August weather forecast
Danbury, CT

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Weather in August

August showcases a mix of rainfall and sunshine, while temperatures show a mild dip from the July highs. Demonstrating a slight relief from July's peak precipitation, rain decreases to 1.14" (29mm) scattered over less than 13 days. Longer sunshine hours cater to those who wish to soak up the remaining summer sun. The mild wind continues to blow, balancing the temperature. The city then gears up for the arrival of the fall season in September.

Temperature

Danbury's weather in August indicates an average high-temperature of a still warm 80.2°F (26.8°C), nearly consistent with the 82°F (27.8°C) of July. In August, Danbury's temperature tends to fall to an average low of 62.8°F (17.1°C) during the night.

Humidity

In Danbury, the average relative humidity in August is 76%.

Rainfall

In Danbury, in August, during 12.8 rainfall days, 1.14" (29mm) of precipitation is typically accumulated. Throughout the year, there are 123.7 rainfall days, and 11.65" (296mm) of precipitation is accumulated.

Snowfall

In Danbury, snow does not fall in May through September.

Daylight

The average length of the day in August is 13h and 47min.
On the first day of August, sunrise is at 5:49 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 6:19 am and sunset at 7:28 pm EDT.

Sunshine

The months with the most sunshine are July and August, with an average of 10.2h of sunshine.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: The maximum daily UV index of 6 in August interprets into the following recommendations:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Updated: Jul 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average August temperature?

During August, Danbury experiences an average high-temperature of 80.2°F (26.8°C) and a low-temperature of 62.8°F (17.1°C). In July, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which represents the influence of relative humidity on air temperature, is computed to be 87.8°F (31°C).

What is the average humidity in August?

In Danbury, the average relative humidity in August is 76%.

How much does it rain in August?

In Danbury, in August, during 12.8 rainfall days, 1.14" (29mm) of precipitation is typically accumulated.

When it does not snow?

In Danbury, snow does not fall in May through September.

What is the average length of the day in August?

The average day length in August is 13h and 47min.

When is the sunrise / sunset in August?

On the first day of August, sunrise is at 5:49 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 6:19 am and sunset at 7:28 pm EDT.

What is the month with the most sunshine?

The months with the most sunshine are July and August, with an average of 10.2h of sunshine.

How long on average sun shines in August in Danbury?

The average sunshine duration in August is 10.2h.

When is 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 August?

In Danbury, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health risk from 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 August
Danbury, CT

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

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in August: 62.8°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).

Average pressure in August
Danbury, CT

Average pressure in August - Danbury, 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).

Average wind speed in August
Danbury, CT

Average wind speed in August - Danbury, CT
  • Average wind speed in August: 5.2mph

The windiest months (with the highest average wind speed) are January and March (8.2mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in August
Danbury, CT

Average humidity in August - Danbury, CT
  • Average humidity in August: 76%

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
Danbury, CT

Average rainfall in August - Danbury, CT
  • Average rainfall in August: 1.14"

The wettest month (with the highest rainfall) is July (1.57").
The driest months (with the least rainfall) are January and February (0.55").

Average rainfall days in August
Danbury, CT

Average rainfall days in August - Danbury, CT
  • Average rainfall days in August: 12.8 days

The month with the highest number of rainy days is July (14.4 days).
The month with the least rainy days is January (5.5 days).

Average snowfall in August
Danbury, CT

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

The months with the highest snowfall are January and February (0.75").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in August
Danbury, CT

Average snowfall days in August - Danbury, 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).

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

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

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in August: 10h and 1min

The months with the most sunshine are July and August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in August
Danbury, CT

Average sunshine days in August - Danbury, CT
  • Average sunshine days in August: 15.9 days

The month with the most sunshine days is January (22.5 days).
The month with the least sunshine days is June (13.3 days).

Average UV index in August
Danbury, CT

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

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in August
Danbury, CT

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

The months with the most cloud cover are February, March and December (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in August
Danbury, CT

Average visibility in August - Danbury, CT
  • Average visibility in August: 6mi

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

Danbury, Connecticut, USA

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