May weather forecast
Ruby, AZ

Share

Weather in May

May, the last month of the spring in Ruby, is another warm month, with an average temperature fluctuating between 81.5°F (27.5°C) and 55.6°F (13.1°C).

Temperature

A minor escalation in the average high-temperature is seen with the onset of May, moving from a moderately hot 74.8°F (23.8°C) in April to a still warm 81.5°F (27.5°C). Ruby sees a major change from daytime highs, with the nighttime temperature dipping to a mild 55.6°F (13.1°C) on average during May.

Humidity

May and June, with an average relative humidity of 24%, are the least humid months in Ruby, Arizona.

Rainfall

May is the month with the least rainfall. Rain falls for 1.7 days and accumulates 0.12" (3mm) of precipitation.

Snowfall

In Ruby, snow does not fall in April through November.

Daylight

In May, the average length of the day 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

In Ruby, Arizona, the average sunshine in May is 11.9h.

UV index

In May, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: In May, the maximum UV index of 6 translates into these guidelines:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. During bright days, sunglasses that offer UVA and UVB defense are recommended.

Frequently asked questions

What are the temperatures in Ruby in May?

Ruby in May has an average high-temperature of 81.5°F (27.5°C) and an average low-temperature of 55.6°F (13.1°C).

What is the least humid month in Ruby?

May and June, with an average relative humidity of 24%, are the least humid months.

What is the average humidity in May in Ruby?

The average relative humidity in May in Ruby, Arizona, is 24%.

What is the driest month in Ruby?

May is the month with the least rainfall in Ruby. Rain falls for 1.7 days and accumulates 0.12" (3mm) of precipitation.

How much does it rain in Ruby in May?

In May, in Ruby, the rain falls for 1.7 days. Throughout May, 0.12" (3mm) of precipitation is accumulated.

When it does not snow in Ruby?

In Ruby, Arizona, snow does not fall in April through November.

How many hours of daylight does Ruby have in May?

In May, the average day length is 13h and 46min.

When is the sunrise / sunset in May in Ruby?

On the first day of May, 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.

How long on average sun shines in May in Ruby?

In May, the average sunshine duration in Ruby, Arizona, is 11.9h.

How high is the UV index in May in Ruby?

In Ruby, the average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Ruby, AZ

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 - 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 - 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 - 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 - 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 - 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 - 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 - 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 / 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 - 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 - 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 - 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 - 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

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location