March weather forecast
San Fernando, CA

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Weather in March

March, the first month of the spring in San Fernando, is also an enjoyable month, with an average temperature fluctuating between 48.2°F (9°C) and 66.6°F (19.2°C).

Temperature

San Fernando experiences a transition to a still refreshing 66.6°F (19.2°C) in average high-temperatures with the arrival of March, not greatly differing from February's 63°F (17.2°C). San Fernando records an average temperature drop to a frosty 48.2°F (9°C) in March.

Humidity

In March, the average relative humidity is 57%.

Rainfall

In March, the rain falls for 6.3 days. Throughout March, 1.3" (33mm) of precipitation is accumulated. Throughout the year, there are 39.8 rainfall days, and 7.52" (191mm) of precipitation is accumulated.

Daylight

The average length of the day in March is 12h and 0min.
On the first day of the month, sunrise is at 6:21 am and sunset at 5:50 pm PST. On the last day of March, in San Fernando, California, sunrise is at 6:40 am and sunset at 7:14 pm PDT.
Note: On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from PST to PDT. Daylight Saving Time lasts until Sunday, November 3. 2024, at 2:00 am; consequently, the time zone reverts from PDT to PST.

Sunshine

In March, the average sunshine is 8.8h.

UV index

In San Fernando, the average daily maximum UV index in March is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.
Note: The UV index of 4 during March translates into the following guidance:
Act with care - The suggestion to avoid sunburn is emphasized. Minimize direct exposure to the Sun during midday when its radiation is at its peak. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Updated: Jul 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are March temperatures?

March temperatures vary between a high-temperature of 66.6°F (19.2°C) and a low-temperature of 48.2°F (9°C).

What is the average humidity in March?

In San Fernando, the average relative humidity in March is 57%.

How much does it rain in March?

In San Fernando, in March, during 6.3 rainfall days, 1.3" (33mm) of precipitation is typically accumulated.

How many hours of daylight does San Fernando have in March?

In March, the average day length is 12h and 0min.

What time are sunrise and sunset in March?

On the first day of March, sunrise is at 6:21 am and sunset at 5:50 pm PST. On the last day of the month, sunrise is at 6:40 am and sunset at 7:14 pm PDT.

When does Daylight Saving Time (DST) start in March?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from PST to PDT. DST ends Sunday, November 3. 2024, at 2:00 am.

How long on average sun shines in March?

In March, the average sunshine duration is 8.8h.

How high is the UV index in March?

In March, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in March
San Fernando, CA

Average temperature in March - San Fernando, CA
  • Average high temperature in March: 66.6°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 March: 48.2°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).

Average pressure in March
San Fernando, CA

Average pressure in March - San Fernando, CA
  • Average pressure in March: 30.03"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).

Average wind speed in March
San Fernando, CA

Average wind speed in March - San Fernando, CA
  • Average wind speed in March: 5.8mph

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).

Average humidity in March
San Fernando, CA

Average humidity in March - San Fernando, CA
  • Average humidity in March: 57%

The month with the highest relative humidity is June (58%).
The month with the lowest relative humidity is November (47%).

Average rainfall in March
San Fernando, CA

Average rainfall in March - San Fernando, CA
  • Average rainfall in March: 1.3"

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

Average rainfall days in March
San Fernando, CA

Average rainfall days in March - San Fernando, CA
  • Average rainfall days in March: 6.3 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).

Average daylight in March /
Average sunshine in March
San Fernando, CA

Average daylight in March / Average sunshine in March - San Fernando, CA
  • Average daylight in March: 12h 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 March: 8h and 5min

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).

Average sunshine days in March
San Fernando, CA

Average sunshine days in March - San Fernando, CA
  • Average sunshine days in March: 24.3 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).

Average UV index in March
San Fernando, CA

Average UV index in March - San Fernando, CA
  • Average UV index in March: 4

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).

Average cloud cover in March
San Fernando, CA

Average cloud cover in March - San Fernando, CA
  • Average cloud cover in March: 22

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

Average visibility in March
San Fernando, CA

Average visibility in March - San Fernando, CA
  • Average visibility in March: 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).

San Fernando, California, USA

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