July weather forecast
South Windham, CT

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Weather in July

July, like June, in South Windham, Connecticut, is another warm summer month, with an average temperature varying between 63°F (17.2°C) and 81.9°F (27.7°C).

Temperature

South Windham experiences its highest temperatures in July, with an average peak of 81.9°F (27.7°C) and a low of 63°F (17.2°C).

Heat index

The heat index for July is estimated at a hot 87.8°F (31°C). Enduring exposure and unrelenting activity might cause a state of weariness, potentially leading to heat cramps.
Heat index details are generally centered around shaded locations and a mild breeze. Uninterrupted exposure to the sun may boost the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', marries air temperature and humidity to produce a value illustrating perceived warmth. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. It is important to note that direct sunlight can intensify the weather impact, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.

Humidity

In South Windham, the average relative humidity in July is 78%.

Rainfall

In South Windham, in July, during 17 rainfall days, 3.19" (81mm) of precipitation is typically 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 South Windham, the average length of the day in July is 14h and 51min.
On the first day of July, sunrise is at 5:18 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 5:42 am and sunset at 8:07 pm EDT.

Sunshine

The average sunshine in July is 10.2h.

UV index

The months with the highest UV index in South Windham are June through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for average individuals.
Note: A daily maximum UV index of 6 in July translates into the following instructions:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Updated: Aug 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the warmest months in South Windham?

In South Windham, July records the average highest temperatures, peaking at 81.9°F (27.7°C) and reaching a low of 63°F (17.2°C).

What is the usual temperature for South Windham in July?

During July, South Windham experiences an average high-temperature of 81.9°F (27.7°C) and a low-temperature of 63°F (17.2°C). The average heat index (a.k.a. 'real feel', 'feels like'), which factors the actual air temperature with the relative humidity, in July is estimated at 87.8°F (31°C).

What is the average humidity in July in South Windham?

In July, the average relative humidity is 78%.

How many days does it rain in July?

In South Windham, in July, it is raining for 17 days, with typically 3.19" (81mm) of accumulated precipitation.

When it does not snow?

In South Windham, snow does not fall in June through October.

What is the average length of the day in July?

The average day length in July is 14h and 51min.

When is the sunrise / sunset in July?

In July, on the first day of the month, sunrise is at 5:18 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 5:42 am and sunset at 8:07 pm EDT.

How many hours of sunshine does South Windham have in July?

In July, the average sunshine duration is 10.2h.

What is the month with the highest UV index?

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

What is the UV index reading in July?

The average daily maximum UV index in July is 6. A UV Index reading of 6 to 7 represents a high hazard to health from unsafe exposure to Sun's UV rays.
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 July
South Windham, CT

Average temperature in July - South Windham, CT
  • Average high temperature in July: 81.9°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 July: 63°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 July
South Windham, CT

Average pressure in July - South Windham, CT
  • Average pressure in July: 29.95"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 July
South Windham, CT

Average wind speed in July - South Windham, CT
  • Average wind speed in July: 5.7mph

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 July
South Windham, CT

Average humidity in July - South Windham, CT
  • Average humidity in July: 78%

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 July
South Windham, CT

Average rainfall in July - South Windham, CT
  • Average rainfall in July: 3.19"

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 July
South Windham, CT

Average rainfall days in July - South Windham, CT
  • Average rainfall days in July: 17 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 July
South Windham, CT

Average snowfall in July - South Windham, CT
  • Average snowfall in July: 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 July
South Windham, CT

Average snowfall days in July - South Windham, CT
  • Average snowfall days in July: 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 July /
Average sunshine in July
South Windham, CT

Average daylight in July / Average sunshine in July - South Windham, CT
  • Average daylight in July: 14h 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 July: 10h and 1min

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 July
South Windham, CT

Average sunshine days in July - South Windham, CT
  • Average sunshine days in July: 11.5 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 July
South Windham, CT

Average UV index in July - South Windham, CT
  • Average UV index in July: 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 July
South Windham, CT

Average cloud cover in July - South Windham, CT
  • Average cloud cover in July: 36

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 July
South Windham, CT

Average visibility in July - South Windham, CT
  • Average visibility in July: 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).

South Windham, Connecticut, USA

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