May weather forecast
Sylmar, CA

Weather in May

The last month of the spring, May, is a warm month in Sylmar, California, with temperature in the range of an average low of 54.5°F (12.5°C) and an average high of 73.8°F (23.2°C).

Temperature

In May, the average high-temperature is practically the same as in April - a warm 73.8°F (23.2°C). In May, the average low-temperature is 54.5°F (12.5°C).

Humidity

In Sylmar, California, the average relative humidity in May is 57%.

Rainfall

May is the last month it rains. During 1.8 rainfall days, Sylmar aggregates 0.2" (5mm) of precipitation. Throughout the year, in Sylmar, there are 39.8 rainfall days, and 7.52" (191mm) of precipitation is accumulated.

Daylight

In Sylmar, the average length of the day in May is 13h and 58min.
On the first day of the month, sunrise is at 6:03 am and sunset at 7:37 pm. On the last day of May, sunrise is at 5:43 am and sunset at 8:00 pm PDT.

Sunshine

In Sylmar, the average sunshine in May is 11.6h.

UV index

In Sylmar, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for average individuals.
Note: In May, the average maximum UV index of 5 translate into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in May in Sylmar?

The average high-temperature, in May, in Sylmar, is 73.8°F (23.2°C), while the average low-temperature is 54.5°F (12.5°C).

What is the average humidity in May in Sylmar?

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

What is the last month it rains in Sylmar?

May is the last month it rains in Sylmar. During 1.8 rainfall days, in May, Sylmar aggregates 0.2" (5mm) of precipitation.

What is the average length of the day in May in Sylmar?

In Sylmar, the average day length in May is 13h and 58min.

What time are sunrise and sunset in May in Sylmar?

On the first day of May, sunrise is at 6:03 am and sunset at 7:37 pm. On the last day of the month, sunrise is at 5:43 am and sunset at 8:00 pm PDT.

How many hours of sunshine does Sylmar have in May?

In May, the average sunshine duration in Sylmar is 11.6h.

How high is the UV index in May in Sylmar?

In May, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall
Average rainfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Sylmar, CA

Average temperature in May - Sylmar, CA
  • Average high temperature in May: 73.8°F

The warmest month (with the highest average high temperature) is August (85.8°F).
The month with the lowest average high temperature is December (61.7°F).

  • Average low temperature in May: 54.5°F

The month with the highest average low temperature is August (64.9°F).
The coldest month (with the lowest average low temperature) is December (46.2°F).

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Average pressure in May
Sylmar, CA

Average pressure in May - Sylmar, CA
  • Average pressure in May: 29.93"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

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Average wind speed in May
Sylmar, CA

Average wind speed in May - Sylmar, CA
  • Average wind speed in May: 5.6mph

The windiest months (with the highest average wind speed) are January and December (6.2mph).
The calmest month (with the lowest average wind speed) is September (4.5mph).

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Average humidity in May
Sylmar, CA

Average humidity in May - Sylmar, 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 (47%).

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Average rainfall in May
Sylmar, CA

Average rainfall in May - Sylmar, CA
  • Average rainfall in May: 0.2"

The wettest month (with the highest rainfall) is February (1.54").
The driest month (with the least rainfall) is June (0").

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Average rainfall days in May
Sylmar, CA

Average rainfall days in May - Sylmar, CA
  • Average rainfall days in May: 1.8 days

The month with the highest number of rainy days is March (6.3 days).
The month with the least rainy days is June (0.8 days).

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Average daylight in May /
Average sunshine in May
Sylmar, CA

Average daylight in May / Average sunshine in May - Sylmar, CA
  • Average daylight in May: 13h and 58min

The month with the longest days is June (Average daylight: 14h and 25min).
The month with the shortest days is December (Average daylight: 9h and 55min).

  • Average sunshine in May: 11h and 36min

The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The months with the least sunshine are January, February and December (Average sunshine: 6h and 48min).

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Average sunshine days in May
Sylmar, CA

Average sunshine days in May - Sylmar, CA
  • Average sunshine days in May: 28.8 days

The month with the most sunshine days is May (28.8 days).
The month with the least sunshine days is February (22.9 days).

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Average UV index in May
Sylmar, CA

Average UV index in May - Sylmar, 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).

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Average cloud cover in May
Sylmar, CA

Average cloud cover in May - Sylmar, CA
  • Average cloud cover in May: 13

The month with the most cloud cover is March (Cloud cover 22).
The month with the least cloud cover is August (Cloud cover 4).

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Average visibility in May
Sylmar, CA

Average visibility in May - Sylmar, 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).

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