May weather forecastEl Monte, CA

May

Weather in May

The last month of the spring, May, is a moderately hot month in El Monte, California, with an average temperature fluctuating between 54.3°F (12.4°C) and 75.4°F (24.1°C).

Temperature

El Monte's May showcases an average high-temperature of a moderately hot 75.4°F (24.1°C), hardly distinct from April's 72.5°F (22.5°C). An average low-temperature of 54.3°F (12.4°C) is anticipated throughout the nights in El Monte during May.

Humidity

In May, the average relative humidity is 57%.

Rainfall

In May, in El Monte, the rain falls for 3.3 days. Throughout May, 0.16" (4mm) of precipitation is accumulated. In El Monte, during the entire year, the rain falls for 43.3 days and collects up to 5.91" (150mm) of precipitation.

Daylight

In El Monte, the average length of the day in May is 13h and 57min.
On the first day of May, sunrise is at 6:01 am and sunset at 7:36 pm. On the last day of the month, sunrise is at 5:41 am and sunset at 7:58 pm PDT.

Sunshine

The average sunshine in May in El Monte is 11.6h.

UV index

In El Monte, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for average individuals.
Note: A daily maximum UV index of 5 in May translates into the following instructions:
Take necessary precautions - Defending against sun damage is advocated. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.

Updated: Feb 9, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The average high-temperature, in May, in El Monte, is 75.4°F (24.1°C), while the average low-temperature is 54.3°F (12.4°C).

In May, the average relative humidity in El Monte is 57%.

In El Monte, during May, the rain falls for 3.3 days and regularly aggregates up to 0.16" (4mm) of precipitation.

The average day length in May in El Monte is 13h and 57min.

In May, on the first day of the month, sunrise is at 6:01 am and sunset at 7:36 pm. On the last day of the month, in El Monte, California, sunrise is at 5:41 am and sunset at 7:58 pm PDT.

The average sunshine duration in May in El Monte, California, is 11.6h.

In El Monte, California, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a medium health risk from unprotected exposure to UV radiation.

Today

Tomorrow

Long-term

Year J F M A May J J A S O N D

Apr

May

Jun

Average high temperature

72.5°F

75.4°F

80.8°F

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

6.5mph

6.3mph

5.8mph

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

24.8

26.4

27.6

Average UV index

Average cloud cover

17%

14%

Average visibility

6mi

Average temperature in May
El Monte, 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 (63.5°F).

Average low temperature in May: 54.3°F

The month with the highest average low temperature is August (64.9°F).
The coldest months (with the lowest average low temperature) are February and December (47.3°F).

Average pressure in May
El Monte, 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
El Monte, CA

Average wind speed in May: 5.7mph

The windiest month (with the highest average wind speed) is April (5.8mph).
The calmest months (with the lowest average wind speed) are September and October (4.5mph).

Average humidity in May
El Monte, CA

Average humidity in May: 57%

The month with the highest relative humidity is June (58%).
The month with the lowest relative humidity is November (46%).

Average rainfall in May
El Monte, CA

Average rainfall in May: 0.16"

The wettest month (with the highest rainfall) is December (1.22").
The driest month (with the least rainfall) is June (0.04").

Average rainfall days in May
El Monte, CA

Average rainfall days in May: 3.3 days

The month with the highest number of rainy days is March (5.3 days).
The month with the least rainy days is June (1.2 days).

Average daylight in May /
Average sunshine in May
El Monte, CA

Average daylight in May: 13h and 54min

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 36min

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 48min).

Average sunshine days in May
El Monte, CA

Average sunshine days in May: 26.4 days

The month with the most sunshine days is June (27.6 days).
The month with the least sunshine days is February (22.6 days).

Average UV index in May
El Monte, 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
El Monte, CA

Average cloud cover in May: 14

The month with the most cloud cover is December (Cloud cover 22).
The month with the least cloud cover is August (Cloud cover 5).

Average visibility in May
El Monte, 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).