May weather forecast
Duncan, AZ

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Weather in May

The last month of the spring, May, is a moderately hot month in Duncan, Arizona, with an average temperature fluctuating between 52.5°F and 80.2°F.

Temperature

The coming of May brings a minor shift in Duncan's weather, with average high-temperatures adjusting from April's agreeable 72.7°F to a warm 80.2°F. Significant variation from daytime temperatures marks May in Duncan, with the month recording a nightly average of 52.5°F.

Humidity

The average relative humidity in May is 23%.

Rainfall

In May, in Duncan, the rain falls for 3.5 days. Throughout May, 0.24" of precipitation is accumulated. Throughout the year, there are 92.3 rainfall days, and 12.13" of precipitation is accumulated.

Snowfall

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

Daylight

In Duncan, the average length of the day in May is 13h and 51min.
On the first day of May, sunrise is at 5:29 am and sunset at 6:57 pm. On the last day of the month, sunrise is at 5:09 am and sunset at 7:18 pm MST.

Sunshine

The average sunshine in May is 11.9h.

UV index

In Duncan, the average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the average person.
Note: A maximum high daily UV index of 6 during May translates into the following directions:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
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FAQ

What are May temperatures in Duncan?

The high-temperature, in May, in Duncan, records 80.2°F, while the low-temperature is 52.5°F.

What is the average humidity in May in Duncan?

In Duncan, Arizona, the average relative humidity in May is 23%.

How much does it rain in Duncan in May?

In Duncan, Arizona, in May, it is raining for 3.5 days, with typically 0.24" of accumulated precipitation.

When it does not snow in Duncan?

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

How many hours of daylight does Duncan have in May?

In May, the average day length in Duncan is 13h and 51min.

When are sunrise and sunset in May in Duncan?

On the first day of May in Duncan, sunrise is at 5:29 am and sunset at 6:57 pm. On the last day of the month, sunrise is at 5:09 am and sunset at 7:18 pm MST.

How long on average sun shines in May in Duncan?

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

What is the UV index intensity in May in Duncan?

In Duncan, Arizona, the average daily maximum UV index in May is 6. A UV Index estimate of 6 to 7 represents a high health threat from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
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
Duncan, AZ

Average temperature in May - Duncan, AZ
  • Average high temperature in May: 80.2°F

The warmest month (with the highest average high temperature) is June (91°F).
The month with the lowest average high temperature is December (52.7°F).

  • Average low temperature in May: 52.5°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 (34.3°F).

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Average pressure in May
Duncan, AZ

Average pressure in May - Duncan, AZ
  • Average pressure in May: 29.88"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

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Average wind speed in May
Duncan, AZ

Average wind speed in May - Duncan, AZ
  • Average wind speed in May: 8.3mph

The windiest months (with the highest average wind speed) are April and May (8.3mph).
The calmest month (with the lowest average wind speed) is December (5.1mph).

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Average humidity in May
Duncan, AZ

Average humidity in May - Duncan, AZ
  • Average humidity in May: 23%

The month with the highest relative humidity is December (53%).
The month with the lowest relative humidity is June (22%).

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Average rainfall in May
Duncan, AZ

Average rainfall in May - Duncan, AZ
  • Average rainfall in May: 0.24"

The wettest month (with the highest rainfall) is July (2.44").
The driest month (with the least rainfall) is April (0.2").

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Average rainfall days in May
Duncan, AZ

Average rainfall days in May - Duncan, AZ
  • Average rainfall days in May: 3.5 days

The months with the highest number of rainy days are July and August (16.8 days).
The month with the least rainy days is May (3.5 days).

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Average snowfall in May
Duncan, AZ

Average snowfall in May - Duncan, AZ
  • Average snowfall in May: 0"

The month with the highest snowfall is December (0.87").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in May
Duncan, AZ

Average snowfall days in May - Duncan, 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, September, October and November (0 days).

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

Average daylight in May / Average sunshine in May - Duncan, 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 months with the most sunshine are June and August (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 48min).

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Average sunshine days in May
Duncan, AZ

Average sunshine days in May - Duncan, AZ
  • Average sunshine days in May: 26.4 days

The month with the most sunshine days is May (26.4 days).
The month with the least sunshine days is August (8.3 days).

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Average UV index in May
Duncan, AZ

Average UV index in May - Duncan, AZ
  • Average UV index in May: 6

The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).

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Average cloud cover in May
Duncan, AZ

Average cloud cover in May - Duncan, AZ
  • Average cloud cover in May: 9

The month with the most cloud cover is December (Cloud cover 22).
The months with the least cloud cover are May and June (Cloud cover 9).

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Average visibility in May
Duncan, AZ

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

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