May weather forecastUmiat, AK

May

Weather in May

The last month of the spring, May, is a subzero cold month in Umiat, Alaska, with an average temperature ranging between max 31.3°F (-0.4°C) and min 20.1°F (-6.6°C).

Temperature

May's arrival witnesses a distinct temperature rise, advancing from April's extreme cold 12.7°F (-10.7°C) to a freezing cold 31.3°F (-0.4°C). Nighttime temperature experiences an average drop to a still subzero cold 20.1°F (-6.6°C) in May.

Humidity

April and May, with an average relative humidity of 93%, are the most humid months.

Rainfall

In May, the rain falls for 6.8 days. Throughout May, 0.47" (12mm) of precipitation is accumulated. Throughout the year, there are 73.5 rainfall days, and 8.39" (213mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through June, August through December. In Umiat, during May, snow falls for 12.5 days and regularly aggregates up to 2.01" (51mm) of snow. In Umiat, during the entire year, snow falls for 139.2 days and aggregates up to 28.35" (720mm) of snow.

Daylight

In Umiat, the average length of the day in May is 11h and 56min.

Sunshine

The average sunshine in May in Umiat is 2.5h.

UV index

In May, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 2 in May transforms into the following instructions:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.

Updated: Jun 3, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In May, the average high-temperature and low-temperature are 31.3°F (-0.4°C) and 20.1°F (-6.6°C) respectively.

The months with the highest humidity are April and May, with an average relative humidity of 93%.

The average relative humidity in May is 93%.

In Umiat, Alaska, in May, during 6.8 rainfall days, 0.47" (12mm) of precipitation is typically accumulated.

In Umiat, in May, during 12.5 snowfall days, 2.01" (51mm) of snow is typically accumulated.

In May, the average day length is 11h and 56min.

In Umiat, the average sunshine duration in May is 2.5h.

In May, the average daily maximum UV index in Umiat, Alaska, is 2. A UV Index value of 2, and less, symbolizes a low health threat from exposure to the Sun's UV radiation.

Today

Tomorrow

Long-term

Year J F M A May J J A S O N D

Apr

May

Jun

Average high temperature

12.7°F

31.3°F

55.8°F

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

6.3mph

6.5mph

8.9mph

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

15.8

12.1

16.1

Average UV index

Average cloud cover

Average visibility

Average temperature in May
Umiat, AK

Average high temperature in May: 31.3°F

The warmest month (with the highest average high temperature) is July (63.7°F).
The month with the lowest average high temperature is January (-8.9°F).

Average low temperature in May: 20.1°F

The month with the highest average low temperature is July (46.2°F).
The coldest month (with the lowest average low temperature) is January (-20.7°F).

Average pressure in May
Umiat, AK

Average pressure in May: 30.04"Hg

The months with the highest atmospheric pressure are January and March (30.06"Hg).
The month with the lowest atmospheric pressure is September (29.83"Hg).

Average wind speed in May
Umiat, AK

Average wind speed in May: 6.1mph

The windiest month (with the highest average wind speed) is June (8.3mph).
The calmest month (with the lowest average wind speed) is December (5.3mph).

Average humidity in May
Umiat, AK

Average humidity in May: 93%

The months with the highest relative humidity are April and May (93%).
The month with the lowest relative humidity is July (65%).

Average rainfall in May
Umiat, AK

Average rainfall in May: 0.47"

The wettest month (with the highest rainfall) is August (1.65").
The driest month (with the least rainfall) is January (0.28").

Average rainfall days in May
Umiat, AK

Average rainfall days in May: 6.8 days

The month with the highest number of rainy days is August (17.2 days).
The month with the least rainy days is February (0.7 days).

Average snowfall in May
Umiat, AK

Average snowfall in May: 2.01"

The month with the highest snowfall is October (5.08").
The month with the least snowfall is July (0").

Average snowfall days in May
Umiat, AK

Average snowfall days in May: 12.5 days

The month with the highest number of snowfall days is November (19.2 days).
The month with the least snowfall days is July (0.1 days).

Average daylight in May /
Average sunshine in May
Umiat, AK

Average daylight in May: 11h and 54min

The month with the longest days is August (Average daylight: 17h and 48min).
The months with the shortest days are June and December (Average daylight: 0h and 0min).

Average sunshine in May: 2h and 30min

The month with the most sunshine is August (Average sunshine: 6h and 42min).
The month with the least sunshine is December (Average sunshine: 0h and 24min).

Average sunshine days in May
Umiat, AK

Average sunshine days in May: 12.1 days

The month with the most sunshine days is January (18.7 days).
The month with the least sunshine days is August (9.9 days).

Average UV index in May
Umiat, AK

Average UV index in May: 2

The month with the highest UV index is June (UV index 4).
The months with the lowest UV index are January, February, March, April, September, October, November and December (UV index 1).