March weather forecast
San Luis Rey, CA

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Weather in March

The first month of the spring, March, is still a refreshing month in San Luis Rey, California, with an average temperature varying between 51.3°F (10.7°C) and 64.6°F (18.1°C).

Temperature

The start of March marks an average high-temperature of a still comfortable 64.6°F (18.1°C), hardly distinguishable from the conditions in February. The average temperature during March nights is registered at a cool 51.3°F (10.7°C).

Humidity

In March, the average relative humidity is 69%.

Rainfall

In San Luis Rey, California, in March, during 8 rainfall days, 0.94" (24mm) of precipitation is typically accumulated. Throughout the year, there are 68.2 rainfall days, and 9.49" (241mm) of precipitation is accumulated.

Daylight

In San Luis Rey, the average length of the day in March is 12h and 0min.
On the first day of the month, sunrise is at 6:16 am and sunset at 5:46 pm PST. On the last day of March, sunrise is at 6:37 am and sunset at 7:09 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 8.7h.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 4 in March interprets into the following recommendations:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Updated: Jul 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average March temperature?

March temperatures vary between a high-temperature of 64.6°F (18.1°C) and a low-temperature of 51.3°F (10.7°C).

What is the average humidity in March?

In March, the average relative humidity is 69%.

How many days does it rain in March in San Luis Rey?

In San Luis Rey, during March, the rain falls for 8 days and regularly aggregates up to 0.94" (24mm) of precipitation.

What is the average length of the day in March?

The average day length in March is 12h and 0min.

When are sunrise and sunset in March?

In March, on the first day of the month, sunrise is at 6:16 am and sunset at 5:46 pm PST. On the last day of the month, sunrise is at 6:37 am and sunset at 7:09 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 San Luis Rey, the average sunshine duration in March is 8.7h.

What is the month with the lowest UV index?

January through March, November and December, with an average maximum UV index of 4, are months with the lowest UV index.

How high is the UV index in March?

In March, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate health threat from unprotected exposure to 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 Luis Rey, CA

Average temperature in March - San Luis Rey, CA
  • Average high temperature in March: 64.6°F

The warmest month (with the highest average high temperature) is August (78.6°F).
The month with the lowest average high temperature is December (62.4°F).

  • Average low temperature in March: 51.3°F

The month with the highest average low temperature is August (64.2°F).
The coldest month (with the lowest average low temperature) is February (49.6°F).

Average pressure in March
San Luis Rey, CA

Average pressure in March - San Luis Rey, CA
  • Average pressure in March: 30.02"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The months with the lowest atmospheric pressure are June and September (29.88"Hg).

Average wind speed in March
San Luis Rey, CA

Average wind speed in March - San Luis Rey, CA
  • Average wind speed in March: 5.6mph

The windiest months (with the highest average wind speed) are April and May (6mph).
The calmest month (with the lowest average wind speed) is October (4.8mph).

Average humidity in March
San Luis Rey, CA

Average humidity in March - San Luis Rey, CA
  • Average humidity in March: 69%

The month with the highest relative humidity is June (73%).
The month with the lowest relative humidity is November (60%).

Average rainfall in March
San Luis Rey, CA

Average rainfall in March - San Luis Rey, CA
  • Average rainfall in March: 0.94"

The wettest month (with the highest rainfall) is December (1.97").
The driest month (with the least rainfall) is June (0.12").

Average rainfall days in March
San Luis Rey, CA

Average rainfall days in March - San Luis Rey, CA
  • Average rainfall days in March: 8 days

The month with the highest number of rainy days is March (8 days).
The month with the least rainy days is June (2.7 days).

Average daylight in March /
Average sunshine in March
San Luis Rey, CA

Average daylight in March / Average sunshine in March - San Luis Rey, CA
  • Average daylight in March: 12h and 0min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in March: 8h and 4min

The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 36min).

Average sunshine days in March
San Luis Rey, CA

Average sunshine days in March - San Luis Rey, CA
  • Average sunshine days in March: 21.2 days

The month with the most sunshine days is October (24.2 days).
The month with the least sunshine days is February (20 days).

Average UV index in March
San Luis Rey, CA

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

The months with the highest UV index are July, August and September (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 4).

Average cloud cover in March
San Luis Rey, CA

Average cloud cover in March - San Luis Rey, CA
  • Average cloud cover in March: 24

The month with the most cloud cover is December (Cloud cover 25).
The month with the least cloud cover is August (Cloud cover 8).

Average visibility in March
San Luis Rey, CA

Average visibility in March - San Luis Rey, 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 Luis Rey, California, USA

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