May weather forecast
San Simon, AZ

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Weather in May

The last month of the spring, May, is also a moderately hot month in San Simon, Arizona, with temperature in the range of an average high of 82°F (27.8°C) and an average low of 55°F (12.8°C).

Temperature

In San Simon, the average high-temperature in May slightly increases from a warm 74.8°F (23.8°C) in April to a still moderately hot 82°F (27.8°C). Despite drastic daily temperature oscillations, San Simon cools down to an average low-temperature of 55°F (12.8°C) in May.

Humidity

In May, the average relative humidity is 22%.

Rainfall

The month with the least rainfall in San Simon is May, when the rain falls for 2.6 days and typically collects 0.08" (2mm) of precipitation.

Snowfall

April through November are months without snowfall.

Daylight

The average length of the day in May is 13h and 49min.
On the first day of the month, sunrise is at 5:29 am and sunset at 6:58 pm. On the last day of May, in San Simon, sunrise is at 5:10 am and sunset at 7:18 pm MST.

Sunshine

The average sunshine in May is 12h.

UV index

In San Simon, the average daily maximum UV index in May is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the average person.
Note: A daily maximum UV index of 6 in May translates into the following instructions:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. 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. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Updated: Jul 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in May?

The high-temperature, in May, in San Simon, records 82°F (27.8°C), while the low-temperature is 55°F (12.8°C).

What is the average humidity in May?

In May, the average relative humidity is 22%.

What is the driest month?

May is the month with the least rainfall. Rain falls for 2.6 days and accumulates 0.08" (2mm) of precipitation.

How much does it rain in May?

In May, the rain falls for 2.6 days. Throughout May, 0.08" (2mm) of precipitation is accumulated.

When it does not snow?

In San Simon, snow does not fall in April through November.

How many hours of daylight does San Simon have in May?

In May, the average day length is 13h and 49min.

What time are sunrise and sunset in May?

On the first day of May in San Simon, sunrise is at 5:29 am and sunset at 6:58 pm. On the last day of the month, sunrise is at 5:10 am and sunset at 7:18 pm MST.

How many hours of sunshine does San Simon have in May?

The average sunshine duration in May is 12h.

How high is the UV index in May in San Simon?

The average daily maximum UV index in May is 6. A UV Index reading of 6 to 7 represents a high hazard to health from exposure to the Sun's 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
San Simon, AZ

Average temperature in May - San Simon, AZ
  • Average high temperature in May: 82°F

The warmest month (with the highest average high temperature) is June (92.1°F).
The month with the lowest average high temperature is December (55.2°F).

  • Average low temperature in May: 55°F

The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (36.1°F).

Average pressure in May
San Simon, AZ

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

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

Average wind speed in May
San Simon, AZ

Average wind speed in May - San Simon, AZ
  • Average wind speed in May: 8.7mph

The windiest month (with the highest average wind speed) is April (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

Average humidity in May
San Simon, AZ

Average humidity in May - San Simon, AZ
  • Average humidity in May: 22%

The month with the highest relative humidity is December (52%).
The month with the lowest relative humidity is June (21%).

Average rainfall in May
San Simon, AZ

Average rainfall in May - San Simon, AZ
  • Average rainfall in May: 0.08"

The wettest month (with the highest rainfall) is August (3.07").
The driest month (with the least rainfall) is May (0.08").

Average rainfall days in May
San Simon, AZ

Average rainfall days in May - San Simon, AZ
  • Average rainfall days in May: 2.6 days

The month with the highest number of rainy days is July (19.7 days).
The month with the least rainy days is May (2.6 days).

Average snowfall in May
San Simon, AZ

Average snowfall in May - San Simon, AZ
  • Average snowfall in May: 0"

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

Average snowfall days in May
San Simon, AZ

Average snowfall days in May - San Simon, AZ
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is December (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in May /
Average sunshine in May
San Simon, AZ

Average daylight in May / Average sunshine in May - San Simon, 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: 12h and 0min

The month with the most sunshine is August (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 54min).

Average sunshine days in May
San Simon, AZ

Average sunshine days in May - San Simon, AZ
  • Average sunshine days in May: 27.4 days

The month with the most sunshine days is May (27.4 days).
The month with the least sunshine days is July (6.6 days).

Average UV index in May
San Simon, AZ

Average UV index in May - San Simon, 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, November and December (UV index 3).

Average cloud cover in May
San Simon, AZ

Average cloud cover in May - San Simon, AZ
  • Average cloud cover in May: 8

The months with the most cloud cover are July and December (Cloud cover 20).
The month with the least cloud cover is May (Cloud cover 8).

Average visibility in May
San Simon, AZ

Average visibility in May - San Simon, 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).

San Simon, Arizona, USA

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