May weather forecastAurora, CA
May
Weather in May
May, the last month of the spring in Aurora, is a moderately hot month, with an average temperature ranging between min 52.7°F (11.5°C) and max 80.1°F (26.7°C).Temperature
The arrival of May brings a soft temperature shift, with the average high-temperature nudging from an agreeable 72.1°F (22.3°C) in April to a warm 80.1°F (26.7°C). Despite higher daytime temperatures, nighttime averages fall to a cool 52.7°F (11.5°C) in May.Humidity
The average relative humidity in May is 51%.Rainfall
In May, the rain falls for 3.6 days. Throughout May, 0.39" (10mm) of precipitation is accumulated. In Aurora, during the entire year, the rain falls for 54.3 days and collects up to 6.54" (166mm) of precipitation.Daylight
In Aurora, California, the average length of the day in May is 14h and 13min.On the first day of May, sunrise is at 6:07 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:19 pm PDT.
Sunshine
In Aurora, the average sunshine in May is 11.3h.UV index
In Aurora, the average daily maximum UV index in May is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the average person.Note: A daily maximum UV index of 6 in May translates into the following instructions:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Aurora, CA
- Average high temperature in May: 80.1°F
The warmest month (with the highest average high temperature) is July (97.7°F).
The month with the lowest average high temperature is December (55.6°F).
- Average low temperature in May: 52.7°F
The month with the highest average low temperature is July (62.1°F).
The coldest months (with the lowest average low temperature) are January and December (41.9°F).
Average pressure in May
Aurora, CA
- Average pressure in May: 29.96"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in May
Aurora, CA
- Average wind speed in May: 6.7mph
The windiest month (with the highest average wind speed) is June (7.3mph).
The calmest month (with the lowest average wind speed) is November (5.2mph).
Average humidity in May
Aurora, CA
- Average humidity in May: 51%
The month with the highest relative humidity is January (72%).
The month with the lowest relative humidity is July (37%).
Average rainfall in May
Aurora, CA
- Average rainfall in May: 0.39"
The wettest month (with the highest rainfall) is March (1.3").
The driest months (with the least rainfall) are July and August (0.04").
Average rainfall days in May
Aurora, CA
- Average rainfall days in May: 3.6 days
The month with the highest number of rainy days is March (10.3 days).
The month with the least rainy days is August (0.9 days).
Average daylight in May /
Average sunshine in May
Aurora, CA
- Average daylight in May: 14h and 12min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in May: 11h and 18min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).
Average sunshine days in May
Aurora, CA
- Average sunshine days in May: 26.7 days
The month with the most sunshine days is August (29.2 days).
The month with the least sunshine days is March (19.6 days).
Average UV index in May
Aurora, CA
- 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, February, November and December (UV index 3).
Average cloud cover in May
Aurora, CA
- Average cloud cover in May: 17
The month with the most cloud cover is March (Cloud cover 33).
The month with the least cloud cover is July (Cloud cover 4).
Average visibility in May
Aurora, CA
- 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).





