Weather in May
Temperature
May's arrival is noted with a slight increase in the average high-temperature, moving from a refreshing 60.8°F (16°C) in April to a pleasant 69.1°F (20.6°C). Mount Lemmon reports a considerable drop from daytime temperatures in May, recording an average nighttime figure of 36.7°F (2.6°C).Rainfall
May is the month with the least rainfall. Rain falls for 2 days and accumulates 0.24" (6mm) of precipitation.Snowfall
In Mount Lemmon, snow does not fall in May through September.Daylight
The average length of the day in May is 13h and 50min.On the first day of the month, sunrise is at 5:35 am and sunset at 7:04 pm. On the last day of May, sunrise is at 5:16 am and sunset at 7:25 pm MST.
Sunshine
In Mount Lemmon, the average sunshine in May is 12.1h.Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
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Average temperature in May
Mount Lemmon, AZ
- Average high temperature in May: 69.1°F
The warmest month (with the highest average high temperature) is July (76.5°F).
The month with the lowest average high temperature is February (48.3°F).
- Average low temperature in May: 36.6°F
The months with the highest average low temperature are July and August (49.8°F).
The coldest month (with the lowest average low temperature) is February (21.8°F).
Average rainfall in May
Mount Lemmon, AZ
- Average rainfall in May: 0.3"
The wettest month (with the highest rainfall) is August (7").
The driest month (with the least rainfall) is May (0.3").
Average rainfall days in May
Mount Lemmon, AZ
- Average rainfall days in May: 2 days
The month with the highest number of rainy days is August (11 days).
The months with the least rainy days are May and June (2 days).
Average snowfall in May
Mount Lemmon, AZ
- Average snowfall in May: 0"
The month with the highest snowfall is February (20.4").
The months with the least snowfall are May, June, July, August and September (0").
Average daylight in May /
Average sunshine in May
Mount Lemmon, 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 1min
The month with the most sunshine is June (Average sunshine: 12h and 24min).
The months with the least sunshine are January and December (Average sunshine: 7h and 48min).
Mount Lemmon, Arizona, USA
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