May weather forecast
Olnes, AK

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Weather in May

The last month of the spring, May, is a moderate month in Olnes, Alaska, with an average temperature ranging between min 39.6°F (4.2°C) and max 59.4°F (15.2°C).

Temperature

The beginning of May marks a clear shift in the average high-temperature, advancing from April's icy 38.1°F (3.4°C) to a mild 59.4°F (15.2°C). Olnes reports an average low-temperature of 39.6°F (4.2°C) during the nights of May.

Humidity

In Olnes, Alaska, the average relative humidity in May is 57%.

Rainfall

In Olnes, in May, during 10.8 rainfall days, 0.55" (14mm) of precipitation is typically accumulated. In Olnes, during the entire year, the rain falls for 100.5 days and collects up to 10.87" (276mm) of precipitation.

Snowfall

January through May, August through December are months with snowfall. May is the last month it regularly snows. During 1.7 snowfall days, in May, Olnes aggregates 0.43" (11mm) of snow. In Olnes, Alaska, during the entire year, snow falls for 74.3 days and aggregates up to 24.49" (622mm) of snow.

Daylight

In May, the average length of the day in Olnes, Alaska, is 18h and 56min.
On the first day of the month, sunrise is at 5:11 am and sunset at 10:24 pm. On the last day of May, in Olnes, sunrise is at 3:26 am and sunset at 12:10 am AKDT.

Sunshine

The average sunshine in May in Olnes is 11.6h.

UV index

In May, the average daily maximum UV index in Olnes is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: A maximum UV index of 4 in May translates into the following recommendations:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Experience reduced UV exposure by about half when donning a wide-brim hat. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
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Frequently asked questions

What is the temperature in May in Olnes?

May temperatures in Olnes, Alaska, vary between a high-temperature of 59.4°F (15.2°C) and a low-temperature of 39.6°F (4.2°C).

What is the average humidity in May in Olnes?

In May, the average relative humidity in Olnes, Alaska, is 57%.

How much does it rain in Olnes in May?

In Olnes, Alaska, in May, during 10.8 rainfall days, 0.55" (14mm) of precipitation is typically accumulated.

What is the last month it snows in Olnes?

May is the last month it regularly snows. During 1.7 snowfall days, in May, Olnes aggregates 0.43" (11mm) of snow.

How many hours of daylight does Olnes have in May?

In Olnes, Alaska, the average day length in May is 18h and 56min.

When are sunrise and sunset in May in Olnes?

In May, on the first day of the month, sunrise is at 5:11 am and sunset at 10:24 pm. On the last day of the month, sunrise is at 3:26 am and sunset at 12:10 am AKDT.

How long on average sun shines in May in Olnes?

In Olnes, Alaska, the average sunshine duration in May is 11.6h.

How high is the UV index in May in Olnes?

In May, the average daily maximum UV index in Olnes, Alaska, is 4. A UV Index reading of 3 to 5 represents 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
Olnes, AK

Average temperature in May - Olnes, AK
  • Average high temperature in May: 59.4°F

The warmest month (with the highest average high temperature) is July (70.7°F).
The month with the lowest average high temperature is January (2.1°F).

  • Average low temperature in May: 39.6°F

The month with the highest average low temperature is July (50.5°F).
The coldest month (with the lowest average low temperature) is January (-9°F).

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Average pressure in May
Olnes, AK

Average pressure in May - Olnes, AK
  • Average pressure in May: 29.89"Hg

The month with the highest atmospheric pressure is February (29.97"Hg).
The month with the lowest atmospheric pressure is September (29.77"Hg).

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Average wind speed in May
Olnes, AK

Average wind speed in May - Olnes, AK
  • Average wind speed in May: 5mph

The windiest month (with the highest average wind speed) is May (5mph).
The calmest months (with the lowest average wind speed) are October, November and December (4.2mph).

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Average humidity in May
Olnes, AK

Average humidity in May - Olnes, AK
  • Average humidity in May: 57%

The month with the highest relative humidity is March (93%).
The month with the lowest relative humidity is June (56%).

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Average rainfall in May
Olnes, AK

Average rainfall in May - Olnes, AK
  • Average rainfall in May: 0.55"

The wettest month (with the highest rainfall) is August (2.44").
The driest month (with the least rainfall) is January (0.31").

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Average rainfall days in May
Olnes, AK

Average rainfall days in May - Olnes, AK
  • Average rainfall days in May: 10.8 days

The month with the highest number of rainy days is August (16.4 days).
The month with the least rainy days is February (1.8 days).

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Average snowfall in May
Olnes, AK

Average snowfall in May - Olnes, AK
  • Average snowfall in May: 0.43"

The month with the highest snowfall is November (6.5").
The months with the least snowfall are June and July (0").

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Average snowfall days in May
Olnes, AK

Average snowfall days in May - Olnes, AK
  • Average snowfall days in May: 1.7 days

The month with the highest number of snowfall days is November (13.3 days).
The months with the least snowfall days are June and July (0 days).

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

Average daylight in May / Average sunshine in May - Olnes, AK
  • Average daylight in May: 18h and 5min

The month with the longest days is June (Average daylight: 21h and 48min).
The month with the shortest days is December (Average daylight: 3h and 48min).

  • Average sunshine in May: 11h and 4min

The month with the most sunshine is June (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 2h and 0min).

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Average sunshine days in May
Olnes, AK

Average sunshine days in May - Olnes, AK
  • Average sunshine days in May: 16.5 days

The month with the most sunshine days is January (21.4 days).
The month with the least sunshine days is April (12.2 days).

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Average UV index in May
Olnes, AK

Average UV index in May - Olnes, AK
  • Average UV index in May: 4

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).

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Average cloud cover in May
Olnes, AK

Average cloud cover in May - Olnes, AK
  • Average cloud cover in May: 39

The months with the most cloud cover are March, April and November (Cloud cover 53).
The month with the least cloud cover is May (Cloud cover 39).

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Average visibility in May
Olnes, AK

Average visibility in May - Olnes, AK
  • Average visibility in May: 6mi

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

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Olnes, Alaska, USA

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