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 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
Palomar Mountain measures an average high-temperature of a still pleasant 73.2°F (22.9°C) in May, nearly consistent with the preceding month. Palomar Mountain documents a substantial shift from daytime warmth, recording an average nighttime temperature of 50.5°F (10.3°C) in May.Humidity
May is the most humid month, with an average relative humidity of 66%.Rainfall
In Palomar Mountain, during May, the rain falls for 3.6 days and regularly aggregates up to 0.24" (6mm) of precipitation. In Palomar Mountain, during the entire year, the rain falls for 51.6 days and collects up to 5.59" (142mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. Throughout May, Palomar Mountain aggregates 0.39" (10mm) of snow. Throughout the year, 35.51" (902mm) of snow is accumulated.Daylight
The average length of the day in May is 13h and 54min.On the first day of May, sunrise is at 5:58 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 5:38 am and sunset at 7:51 pm PDT.
Sunshine
The average sunshine in May is 11.2h.UV index
The average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In May, the maximum UV index of 5 suggests these recommendations:
Take precautions - Protection against sun damage is advised. Avoiding the Sun during its peak radiation time around midday is a healthy practice. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures?
What is the most humid month in Palomar Mountain?
What is the average humidity in May?
How much does it rain in May?
What is the last month it snows?
How many hours of daylight does Palomar Mountain have in May?
What time are sunrise and sunset in May?
How many hours of sunshine does Palomar Mountain have in May?
What is the UV index reading in May?
Average temperature in May
Palomar Mountain, CA
- Average high temperature in May: 73.2°F
The warmest month (with the highest average high temperature) is August (86.9°F).
The month with the lowest average high temperature is December (62.4°F).
- Average low temperature in May: 50.5°F
The month with the highest average low temperature is August (63.1°F).
The coldest month (with the lowest average low temperature) is February (44.6°F).
Average pressure in May
Palomar Mountain, CA
- Average pressure in May: 29.9"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in May
Palomar Mountain, CA
- Average wind speed in May: 5.2mph
The windiest month (with the highest average wind speed) is April (5.3mph).
The calmest month (with the lowest average wind speed) is September (4.2mph).
Average humidity in May
Palomar Mountain, CA
- Average humidity in May: 66%
The month with the highest relative humidity is May (66%).
The month with the lowest relative humidity is November (52%).
Average rainfall in May
Palomar Mountain, CA
- Average rainfall in May: 0.24"
The wettest month (with the highest rainfall) is February (0.94").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days in May
Palomar Mountain, CA
- Average rainfall days in May: 3.6 days
The month with the highest number of rainy days is March (7.1 days).
The month with the least rainy days is June (1.3 days).
Average snowfall in May
Palomar Mountain, CA
- Average snowfall in May: 0.4"
The month with the highest snowfall is March (9.4").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Palomar Mountain, 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
Palomar Mountain, 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: 11h and 1min
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 42min).
Average sunshine days in May
Palomar Mountain, CA
- Average sunshine days in May: 25.9 days
The month with the most sunshine days is June (28.1 days).
The month with the least sunshine days is February (21.5 days).
Average UV index in May
Palomar Mountain, CA
- Average UV index in May: 5
The months with the highest UV index are June, July, August and September (UV index 6).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in May
Palomar Mountain, CA
- Average cloud cover in May: 18
The month with the most cloud cover is March (Cloud cover 25).
The month with the least cloud cover is August (Cloud cover 6).
Average visibility in May
Palomar Mountain, 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).
Palomar Mountain, California, USA
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