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 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
Surfside starts May with an average high-temperature of a pleasant 68.2°F (20.1°C), hinting at a minimal fluctuation from April. In Surfside, May's nights observe an average temperature dip to a mild 57.4°F (14.1°C).Humidity
In May, the average relative humidity is 70%.Rainfall
In Surfside, in May, during 4.3 rainfall days, 0.28" (7mm) of precipitation is typically accumulated. In Surfside, during the entire year, the rain falls for 57.8 days and collects up to 8.82" (224mm) of precipitation.Daylight
In Surfside, the average length of the day in May is 13h and 56min.On the first day of May in Surfside, sunrise is at 6:02 am and sunset at 7:36 pm. On the last day of the month, sunrise is at 5:42 am and sunset at 7:57 pm PDT.
Sunshine
In May, the average sunshine in Surfside is 11.2h.UV index
The average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: An average maximum UV index of 5 in May leads to these recommendations:
Undertake precautions - Obligation exists to protect against skin and eye damage. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Surfside in May?
What is the average humidity in May in Surfside?
How much does it rain in Surfside in May?
What is the average length of the day in May in Surfside?
What time are sunrise and sunset in May in Surfside?
How many hours of sunshine does Surfside have in May?
How high is the UV index in May in Surfside?
Average temperature in May
Surfside, CA
- Average high temperature in May: 68.2°F
The warmest month (with the highest average high temperature) is August (77.4°F).
The month with the lowest average high temperature is December (62.8°F).
- Average low temperature in May: 57.4°F
The month with the highest average low temperature is August (65.3°F).
The coldest month (with the lowest average low temperature) is February (52.7°F).
Average pressure in May
Surfside, CA
- Average pressure in May: 29.93"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are June and September (29.89"Hg).
Average wind speed in May
Surfside, CA
- Average wind speed in May: 6.5mph
The windiest month (with the highest average wind speed) is April (6.7mph).
The calmest months (with the lowest average wind speed) are August, September and October (5.3mph).
Average humidity in May
Surfside, CA
- Average humidity in May: 70%
The month with the highest relative humidity is June (73%).
The month with the lowest relative humidity is November (57%).
Average rainfall in May
Surfside, CA
- Average rainfall in May: 0.28"
The wettest month (with the highest rainfall) is December (1.77").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days in May
Surfside, CA
- Average rainfall days in May: 4.3 days
The month with the highest number of rainy days is March (8.1 days).
The months with the least rainy days are June and August (2.3 days).
Average daylight in May /
Average sunshine in May
Surfside, CA
- Average daylight in May: 13h and 5min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in May: 11h and 1min
The month with the most sunshine is August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).
Average sunshine days in May
Surfside, CA
- Average sunshine days in May: 23.1 days
The month with the most sunshine days is August (26.3 days).
The month with the least sunshine days is February (19.3 days).
Average UV index in May
Surfside, CA
- Average UV index in May: 5
The months with the highest UV index are July, August and September (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 4).
Average cloud cover in May
Surfside, CA
- Average cloud cover in May: 19
The months with the most cloud cover are March and December (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 7).
Average visibility in May
Surfside, 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).
Surfside, California, USA
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