March weather forecast and climate
Morro Bay, CA

The iconic Morro Rock, a famous tourist spot in Morro Bay, California
The iconic Morro Rock, a famous tourist spot in Morro Bay, California

Weather in March

The first month of the spring, March, is a comfortable month in Morro Bay, California, with temperature in the range of an average low of 47.8°F (8.8°C) and an average high of 62.6°F (17°C).

Temperature

In Morro Bay, the average high-temperature is practically the same as in February - a comfortable 62.6°F (17°C). The average low-temperature, in Morro Bay, is 47.8°F (8.8°C).

Humidity

The most humid month in Morro Bay is March, with an average relative humidity of 70%.

Rainfall

In Morro Bay, during March, the rain falls for 10.3 days and regularly aggregates up to 1.73" (44mm) of precipitation. Throughout the year, in Morro Bay, California, there are 53.7 rainfall days, and 8.58" (218mm) of precipitation is accumulated.

Ocean temperature

In March, the average ocean temperature in Morro Bay is 55.4°F (13°C).
Note: Swimming in 55.4°F (13°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

The average length of the day in March is 12h.

Sunshine

In Morro Bay, the average sunshine is 8.6h.

UV index

Months with the lowest UV index in Morro Bay are January through April, November and December, with an average maximum UV index of 4. A UV Index of 3 to 5 symbolizes a moderate health risk from the exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 4 interpret into the following advice:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for 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 March in Morro Bay?

In Morro Bay, in March, the average high-temperature is 62.6°F (17°C), and the average low-temperature is 47.8°F (8.8°C).

What is the most humid month in Morro Bay?

The most humid month in Morro Bay is March, with an average relative humidity of 70%.

What is the average humidity in March in Morro Bay?

In March, the average relative humidity is 70%.

How much does it rain in Morro Bay in March?

In Morro Bay, in March, it is raining for 10.3 days, with typically 1.73" (44mm) of accumulated precipitation.

How cold is the water in March in Morro Bay?

In March, the average ocean temperature in Morro Bay is 55.4°F (13°C). At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

How many hours of daylight does Morro Bay have in March?

In March, the average length of the day is 12h.

How many hours of sunshine does Morro Bay have in March?

In Morro Bay, the average sunshine in March is 8.6h.

When is the lowest UV index in Morro Bay?

Months with the lowest UV index in Morro Bay, California, are January through April, November and December, with an average maximum UV index of 4.

How high is the UV index in March in Morro Bay?

In March, the average daily maximum UV index in Morro Bay is 4. A UV Index reading of 3 to 5 represents a medium hazard to health from unsafe exposure to the Sun's UV rays.

Average temperature in March
Morro Bay, CA

Average temperature in March - Morro Bay, CA
  • Average high temperature in March: 62.6°F

The warmest month (with the highest average high temperature) is September (76.3°F).
The month with the lowest average high temperature is December (59.2°F).

  • Average low temperature in March: 47.8°F

The month with the highest average low temperature is September (59.9°F).
The coldest month (with the lowest average low temperature) is February (47.3°F).

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Average pressure in March
Morro Bay, CA

Average pressure in March - Morro Bay, CA
  • Average pressure in March: 30.07"

The month with the highest atmospheric pressure is January (30.12").
Months with the lowest atmospheric pressure are June and September (29.91").

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Average wind speed in March
Morro Bay, CA

Average wind speed in March - Morro Bay, CA
  • Average wind speed in March: 7.3mph

The windiest month (with the highest average wind speed) is May (7.9mph).
The calmest months (with the lowest average wind speed) are August and September (6mph).

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Average humidity in March
Morro Bay, CA

Average humidity in March - Morro Bay, CA
  • Average humidity in March: 70%

The month with the highest relative humidity is March (70%).
Months with the lowest relative humidity are September and October (61%).

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Average rainfall in March
Morro Bay, CA

Average rainfall in March - Morro Bay, CA
  • Average rainfall in March: 1.73"

The wettest month (with the highest rainfall) is January (1.81").
The driest month (with the least rainfall) is August (0.04").

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Average rainfall days in March
Morro Bay, CA

Average rainfall days in March - Morro Bay, CA
  • Average rainfall days in March: 10.3 days

The month with the highest number of rainy days is March (10.3 days).
The month with the least rainy days is August (0.7 days).

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Average sea temperature in March
Morro Bay, CA

Average sea temperature in March - Morro Bay, CA
  • Average sea temperature in March: 55.3°F

The best months for swimming (with the highest average sea temperature) are August and October (58.6°F).
The coldest month (with the lowest average sea temperature) is April (54.3°F).

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Average daylight in March /
Average sunshine in March
Morro Bay, CA

Average daylight in March / Average sunshine in March - Morro Bay, CA
  • Average daylight in March: 12h

The month with the longest days is June (Average daylight: 14.5h).
The month with the shortest days is December (Average daylight: 9.8h).

  • Average sunshine in March: 8.6h

The month with the most sunshine is July (Average sunshine: 12h).
The month with the least sunshine is December (Average sunshine: 6.4h).

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Average sunshine days in March
Morro Bay, CA

Average sunshine days in March - Morro Bay, CA
  • Average sunshine days in March: 20.5 days

The month with the most sunshine days is August (28.8 days).
The month with the least sunshine days is February (20.1 days).

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Average UV index in March
Morro Bay, CA

Average UV index in March - Morro Bay, CA
  • Average UV index in March: 4

The month with the highest UV index is August (UV index 6).
Months with the lowest UV index are January, February, March, April, November and December (UV index 4).

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Average cloud cover in March
Morro Bay, CA

Average cloud cover in March - Morro Bay, CA
  • Average cloud cover in March: 28

The month with the most cloud cover is March (Cloud cover 28).
Months with the least cloud cover are August and September (Cloud cover 7).

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Average visibility in March
Morro Bay, CA

Average visibility in March - Morro Bay, CA
  • Average visibility in March: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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