August weather forecast
Dallas, WI

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Weather in August

The last month of the summer, August, is another warm month in Dallas, Wisconsin, with an average temperature ranging between max 76.6°F (24.8°C) and min 56.8°F (13.8°C).

Temperature

Dallas's transition from July to August introduces an average high-temperature of a still moderately hot 76.6°F (24.8°C), marking an insignificant variation from the 78.4°F (25.8°C). During the nights in August, Dallas experiences a consistent average temperature of 56.8°F (13.8°C).

Humidity

In August, the average relative humidity is 79%.

Rainfall

In August, in Dallas, the rain falls for 14.8 days. Throughout August, 2.44" (62mm) of precipitation is accumulated. In Dallas, during the entire year, the rain falls for 137.1 days and collects up to 24.72" (628mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In Dallas, the average length of the day in August is 14h and 2min.
On the first day of August, sunrise is at 5:52 am and sunset at 8:34 pm. On the last day of the month, sunrise is at 6:28 am and sunset at 7:45 pm CDT.

Sunshine

The average sunshine in August is 9.4h.

UV index

In August, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In August, the maximum UV index of 5 translates into these guidelines:
Exercise care. People with light skin might get burns in fewer than 30 minutes. When the Sun is at its strongest around midday, find shade and limit exposure. Stay sun-safe with clothing that is both closely woven and worn loosely.
Updated: Aug 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Dallas in August?

The high-temperature, in August, in Dallas, records 76.6°F (24.8°C), while the low-temperature is 56.8°F (13.8°C).

What is the average humidity in August?

The average relative humidity in August is 79%.

How many days does it rain in August?

In Dallas, in August, it is raining for 14.8 days, with typically 2.44" (62mm) of accumulated precipitation.

When it does not snow?

June through September are months without snowfall.

What is the average length of the day in August?

The average day length in August is 14h and 2min.

What time are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 5:52 am and sunset at 8:34 pm. On the last day of the month, sunrise is at 6:28 am and sunset at 7:45 pm CDT.

How many hours of sunshine does Dallas have in August?

In August, the average sunshine duration is 9.4h.

How high is the UV index in August?

The average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a medium 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 August
Dallas, WI

Average temperature in August - Dallas, WI
  • Average high temperature in August: 76.6°F

The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (17.6°F).

  • Average low temperature in August: 56.8°F

The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is January (5.4°F).

Average pressure in August
Dallas, WI

Average pressure in August - Dallas, WI
  • Average pressure in August: 29.94"Hg

The months with the highest atmospheric pressure are January and February (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in August
Dallas, WI

Average wind speed in August - Dallas, WI
  • Average wind speed in August: 6.6mph

The windiest month (with the highest average wind speed) is April (9mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).

Average humidity in August
Dallas, WI

Average humidity in August - Dallas, WI
  • Average humidity in August: 79%

The months with the highest relative humidity are January and February (92%).
The month with the lowest relative humidity is May (76%).

Average rainfall in August
Dallas, WI

Average rainfall in August - Dallas, WI
  • Average rainfall in August: 2.44"

The wettest month (with the highest rainfall) is June (3.82").
The driest month (with the least rainfall) is January (0.87").

Average rainfall days in August
Dallas, WI

Average rainfall days in August - Dallas, WI
  • Average rainfall days in August: 14.8 days

The month with the highest number of rainy days is June (19 days).
The month with the least rainy days is February (3.6 days).

Average snowfall in August
Dallas, WI

Average snowfall in August - Dallas, WI
  • Average snowfall in August: 0"

The month with the highest snowfall is February (6.65").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Dallas, WI

Average snowfall days in August - Dallas, WI
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (18.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Dallas, WI

Average daylight in August / Average sunshine in August - Dallas, WI
  • Average daylight in August: 14h and 0min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in August: 9h and 2min

The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).

Average sunshine days in August
Dallas, WI

Average sunshine days in August - Dallas, WI
  • Average sunshine days in August: 13.1 days

The month with the most sunshine days is October (15.9 days).
The month with the least sunshine days is June (9.4 days).

Average UV index in August
Dallas, WI

Average UV index in August - Dallas, WI
  • Average UV index in August: 5

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

Average cloud cover in August
Dallas, WI

Average cloud cover in August - Dallas, WI
  • Average cloud cover in August: 36

The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is July (Cloud cover 35).

Average visibility in August
Dallas, WI

Average visibility in August - Dallas, WI
  • Average visibility in August: 5mi

The months with the highest visibility are April, May, June and October (6mi).
The months with the lowest visibility are January, February and December (4mi).

Dallas, Wisconsin, USA

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