May weather forecast
Hyder, AK

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Weather in May

May, the last month of the spring in Hyder, is a chilly month, with an average temperature fluctuating between 47.5°F (8.6°C) and 35.2°F (1.8°C).

Temperature

May signals a shift in the average high-temperature, moving from April's icy 35.6°F (2°C) to a chilly 47.5°F (8.6°C). During May, Hyder records a consistent average nighttime temperature of 35.2°F (1.8°C).

Humidity

May through July, with an average relative humidity of 82%, are the least humid months.

Rainfall

In Hyder, in May, it is raining for 16.3 days, with typically 1.89" (48mm) of accumulated precipitation. Throughout the year, there are 179.3 rainfall days, and 48.31" (1227mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.2 snowfall days, in May, Hyder aggregates 0.12" (3mm) of snow. Throughout the year, there are 74.9 snowfall days, and 90.94" (2310mm) of snow is accumulated.

Daylight

The average length of the day in May is 16h and 21min.
On the first day of the month, sunrise is at 4:53 am and sunset at 8:20 pm. On the last day of May, sunrise is at 4:02 am and sunset at 9:13 pm AKDT.

Sunshine

The average sunshine in May is 7.7h.

UV index

In Hyder, the average daily maximum UV index in May is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: An average maximum UV index of 3 in May leads to these recommendations:
Make use of precautions - Shielding skin and eyes from injury is a requirement. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Enhance your sun protection with tightly woven, yet airy clothing. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Updated: Jul 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Hyder in May?

The high-temperature, in May, in Hyder, records 47.5°F (8.6°C), while the low-temperature is 35.2°F (1.8°C).

What is the least humid month?

The months with the lowest humidity are May through July, with an average relative humidity of 82%.

What is the average humidity in May?

In May, the average relative humidity in Hyder is 82%.

How many days does it rain in May?

In Hyder, during May, the rain falls for 16.3 days and regularly aggregates up to 1.89" (48mm) of precipitation.

What is the last month it snows?

May is the last month it regularly snows. During 0.2 snowfall days, in May, Hyder aggregates 0.12" (3mm) of snow.

What is the average length of the day in May?

The average day length in May is 16h and 21min.

When is the sunrise / sunset in May?

In May, on the first day of the month, sunrise is at 4:53 am and sunset at 8:20 pm. On the last day of the month, sunrise is at 4:02 am and sunset at 9:13 pm AKDT.

How long on average sun shines in May?

In Hyder, the average sunshine duration in May is 7.7h.

What is the UV index reading in May?

In May, the average daily maximum UV index is 3. A UV Index value 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
Hyder, AK

Average temperature in May - Hyder, AK
  • Average high temperature in May: 47.5°F

The warmest month (with the highest average high temperature) is July (56.8°F).
The month with the lowest average high temperature is December (21.9°F).

  • Average low temperature in May: 35.2°F

The month with the highest average low temperature is July (43.9°F).
The coldest month (with the lowest average low temperature) is December (13.1°F).

Average pressure in May
Hyder, AK

Average pressure in May - Hyder, AK
  • Average pressure in May: 30"Hg

The month with the highest atmospheric pressure is July (30.03"Hg).
The month with the lowest atmospheric pressure is November (29.87"Hg).

Average wind speed in May
Hyder, AK

Average wind speed in May - Hyder, AK
  • Average wind speed in May: 4.3mph

The windiest month (with the highest average wind speed) is January (5.9mph).
The calmest months (with the lowest average wind speed) are June, July and August (4.1mph).

Average humidity in May
Hyder, AK

Average humidity in May - Hyder, AK
  • Average humidity in May: 82%

The month with the highest relative humidity is January (94%).
The months with the lowest relative humidity are May, June and July (82%).

Average rainfall in May
Hyder, AK

Average rainfall in May - Hyder, AK
  • Average rainfall in May: 1.89"

The wettest month (with the highest rainfall) is November (7.09").
The driest month (with the least rainfall) is June (1.57").

Average rainfall days in May
Hyder, AK

Average rainfall days in May - Hyder, AK
  • Average rainfall days in May: 16.3 days

The month with the highest number of rainy days is April (21 days).
The months with the least rainy days are February, July and December (11.4 days).

Average snowfall in May
Hyder, AK

Average snowfall in May - Hyder, AK
  • Average snowfall in May: 0.12"

The month with the highest snowfall is December (23.78").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Hyder, AK

Average snowfall days in May - Hyder, AK
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is December (17.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Hyder, AK
  • Average daylight in May: 16h and 2min

The month with the longest days is June (Average daylight: 17h and 30min).
The month with the shortest days is December (Average daylight: 7h and 6min).

  • Average sunshine in May: 7h and 4min

The month with the most sunshine is June (Average sunshine: 8h and 12min).
The month with the least sunshine is January (Average sunshine: 2h and 18min).

Average sunshine days in May
Hyder, AK

Average sunshine days in May - Hyder, AK
  • Average sunshine days in May: 12.6 days

The month with the most sunshine days is July (18.9 days).
The month with the least sunshine days is April (6.4 days).

Average UV index in May
Hyder, AK

Average UV index in May - Hyder, AK
  • Average UV index in May: 3

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

Average cloud cover in May
Hyder, AK

Average cloud cover in May - Hyder, AK
  • Average cloud cover in May: 57

The months with the most cloud cover are January and November (Cloud cover 72).
The month with the least cloud cover is May (Cloud cover 57).

Average visibility in May
Hyder, AK

Average visibility in May - Hyder, AK
  • Average visibility in May: 5mi

The months with the highest visibility are May and June (5mi).
The months with the lowest visibility are January and December (3mi).

Hyder, Alaska, USA

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