May weather - Spring 2024

Weather in May
Frequently asked questions
Average temperature in May
Average pressure in May
Average wind speed in May
Average humidity in May
Average rainfall in May
Average rainfall days in May
Average snowfall in May
Average snowfall days in May
Average sea temperature in May
Average daylight in May
Average sunshine in May
Average sunshine days in May
Average UV index in May
Average cloud cover in May
Average visibility in May

Lake water and grown-in surface vegetation in Valdez Province, Alaska

Weather in May

May presents a noticeable shift in Valdez's weather. Becoming more temperate, conditions improve with a steady increase in the high temperature to a comparatively balmy 40.6°F (4.8°C). Flowers start peeping through the melting snow, painting a colorful landscape across the town. With longer daylight hours, people have more time to pursue outdoor activities before the sun sets. Although rainfall increases, there's still plenty of enjoyment to be had in the Alaskan spring.

Temperature

Valdez sees an increase in the average high-temperature with the arrival of May, moving from April's subzero cold 31.1°F (-0.5°C) to a cold 40.6°F (4.8°C). In the month of May, the temperature in Valdez generally rests at an average low of 31.3°F (-0.4°C).

Humidity

May through July and November, with an average relative humidity of 83%, are the least humid months in Valdez.

Rainfall

In Valdez, during May, the rain falls for 17 days and regularly aggregates up to 3.19" (81mm) of precipitation. Throughout the year, there are 167.5 rainfall days, and 56.73" (1441mm) of precipitation is accumulated.

Snowfall

January through May, September through December are months with snowfall. May is the last month it regularly snows. During 1.3 snowfall days, in May, Valdez aggregates 0.47" (12mm) of snow. In Valdez, during the entire year, snow falls for 88.9 days and aggregates up to 114.06" (2897mm) of snow.

Ocean temperature

In Valdez, in May, the average water temperature is 46.4°F (8°C).
Note: Diving into 46.4°F (8°C) when it's under 50°F (10°C) can cause immediate cold shock symptoms, marked by hyperventilation.

Daylight

The average length of the day in May is 17h and 32min.
On the first day of May, sunrise is at 5:33 am and sunset at 9:51 pm. On the last day of the month, sunrise is at 4:22 am and sunset at 11:04 pm AKDT.

Sunshine

The average sunshine in May is 8.9h.

UV index

In May, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for average individuals.
Note: An average UV index of 2 in May transforms into this advice:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.

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

Frequently asked questions

How cold is it in May?

In Valdez, 40.6°F (4.8°C) is the average high-temperature and 31.3°F (-0.4°C) is the average low-temperature during May.

What is the least humid month?

The months with the lowest humidity are May through July and November, with an average relative humidity of 83%.

What is the average humidity in May?

In Valdez, the average relative humidity in May is 83%.

How many days does it rain in May?

In Valdez, in May, during 17 rainfall days, 3.19" (81mm) of precipitation is typically accumulated.

What is the last month it snows?

May is the last month it regularly snows. During 1.3 snowfall days, in May, Valdez aggregates 0.47" (12mm) of snow.

How cold is the water in May?

In Valdez, in May, the average water temperature is 46.4°F (8°C). At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

How many hours of daylight does Valdez have in May?

The average day length in May in Valdez is 17h and 32min.

What time are sunrise and sunset in May?

On the first day of May, sunrise is at 5:33 am and sunset at 9:51 pm. On the last day of the month, sunrise is at 4:22 am and sunset at 11:04 pm AKDT.

How long on average sun shines in May?

In Valdez, the average sunshine duration in May is 8.9h.

What is the UV index reading in May?

In Valdez, the average daily maximum UV index in May is 2. A UV Index reading of 2, and below, represents a low health risk from exposure to Sun's UV rays.

Today

Tomorrow

Long-term

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

Apr

May

Jun

Average high temperature

31.1°F -0.5°C

40.6°F 4.8°C

47.8°F 8.8°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

5.1mph 8.2km/h

4.3mph 6.9km/h

4.2mph 6.8km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

10.5

1.3

Average sea temperature

Average daylight

Average sunshine

Average sunshine days

10.5

12.3

Average UV index

Average cloud cover

Average visibility

Average temperature in May
Valdez, AK

Average high temperature in May: 40.6°F

The warmest month (with the highest average high temperature) is July (53.2°F).
The month with the lowest average high temperature is January (18°F).

Average low temperature in May: 31.3°F

The month with the highest average low temperature is July (43.2°F).
The coldest month (with the lowest average low temperature) is January (10°F).

Average pressure in May
Valdez, AK

Average pressure in May: 29.95"Hg

The month with the highest atmospheric pressure is July (29.98"Hg).
The month with the lowest atmospheric pressure is November (29.69"Hg).

Average wind speed in May
Valdez, AK

Average wind speed in May: 4mph

The windiest month (with the highest average wind speed) is November (8.1mph).
The calmest month (with the lowest average wind speed) is July (3.7mph).

Average humidity in May
Valdez, AK

Average humidity in May: 83%

The months with the highest relative humidity are January and April (88%).
The months with the lowest relative humidity are May, June, July and November (83%).

Average rainfall in May
Valdez, AK

Average rainfall in May: 3.19"

The wettest month (with the highest rainfall) is December (7.44").
The driest month (with the least rainfall) is June (1.93").

Average rainfall days in May
Valdez, AK

Average rainfall days in May: 17 days

The month with the highest number of rainy days is August (18.7 days).
The month with the least rainy days is February (6.2 days).

Average snowfall in May
Valdez, AK

Average snowfall in May: 0.47"

The month with the highest snowfall is December (26.73").
The months with the least snowfall are June, July and August (0").

Average snowfall days in May
Valdez, AK

Average snowfall days in May: 1.3 days

The month with the highest number of snowfall days is December (17.8 days).
The months with the least snowfall days are June, July and August (0 days).

Average sea temperature in May
Valdez, AK

Average sea temperature in May: 46.5°F

The best month for swimming (with the highest average sea temperature) is July (56.4°F).
The coldest month (with the lowest average sea temperature) is March (38.9°F).

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

Average daylight in May: 17h and 3min

The month with the longest days is June (Average daylight: 19h and 12min).
The month with the shortest days is December (Average daylight: 5h and 42min).

Average sunshine in May: 8h and 5min

The month with the most sunshine is July (Average sunshine: 9h and 30min).
The month with the least sunshine is December (Average sunshine: 2h and 48min).

Average sunshine days in May
Valdez, AK

Average sunshine days in May: 12.3 days

The months with the most sunshine days are January and May (12.3 days).
The month with the least sunshine days is December (9.7 days).

Average UV index in May
Valdez, AK

Average UV index in May: 2

The months with the highest UV index are June and July (UV index 3).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in May
Valdez, AK

Average cloud cover in May: 51

The month with the most cloud cover is December (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 50).

Average visibility in May
Valdez, AK

Average visibility in May: 5mi

The month with the highest visibility is June (6mi).
The months with the lowest visibility are January, February and April (4mi).

May weather forecast
Valdez, AK

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