May weather forecast
Gray Mountain, AZ

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Weather in May

May, the last month of the spring in Gray Mountain, is a warm month, with an average temperature ranging between min 51.6°F (10.9°C) and max 73.9°F (23.3°C).

Temperature

The commencement of May sees a minor shift in the average high-temperature, moving from a refreshing 65.3°F (18.5°C) in April to a moderately hot 73.9°F (23.3°C). Gray Mountain observes a substantial disparity between daytime high and the average low-temperature of 51.6°F (10.9°C) during May nights.

Humidity

In May, the average relative humidity is 26%.

Rainfall

In May, in Gray Mountain, the rain falls for 4.8 days. Throughout May, 0.51" (13mm) of precipitation is accumulated. Throughout the year, there are 57 rainfall days, and 4.92" (125mm) of precipitation is accumulated.

Snowfall

In Gray Mountain, snow does not fall in May through September.

Daylight

The average length of the day in May is 14h and 4min.
On the first day of May in Gray Mountain, sunrise is at 5:32 am and sunset at 7:13 pm. On the last day of the month, sunrise is at 5:11 am and sunset at 7:36 pm MST.

Sunshine

The average sunshine in May is 11.5h.

UV index

In May, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum UV index of 6 in May translates into the following recommendations:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Updated: Aug 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Gray Mountain in May?

In Gray Mountain, 73.9°F (23.3°C) is the average high-temperature and 51.6°F (10.9°C) is the average low-temperature during May.

What is the average humidity in May?

In May, the average relative humidity is 26%.

How much does it rain in Gray Mountain in May?

In Gray Mountain, during May, the rain falls for 4.8 days and regularly aggregates up to 0.51" (13mm) of precipitation.

When it does not snow?

May through September are months without snowfall.

Does it snow in May?

In May, in Gray Mountain, it doesn't snow. April is the latest month when it typically snows.

How many hours of daylight does Gray Mountain have in May?

In May, the average day length is 14h and 4min.

What time are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 5:32 am and sunset at 7:13 pm. On the last day of the month, sunrise is at 5:11 am and sunset at 7:36 pm MST.

How many hours of sunshine does Gray Mountain have in May?

The average sunshine duration in May is 11.5h.

How high is the UV index in May?

In May, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high hazard to health 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
Gray Mountain, AZ

Average temperature in May - Gray Mountain, AZ
  • Average high temperature in May: 73.9°F

The warmest month (with the highest average high temperature) is July (89.6°F).
The month with the lowest average high temperature is January (43.7°F).

  • Average low temperature in May: 51.6°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (28°F).

Average pressure in May
Gray Mountain, AZ

Average pressure in May - Gray Mountain, AZ
  • Average pressure in May: 29.87"Hg

The month with the highest atmospheric pressure is January (30.18"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

Average wind speed in May
Gray Mountain, AZ

Average wind speed in May - Gray Mountain, AZ
  • Average wind speed in May: 9.3mph

The windiest month (with the highest average wind speed) is April (9.6mph).
The calmest month (with the lowest average wind speed) is January (5.4mph).

Average humidity in May
Gray Mountain, AZ

Average humidity in May - Gray Mountain, AZ
  • Average humidity in May: 26%

The month with the highest relative humidity is January (61%).
The month with the lowest relative humidity is June (18%).

Average rainfall in May
Gray Mountain, AZ

Average rainfall in May - Gray Mountain, AZ
  • Average rainfall in May: 0.51"

The wettest month (with the highest rainfall) is January (0.59").
The driest month (with the least rainfall) is June (0.2").

Average rainfall days in May
Gray Mountain, AZ

Average rainfall days in May - Gray Mountain, AZ
  • Average rainfall days in May: 4.8 days

The month with the highest number of rainy days is July (6.5 days).
The month with the least rainy days is June (2.6 days).

Average snowfall in May
Gray Mountain, AZ

Average snowfall in May - Gray Mountain, AZ
  • Average snowfall in May: 0"

The month with the highest snowfall is December (1.77").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in May
Gray Mountain, AZ

Average snowfall days in May - Gray Mountain, AZ
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is December (4.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Gray Mountain, AZ

Average daylight in May / Average sunshine in May - Gray Mountain, AZ
  • Average daylight in May: 14h and 1min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in May: 11h and 3min

The month with the most sunshine is August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).

Average sunshine days in May
Gray Mountain, AZ

Average sunshine days in May - Gray Mountain, AZ
  • Average sunshine days in May: 25.4 days

The month with the most sunshine days is June (26.7 days).
The month with the least sunshine days is February (20.7 days).

Average UV index in May
Gray Mountain, AZ

Average UV index in May - Gray Mountain, AZ
  • Average UV index in May: 6

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in May
Gray Mountain, AZ

Average cloud cover in May - Gray Mountain, AZ
  • Average cloud cover in May: 12

The month with the most cloud cover is December (Cloud cover 21).
The months with the least cloud cover are June and September (Cloud cover 8).

Average visibility in May
Gray Mountain, AZ

Average visibility in May - Gray Mountain, 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).

Gray Mountain, Arizona, USA

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