May weather forecast
Buckeye, AZ

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Weather in May

May generally brings the onset of summer to Buckeye. Yet, it still retains some remnants of mild spring weather early in the month. The temperature shoots up to an average high of 90.3°F (32.4°C). With 13.9 hours of daylight available, May is typically characterized by longer, sunnier, and hotter days. Moving into June, the weather will continue to heat up, marking the peak of summertime.

Temperature

May in Buckeye brings a slight elevation in the average high-temperature, transitioning from April's moderately hot 82.9°F (28.3°C) to a tropical 90.3°F (32.4°C). Against the high May temperatures, Buckeye records an average drop to a refreshing 66.7°F (19.3°C) at night.

Humidity

In Buckeye, the average relative humidity in May is 19%.

Rainfall

In Buckeye, during May, the rain falls for 1.9 days and regularly aggregates up to 0.12" (3mm) of precipitation. In Buckeye, during the entire year, the rain falls for 54 days and collects up to 8.07" (205mm) of precipitation.

Daylight

The average length of the day in May in Buckeye is 13h and 54min.
On the first day of May in Buckeye, sunrise is at 5:41 am and sunset at 7:13 pm. On the last day of the month, sunrise is at 5:21 am and sunset at 7:34 pm MST.

Sunshine

In May, the average sunshine is 11.9h.

UV index

May through August, with an average maximum UV index of 8, are months with the highest UV index in Buckeye. A UV Index estimate of 8 to 10 represents a very high threat to health from exposure to the Sun's UV rays for the average person.
Note: An average UV index of 8 in May transforms into this advice:
Always use protective measures; unprotected skin might suffer damage in a short span. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
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Frequently asked questions

How hot does it get in Buckeye in May?

Buckeye in May has an average high-temperature of 90.3°F (32.4°C) and an average low-temperature of 66.7°F (19.3°C).

What is the average humidity in May in Buckeye?

In May, the average relative humidity is 19%.

How much does it rain in Buckeye in May?

In May, in Buckeye, Arizona, the rain falls for 1.9 days. Throughout May, 0.12" (3mm) of precipitation is accumulated.

What is the average length of the day in May in Buckeye?

In Buckeye, Arizona, the average day length in May is 13h and 54min.

When is the sunrise / sunset in May in Buckeye?

In May, on the first day of the month, sunrise is at 5:41 am and sunset at 7:13 pm. On the last day of the month, sunrise is at 5:21 am and sunset at 7:34 pm MST.

How many hours of sunshine does Buckeye have in May?

In May, the average sunshine duration is 11.9h.

What is the month with the highest UV index in Buckeye?

The months with the highest UV index in Buckeye, Arizona, are May through August, with an average maximum UV index of 8.

What is the UV index intensity in May in Buckeye?

The average daily maximum UV index in May is 8. A UV Index value of 8 to 10 symbolizes a very high hazard to health 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
Buckeye, AZ

Average temperature in May - Buckeye, AZ
  • Average high temperature in May: 90.3°F

The warmest month (with the highest average high temperature) is July (102.7°F).
The month with the lowest average high temperature is December (62.6°F).

  • Average low temperature in May: 66.7°F

The month with the highest average low temperature is August (84.2°F).
The coldest month (with the lowest average low temperature) is December (46.8°F).

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Average pressure in May
Buckeye, AZ

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

The month with the highest atmospheric pressure is January (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.79"Hg).

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Average wind speed in May
Buckeye, AZ

Average wind speed in May - Buckeye, AZ
  • Average wind speed in May: 6.8mph

The windiest months (with the highest average wind speed) are April and May (6.8mph).
The calmest month (with the lowest average wind speed) is December (4.6mph).

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Average humidity in May
Buckeye, AZ

Average humidity in May - Buckeye, AZ
  • Average humidity in May: 19%

The month with the highest relative humidity is December (43%).
The month with the lowest relative humidity is June (17%).

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Average rainfall in May
Buckeye, AZ

Average rainfall in May - Buckeye, AZ
  • Average rainfall in May: 0.12"

The wettest months (with the highest rainfall) are August, September and October (1.14").
The driest month (with the least rainfall) is June (0.08").

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Average rainfall days in May
Buckeye, AZ

Average rainfall days in May - Buckeye, AZ
  • Average rainfall days in May: 1.9 days

The month with the highest number of rainy days is July (9.8 days).
The month with the least rainy days is June (0.9 days).

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Average daylight in May /
Average sunshine in May
Buckeye, AZ

Average daylight in May / Average sunshine in May - Buckeye, 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
Buckeye, AZ

Average sunshine days in May - Buckeye, AZ
  • Average sunshine days in May: 28.7 days

The month with the most sunshine days is May (28.7 days).
The month with the least sunshine days is August (18 days).

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Average UV index in May
Buckeye, AZ

Average UV index in May - Buckeye, AZ
  • Average UV index in May: 8

The months with the highest UV index are May, 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
Buckeye, AZ

Average cloud cover in May - Buckeye, 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
Buckeye, AZ

Average visibility in May - Buckeye, 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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Buckeye, Arizona, USA

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