May weather forecastSahuarita, AZ
May
Weather in May
May marks the onset of summer and Sahuarita, Arizona, warms up considerably with day temperatures soaring to an average of 85.1°F (29.5°C). Most days are sunny, and rainfall is portentously scarce, measuring at just 0.12" (3mm). The cloud cover is at its smallest extent of the year, ensuring clear skies and luminous conditions for most of the day. Wind speeds generally remain steady during this month, offering a refreshing antidote to the increasing heat. With nearly 14 hours of daylight, this month presents a protracted period for outdoor activities.Temperature
As April transitions into May, a subtle temperature shift is observed, with average highs adjusting from a warm 77.7°F (25.4°C) to a still moderately hot 85.1°F (29.5°C). May, marked by an average low-temperature of 59.5°F (15.3°C), indicates a large temperature drop from the daytime peak.Humidity
The months with the lowest humidity in Sahuarita are May and June, with an average relative humidity of 21%.Rainfall
The months with the least rainfall in Sahuarita are April and May Rain falls for 1.4 days and accumulates 0.12" (3mm) of rain.Snowfall
February through December are months without snowfall.Daylight
In Sahuarita, the average length of the day in May is 13h and 48min.On the first day of the month, sunrise is at 5:37 am and sunset at 7:04 pm. On the last day of May, sunrise is at 5:18 am and sunset at 7:24 pm MST.
Sunshine
In May, the average sunshine is 11.9h.UV index
May through September, with an average maximum UV index of 7, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: In May, the average maximum UV index of 7 translates into the following recommendations:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Sahuarita, AZ
- Average high temperature in May: 85.1°F
The warmest month (with the highest average high temperature) is June (95.5°F).
The month with the lowest average high temperature is December (61.7°F).
- Average low temperature in May: 59.5°F
The month with the highest average low temperature is July (75.4°F).
The coldest month (with the lowest average low temperature) is December (43°F).
Average pressure in May
Sahuarita, AZ
- Average pressure in May: 29.85"Hg
The month with the highest atmospheric pressure is January (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.82"Hg).
Average wind speed in May
Sahuarita, AZ
- Average wind speed in May: 8.8mph
The windiest months (with the highest average wind speed) are April and May (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in May
Sahuarita, AZ
- Average humidity in May: 21%
The month with the highest relative humidity is December (44%).
The months with the lowest relative humidity are May and June (21%).
Average rainfall in May
Sahuarita, AZ
- Average rainfall in May: 0.12"
The wettest months (with the highest rainfall) are July and August (1.3").
The driest months (with the least rainfall) are April and May (0.12").
Average rainfall days in May
Sahuarita, AZ
- Average rainfall days in May: 1.4 days
The month with the highest number of rainy days is July (15 days).
The month with the least rainy days is May (1.4 days).
Average snowfall in May
Sahuarita, AZ
- Average snowfall in May: 0"
The month with the highest snowfall is January (0.08").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in May
Sahuarita, AZ
- Average snowfall days in May: 0 days
The months with the highest number of snowfall days are January, September and December (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, October and November (0 days).
Average daylight in May /
Average sunshine in May
Sahuarita, AZ
- Average daylight in May: 13h and 48min
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: 11h and 54min
The month with the most sunshine is August (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).
Average sunshine days in May
Sahuarita, AZ
- Average sunshine days in May: 29.3 days
The month with the most sunshine days is May (29.3 days).
The month with the least sunshine days is July (12.3 days).
Average UV index in May
Sahuarita, AZ
- Average UV index in May: 7
The months with the highest UV index are May, June, July, August and September (UV index 7).
The months with the lowest UV index are November and December (UV index 3).
Average cloud cover in May
Sahuarita, AZ
- Average cloud cover in May: 7
The months with the most cloud cover are July and December (Cloud cover 19).
The months with the least cloud cover are May and June (Cloud cover 7).
Average visibility in May
Sahuarita, 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).





