

The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in August
Windham, CT

Average wind speed in August - Windham, CT
  • Average wind speed in August: 5.6mph

The windiest months (with the highest average wind speed) are January and March (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

Average humidity in August
Windham, CT

Average humidity in August - Windham, CT
  • Average humidity in August: 77%

The months with the highest relative humidity are February and October (79%).
The month with the lowest relative humidity is April (72%).

Average rainfall in August
Windham, CT

Average rainfall in August - Windham, CT
  • Average rainfall in August: 2.76"

The wettest month (with the highest rainfall) is December (3.46").
The driest month (with the least rainfall) is September (1.73").

Average rainfall days in August
Windham, CT

Average rainfall days in August - Windham, CT
  • Average rainfall days in August: 16.4 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is January (9.1 days).

Average snowfall in August
Windham, CT

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

The month with the highest snowfall is March (4.41").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in August
Windham, CT

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

The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

Average daylight in August / Average sunshine in August - Windham, 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 month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).

Average sunshine days in August
Windham, CT

Average sunshine days in August - Windham, CT
  • Average sunshine days in August: 11.1 days

The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is June (10.8 days).

Average UV index in August
Windham, CT

Average UV index in August - Windham, 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).

Average cloud cover in August
Windham, CT

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

The months with the most cloud cover are February, March, May and December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in August
Windham, CT

Average visibility in August - Windham, 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).

Windham, Connecticut, USA

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