October weather forecast
Seal Beach, CA

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Weather in October

October, like September, in Seal Beach, California, is another warm autumn month, with temperature in the range of an average high of 73.8°F (23.2°C) and an average low of 62.1°F (16.7°C).

Temperature

The transition into October shows a subtle variation to a still moderately hot 73.8°F (23.2°C) from September's 77°F (25°C) in the average high-temperature. Throughout October, the average low-temperature in Seal Beach records at a refreshing 62.1°F (16.7°C).

Humidity

The average relative humidity in October is 63%.

Rainfall

In Seal Beach, in October, during 4.5 rainfall days, 0.39" (10mm) of precipitation is typically accumulated. Throughout the year, there are 57.8 rainfall days, and 8.82" (224mm) of precipitation is accumulated.

Ocean temperature

In Seal Beach, in October, the average water temperature is 64.8°F (18.2°C).
Note: A surface water temperature of 64.8°F (18.2°C) does not provide an enjoyable swimming experience for most. Breathing control becomes more challenging as the water temperature drops below 69.8°F (21°C).

Daylight

In October, the average length of the day in Seal Beach is 11h and 19min.
On the first day of the month, sunrise is at 6:47 am and sunset at 6:36 pm. On the last day of October, in Seal Beach, sunrise is at 7:11 am and sunset at 6:00 pm PDT.

Sunshine

The average sunshine in October is 8.4h.

UV index

The average daily maximum UV index in October in Seal Beach is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index, 5 in October, converts into the following recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
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Frequently asked questions

What is the usual temperature for Seal Beach in October?

The average high-temperature, in October, in Seal Beach, is 73.8°F (23.2°C), while the average low-temperature is 62.1°F (16.7°C).

What is the average humidity in October in Seal Beach?

The average relative humidity in October in Seal Beach, California, is 63%.

How much does it rain in Seal Beach in October?

In Seal Beach, California, in October, it is raining for 4.5 days, with typically 0.39" (10mm) of accumulated precipitation.

What is the ocean temperature in October in Seal Beach?

In October, the average ocean temperature in Seal Beach, California, is 64.8°F (18.2°C). Swimming in 64.8°F (18.2°C) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 69.8°F (21°C).

How many hours of daylight does Seal Beach have in October?

The average day length in October in Seal Beach is 11h and 19min.

When are sunrise and sunset in October in Seal Beach?

On the first day of October, sunrise is at 6:47 am and sunset at 6:36 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 6:00 pm PDT.

How long on average sun shines in October in Seal Beach?

In Seal Beach, the average sunshine duration in October is 8.4h.

How high is the UV index in October in Seal Beach?

In Seal Beach, California, the average daily maximum UV index in October is 5. A UV Index of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's 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
Seal Beach, CA

Average temperature in October - Seal Beach, CA
  • Average high temperature in October: 73.8°F

The warmest month (with the highest average high temperature) is August (77.4°F).
The month with the lowest average high temperature is December (62.8°F).

  • Average low temperature in October: 62.1°F

The month with the highest average low temperature is August (65.3°F).
The coldest month (with the lowest average low temperature) is February (52.7°F).

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Average pressure in October
Seal Beach, CA

Average pressure in October - Seal Beach, CA
  • Average pressure in October: 29.95"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are June and September (29.89"Hg).

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Average wind speed in October
Seal Beach, CA

Average wind speed in October - Seal Beach, CA
  • Average wind speed in October: 5.3mph

The windiest month (with the highest average wind speed) is April (6.7mph).
The calmest months (with the lowest average wind speed) are August, September and October (5.3mph).

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Average humidity in October
Seal Beach, CA

Average humidity in October - Seal Beach, CA
  • Average humidity in October: 63%

The month with the highest relative humidity is June (73%).
The month with the lowest relative humidity is November (57%).

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Average rainfall in October
Seal Beach, CA

Average rainfall in October - Seal Beach, CA
  • Average rainfall in October: 0.39"

The wettest month (with the highest rainfall) is December (1.77").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days in October
Seal Beach, CA

Average rainfall days in October - Seal Beach, CA
  • Average rainfall days in October: 4.5 days

The month with the highest number of rainy days is March (8.1 days).
The months with the least rainy days are June and August (2.3 days).

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Average sea temperature in October
Seal Beach, CA

Average sea temperature in October - Seal Beach, CA
  • Average sea temperature in October: 64.7°F

The best months for swimming (with the highest average sea temperature) are July and August (67.9°F).
The coldest month (with the lowest average sea temperature) is January (58.3°F).

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Average daylight in October /
Average sunshine in October
Seal Beach, CA

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

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in October: 8h and 2min

The month with the most sunshine is August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).

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Average sunshine days in October
Seal Beach, CA

Average sunshine days in October - Seal Beach, CA
  • Average sunshine days in October: 24.4 days

The month with the most sunshine days is August (26.3 days).
The month with the least sunshine days is February (19.3 days).

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Average UV index in October
Seal Beach, CA

Average UV index in October - Seal Beach, CA
  • Average UV index in October: 5

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).

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Average cloud cover in October
Seal Beach, CA

Average cloud cover in October - Seal Beach, CA
  • Average cloud cover in October: 14

The months with the most cloud cover are March and December (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 7).

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Average visibility in October
Seal Beach, CA

Average visibility in October - Seal Beach, 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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Seal Beach, California, USA

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