August weather forecast and climate
Salt Lake City, UT

A stunning autumn panorama of the Salt Lake City landscape in Utah
A stunning autumn panorama of the Salt Lake City landscape in Utah
The last month of the summer, August, is also a moderately hot month in Salt Lake City, Utah, with average temperature varying between 82.8°F (28.2°C) and 60.3°F (15.7°C).

Temperature

In August, the average high-temperature is almost the same as in July - a still moderately hot 82.8°F (28.2°C). The average low-temperature, in Salt Lake City, is 60.3°F (15.7°C).

Humidity

In August, the average relative humidity is 38%.

Rainfall

The month with the least rainfall in Salt Lake City, Utah, is August when the rain falls for 4.8 days and typically collects 0.2" (5mm) of precipitation.

Snowfall

In Salt Lake City, Utah, snow does not fall in May through September.

Daylight

In Salt Lake City, the average length of the day in August is 13.7h.

Sunshine

Months with the most sunshine are July and August, with an average of 12h of sunshine.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health vulnerability from the exposure to the Sun's UV rays 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. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

What is the temperature in August in Salt Lake City?

The average high-temperature, in August, in Salt Lake City, Utah, is 82.8°F (28.2°C), while the average low-temperature is 60.3°F (15.7°C).

What is the average humidity in August in Salt Lake City?

In Salt Lake City, Utah, the average relative humidity in August is 38%.

How many days does it rain in August in Salt Lake City?

In August, in Salt Lake City, the rain falls for 4.8 days. Throughout August, 0.2" (5mm) of precipitation is accumulated.

What is the driest month in Salt Lake City?

August is the month with the least rainfall in Salt Lake City, Utah. Rain falls for 4.8 days and accumulates 0.2" (5mm) of precipitation.

When it does not snow in Salt Lake City?

May through September are months without snowfall in Salt Lake City, Utah.

What is the average length of the day in August in Salt Lake City?

The average length of the day in August in Salt Lake City is 13.7h.

What are the months with the most sunshine in Salt Lake City?

Months with the most sunshine in Salt Lake City are July and August, with an average of 12h of sunshine.

How many hours of sunshine does Salt Lake City have in August?

In Salt Lake City, Utah, the average sunshine in August is 12h.

What is the month with the highest UV index in Salt Lake City?

June through August, with an average maximum UV index of 6, are months with the highest UV index in Salt Lake City, Utah.

What is the UV index intensity in August in Salt Lake City?

In Salt Lake City, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health threat from unprotected exposure to the UV radiation.
Average temperature in August - Salt Lake City, UT
  • Average high temperature in August: 82.8°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (34°F).

  • Average low temperature in August: 60.3°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (21°F).

Average pressure in August - Salt Lake City, UT
  • Average pressure in August: 29.92"

The month with the highest atmospheric pressure is January (30.28").
The month with the lowest atmospheric pressure is June (29.87").

Average wind speed in August - Salt Lake City, UT
  • Average wind speed in August: 6mph

The windiest month (with the highest average wind speed) is March (6.6mph).
The calmest month (with the lowest average wind speed) is January (5mph).

Average humidity in August - Salt Lake City, 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 - Salt Lake City, UT
  • Average rainfall in August: 0.2"

The wettest month (with the highest rainfall) is March (0.51").
The driest month (with the least rainfall) is August (0.2").

Average rainfall days in August - Salt Lake City, UT
  • Average rainfall days in August: 4.8 days

The month with the highest number of rainy days is April (8.9 days).
The month with the least rainy days is June (4 days).

Average snowfall in August - Salt Lake City, UT
  • Average snowfall in August: 0"

The month with the highest snowfall is January (2.68").
Months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in August - Salt Lake City, UT
  • Average snowfall days in August: 0 days

Months with the highest number of snowfall days are January and February (6.6 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August / Average sunshine in August - Salt Lake City, UT
  • Average daylight in August: 13.7h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in August: 12h

Months with the most sunshine are July and August (Average sunshine: 12h).
The month with the least sunshine is January (Average sunshine: 5.7h).

Average sunshine days in August - Salt Lake City, UT
  • Average sunshine days in August: 22.5 days

The month with the most sunshine days is June (23.8 days).
The month with the least sunshine days is February (19 days).

Average UV index in August - Salt Lake City, UT
  • Average UV index in August: 6

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in August - Salt Lake City, UT
  • Average cloud cover in August: 9

Months with the most cloud cover are January and February (Cloud cover 38).
The month with the least cloud cover is August (Cloud cover 9).

Average visibility in August - Salt Lake City, UT
  • Average visibility in August: 6mi

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).