May weather forecast
Delta, UT

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Weather in May

In May, Delta begins to experience summer weather, with average high temperatures rising sharply to 70.9°F (21.6°C). Similarly, the lows also increase, indicating warmer nights. In contrast to April, the rainfall decreases to 0.63" (16mm), marking it as a relatively drier month. The hours of sunshine increase, resulting in extended daylight as spring transitions into summer. The average relative humidity of around 34% signifies warm and dry conditions that are typical of summer months.

Temperature

The start of May in Delta, Utah, brings a rise in the average high-temperature, moving from a refreshing 60.8°F (16°C) in April to an agreeable 70.9°F (21.6°C). Delta's average low-temperature is measured at a frosty 49.5°F (9.7°C) during May.

Humidity

The average relative humidity in May in Delta is 34%.

Rainfall

In Delta, Utah, during May, the rain falls for 8.5 days and regularly aggregates up to 0.63" (16mm) of precipitation. In Delta, during the entire year, the rain falls for 82.6 days and collects up to 7.01" (178mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

In Delta, the average length of the day in May is 14h and 22min.
On the first day of the month, sunrise is at 6:30 am and sunset at 8:24 pm. On the last day of May, sunrise is at 6:05 am and sunset at 8:50 pm MDT.

Sunshine

The average sunshine in May in Delta, Utah, is 11.3h.

UV index

The average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: In May, the UV index of 6 transforms into the following advice:
Stay clear of intense sun exposure. Solar protection is of utmost significance. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
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Frequently asked questions

What is the temperature in May in Delta?

The high-temperature, in May, in Delta, records 70.9°F (21.6°C), while the low-temperature is 49.5°F (9.7°C).

What is the average humidity in May in Delta?

In May, the average relative humidity is 34%.

How much does it rain in Delta in May?

In Delta, in May, it is raining for 8.5 days, with typically 0.63" (16mm) of accumulated precipitation.

When it does not snow in Delta?

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

Does it snow in Delta in May?

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

What is the average length of the day in May in Delta?

In Delta, Utah, the average day length in May is 14h and 22min.

When is the sunrise / sunset in May in Delta?

On the first day of May, sunrise is at 6:30 am and sunset at 8:24 pm. On the last day of the month, sunrise is at 6:05 am and sunset at 8:50 pm MDT.

How long on average sun shines in May in Delta?

In Delta, the average sunshine duration in May is 11.3h.

What is the UV index intensity in May in Delta?

In Delta, the average daily maximum UV index in May is 6. A UV Index value of 6 to 7 symbolizes a high health threat from 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
Delta, UT

Average temperature in May - Delta, UT
  • Average high temperature in May: 70.9°F

The warmest month (with the highest average high temperature) is July (91.8°F).
The month with the lowest average high temperature is January (36.7°F).

  • Average low temperature in May: 49.5°F

The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).

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Average pressure in May
Delta, UT

Average pressure in May - Delta, UT
  • Average pressure in May: 29.88"Hg

The month with the highest atmospheric pressure is January (30.25"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

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Average wind speed in May
Delta, UT

Average wind speed in May - Delta, UT
  • Average wind speed in May: 8mph

The windiest month (with the highest average wind speed) is June (8.8mph).
The calmest month (with the lowest average wind speed) is January (4.7mph).

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Average humidity in May
Delta, UT

Average humidity in May - Delta, UT
  • Average humidity in May: 34%

The month with the highest relative humidity is January (78%).
The month with the lowest relative humidity is June (24%).

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Average rainfall in May
Delta, UT

Average rainfall in May - Delta, UT
  • Average rainfall in May: 0.63"

The wettest month (with the highest rainfall) is March (0.91").
The driest month (with the least rainfall) is June (0.24").

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Average rainfall days in May
Delta, UT

Average rainfall days in May - Delta, UT
  • Average rainfall days in May: 8.5 days

The month with the highest number of rainy days is April (10 days).
The month with the least rainy days is June (3.9 days).

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Average snowfall in May
Delta, UT

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

The month with the highest snowfall is December (3.98").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in May
Delta, UT

Average snowfall days in May - Delta, UT
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is December (8.2 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
Delta, UT

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

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in May: 11h and 2min

The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 6h and 18min).

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Average sunshine days in May
Delta, UT

Average sunshine days in May - Delta, UT
  • Average sunshine days in May: 19.8 days

The month with the most sunshine days is June (24.1 days).
The month with the least sunshine days is February (16.3 days).

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Average UV index in May
Delta, UT

Average UV index in May - Delta, 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).

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Average cloud cover in May
Delta, UT

Average cloud cover in May - Delta, UT
  • Average cloud cover in May: 19

The month with the most cloud cover is December (Cloud cover 33).
The month with the least cloud cover is August (Cloud cover 9).

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Average visibility in May
Delta, UT

Average visibility in May - Delta, 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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Delta, Utah, USA

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