August weather forecast
New Canaan, CT

Weather in August

The last month of the summer, August, is another warm month in New Canaan, Connecticut, with an average temperature ranging between min 66.7°F (19.3°C) and max 80.2°F (26.8°C).

Temperature

In August, the average high-temperature is almost the same as in July - a still moderately hot 80.2°F (26.8°C). In New Canaan, Connecticut, the average low-temperature is 66.7°F (19.3°C).

Humidity

In August, the average relative humidity is 74%.

Rainfall

In New Canaan, in August, it is raining for 16.8 days, with typically 3.5" (89mm) of accumulated precipitation. In New Canaan, during the entire year, the rain falls for 170.2 days and collects up to 38.62" (981mm) of precipitation.

Snowfall

In New Canaan, snow does not fall in May through October.

Daylight

In New Canaan, the average length of the day in August is 13h and 46min.
On the first day of the month, sunrise is at 5:49 am and sunset at 8:11 pm. On the last day of August, in New Canaan, Connecticut, sunrise is at 6:19 am and sunset at 7:29 pm EDT.

Sunshine

The average sunshine in August in New Canaan is 10.4h.

UV index

The months with the highest UV index in New Canaan are June through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for average individuals.
Note: In August, the average maximum UV index of 6 translate into the following recommendations:
Take precautions against overexposure. Protection against sun damage is needed. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
[Resources]

FAQ

What is the temperature in August in New Canaan?

In August, in New Canaan, the average high-temperature is 80.2°F (26.8°C), and the average low-temperature is 66.7°F (19.3°C). The average heat index (a.k.a. 'real feel', 'feels like'), which combines air temperature and relative humidity, in July is appraised at 86°F (30°C).

What is the average humidity in August in New Canaan?

The average relative humidity in August is 74%.

How many days does it rain in August in New Canaan?

In New Canaan, during August, the rain falls for 16.8 days and regularly aggregates up to 3.5" (89mm) of precipitation.

When it does not snow in New Canaan?

In New Canaan, snow does not fall in May through October.

How many hours of daylight does New Canaan have in August?

In August, the average day length in New Canaan is 13h and 46min.

When are sunrise and sunset in August in New Canaan?

In August, on the first day of the month, sunrise is at 5:49 am and sunset at 8:11 pm. On the last day of the month, in New Canaan, sunrise is at 6:19 am and sunset at 7:29 pm EDT.

How long on average sun shines in August in New Canaan?

The average sunshine duration in August in New Canaan, Connecticut, is 10.4h.

What are the months with the highest UV index in New Canaan?

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

How high is the UV index in August in New Canaan?

In August, the average daily maximum UV index in New Canaan is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
New Canaan, CT

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

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (35.1°F).

  • Average low temperature in August: 66.7°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (25°F).

[Resources]

Average pressure in August
New Canaan, CT

Average pressure in August - New Canaan, 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
New Canaan, CT

Average wind speed in August - New Canaan, CT
  • Average wind speed in August: 6.2mph

The windiest month (with the highest average wind speed) is January (9.5mph).
The calmest month (with the lowest average wind speed) is July (6.1mph).

[Resources]

Average humidity in August
New Canaan, CT

Average humidity in August - New Canaan, CT
  • Average humidity in August: 74%

The months with the highest relative humidity are February, May, June, October and December (76%).
The month with the lowest relative humidity is April (72%).

[Resources]

Average rainfall in August
New Canaan, CT

Average rainfall in August - New Canaan, CT
  • Average rainfall in August: 3.5"

The wettest month (with the highest rainfall) is December (4.17").
The driest month (with the least rainfall) is January (2.44").

[Resources]

Average rainfall days in August
New Canaan, CT

Average rainfall days in August - New Canaan, CT
  • Average rainfall days in August: 16.8 days

The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is January (8.6 days).

[Resources]

Average snowfall in August
New Canaan, CT

Average snowfall in August - New Canaan, CT
  • Average snowfall in August: 0"

The month with the highest snowfall is February (3.46").
The months with the least snowfall are May, June, July, August, September and October (0").

[Resources]

Average snowfall days in August
New Canaan, CT

Average snowfall days in August - New Canaan, CT
  • Average snowfall days in August: 0 days

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

[Resources]

Average daylight in August /
Average sunshine in August
New Canaan, CT

Average daylight in August / Average sunshine in August - New Canaan, CT
  • Average daylight in August: 13h and 46min

The month with the longest days is June (Average daylight: 15h and 5min).
The month with the shortest days is December (Average daylight: 9h and 16min).

  • Average sunshine in August: 10h and 24min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

[Resources]

Average sunshine days in August
New Canaan, CT

Average sunshine days in August - New Canaan, CT
  • Average sunshine days in August: 11.3 days

The month with the most sunshine days is January (17.3 days).
The month with the least sunshine days is June (10.1 days).

[Resources]

Average UV index in August
New Canaan, CT

Average UV index in August - New Canaan, 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
New Canaan, CT

Average cloud cover in August - New Canaan, CT
  • Average cloud cover in August: 30

The months with the most cloud cover are February, March and December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 30).

[Resources]

Average visibility in August
New Canaan, CT

Average visibility in August - New Canaan, CT
  • Average visibility in August: 6mi

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

[Resources]

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location