May weather forecast
Moab, UT

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The red natural rock formation within the iconic Arches National Park in Moab, Utah
The red natural rock formation within the iconic Arches National Park in Moab, Utah

Weather in May

The arrival of May comes with welcoming warmth in Moab, making it truly feel like the start of summer. With this shift in the calendar, the days become longer, providing ample time for explorations and adventures. The increase in temperature to an average high of 72.3°F (22.4°C) allows for comfortable yet not overwhelmingly hot outdoor activities. As we head into June, expect warmer weather but shorter daylight hours. Outdoor enthusiasts will surely appreciate Moab in May as the trails are typically dry and perfect for hiking or biking.

Temperature

With the beginning of May, Moab's average high-temperature sees an increase, transitioning from a refreshing 63°F (17.2°C) in April to an agreeable 72.3°F (22.4°C). The average temperature during May nights dips to a fresh 51.8°F (11°C).

Humidity

In Moab, the average relative humidity in May is 29%.

Rainfall

In May, the rain falls for 6.3 days. Throughout May, 0.47" (12mm) of precipitation is accumulated. Throughout the year, there are 78.8 rainfall days, and 6.38" (162mm) of precipitation is accumulated.

Snowfall

In Moab, snow does not fall in May through September.

Daylight

The average length of the day in May is 14h and 17min.
On the first day of the month, sunrise is at 6:19 am and sunset at 8:10 pm. On the last day of May, sunrise is at 5:55 am and sunset at 8:36 pm MDT.

Sunshine

The average sunshine in May is 11.6h.

UV index

In Moab, the average daily maximum UV index in May is 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 6 in May converts into the following recommendations:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.

Frequently asked questions

What are May temperatures?

The high-temperature during May is 72.3°F (22.4°C) and the low-temperature is 51.8°F (11°C).

What is the average humidity in May?

In May, the average relative humidity is 29%.

How much does it rain in May?

In Moab, in May, it is raining for 6.3 days, with typically 0.47" (12mm) of accumulated precipitation.

When it does not snow?

May through September are months without snowfall.

Does it snow in May?

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

How many hours of daylight does Moab have in May?

The average day length in May is 14h and 17min.

When is the sunrise / sunset in May?

In May, on the first day of the month, sunrise is at 6:19 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 5:55 am and sunset at 8:36 pm MDT.

How long on average sun shines in May?

The average sunshine duration in May is 11.6h.

How high is the UV index in May?

In May, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health threat from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Moab, UT

Average temperature in May - Moab, UT
  • Average high temperature in May: 72.3°F

The warmest month (with the highest average high temperature) is July (90.7°F).
The month with the lowest average high temperature is January (36°F).

  • Average low temperature in May: 51.8°F

The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).

Average pressure in May
Moab, UT

Average pressure in May - Moab, UT
  • Average pressure in May: 29.86"Hg

The month with the highest atmospheric pressure is January (30.25"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed in May
Moab, UT

Average wind speed in May - Moab, UT
  • Average wind speed in May: 7.8mph

The windiest month (with the highest average wind speed) is June (8.1mph).
The calmest month (with the lowest average wind speed) is January (3.5mph).

Average humidity in May
Moab, UT

Average humidity in May - Moab, UT
  • Average humidity in May: 29%

The month with the highest relative humidity is January (75%).
The month with the lowest relative humidity is June (22%).

Average rainfall in May
Moab, UT

Average rainfall in May - Moab, UT
  • Average rainfall in May: 0.47"

The wettest months (with the highest rainfall) are March and July (0.71").
The driest month (with the least rainfall) is June (0.35").

Average rainfall days in May
Moab, UT

Average rainfall days in May - Moab, UT
  • Average rainfall days in May: 6.3 days

The month with the highest number of rainy days is July (9.8 days).
The month with the least rainy days is November (4.2 days).

Average snowfall in May
Moab, UT

Average snowfall in May - Moab, UT
  • Average snowfall in May: 0"

The month with the highest snowfall is December (3.35").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in May
Moab, UT

Average snowfall days in May - Moab, UT
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (5.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Moab, UT

Average daylight in May / Average sunshine in May - Moab, UT
  • Average daylight in May: 14h and 2min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in May: 11h and 4min

The months with the most sunshine are June and August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 6h and 36min).

Average sunshine days in May
Moab, UT

Average sunshine days in May - Moab, UT
  • Average sunshine days in May: 20.8 days

The month with the most sunshine days is November (24.4 days).
The month with the least sunshine days is July (13.7 days).

Average UV index in May
Moab, UT

Average UV index in May - Moab, UT
  • Average UV index in May: 6

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in May
Moab, UT

Average cloud cover in May - Moab, UT
  • Average cloud cover in May: 15

The month with the most cloud cover is January (Cloud cover 26).
The month with the least cloud cover is September (Cloud cover 9).

Average visibility in May
Moab, UT

Average visibility in May - Moab, 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).

Moab, Utah, USA

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