May 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 May in Salt Lake City?

In Salt Lake City, Utah, in May, the average high-temperature is 72°F (22.2°C), and the average low-temperature is 47.8°F (8.8°C).

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

In Salt Lake City, Utah, in May, it is raining for 9 days, with typically 1.9" (49.5mm) of accumulated precipitation.

What is the last month it snows in Salt Lake City?

May is the last month it regularly snows in Salt Lake City, Utah. During 0.2 snowfall days, in May, Salt Lake City aggregates 0.3" (7.6mm) of snow.
Average temperature in May - Salt Lake City, UT
  • Average high temperature in May: 22.2°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 May: 8.8°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 May - Salt Lake City, UT
  • Average humidity in May: 48.7%

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 May - Salt Lake City, UT
  • Average rainfall in May: 49.5mm

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 May - Salt Lake City, UT
  • Average rainfall days in May: 9 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 May - Salt Lake City, UT
  • Average snowfall in May: 7.6mm

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 May - Salt Lake City, UT
  • Average snowfall days in May: 0.2 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 May / Average sunshine in May - Salt Lake City, UT
  • Average daylight in May: 14.5h

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 May: 10.4h

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