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

A boat-laden busy bay of Cordova, Alaska, with the view of forests and snow-peaked mountains

Weather in May

May establishes itself as a transitional period in Cordova weather from Spring to Summer. The increase in temperature and daylight hours continues in May, bringing a warmth to the air that the previous months lacked. From a climatological standpoint, May sees a near-total cessation of snowfall, with almost nominal total snowfall of only 0.31" (8mm). As June approaches, the temperatures continue to soar, setting a stage for the peak summer period of July and August. Hence, in its own mellow way, May symbolizes an impressive transition from the remnants of colder weather to the dawn of the summer season.

Temperature

With the onset of May, Cordova's weather sees a minor temperature rise, transitioning from a wintry 40.6°F (4.8°C) in April to a frosty 48.6°F (9.2°C). Cordova records a slight downturn to an average a wintry 40.5°F (4.7°C) during the nights of May.

Humidity

The average relative humidity in May is 79%.

Rainfall

In Cordova, during May, the rain falls for 17.5 days and regularly aggregates up to 4.25" (108mm) of precipitation. In Cordova, during the entire year, the rain falls for 191.3 days and collects up to 72.4" (1839mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.8 snowfall days, in May, Cordova aggregates 0.31" (8mm) of snow. Throughout the year, there are 66.1 snowfall days, and 74.57" (1894mm) of snow is accumulated.

Ocean temperature

In May, the average ocean temperature is 46.9°F (8.3°C).
Note: Swimming at temperatures less than 50°F (10°C) in 46.9°F (8.3°C) is feasible with the right swimsuit; if not, expect cold shock and breathlessness. A quick swim at 55.4°F (13°C) without adequate warmth can be discomforting.

Daylight

In Cordova, the average length of the day in May is 17h and 22min.
On the first day of the month, sunrise is at 5:34 am and sunset at 9:45 pm. On the last day of May, sunrise is at 4:26 am and sunset at 10:55 pm AKDT.

Sunshine

The months with the most sunshine are May through July, with an average of 7.6h of sunshine.

UV index

In May, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum daily UV index of 3 in May converts into the following recommendations:
Make use of precautions - It is urged to ward off sun damage. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Experience reduced UV exposure by about half when donning a wide-brim hat. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.

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

Frequently asked questions

What is the usual temperature for Cordova in May?

The high-temperature during May is 48.6°F (9.2°C) and the low-temperature is 40.5°F (4.7°C).

What is the average humidity in May?

In May, the average relative humidity is 79%.

How much does it rain in Cordova in May?

In Cordova, during May, the rain falls for 17.5 days and regularly aggregates up to 4.25" (108mm) of precipitation.

What is the last month it snows in Cordova?

May is the last month it regularly snows. During 0.8 snowfall days, in May, Cordova aggregates 0.31" (8mm) of snow.

How cold is the water in May?

In May, the average ocean temperature is 46.9°F (8.3°C). Swimming in 46.9°F (8.3°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

How many hours of daylight does Cordova have in May?

In May, the average day length is 17h and 22min.

What time are sunrise and sunset in May?

On the first day of May, sunrise is at 5:34 am and sunset at 9:45 pm. On the last day of the month, sunrise is at 4:26 am and sunset at 10:55 pm AKDT.

What are the months with the most sunshine in Cordova?

May through July, with an average of 7.6h of sunshine, are months with the most sunshine.

How many hours of sunshine does Cordova have in May?

In May, the average sunshine duration in Cordova is 7.6h.

What is the UV index reading in May?

In May, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium health risk from unprotected exposure to UV radiation.

Today

Tomorrow

Long-term

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

Apr

May

Jun

Average high temperature

40.6°F 4.8°C

48.6°F 9.2°C

55°F 12.8°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

8.1mph 13km/h

6.6mph 10.6km/h

5.6mph 9km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

8.6

0.8

Average sea temperature

Average daylight

Average sunshine

Average sunshine days

9.3

11.5

10.3

Average UV index

Average cloud cover

Average visibility

Average temperature in May
Cordova, AK

Average high temperature in May: 48.6°F

The warmest month (with the highest average high temperature) is July (58.6°F).
The month with the lowest average high temperature is January (30.2°F).

Average low temperature in May: 40.5°F

The month with the highest average low temperature is August (50°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).

Average pressure in May
Cordova, AK

Average pressure in May: 29.96"Hg

The month with the highest atmospheric pressure is July (30"Hg).
The month with the lowest atmospheric pressure is November (29.65"Hg).

Average wind speed in May
Cordova, AK

Average wind speed in May: 6.2mph

The windiest months (with the highest average wind speed) are January and November (12.1mph).
The calmest month (with the lowest average wind speed) is June (5.2mph).

Average humidity in May
Cordova, AK

Average humidity in May: 79%

The month with the highest relative humidity is August (84%).
The month with the lowest relative humidity is November (75%).

Average rainfall in May
Cordova, AK

Average rainfall in May: 4.25"

The wettest month (with the highest rainfall) is October (9.09").
The driest month (with the least rainfall) is June (2.72").

Average rainfall days in May
Cordova, AK

Average rainfall days in May: 17.5 days

The month with the highest number of rainy days is August (21 days).
The month with the least rainy days is February (9.6 days).

Average snowfall in May
Cordova, AK

Average snowfall in May: 0.31"

The month with the highest snowfall is December (17.76").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Cordova, AK

Average snowfall days in May: 0.8 days

The month with the highest number of snowfall days is December (12.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average sea temperature in May
Cordova, AK

Average sea temperature in May: 47°F

The best month for swimming (with the highest average sea temperature) is July (57.3°F).
The coldest month (with the lowest average sea temperature) is March (39.6°F).

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

Average daylight in May: 17h and 2min

The month with the longest days is June (Average daylight: 18h and 54min).
The month with the shortest days is December (Average daylight: 5h and 54min).

Average sunshine in May: 7h and 4min

The months with the most sunshine are May, June and July (Average sunshine: 7h and 36min).
The month with the least sunshine is December (Average sunshine: 2h and 6min).

Average sunshine days in May
Cordova, AK

Average sunshine days in May: 11.5 days

The month with the most sunshine days is July (12.1 days).
The month with the least sunshine days is September (8 days).

Average UV index in May
Cordova, 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 November and December (UV index 1).

Average cloud cover in May
Cordova, AK

Average cloud cover in May: 57

The month with the most cloud cover is December (Cloud cover 68).
The month with the least cloud cover is May (Cloud cover 57).

Average visibility in May
Cordova, AK

Average visibility in May: 6mi

The months with the highest visibility are February, March, April, May, June, July, September, October and November (6mi).
The months with the lowest visibility are January, August and December (5mi).

May weather forecast
Cordova, AK

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