March weather forecast
Santa Cruz, CA

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Sandy beach, scenic trees, and residential homes of the bay area in Santa Cruz, California
Sandy beach, scenic trees, and residential homes of the bay area in Santa Cruz, California

Weather in March

Santa Cruz's weather system in March steps a pace further towards spring. Temperature differences between highs and lows are minimal and wind speeds of 7mph (11.3km/h) provide a noticeable cooling impact. Most notably, March marks the beginning of vast changes in precipitation patterns. Boxes of rainfall begin decreasing after February’s peak, and the number of rainfall days is at its highest at 13.4 days. However, the increased daylight hours set the backdrop for exploring outdoor attractions and enjoying the natural beauty in Santa Cruz.

Temperature

Entering March, the average high-temperature is recorded at a still moderate 60.4°F (15.8°C), exhibiting a minimal shift from February's 59.4°F (15.2°C). Santa Cruz's average low-temperature for the month of March records at a chilly 45.9°F (7.7°C).

Humidity

March is the most humid month, with an average relative humidity of 75%.

Rainfall

In Santa Cruz, in March, it is raining for 13.4 days, with typically 2.48" (63mm) of accumulated precipitation. Throughout the year, there are 77.9 rainfall days, and 14.45" (367mm) of precipitation is accumulated.

Ocean temperature

In March, the average ocean temperature in Santa Cruz is 54.9°F (12.7°C).
Note: Dipping in 54.9°F (12.7°C) at temperatures less than 50°F (10°C) without proper gear can lead to pronounced cold shock and breathing difficulties.

Daylight

In Santa Cruz, the average length of the day in March is 11h and 59min.
On the first day of March in Santa Cruz, sunrise is at 6:37 am and sunset at 6:02 pm PST. On the last day of the month, sunrise is at 6:53 am and sunset at 7:30 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

The average sunshine in March in Santa Cruz is 7.6h.

UV index

In March, the average daily maximum UV index in Santa Cruz is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the average person.
Note: An average maximum UV index of 4 in March leads to these recommendations:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.

Frequently asked questions

What is the temperature in March in Santa Cruz?

The high-temperature, in March, in Santa Cruz, is 60.4°F (15.8°C), while the low-temperature averages to 45.9°F (7.7°C).

What is the most humid month in Santa Cruz?

March is the most humid month in Santa Cruz, with an average relative humidity of 75%.

What is the average humidity in March in Santa Cruz?

In March, the average relative humidity is 75%.

How much does it rain in Santa Cruz in March?

In Santa Cruz, California, in March, during 13.4 rainfall days, 2.48" (63mm) of precipitation is typically accumulated.

How cold is the water in March in Santa Cruz?

In Santa Cruz, California, in March, the average water temperature is 54.9°F (12.7°C). Swimming in 54.9°F (12.7°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

How many hours of daylight does Santa Cruz have in March?

In March, the average day length in Santa Cruz, California, is 11h and 59min.

When are sunrise and sunset in March in Santa Cruz?

In March, on the first day of the month, sunrise is at 6:37 am and sunset at 6:02 pm PST. On the last day of the month, in Santa Cruz, California, sunrise is at 6:53 am and sunset at 7:30 pm PDT.

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

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 Santa Cruz?

In March, the average sunshine duration is 7.6h.

What is the UV index intensity in March in Santa Cruz?

The average daily maximum UV index in March in Santa Cruz, California, is 4. A UV Index value of 3 to 5 symbolizes a medium hazard to health 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
Santa Cruz, CA

Average temperature in March - Santa Cruz, CA
  • Average high temperature in March: 60.4°F

The warmest months (with the highest average high temperature) are August and September (73°F).
The month with the lowest average high temperature is December (57.2°F).

  • Average low temperature in March: 45.9°F

The month with the highest average low temperature is September (55.2°F).
The coldest month (with the lowest average low temperature) is February (45.5°F).

Average pressure in March
Santa Cruz, CA

Average pressure in March - Santa Cruz, CA
  • Average pressure in March: 30.08"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is September (29.92"Hg).

Average wind speed in March
Santa Cruz, CA

Average wind speed in March - Santa Cruz, CA
  • Average wind speed in March: 7mph

The windiest month (with the highest average wind speed) is April (7.4mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

Average humidity in March
Santa Cruz, CA

Average humidity in March - Santa Cruz, CA
  • Average humidity in March: 75%

The month with the highest relative humidity is March (75%).
The month with the lowest relative humidity is October (68%).

Average rainfall in March
Santa Cruz, CA

Average rainfall in March - Santa Cruz, CA
  • Average rainfall in March: 2.48"

The wettest month (with the highest rainfall) is December (2.8").
The driest months (with the least rainfall) are July and August (0.04").

Average rainfall days in March
Santa Cruz, CA

Average rainfall days in March - Santa Cruz, CA
  • Average rainfall days in March: 13.4 days

The month with the highest number of rainy days is March (13.4 days).
The month with the least rainy days is August (1.2 days).

Average sea temperature in March
Santa Cruz, CA

Average sea temperature in March - Santa Cruz, CA
  • Average sea temperature in March: 54.8°F

The best month for swimming (with the highest average sea temperature) is September (58.2°F).
The coldest month (with the lowest average sea temperature) is April (53.9°F).

Average daylight in March /
Average sunshine in March
Santa Cruz, CA

Average daylight in March / Average sunshine in March - Santa Cruz, CA
  • Average daylight in March: 12h and 0min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in March: 7h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).

Average sunshine days in March
Santa Cruz, CA

Average sunshine days in March - Santa Cruz, CA
  • Average sunshine days in March: 16.4 days

The month with the most sunshine days is August (27.8 days).
The month with the least sunshine days is March (16.4 days).

Average UV index in March
Santa Cruz, CA

Average UV index in March - Santa Cruz, CA
  • Average UV index in March: 4

The months with the highest UV index are June, July, August and September (UV index 5).
The months with the lowest UV index are February and November (UV index 3).

Average cloud cover in March
Santa Cruz, CA

Average cloud cover in March - Santa Cruz, CA
  • Average cloud cover in March: 38

The month with the most cloud cover is March (Cloud cover 38).
The months with the least cloud cover are July and September (Cloud cover 15).

Average visibility in March
Santa Cruz, CA

Average visibility in March - Santa Cruz, 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).

Santa Cruz, California, USA

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