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
The transition into May notes an average high-temperature of a still warm 75.4°F (24.1°C), revealing a mild distinction from the 73.6°F (23.1°C) in April. In the month of May, the average temperature dips to a mild 55.9°F (13.3°C) during the night.Humidity
The average relative humidity in May is 58%.Rainfall
In May, in Hacienda Heights, the rain falls for 2.8 days. Throughout May, 0.12" (3mm) of precipitation is accumulated. In Hacienda Heights, California, during the entire year, the rain falls for 40.9 days and collects up to 6.3" (160mm) of precipitation.Daylight
The average length of the day in May is 13h and 56min.On the first day of the month, sunrise is at 6:01 am and sunset at 7:36 pm. On the last day of May, sunrise is at 5:41 am and sunset at 7:57 pm PDT.
Sunshine
In May, the average sunshine is 11.1h.UV index
In May, the average daily maximum UV index in Hacienda Heights, California, is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum daily UV index of 5 in May interprets into the following recommendations:
Guard yourself - Precautionary measures against sun damage are advocated. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Frequently asked questions
What are the temperatures in Hacienda Heights in May?
What is the average humidity in May in Hacienda Heights?
How many days does it rain in May in Hacienda Heights?
What is the average length of the day in May in Hacienda Heights?
When is the sunrise / sunset in May in Hacienda Heights?
How long on average sun shines in May in Hacienda Heights?
What is the UV index intensity in May in Hacienda Heights?
Average temperature in May
Hacienda Heights, CA
- Average high temperature in May: 75.4°F
The warmest month (with the highest average high temperature) is August (87.6°F).
The month with the lowest average high temperature is December (64.9°F).
- Average low temperature in May: 55.9°F
The month with the highest average low temperature is August (65.8°F).
The coldest month (with the lowest average low temperature) is February (49.3°F).
Average pressure in May
Hacienda Heights, CA
- Average pressure in May: 29.92"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in May
Hacienda Heights, CA
- Average wind speed in May: 5.8mph
The windiest month (with the highest average wind speed) is April (5.9mph).
The calmest months (with the lowest average wind speed) are September and October (4.7mph).
Average humidity in May
Hacienda Heights, CA
- Average humidity in May: 58%
The month with the highest relative humidity is June (60%).
The month with the lowest relative humidity is November (47%).
Average rainfall in May
Hacienda Heights, CA
- Average rainfall in May: 0.12"
The wettest month (with the highest rainfall) is December (1.46").
The driest months (with the least rainfall) are June and August (0.04").
Average rainfall days in May
Hacienda Heights, CA
- Average rainfall days in May: 2.8 days
The month with the highest number of rainy days is March (5.8 days).
The month with the least rainy days is June (1.2 days).
Average daylight in May /
Average sunshine in May
Hacienda Heights, 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: 9h and 54min).
- 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 February (Average sunshine: 6h and 42min).
Average sunshine days in May
Hacienda Heights, CA
- Average sunshine days in May: 26.8 days
The month with the most sunshine days is August (28.6 days).
The month with the least sunshine days is February (22.6 days).
Average UV index in May
Hacienda Heights, CA
- Average UV index in May: 5
The month with the highest UV index is August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 4).
Average cloud cover in May
Hacienda Heights, CA
- Average cloud cover in May: 17
The months with the most cloud cover are February, March and December (Cloud cover 22).
The month with the least cloud cover is August (Cloud cover 5).
Average visibility in May
Hacienda 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).
Hacienda Heights, California, USA
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