May weather forecast
Sun City, AZ

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Weather in May

The last month of the spring, May, is a tropical month in Sun City, Arizona, with temperature in the range of an average low of 66°F (18.9°C) and an average high of 89.2°F (31.8°C).

Temperature

The start of May brings a subtle rise in the average high-temperature, moving from a moderately hot 81.3°F (27.4°C) in April to a hot 89.2°F (31.8°C). During May, the nighttime temperature in Sun City presents a clear descent from the daily peaks, falling to an average of 66°F (18.9°C).

Humidity

In May, the average relative humidity is 20%.

Rainfall

In Sun City, Arizona, during May, the rain falls for 2.6 days and regularly aggregates up to 0.16" (4mm) of precipitation. In Sun City, during the entire year, the rain falls for 60.7 days and collects up to 8.62" (219mm) of precipitation.

Daylight

In Sun City, the average length of the day in May is 13h and 55min.
On the first day of May in Sun City, sunrise is at 5:39 am and sunset at 7:12 pm. On the last day of the month, sunrise is at 5:19 am and sunset at 7:33 pm MST.

Sunshine

In May, the average sunshine in Sun City is 11.9h.

UV index

In May, the average daily maximum UV index is 7. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 7 in May interprets into the following recommendations:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
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Frequently asked questions

How hot does it get in Sun City in May?

The high-temperature, in May, in Sun City, is 89.2°F (31.8°C), while the low-temperature averages to 66°F (18.9°C).

What is the average humidity in May in Sun City?

The average relative humidity in May in Sun City is 20%.

How many days does it rain in May in Sun City?

In Sun City, Arizona, in May, during 2.6 rainfall days, 0.16" (4mm) of precipitation is typically accumulated.

How many hours of daylight does Sun City have in May?

In May, the average day length in Sun City, Arizona, is 13h and 55min.

What time are sunrise and sunset in May in Sun City?

On the first day of May in Sun City, Arizona, sunrise is at 5:39 am and sunset at 7:12 pm. On the last day of the month, sunrise is at 5:19 am and sunset at 7:33 pm MST.

How long on average sun shines in May in Sun City?

The average sunshine duration in May in Sun City, Arizona, is 11.9h.

How high is the UV index in May in Sun City?

In May, the average daily maximum UV index in Sun City, Arizona, is 7. A UV Index reading of 6 to 7 represents a high health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Sun City, AZ

Average temperature in May - Sun City, AZ
  • Average high temperature in May: 89.2°F

The warmest month (with the highest average high temperature) is July (101.7°F).
The month with the lowest average high temperature is December (61.7°F).

  • Average low temperature in May: 66°F

The month with the highest average low temperature is August (83.1°F).
The coldest months (with the lowest average low temperature) are January and December (46°F).

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Average pressure in May
Sun City, AZ

Average pressure in May - Sun City, AZ
  • Average pressure in May: 29.83"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.8"Hg).

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Average wind speed in May
Sun City, AZ

Average wind speed in May - Sun City, AZ
  • Average wind speed in May: 6.6mph

The windiest month (with the highest average wind speed) is April (6.7mph).
The calmest month (with the lowest average wind speed) is December (4.7mph).

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Average humidity in May
Sun City, AZ

Average humidity in May - Sun City, AZ
  • Average humidity in May: 20%

The month with the highest relative humidity is December (44%).
The month with the lowest relative humidity is June (17%).

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Average rainfall in May
Sun City, AZ

Average rainfall in May - Sun City, AZ
  • Average rainfall in May: 0.16"

The wettest month (with the highest rainfall) is July (1.3").
The driest month (with the least rainfall) is June (0.12").

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Average rainfall days in May
Sun City, AZ

Average rainfall days in May - Sun City, AZ
  • Average rainfall days in May: 2.6 days

The month with the highest number of rainy days is July (11.4 days).
The month with the least rainy days is June (1.2 days).

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Average daylight in May /
Average sunshine in May
Sun City, AZ

Average daylight in May / Average sunshine in May - Sun City, AZ
  • Average daylight in May: 13h and 5min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in May: 11h and 5min

The month with the most sunshine is June (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 48min).

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Average sunshine days in May
Sun City, AZ

Average sunshine days in May - Sun City, AZ
  • Average sunshine days in May: 28.2 days

The month with the most sunshine days is May (28.2 days).
The month with the least sunshine days is July (15.2 days).

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Average UV index in May
Sun City, AZ

Average UV index in May - Sun City, AZ
  • Average UV index in May: 7

The months with the highest UV index are June, July and August (UV index 8).
The month with the lowest UV index is December (UV index 3).

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Average cloud cover in May
Sun City, AZ

Average cloud cover in May - Sun City, AZ
  • Average cloud cover in May: 8

The month with the most cloud cover is December (Cloud cover 20).
The month with the least cloud cover is June (Cloud cover 5).

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Average visibility in May
Sun City, AZ

Average visibility in May - Sun City, 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).

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Sun City, Arizona, USA

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