Contents
- 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 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
Weather in May
Temperature
As Ruby, Alaska, steps into May, a marked temperature rise is observed, with the average high-temperature advancing from April's freezing cold 31.1°F (-0.5°C) to a cool 53.2°F (11.8°C). Ruby, in May, witnesses an average low-temperature of 35.8°F (2.1°C).Humidity
In Ruby, the average relative humidity in May is 70%.Rainfall
In Ruby, in May, during 16.7 rainfall days, 1.14" (29mm) of precipitation is typically accumulated. In Ruby, during the entire year, the rain falls for 116.7 days and collects up to 14.8" (376mm) of precipitation.Snowfall
January through May, September through December are months with snowfall. May is the last month it regularly snows. During 4 snowfall days, in May, Ruby aggregates 0.39" (10mm) of snow. In Ruby, during the entire year, snow falls for 115.2 days and aggregates up to 43.07" (1094mm) of snow.Daylight
In May, the average length of the day is 18h and 47min.On the first day of the month, sunrise is at 5:45 am and sunset at 10:52 pm. On the last day of May, sunrise is at 4:04 am and sunset at 12:34 am AKDT.
Sunshine
May has the most sunshine of the year, with an average of 8.1h of sunshine.UV index
May through July, with an average maximum UV index of 4, are months with the highest UV index in Ruby. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: The average daily UV index of 4 in May transforms into the following instructions:
Guard yourself - Avoiding sunburn is suggested. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May?
What is the average humidity in May?
How much does it rain in May?
What is the last month it snows in Ruby?
How many hours of daylight does Ruby have in May?
When are sunrise and sunset in May?
What month has the most sunshine?
How many hours of sunshine does Ruby have in May?
What is the month with the highest UV index?
How high is the UV index in May in Ruby?
Average temperature in May
Ruby, AK
- Average high temperature in May: 53.2°F
The warmest month (with the highest average high temperature) is July (67.3°F).
The month with the lowest average high temperature is January (-0.8°F).
- Average low temperature in May: 35.8°F
The month with the highest average low temperature is July (49.5°F).
The coldest month (with the lowest average low temperature) is January (-10.5°F).
Average pressure in May
Ruby, AK
- Average pressure in May: 29.91"Hg
The month with the highest atmospheric pressure is February (29.93"Hg).
The months with the lowest atmospheric pressure are September and October (29.76"Hg).
Average wind speed in May
Ruby, AK
- Average wind speed in May: 5mph
The windiest month (with the highest average wind speed) is September (5.2mph).
The calmest month (with the lowest average wind speed) is January (4.6mph).
Average humidity in May
Ruby, AK
- Average humidity in May: 70%
The months with the highest relative humidity are January, February and March (96%).
The month with the lowest relative humidity is June (59%).
Average rainfall in May
Ruby, AK
- Average rainfall in May: 1.14"
The wettest month (with the highest rainfall) is August (2.05").
The driest month (with the least rainfall) is January (0.59").
Average rainfall days in May
Ruby, AK
- Average rainfall days in May: 16.7 days
The month with the highest number of rainy days is August (19 days).
The months with the least rainy days are January and February (2.3 days).
Average snowfall in May
Ruby, AK
- Average snowfall in May: 0.39"
The month with the highest snowfall is December (8.62").
The months with the least snowfall are June, July and August (0").
Average snowfall days in May
Ruby, AK
- Average snowfall days in May: 4 days
The month with the highest number of snowfall days is March (20.3 days).
The months with the least snowfall days are June and July (0 days).
Average daylight in May /
Average sunshine in May
Ruby, AK
- Average daylight in May: 18h and 5min
The month with the longest days is June (Average daylight: 21h and 24min).
The month with the shortest days is December (Average daylight: 4h and 0min).
- Average sunshine in May: 8h and 1min
The month with the most sunshine is May (Average sunshine: 8h and 6min).
The month with the least sunshine is December (Average sunshine: 2h and 18min).
Average sunshine days in May
Ruby, AK
- Average sunshine days in May: 10.8 days
The month with the most sunshine days is January (18 days).
The month with the least sunshine days is April (6.5 days).
Average UV index in May
Ruby, AK
- Average UV index in May: 4
The months with the highest UV index are May, June and July (UV index 4).
The months with the lowest UV index are January, February, March, October, November and December (UV index 1).
Average cloud cover in May
Ruby, AK
- Average cloud cover in May: 56
The month with the most cloud cover is April (Cloud cover 77).
The month with the least cloud cover is June (Cloud cover 47).
Average visibility in May
Ruby, AK
- Average visibility in May: 5mi
The months with the highest visibility are June and July (6mi).
The months with the lowest visibility are January, February, March, April and December (2mi).
Ruby, Alaska, USA
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