Bethel
Alaska, USA
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Bethel, AK

May, the last month of the spring, in Bethel, is a chilly month, with average temperature fluctuating between 33.1°F (0.6°C) and 49.5°F (9.7°C).

Temperature

In May, the average high-temperature increases considerably, from a wintry 33.3°F (0.7°C) in April, to a frosty 49.5°F (9.7°C). In Bethel, Alaska, the average low-temperature is 33.1°F (0.6°C).

Rainfall

In May, the rain falls for 11 days. Throughout May, 0.9" (21.6mm) of precipitation is accumulated. In Bethel, Alaska, during the entire year, the rain falls for 142.3 days and collects up to 16.2" (410.9mm) of precipitation.

Snowfall

January through June, September through December are months with snowfall in Bethel, Alaska.

Daylight

In Bethel, the average length of the day in May is 17.5h.

Sunshine

Months with the most sunshine are May and June, with an average of 9h of sunshine.

UV index

The average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to the UV radiation for the ordinary person.
Note: The average daily UV index of 4 in May transform into the following instructions:
Take precautions - Protection against the skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in May in Bethel?

In May, in Bethel, Alaska, the average high-temperature is 49.5°F (9.7°C), and the average low-temperature is 33.1°F (0.6°C).

How much does it rain in Bethel in May?

In Bethel, in May, during 11 rainfall days, 0.9" (21.6mm) of precipitation is typically accumulated.

How many days does it snow in May in Bethel?

In Bethel, in May, during 2.3 snowfall days, 1.7" (43.2mm) of snow is typically accumulated.

How many hours of daylight does Bethel have in May?

In Bethel, the average length of the day in May is 17.5h.

What is the month with the most sunshine in Bethel?

May and June, with an average of 9h of sunshine, are months with the most sunshine in Bethel.

How many hours of sunshine does Bethel have in May?

The average sunshine in May in Bethel, Alaska, is 9h.

How high is the UV index in May in Bethel?

In Bethel, the average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a medium health risk from the exposure to the Sun's UV rays.
Average temperature in May - Bethel, AK
  • Average high temperature in May: 49.4°F

The warmest month (with the highest average high temperature) is July (63.1°F).
The month with the lowest average high temperature is January (12.4°F).

  • Average low temperature in May: 33.1°F

The month with the highest average low temperature is July (48.8°F).
The coldest month (with the lowest average low temperature) is January (0.7°F).

Average rainfall in May - Bethel, AK
  • Average rainfall in May: 0.9"

The wettest month (with the highest rainfall) is August (3").
The driest month (with the lowest rainfall) is February (0.5").

Average rainfall days in May - Bethel, AK
  • Average rainfall days in May: 11 days

The month with the highest number of rainy days is August (18.3 days).
The month with the lowest number of rainy days is February (5.8 days).

Average snowfall in May - Bethel, AK
  • Average snowfall in May: 1.7"

The month with the highest snowfall is December (9.5").
Months with the lowest snowfall are July and August (0").

Average snowfall days in May - Bethel, AK
  • Average snowfall days in May: 2.3 days

The month with the highest number of snowfall days is November (9.1 days).
Months with the lowest number of snowfall days are July and August (0 days).

Average daylight in May / Average sunshine in May - Bethel, AK
  • Average daylight in May: 17.5h

The month with the longest days is June (Average daylight: 19h).
The month with shortest days is December (Average daylight: 5.8h).

  • Average sunshine in May: 9h

Months with most sunshine are May and June (Average sunshine: 9h).
Months with least sunshine are January, November and December (Average sunshine: 3).

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

Months with the highest UV index are June and July (UV index 5).
Months with the lowest UV index are January, February, November and December (UV index 0).