May weather forecast
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

Weather in May

The last month of the spring, May, is an enjoyable month in Salt Lake City, Utah, with an average temperature ranging between min 43.7°F (6.5°C) and max 64.2°F (17.9°C).

Temperature

In May, the average high-temperature rises from a fresh 53.6°F (12°C) in April to an enjoyable 64.2°F (17.9°C). The average low-temperature, in Salt Lake City, Utah, is 43.7°F (6.5°C).

Humidity

In Salt Lake City, the average relative humidity in May is 50%.

Rainfall

In Salt Lake City, Utah, in May, it is raining for 7 days, with typically 0.31" (8mm) of accumulated precipitation. Throughout the year, there are 71.6 rainfall days, and 4.21" (107mm) of precipitation is accumulated.

Snowfall

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

Daylight

The average length of the day in May in Salt Lake City is 14h and 29min.
On the first day of the month, sunrise is at 6:25 am and sunset at 8:23 pm. On the last day of May, in Salt Lake City, sunrise is at 5:58 am and sunset at 8:51 pm MDT.

Sunshine

The average sunshine in May is 11.3h.

UV index

In Salt Lake City, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 5 in May interpret into the following advice:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

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

In May, the average relative humidity is 50%.

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

In Salt Lake City, in May, it is raining for 7 days, with typically 0.31" (8mm) of accumulated precipitation.

When it does not snow in Salt Lake City?

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

Does it snow in Salt Lake City in May?

In May, in Salt Lake City, it doesn't snow. April is the latest month when it typically snows.

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

In May, the average day length in Salt Lake City is 14h and 29min.

What time are sunrise and sunset in May in Salt Lake City?

On the first day of May in Salt Lake City, Utah, sunrise is at 6:25 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 5:58 am and sunset at 8:51 pm MDT.

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

The average sunshine duration in May in Salt Lake City is 11.3h.

How high is the UV index in May in Salt Lake City?

In May, the average daily maximum UV index in Salt Lake City, Utah, is 5. A UV Index estimate of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Salt Lake City, UT

Average temperature in May - Salt Lake City, UT
  • Average high temperature in May: 64.2°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 May: 43.7°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).

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Average pressure in May
Salt Lake City, UT

Average pressure in May - Salt Lake City, UT
  • Average pressure in May: 29.89"Hg

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

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Average wind speed in May
Salt Lake City, UT

Average wind speed in May - Salt Lake City, UT
  • Average wind speed in May: 5.7mph

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).

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Average humidity in May
Salt Lake City, UT

Average humidity in May - Salt Lake City, UT
  • Average humidity in May: 50%

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

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Average rainfall in May
Salt Lake City, UT

Average rainfall in May - Salt Lake City, UT
  • Average rainfall in May: 0.31"

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

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Average rainfall days in May
Salt Lake City, UT

Average rainfall days in May - Salt Lake City, UT
  • Average rainfall days in May: 7 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).

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Average snowfall in May
Salt Lake City, UT

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

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

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Average snowfall days in May
Salt Lake City, UT

Average snowfall days in May - Salt Lake City, UT
  • Average snowfall days in May: 0.1 days

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

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Average daylight in May /
Average sunshine in May
Salt Lake City, UT

Average daylight in May / Average sunshine in May - Salt Lake City, UT
  • Average daylight in May: 14h and 29min

The month with the longest days is June (Average daylight: 15h and 3min).
The month with the shortest days is December (Average daylight: 9h and 19min).

  • Average sunshine in May: 11h and 18min

The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 42min).

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Average sunshine days in May
Salt Lake City, UT

Average sunshine days in May - Salt Lake City, UT
  • Average sunshine days in May: 22 days

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

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Average UV index in May
Salt Lake City, UT

Average UV index in May - Salt Lake City, UT
  • Average UV index in May: 5

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).

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Average cloud cover in May
Salt Lake City, UT

Average cloud cover in May - Salt Lake City, UT
  • Average cloud cover in May: 20

The 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).

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Average visibility in May
Salt Lake City, UT

Average visibility in May - Salt Lake City, UT
  • Average visibility in May: 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).

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