Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
The commencement of May brings an average high-temperature of a moderately hot 76.6°F (24.8°C), marking an inconsequential divergence from April. In San Antonio Heights, the nighttime temperature registers a significant drop from daytime peaks to an average of 53.6°F (12°C) in May.Humidity
March and May, with an average relative humidity of 54%, are the most humid months.Rainfall
In May, the rain falls for 3.8 days. Throughout May, 0.24" (6mm) of precipitation is accumulated. Throughout the year, in San Antonio Heights, there are 49.6 rainfall days, and 7.8" (198mm) of precipitation is accumulated.Snowfall
January, March through December are months without snowfall.Daylight
In May, the average length of the day is 13h and 58min.On the first day of May, sunrise is at 6:00 am and sunset at 7:35 pm. On the last day of the month, sunrise is at 5:39 am and sunset at 7:56 pm PDT.
Sunshine
In San Antonio Heights, the average sunshine in May is 11.8h.UV index
In San Antonio Heights, the average daily maximum UV index in May is 6. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum high UV index of 6 in May translates into the following recommendations:
Deflect overexposure. Sun protection is a necessity. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Frequently asked questions
What are May temperatures in San Antonio Heights?
What are the most humid months in San Antonio Heights?
What is the average humidity in May in San Antonio Heights?
How many days does it rain in May in San Antonio Heights?
When it does not snow in San Antonio Heights?
How many hours of daylight does San Antonio Heights have in May?
When are sunrise and sunset in May in San Antonio Heights?
How many hours of sunshine does San Antonio Heights have in May?
What is the UV index intensity in May in San Antonio Heights?
Average temperature in May
San Antonio Heights, CA
- Average high temperature in May: 76.6°F
The warmest month (with the highest average high temperature) is August (91°F).
The month with the lowest average high temperature is December (62.1°F).
- Average low temperature in May: 53.6°F
The month with the highest average low temperature is August (65.8°F).
The coldest month (with the lowest average low temperature) is December (45.5°F).
Average pressure in May
San Antonio Heights, CA
- Average pressure in May: 29.91"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 Antonio Heights, CA
- Average wind speed in May: 5.8mph
The windiest months (with the highest average wind speed) are April and May (5.8mph).
The calmest month (with the lowest average wind speed) is September (4.4mph).
Average humidity in May
San Antonio Heights, CA
- Average humidity in May: 54%
The months with the highest relative humidity are March and May (54%).
The month with the lowest relative humidity is August (42%).
Average rainfall in May
San Antonio Heights, CA
- Average rainfall in May: 0.24"
The wettest month (with the highest rainfall) is February (1.77").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days in May
San Antonio Heights, CA
- Average rainfall days in May: 3.8 days
The month with the highest number of rainy days is March (7.1 days).
The month with the least rainy days is June (1.2 days).
Average snowfall days in May
San Antonio Heights, CA
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (0.1 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in May /
Average sunshine in May
San Antonio Heights, CA
- Average daylight in May: 14h and 0min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in May: 11h and 5min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The months with the least sunshine are February and December (Average sunshine: 6h and 54min).
Average sunshine days in May
San Antonio Heights, CA
- Average sunshine days in May: 26 days
The month with the most sunshine days is June (28.2 days).
The month with the least sunshine days is February (21.5 days).
Average UV index in May
San Antonio Heights, CA
- Average UV index in May: 6
The months with the highest UV index are July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in May
San Antonio Heights, CA
- Average cloud cover in May: 13
The month with the most cloud cover is December (Cloud cover 21).
The month with the least cloud cover is August (Cloud cover 5).
Average visibility in May
San Antonio Heights, 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).
San Antonio Heights, California, USA
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