May weather forecastArrowhead Springs, CA
May
Weather in May
The last month of the spring, May, is a warm month in Arrowhead Springs, California, with temperature in the range of an average high of 75.7°F (24.3°C) and an average low of 52.2°F (11.2°C).Temperature
May's arrival signals a modest temperature shift, moving from an agreeable 69.4°F (20.8°C) in April to a warm 75.7°F (24.3°C). A steep decline to a fresh 52.2°F (11.2°C) characterizes the May nights.Humidity
In May, the average relative humidity is 49%.Rainfall
In May, the rain falls for 4.1 days. Throughout May, 0.2" (5mm) of precipitation is accumulated. In Arrowhead Springs, during the entire year, the rain falls for 51.8 days and collects up to 6.69" (170mm) of precipitation.Snowfall
January, March through December are months without snowfall.Daylight
The average length of the day in May is 13h and 58min.On the first day of the month, sunrise is at 5:58 am and sunset at 7:33 pm. On the last day of May, sunrise is at 5:38 am and sunset at 7:55 pm PDT.
Sunshine
In Arrowhead Springs, the average sunshine in May is 11.9h.UV index
The average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for the average person.Note: In May, the maximum UV index of 6 transforms into these recommendations:
Shun overexposure. Protection from sun ravages is indispensable. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Arrowhead Springs, CA
- Average high temperature in May: 75.7°F
The warmest month (with the highest average high temperature) is August (90.9°F).
The month with the lowest average high temperature is December (57.7°F).
- Average low temperature in May: 52.2°F
The month with the highest average low temperature is August (66.6°F).
The coldest months (with the lowest average low temperature) are February and December (41.5°F).
Average pressure in May
Arrowhead Springs, CA
- Average pressure in May: 29.88"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in May
Arrowhead Springs, CA
- Average wind speed in May: 6.5mph
The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest month (with the lowest average wind speed) is September (4.8mph).
Average humidity in May
Arrowhead Springs, CA
- Average humidity in May: 49%
The month with the highest relative humidity is February (52%).
The month with the lowest relative humidity is August (36%).
Average rainfall in May
Arrowhead Springs, CA
- Average rainfall in May: 0.2"
The wettest month (with the highest rainfall) is December (1.42").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days in May
Arrowhead Springs, CA
- Average rainfall days in May: 4.1 days
The month with the highest number of rainy days is March (7.3 days).
The month with the least rainy days is June (1.3 days).
Average snowfall days in May
Arrowhead Springs, 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
Arrowhead Springs, 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 54min
The month with the most sunshine is July (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 54min).
Average sunshine days in May
Arrowhead Springs, CA
- Average sunshine days in May: 25.1 days
The month with the most sunshine days is June (28.5 days).
The month with the least sunshine days is February (20.9 days).
Average UV index in May
Arrowhead Springs, CA
- Average UV index in May: 6
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are November and December (UV index 3).
Average cloud cover in May
Arrowhead Springs, CA
- Average cloud cover in May: 11
The months with the most cloud cover are March and December (Cloud cover 21).
The month with the least cloud cover is August (Cloud cover 5).
Average visibility in May
Arrowhead Springs, 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).





