August weather forecast
Washington Terrace, UT

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Weather in August

The last month of the summer, August, is also a moderately hot month in Washington Terrace, Utah, with an average temperature varying between 81.9°F (27.7°C) and 60.1°F (15.6°C).

Temperature

The average high-temperature in August, at a still moderately hot 81.9°F (27.7°C), reveals a modest deviation from July's 83.8°F (28.8°C). Washington Terrace registers a marked temperature plunge to a mild 60.1°F (15.6°C) during the cool August nights.

Humidity

The average relative humidity in August is 38%.

Rainfall

In Washington Terrace, in August, during 6.3 rainfall days, 0.47" (12mm) of precipitation is typically accumulated. Throughout the year, there are 91.6 rainfall days, and 11.06" (281mm) of precipitation is accumulated.

Snowfall

In Washington Terrace, snow does not fall in June through August.

Daylight

In August, the average length of the day is 13h and 46min.
On the first day of August in Washington Terrace, sunrise is at 6:24 am and sunset at 8:44 pm. On the last day of the month, sunrise is at 6:54 am and sunset at 8:01 pm MDT.

Sunshine

June through August, with an average of 11.9h of sunshine, are months with the most sunshine.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 6 in August transforms into the following instructions:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Updated: Aug 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average August temperature?

In August, in Washington Terrace, the average high-temperature is 81.9°F (27.7°C), and the average low-temperature is 60.1°F (15.6°C).

What is the average humidity in August?

The average relative humidity in August in Washington Terrace is 38%.

How much does it rain in August?

In Washington Terrace, during August, the rain falls for 6.3 days and regularly aggregates up to 0.47" (12mm) of precipitation.

When it does not snow?

June through August are months without snowfall.

Does it snow in August?

In Washington Terrace, in August, it doesn't snow. In September, it regularly snows.

What is the average length of the day in August?

The average day length in August is 13h and 46min.

When are sunrise and sunset in August in Washington Terrace?

On the first day of August, sunrise is at 6:24 am and sunset at 8:44 pm. On the last day of the month, sunrise is at 6:54 am and sunset at 8:01 pm MDT.

What are the months with the most sunshine?

June through August, with an average of 11.9h of sunshine, are months with the most sunshine.

How long on average sun shines in August in Washington Terrace?

In Washington Terrace, the average sunshine duration in August is 11.9h.

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 August in Washington Terrace?

In Washington Terrace, the average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to UV radiation.
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
Washington Terrace, UT

Average temperature in August - Washington Terrace, UT
  • Average high temperature in August: 81.9°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in August: 60.1°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

Average pressure in August
Washington Terrace, UT

Average pressure in August - Washington Terrace, UT
  • Average pressure in August: 29.92"Hg

The month with the highest atmospheric pressure is January (30.29"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in August
Washington Terrace, UT

Average wind speed in August - Washington Terrace, UT
  • Average wind speed in August: 6.2mph

The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is January (4.8mph).

Average humidity in August
Washington Terrace, UT

Average humidity in August - Washington Terrace, UT
  • Average humidity in August: 38%

The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is July (37%).

Average rainfall in August
Washington Terrace, UT

Average rainfall in August - Washington Terrace, UT
  • Average rainfall in August: 0.47"

The wettest month (with the highest rainfall) is April (1.26").
The driest month (with the least rainfall) is July (0.43").

Average rainfall days in August
Washington Terrace, UT

Average rainfall days in August - Washington Terrace, UT
  • Average rainfall days in August: 6.3 days

The month with the highest number of rainy days is May (12.5 days).
The month with the least rainy days is January (4.6 days).

Average snowfall in August
Washington Terrace, UT

Average snowfall in August - Washington Terrace, UT
  • Average snowfall in August: 0"

The month with the highest snowfall is January (6.89").
The months with the least snowfall are June, July and August (0").

Average snowfall days in August
Washington Terrace, UT

Average snowfall days in August - Washington Terrace, UT
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (8.8 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in August /
Average sunshine in August
Washington Terrace, UT

Average daylight in August / Average sunshine in August - Washington Terrace, UT
  • 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 18min).

  • Average sunshine in August: 11h and 5min

The months with the most sunshine are June, July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 36min).

Average sunshine days in August
Washington Terrace, UT

Average sunshine days in August - Washington Terrace, UT
  • Average sunshine days in August: 18.2 days

The months with the most sunshine days are October and November (21.6 days).
The month with the least sunshine days is April (14.7 days).

Average UV index in August
Washington Terrace, UT

Average UV index in August - Washington Terrace, UT
  • 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
Washington Terrace, UT

Average cloud cover in August - Washington Terrace, UT
  • Average cloud cover in August: 10

The months with the most cloud cover are January and February (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 10).

Average visibility in August
Washington Terrace, UT

Average visibility in August - Washington Terrace, UT
  • Average visibility in August: 6mi

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

Washington Terrace, Utah, USA

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