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
Montebello's transition from April to May introduces an average high-temperature of a moderately hot 74.7°F (23.7°C), marking an insignificant variation from the 72.9°F (22.7°C). During May, Montebello consistently records a temperature low averaging a mild 56.3°F (13.5°C).Humidity
In May, the average relative humidity in Montebello is 60%.Rainfall
In May, in Montebello, the rain falls for 2.8 days. Throughout May, 0.16" (4mm) of precipitation is accumulated. Throughout the year, in Montebello, there are 40.9 rainfall days, and 6.18" (157mm) of precipitation is accumulated.Daylight
In May, the average length of the day in Montebello is 13h and 57min.On the first day of May, 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 7:58 pm PDT.
Sunshine
In May, the average sunshine in Montebello, California, is 11.2h.UV index
The average daily maximum UV index in May in Montebello, California, is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for average individuals.Note: A maximum UV index of 5 in May translates into the following recommendations:
Guard yourself - Avoiding sunburn is suggested. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature in Montebello?
What is the average humidity in May in Montebello?
How many days does it rain in May in Montebello?
What is the average length of the day in May in Montebello?
What time are sunrise and sunset in May in Montebello?
How many hours of sunshine does Montebello have in May?
How high is the UV index in May in Montebello?
Average temperature in May
Montebello, CA
- Average high temperature in May: 74.7°F
The warmest month (with the highest average high temperature) is August (86.5°F).
The month with the lowest average high temperature is December (64.9°F).
- Average low temperature in May: 56.3°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 (48.9°F).
Average pressure in May
Montebello, CA
- Average pressure in May: 29.93"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
Montebello, CA
- Average wind speed in May: 5.7mph
The windiest month (with the highest average wind speed) is April (5.9mph).
The calmest months (with the lowest average wind speed) are August, September and October (4.7mph).
Average humidity in May
Montebello, CA
- Average humidity in May: 60%
The month with the highest relative humidity is June (62%).
The month with the lowest relative humidity is November (48%).
Average rainfall in May
Montebello, CA
- Average rainfall in May: 0.16"
The wettest month (with the highest rainfall) is December (1.3").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days in May
Montebello, CA
- Average rainfall days in May: 2.8 days
The month with the highest number of rainy days is March (6 days).
The month with the least rainy days is June (1.2 days).
Average daylight in May /
Average sunshine in May
Montebello, 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 months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The months with the least sunshine are January, February and December (Average sunshine: 6h and 48min).
Average sunshine days in May
Montebello, CA
- Average sunshine days in May: 26 days
The month with the most sunshine days is August (27.6 days).
The month with the least sunshine days is February (22.5 days).
Average UV index in May
Montebello, 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
Montebello, CA
- Average cloud cover in May: 17
The months with the most cloud cover are March and December (Cloud cover 22).
The month with the least cloud cover is August (Cloud cover 5).
Average visibility in May
Montebello, 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).
Montebello, California, USA
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