August weather forecast and climate
Salt Lake City, UT

A stunning autumn panorama of the Salt Lake City landscape in Utah, USA, on a sunny day
A stunning autumn panorama of the Salt Lake City landscape in Utah, USA, on a sunny day

What is the temperature in August in Salt Lake City?

In August, in Salt Lake City, the average high-temperature is 90.5°F (32.5°C), and the average low-temperature is 63.3°F (17.4°C).

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

In Salt Lake City, Utah, during August, the rain falls for 5.4 days and regularly aggregates up to 0.7" (17.5mm) of precipitation.
Average temperature in August - Salt Lake City, UT
  • Average high temperature in August: 32.5°C

The warmest month (with the highest average high temperature) is July (33.7°C).
The month with the lowest average high temperature is January (3°C).

  • Average low temperature in August: 17.4°C

The month with the highest average low temperature is July (18.2°C).
The coldest month (with the lowest average low temperature) is January (-5.8°C).

Average humidity in August - Salt Lake City, UT
  • Average humidity in August: 38.5%

The month with the highest relative humidity is December (74.3%).
The month with the lowest relative humidity is July (35.9%).

Average rainfall in August - Salt Lake City, UT
  • Average rainfall in August: 17.5mm

The wettest month (with the highest rainfall) is April (50.5mm).
The driest month (with the lowest rainfall) is July (15.5mm).

Average rainfall days in August - Salt Lake City, UT
  • Average rainfall days in August: 5.4 days

The month with the highest number of rainy days is January (10.1 days).
The month with the lowest number of rainy days is July (4.4 days).

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

The month with the highest snowfall is December (335.3mm).
Months with the lowest snowfall are June, July, August and September (0mm).

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

The month with the highest number of snowfall days is January (8.5 days).
Months with the lowest number of 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 shortest days is December (Average daylight: 9.3h).

  • Average sunshine in August: 11.4h

The month with most sunshine is July (Average sunshine: 12.3h).
The month with least sunshine is December (Average sunshine: 3.6h).

Average UV index in August - Salt Lake City, UT
  • Average UV index in August: 9

Months with the highest UV index are June and July (UV index 10).
Months with the lowest UV index are January, November and December (UV index 2).

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