March weather forecast
Castaic, CA

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Weather in March

The first month of the spring, March, is still a refreshing month in Castaic, California, with temperature in the range of an average high of 64.6°F (18.1°C) and an average low of 44.6°F (7°C).

Temperature

In Castaic, March's average high-temperature stands at a still refreshing 64.6°F (18.1°C), closely related to the preceding month. Throughout March, the nighttime temperature averages to a frosty 44.6°F (7°C).

Humidity

With an average relative humidity of 56%, March is the most humid month in Castaic.

Rainfall

In March, in Castaic, the rain falls for 6.9 days. Throughout March, 1.22" (31mm) of precipitation is accumulated. In Castaic, during the entire year, the rain falls for 42.2 days and collects up to 6.77" (172mm) of precipitation.

Daylight

The average length of the day in March in Castaic is 12h and 0min.
On the first day of the month, sunrise is at 6:22 am and sunset at 5:51 pm PST. On the last day of March, in Castaic, sunrise is at 6:41 am and sunset at 7:15 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 March, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum daily UV index of 4 during March morphs into the following directions:
Put precautions into practice - Guidance to elude sunburn is provided. It's recommended to limit sun exposure when its radiation is at its peak during midday. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
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Frequently asked questions

What is the average March temperature in Castaic?

In Castaic, in March, the average high-temperature is 64.6°F (18.1°C), and the average low-temperature is 44.6°F (7°C).

What is the most humid month in Castaic?

With an average relative humidity of 56%, March is the most humid month in Castaic.

What is the average humidity in March in Castaic?

In Castaic, California, the average relative humidity in March is 56%.

How many days does it rain in March in Castaic?

In Castaic, during March, the rain falls for 6.9 days and regularly aggregates up to 1.22" (31mm) of precipitation.

What is the average length of the day in March in Castaic?

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

When is the sunrise / sunset in March in Castaic?

In March, on the first day of the month, sunrise is at 6:22 am and sunset at 5:51 pm PST. On the last day of the month, in Castaic, California, sunrise is at 6:41 am and sunset at 7:15 pm PDT.

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

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 Castaic?

In Castaic, California, the average sunshine duration in March is 8.8h.

What is the UV index intensity in March in Castaic?

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

Average temperature in March
Castaic, CA

Average temperature in March - Castaic, CA
  • Average high temperature in March: 64.6°F

The warmest month (with the highest average high temperature) is August (88.2°F).
The month with the lowest average high temperature is December (59.5°F).

  • Average low temperature in March: 44.6°F

The month with the highest average low temperature is August (63.7°F).
The coldest month (with the lowest average low temperature) is December (42.3°F).

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Average pressure in March
Castaic, CA

Average pressure in March - Castaic, CA
  • Average pressure in March: 30.04"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed in March
Castaic, CA

Average wind speed in March - Castaic, CA
  • Average wind speed in March: 6.5mph

The windiest months (with the highest average wind speed) are January and December (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

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Average humidity in March
Castaic, CA

Average humidity in March - Castaic, CA
  • Average humidity in March: 56%

The month with the highest relative humidity is March (56%).
The months with the lowest relative humidity are August and October (43%).

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Average rainfall in March
Castaic, CA

Average rainfall in March - Castaic, CA
  • Average rainfall in March: 1.22"

The wettest month (with the highest rainfall) is December (1.42").
The driest months (with the least rainfall) are June and August (0.04").

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Average rainfall days in March
Castaic, CA

Average rainfall days in March - Castaic, CA
  • Average rainfall days in March: 6.9 days

The month with the highest number of rainy days is March (6.9 days).
The month with the least rainy days is June (0.7 days).

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Average daylight in March /
Average sunshine in March
Castaic, CA

Average daylight in March / Average sunshine in March - Castaic, 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 month with the least sunshine is February (Average sunshine: 6h and 42min).

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Average sunshine days in March
Castaic, CA

Average sunshine days in March - Castaic, CA
  • Average sunshine days in March: 23.5 days

The month with the most sunshine days is August (28.7 days).
The month with the least sunshine days is February (21.5 days).

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Average UV index in March
Castaic, CA

Average UV index in March - Castaic, CA
  • Average UV index in March: 4

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are February, November and December (UV index 3).

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Average cloud cover in March
Castaic, CA

Average cloud cover in March - Castaic, CA
  • Average cloud cover in March: 23

The month with the most cloud cover is March (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 4).

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Average visibility in March
Castaic, CA

Average visibility in March - Castaic, 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).

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Castaic, California, USA

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