October weather forecast
Morro Bay, CA

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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 October

October, like September, is another pleasant autumn month in Morro Bay, California, with temperature in the range of an average high of 71.8°F (22.1°C) and an average low of 57.2°F (14°C).

Temperature

With October's arrival, Morro Bay's weather records an average high-temperature of an agreeable 71.8°F (22.1°C), marking little difference from September's 76.3°F (24.6°C). An average nighttime temperature of 57.2°F (14°C) is witnessed in Morro Bay, California throughout October.

Humidity

The months with the lowest humidity are September and October, with an average relative humidity of 61%.

Rainfall

In Morro Bay, in October, it is raining for 2.8 days, with typically 0.47" (12mm) of accumulated precipitation. In Morro Bay, California, during the entire year, the rain falls for 53.7 days and collects up to 8.58" (218mm) of precipitation.

Ocean temperature

The months with the warmest seawater are August and October, with an average ocean temperature of 58.6°F (14.8°C).
Note: Entering waters of 58.6°F (14.8°C) is life-endangering. A mere moment in 55.4°F (13°C) waters feels piercing cold, and below 50°F (10°C) it can lead to immediate cold shock and cessation of breathing control, depending on body resilience.

Daylight

The average length of the day in October is 11h and 17min.
On the first day of October in Morro Bay, sunrise is at 6:58 am and sunset at 6:46 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 6:09 pm PDT.

Sunshine

The average sunshine in October in Morro Bay, California, is 7.4h.

UV index

In Morro Bay, the average daily maximum UV index in October is 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: In October, the maximum UV index of 5 transforms into these recommendations:
Exercise prevention - Warding off sunburn is urged. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
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Frequently asked questions

What are the temperatures in Morro Bay in October?

In October, in Morro Bay, the average high-temperature is 71.8°F (22.1°C), and the average low-temperature is 57.2°F (14°C).

What is the least humid month in Morro Bay?

September and October, with an average relative humidity of 61%, are the least humid months.

What is the average humidity in October in Morro Bay?

The average relative humidity in October is 61%.

How many days does it rain in October in Morro Bay?

In October, the rain falls for 2.8 days. Throughout October, 0.47" (12mm) of precipitation is accumulated.

What are the months with the warmest ocean in Morro Bay?

August and October, with an average ocean temperature of 58.6°F (14.8°C), are months with the warmest seawater in Morro Bay.

How cold is the water in October in Morro Bay?

In October, the average ocean temperature is 58.6°F (14.8°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 October?

The average day length in October in Morro Bay, California, is 11h and 17min.

When is the sunrise / sunset in October in Morro Bay?

On the first day of October in Morro Bay, sunrise is at 6:58 am and sunset at 6:46 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 6:09 pm PDT.

How long on average sun shines in October in Morro Bay?

In Morro Bay, the average sunshine duration in October is 7.4h.

What is the UV index intensity in October in Morro Bay?

In October, the average daily maximum UV index in Morro Bay is 5. 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 October
Morro Bay, CA

Average temperature in October - Morro Bay, CA
  • Average high temperature in October: 71.8°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 October: 57.2°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 October
Morro Bay, CA

Average pressure in October - Morro Bay, CA
  • Average pressure in October: 29.97"Hg

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

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Average wind speed in October
Morro Bay, CA

Average wind speed in October - Morro Bay, CA
  • Average wind speed in October: 6.3mph

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 October
Morro Bay, CA

Average humidity in October - Morro Bay, CA
  • Average humidity in October: 61%

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

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Average rainfall in October
Morro Bay, CA

Average rainfall in October - Morro Bay, CA
  • Average rainfall in October: 0.47"

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 October
Morro Bay, CA

Average rainfall days in October - Morro Bay, CA
  • Average rainfall days in October: 2.8 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 October
Morro Bay, CA

Average sea temperature in October - Morro Bay, CA
  • Average sea temperature in October: 58.6°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 October /
Average sunshine in October
Morro Bay, CA

Average daylight in October / Average sunshine in October - Morro Bay, CA
  • Average daylight in October: 11h and 2min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in October: 7h and 2min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).

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Average sunshine days in October
Morro Bay, CA

Average sunshine days in October - Morro Bay, CA
  • Average sunshine days in October: 27.1 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 October
Morro Bay, CA

Average UV index in October - Morro Bay, CA
  • Average UV index in October: 5

The month with the highest UV index is August (UV index 6).
The 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 October
Morro Bay, CA

Average cloud cover in October - Morro Bay, CA
  • Average cloud cover in October: 13

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

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Average visibility in October
Morro Bay, CA

Average visibility in October - Morro Bay, CA
  • Average visibility in October: 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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Morro Bay, California, USA

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