May weather forecast
Stony River, AK

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Weather in May

May, the last month of the spring in Stony River, is a cool month, with temperature in the range of an average high of 53.2°F (11.8°C) and an average low of 37.2°F (2.9°C).

Temperature

As Stony River, Alaska, steps into May, a marked temperature rise is observed, with the average high-temperature advancing from April's wintry 34.3°F (1.3°C) to a fresh 53.2°F (11.8°C). May nights are marked by an average low-temperature of 37.2°F (2.9°C).

Humidity

The average relative humidity in May is 67%.

Rainfall

In Stony River, during May, the rain falls for 15.2 days and regularly aggregates up to 1.18" (30mm) of precipitation. In Stony River, during the entire year, the rain falls for 135.6 days and collects up to 19.72" (501mm) of precipitation.

Snowfall

January through May, September through December are months with snowfall. May is the last month it regularly snows. During 2.5 snowfall days, in May, Stony River aggregates 0.28" (7mm) of snow. Throughout the year, there are 104.6 snowfall days, and 50.39" (1280mm) of snow is accumulated.

Daylight

In May, the average length of the day is 17h and 43min.
On the first day of May, sunrise is at 6:10 am and sunset at 10:36 pm. On the last day of the month, sunrise is at 4:55 am and sunset at 11:52 pm AKDT.

Sunshine

With an average of 9.2h of sunshine, May has the most sunshine of the year.

UV index

May and July, with an average maximum UV index of 4, are months with the highest UV index in Stony River. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A daily high UV index of 4 in May leads to these guidelines:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Updated: Jul 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in May?

The average high-temperature and low-temperature during May are 53.2°F (11.8°C) and 37.2°F (2.9°C) respectively.

What is the average humidity in May?

The average relative humidity in May is 67%.

How many days does it rain in May?

In Stony River, during May, the rain falls for 15.2 days and regularly aggregates up to 1.18" (30mm) of precipitation.

What is the last month it snows in Stony River?

May is the last month it regularly snows. During 2.5 snowfall days, in May, Stony River aggregates 0.28" (7mm) of snow.

How many hours of daylight does Stony River have in May?

In May, the average day length is 17h and 43min.

What time are sunrise and sunset in May?

On the first day of May, sunrise is at 6:10 am and sunset at 10:36 pm. On the last day of the month, sunrise is at 4:55 am and sunset at 11:52 pm AKDT.

What month has the most sunshine?

With an average of 9.2h of sunshine, May has the most sunshine of the year.

How many hours of sunshine does Stony River have in May?

The average sunshine duration in May is 9.2h.

When is the highest UV index?

May and July, with an average maximum UV index of 4, are months with the highest UV index.

What is the UV index intensity in May in Stony River?

The average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Stony River, AK

Average temperature in May - Stony River, AK
  • Average high temperature in May: 53.2°F

The warmest month (with the highest average high temperature) is July (64.4°F).
The month with the lowest average high temperature is January (6.4°F).

  • Average low temperature in May: 37.2°F

The month with the highest average low temperature is July (48°F).
The coldest month (with the lowest average low temperature) is January (-3.6°F).

Average pressure in May
Stony River, AK

Average pressure in May - Stony River, AK
  • Average pressure in May: 29.9"Hg

The month with the highest atmospheric pressure is July (29.93"Hg).
The month with the lowest atmospheric pressure is October (29.7"Hg).

Average wind speed in May
Stony River, AK

Average wind speed in May - Stony River, AK
  • Average wind speed in May: 6.4mph

The windiest month (with the highest average wind speed) is October (6.8mph).
The calmest month (with the lowest average wind speed) is July (5.9mph).

Average humidity in May
Stony River, AK

Average humidity in May - Stony River, AK
  • Average humidity in May: 67%

The months with the highest relative humidity are February, March and December (94%).
The month with the lowest relative humidity is June (65%).

Average rainfall in May
Stony River, AK

Average rainfall in May - Stony River, AK
  • Average rainfall in May: 1.18"

The wettest month (with the highest rainfall) is August (2.52").
The driest month (with the least rainfall) is January (0.94").

Average rainfall days in May
Stony River, AK

Average rainfall days in May - Stony River, AK
  • Average rainfall days in May: 15.2 days

The month with the highest number of rainy days is August (19.9 days).
The month with the least rainy days is January (3.9 days).

Average snowfall in May
Stony River, AK

Average snowfall in May - Stony River, AK
  • Average snowfall in May: 0.28"

The month with the highest snowfall is December (9.92").
The months with the least snowfall are June, July and August (0").

Average snowfall days in May
Stony River, AK

Average snowfall days in May - Stony River, AK
  • Average snowfall days in May: 2.5 days

The month with the highest number of snowfall days is March (18 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in May /
Average sunshine in May
Stony River, AK

Average daylight in May / Average sunshine in May - Stony River, AK
  • Average daylight in May: 17h and 4min

The month with the longest days is June (Average daylight: 19h and 30min).
The month with the shortest days is December (Average daylight: 5h and 24min).

  • Average sunshine in May: 9h and 1min

The month with the most sunshine is May (Average sunshine: 9h and 12min).
The month with the least sunshine is December (Average sunshine: 2h and 18min).

Average sunshine days in May
Stony River, AK

Average sunshine days in May - Stony River, AK
  • Average sunshine days in May: 12.7 days

The month with the most sunshine days is January (18.3 days).
The month with the least sunshine days is April (8.4 days).

Average UV index in May
Stony River, AK

Average UV index in May - Stony River, AK
  • Average UV index in May: 4

The months with the highest UV index are May and July (UV index 4).
The months with the lowest UV index are January, February, March, October and December (UV index 1).

Average cloud cover in May
Stony River, AK

Average cloud cover in May - Stony River, AK
  • Average cloud cover in May: 52

The month with the most cloud cover is April (Cloud cover 69).
The month with the least cloud cover is June (Cloud cover 50).

Average visibility in May
Stony River, AK

Average visibility in May - Stony River, AK
  • Average visibility in May: 6mi

The months with the highest visibility are May, June and July (6mi).
The months with the lowest visibility are January, February, March, April, November and December (4mi).

Stony River, Alaska, USA

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