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 another warm month in Salt Lake City, Utah, with average temperature fluctuating between 60.3°F (15.7°C) and 82.8°F (28.2°C).

Temperature

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

Humidity

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

Rainfall

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

Snowfall

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

Daylight

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

Sunshine

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

UV index

Months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from the exposure to the Sun's UV rays for ordinary individuals.
Note: In August, the average maximum UV index of 6 translate into the following recommendations:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. 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. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.

What is the temperature in August in Salt Lake City?

The average high-temperature, in August, in Salt Lake City, 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 August, the average relative humidity in Salt Lake City is 38%.

How much does it rain in Salt Lake City in August?

In Salt Lake City, Utah, in August, it is raining for 4.8 days, with typically 0.2" (5mm) of accumulated precipitation.

What is the driest month in Salt Lake City?

August is the month with the least rainfall. Rain falls for 4.8 days and accumulates 0.2" (5mm) of precipitation.

When it does not snow in Salt Lake City?

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

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

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 long on average sun shines in August in Salt Lake City?

The average sunshine in August is 12h.

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

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

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

The average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high health risk from the exposure to the Sun's UV radiation.
Average temperature in August - Salt Lake City, UT
  • Average high temperature in August: 28.2°C

The warmest month (with the highest average high temperature) is July (29.3°C).
The month with the lowest average high temperature is January (1.1°C).

  • Average low temperature in August: 15.7°C

The month with the highest average low temperature is July (16.3°C).
The coldest month (with the lowest average low temperature) is January (-6.1°C).

Average pressure in August - Salt Lake City, UT
  • Average pressure in August: 1013.2mbar

The month with the highest atmospheric pressure is January (1025.4mbar).
The month with the lowest atmospheric pressure is June (1011.6mbar).

Average wind speed in August - Salt Lake City, UT
  • Average wind speed in August: 9.6km/h

The windiest month (with the highest average wind speed) is March (10.6km/h).
The calmest month (with the lowest average wind speed) is January (8km/h).

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: 5mm

The wettest month (with the highest rainfall) is March (13mm).
The driest month (with the least rainfall) is August (5mm).

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: 0mm

The month with the highest snowfall is January (68mm).
Months with the least snowfall are May, June, July, August and September (0mm).

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 visibility in August - Salt Lake City, UT
  • Average visibility in August: 10km

Months with the highest visibility are March, April, May, June, July, August, September, October and November (10km).
The month with the lowest visibility is January (8km).