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
In May, the average high-temperature registers at a still comfortable 66.7°F (19.3°C), nearly identical to April's 65.8°F (18.8°C). During the month of May, Del Mar experiences a steady low-temperature average of 55.8°F (13.2°C).Humidity
In Del Mar, the average relative humidity in May is 73%.Rainfall
In Del Mar, in May, during 4.8 rainfall days, 0.31" (8mm) of precipitation is typically accumulated. Throughout the year, there are 55.7 rainfall days, and 5.75" (146mm) of precipitation is accumulated.Daylight
In May, the average length of the day is 13h and 52min.On the first day of May, sunrise is at 6:00 am and sunset at 7:31 pm. On the last day of the month, sunrise is at 5:41 am and sunset at 7:52 pm PDT.
Sunshine
In May, the average sunshine in Del Mar, California, is 10.9h.UV index
In Del Mar, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: A daily high UV index of 5 in May leads to these guidelines:
Put precautions into practice - Protective measures against sun-induced damage are advised. The solar radiation around mid-day is intense; avoid the Sun and stay safe. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature?
What is the average humidity in May?
How many days does it rain in May?
What is the average length of the day in May?
When is the sunrise / sunset in May in Del Mar?
How many hours of sunshine does Del Mar have in May?
What is the UV index intensity in May?
Average temperature in May
Del Mar, CA
- Average high temperature in May: 66.7°F
The warmest month (with the highest average high temperature) is September (76.6°F).
The months with the lowest average high temperature are February and December (63°F).
- Average low temperature in May: 55.8°F
The month with the highest average low temperature is August (64.9°F).
The coldest month (with the lowest average low temperature) is February (51.8°F).
Average pressure in May
Del Mar, CA
- Average pressure in May: 29.92"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The months with the lowest atmospheric pressure are June and September (29.88"Hg).
Average wind speed in May
Del Mar, CA
- Average wind speed in May: 6.3mph
The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is October (5.2mph).
Average humidity in May
Del Mar, CA
- Average humidity in May: 73%
The month with the highest relative humidity is June (75%).
The month with the lowest relative humidity is November (60%).
Average rainfall in May
Del Mar, CA
- Average rainfall in May: 0.31"
The wettest month (with the highest rainfall) is December (1.06").
The driest month (with the least rainfall) is June (0.12").
Average rainfall days in May
Del Mar, CA
- Average rainfall days in May: 4.8 days
The month with the highest number of rainy days is March (7.4 days).
The month with the least rainy days is August (2.8 days).
Average daylight in May /
Average sunshine in May
Del Mar, CA
- Average daylight in May: 13h and 5min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in May: 10h and 5min
The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 36min).
Average sunshine days in May
Del Mar, CA
- Average sunshine days in May: 22.3 days
The month with the most sunshine days is October (25.9 days).
The month with the least sunshine days is February (21 days).
Average UV index in May
Del Mar, CA
- Average UV index in May: 5
The months with the highest UV index are July and August (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
Del Mar, CA
- Average cloud cover in May: 22
The months with the most cloud cover are March and December (Cloud cover 24).
The month with the least cloud cover is August (Cloud cover 9).
Average visibility in May
Del Mar, 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).
Del Mar, California, USA
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