August weather forecast
New Douglas, IL

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Weather in August

August, the last month of the summer in New Douglas, is also a moderately hot month, with an average temperature varying between 82.9°F (28.3°C) and 65.5°F (18.6°C).

Temperature

New Douglas's August average high-temperature settles at a still warm 82.9°F (28.3°C), showing a near match with the preceding month. In New Douglas, an average low-temperature of 65.5°F (18.6°C) is recorded during August nights.

Heat index

The heat index value during August is appraised at a hot 91.4°F (33°C). Undertake enhanced precautions, heat exhaustion and heat cramps are possible risks. Continuous activity could trigger heatstroke.
Observations indicate that the heat index values are for shady locations with light wind. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a measure of how hot it feels when the actual air humidity is factored in. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. 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 primarily vital for children. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

In New Douglas, the average relative humidity in August is 80%.

Rainfall

In August, the rain falls for 12.1 days. Throughout August, 1.57" (40mm) of precipitation is accumulated. In New Douglas, during the entire year, the rain falls for 121.4 days and collects up to 14.72" (374mm) of precipitation.

Snowfall

In New Douglas, snow does not fall in April through October.

Daylight

In August, the average length of the day in New Douglas is 13h and 38min.
On the first day of the month, sunrise is at 6:00 am and sunset at 8:09 pm. On the last day of August, sunrise is at 6:27 am and sunset at 7:30 pm CDT.

Sunshine

The average sunshine in August in New Douglas is 9.9h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily maximum UV index of 6 in August interprets into the following advice:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is August in New Douglas?

In New Douglas, 82.9°F (28.3°C) is the average high-temperature and 65.5°F (18.6°C) is the average low-temperature during August. The average heat index (a.k.a. 'feels like', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in August is appraised at 91.4°F (33°C).

What is the average humidity in August in New Douglas?

In New Douglas, the average relative humidity in August is 80%.

How much does it rain in New Douglas in August?

In August, in New Douglas, the rain falls for 12.1 days. Throughout August, 1.57" (40mm) of precipitation is accumulated.

When it does not snow in New Douglas?

In New Douglas, Illinois, snow does not fall in April through October.

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

The average day length in August in New Douglas is 13h and 38min.

When are sunrise and sunset in August in New Douglas?

On the first day of August in New Douglas, sunrise is at 6:00 am and sunset at 8:09 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 7:30 pm CDT.

How many hours of sunshine does New Douglas have in August?

In New Douglas, the average sunshine duration in August is 9.9h.

What is the month with the highest UV index in New Douglas?

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

What is the UV index reading in August in New Douglas?

In August, the average daily maximum UV index in New Douglas is 6. A UV Index reading of 6 to 7 represents a high health threat 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
New Douglas, IL

Average temperature in August - New Douglas, IL
  • Average high temperature in August: 82.9°F

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (35.6°F).

  • Average low temperature in August: 65.5°F

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).

Average pressure in August
New Douglas, IL

Average pressure in August - New Douglas, IL
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in August
New Douglas, IL

Average wind speed in August - New Douglas, IL
  • Average wind speed in August: 5.9mph

The windiest month (with the highest average wind speed) is January (10mph).
The calmest month (with the lowest average wind speed) is July (5.8mph).

Average humidity in August
New Douglas, IL

Average humidity in August - New Douglas, IL
  • Average humidity in August: 80%

The month with the highest relative humidity is July (81%).
The month with the lowest relative humidity is October (71%).

Average rainfall in August
New Douglas, IL

Average rainfall in August - New Douglas, IL
  • Average rainfall in August: 1.57"

The wettest month (with the highest rainfall) is June (1.89").
The driest month (with the least rainfall) is February (0.67").

Average rainfall days in August
New Douglas, IL

Average rainfall days in August - New Douglas, IL
  • Average rainfall days in August: 12.1 days

The month with the highest number of rainy days is July (14 days).
The month with the least rainy days is January (5.8 days).

Average snowfall in August
New Douglas, IL

Average snowfall in August - New Douglas, IL
  • Average snowfall in August: 0"

The month with the highest snowfall is December (0.98").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in August
New Douglas, IL

Average snowfall days in August - New Douglas, IL
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (6.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
New Douglas, IL

Average daylight in August / Average sunshine in August - New Douglas, IL
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in August: 9h and 5min

The months with the most sunshine are June and July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).

Average sunshine days in August
New Douglas, IL

Average sunshine days in August - New Douglas, IL
  • Average sunshine days in August: 15.3 days

The month with the most sunshine days is January (20.9 days).
The month with the least sunshine days is July (12.5 days).

Average UV index in August
New Douglas, IL

Average UV index in August - New Douglas, IL
  • 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, November and December (UV index 2).

Average cloud cover in August
New Douglas, IL

Average cloud cover in August - New Douglas, IL
  • Average cloud cover in August: 29

The month with the most cloud cover is January (Cloud cover 52).
The months with the least cloud cover are June, July, August and September (Cloud cover 29).

Average visibility in August
New Douglas, IL

Average visibility in August - New Douglas, IL
  • 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).

New Douglas, Illinois, USA

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