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
Sierra Heights's May reports an average high-temperature of a moderately hot 76.6°F (24.8°C), exhibiting a minor difference from April. A considerable shift from the daytime highs is observed in Sierra Heights during May nights, with an average low of 54°F (12.2°C).Humidity
February, March and May, with an average relative humidity of 52%, are the most humid months in Sierra Heights.Rainfall
In Sierra Heights, California, during May, the rain falls for 3.6 days and regularly aggregates up to 0.2" (5mm) of precipitation. Throughout the year, in Sierra Heights, there are 48.1 rainfall days, and 6.89" (175mm) of precipitation is accumulated.Snowfall
January, March through December are months without snowfall.Daylight
The average length of the day in May in Sierra Heights is 13h and 58min.On the first day of May, sunrise is at 5:59 am and sunset at 7:34 pm. On the last day of the month, sunrise is at 5:39 am and sunset at 7:56 pm PDT.
Sunshine
The average sunshine in May in Sierra Heights is 11.8h.UV index
In May, the average daily maximum UV index in Sierra Heights is 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index of 6 in May converts into the following recommendations:
Shun overexposure. Protection from sun ravages is indispensable. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Frequently asked questions
What is the usual temperature for Sierra Heights in May?
What is the most humid month in Sierra Heights?
What is the average humidity in May in Sierra Heights?
How many days does it rain in May in Sierra Heights?
When it does not snow in Sierra Heights?
What is the average length of the day in May in Sierra Heights?
When are sunrise and sunset in May in Sierra Heights?
How many hours of sunshine does Sierra Heights have in May?
How high is the UV index in May in Sierra Heights?
Average temperature in May
Sierra Heights, CA
- Average high temperature in May: 76.6°F
The warmest month (with the highest average high temperature) is August (92.1°F).
The month with the lowest average high temperature is December (60.8°F).
- Average low temperature in May: 54°F
The month with the highest average low temperature is August (67.3°F).
The coldest months (with the lowest average low temperature) are February and December (44.2°F).
Average pressure in May
Sierra Heights, CA
- Average pressure in May: 29.9"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in May
Sierra Heights, CA
- Average wind speed in May: 6mph
The windiest months (with the highest average wind speed) are April and May (6mph).
The calmest month (with the lowest average wind speed) is September (4.5mph).
Average humidity in May
Sierra Heights, CA
- Average humidity in May: 52%
The months with the highest relative humidity are February, March and May (52%).
The month with the lowest relative humidity is August (39%).
Average rainfall in May
Sierra Heights, CA
- Average rainfall in May: 0.2"
The wettest month (with the highest rainfall) is February (1.57").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days in May
Sierra Heights, CA
- Average rainfall days in May: 3.6 days
The month with the highest number of rainy days is March (7.5 days).
The month with the least rainy days is June (1.2 days).
Average snowfall days in May
Sierra 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
Sierra 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 months with the most sunshine are June, July and August (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 54min).
Average sunshine days in May
Sierra Heights, CA
- Average sunshine days in May: 26.3 days
The month with the most sunshine days is June (28.3 days).
The month with the least sunshine days is February (21.1 days).
Average UV index in May
Sierra 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
Sierra Heights, CA
- Average cloud cover in May: 12
The months with the most cloud cover are February, March and December (Cloud cover 21).
The month with the least cloud cover is August (Cloud cover 4).
Average visibility in May
Sierra 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).
Sierra Heights, California, USA
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