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
May's arrival signals a subtle increase in average high-temperatures, moving from April's moderately hot 74.8°F (23.8°C) to a still warm 81.5°F (27.5°C). During May, Ruby's temperature records a considerable difference from its daily highs to an average low of 55.6°F (13.1°C).Humidity
May and June, with an average relative humidity of 24%, are the least humid months.Rainfall
The month with the least rainfall is May, when the rain falls for 1.7 days and typically collects 0.12" (3mm) of precipitation.Snowfall
April through November are months without snowfall.Daylight
The average length of the day in May is 13h and 46min.On the first day of May in Ruby, sunrise is at 5:38 am and sunset at 7:04 pm. On the last day of the month, sunrise is at 5:20 am and sunset at 7:24 pm MST.
Sunshine
The average sunshine in May is 11.9h.UV index
In May, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for average individuals.Note: The daily high UV index of 6 in May translates into this advice:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in May?
What are the least humid months?
What is the average humidity in May?
What is the driest month?
How much does it rain in May?
When it does not snow in Ruby?
How many hours of daylight does Ruby have in May?
When is the sunrise / sunset in May in Ruby?
How many hours of sunshine does Ruby have in May?
What is the UV index intensity in May?
Average temperature in May
Ruby, AZ
- Average high temperature in May: 81.5°F
The warmest month (with the highest average high temperature) is June (91.6°F).
The month with the lowest average high temperature is December (59.7°F).
- Average low temperature in May: 55.6°F
The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is December (40.5°F).
Average pressure in May
Ruby, AZ
- Average pressure in May: 29.85"Hg
The month with the highest atmospheric pressure is January (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.82"Hg).
Average wind speed in May
Ruby, AZ
- Average wind speed in May: 9.8mph
The windiest month (with the highest average wind speed) is May (9.8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in May
Ruby, AZ
- Average humidity in May: 24%
The month with the highest relative humidity is August (52%).
The months with the lowest relative humidity are May and June (24%).
Average rainfall in May
Ruby, AZ
- Average rainfall in May: 0.12"
The wettest month (with the highest rainfall) is July (4.41").
The driest month (with the least rainfall) is May (0.12").
Average rainfall days in May
Ruby, AZ
- Average rainfall days in May: 1.7 days
The month with the highest number of rainy days is July (21.6 days).
The month with the least rainy days is May (1.7 days).
Average snowfall in May
Ruby, AZ
- Average snowfall in May: 0"
The month with the highest snowfall is December (1.18").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in May
Ruby, AZ
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is December (0.9 days).
The months with the least snowfall days are April, May, June, July, August, October and November (0 days).
Average daylight in May /
Average sunshine in May
Ruby, AZ
- Average daylight in May: 13h and 5min
The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in May: 11h and 5min
The month with the most sunshine is June (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 54min).
Average sunshine days in May
Ruby, AZ
- Average sunshine days in May: 29 days
The month with the most sunshine days is May (29 days).
The month with the least sunshine days is July (6.8 days).
Average UV index in May
Ruby, AZ
- Average UV index in May: 6
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are November and December (UV index 3).
Average cloud cover in May
Ruby, AZ
- Average cloud cover in May: 7
The month with the most cloud cover is July (Cloud cover 24).
The month with the least cloud cover is May (Cloud cover 7).
Average visibility in May
Ruby, AZ
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Ruby, Arizona, USA
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