October weather forecast
Seal Beach, CA

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Weather in October

October, the same as September, is a moderately hot autumn month in Seal Beach, California, 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

With October's arrival, Seal Beach notes an average high-temperature of a still warm 73.8°F (23.2°C), closely following the trend of the preceding month. During October, the nighttime temperature averages of 62.1°F (16.7°C).

Humidity

In Seal Beach, the average relative humidity in October is 63%.

Rainfall

In Seal Beach, during October, the rain falls for 4.5 days and regularly aggregates up to 0.39" (10mm) of precipitation. In Seal Beach, during the entire year, the rain falls for 57.8 days and collects up to 8.82" (224mm) of precipitation.

Ocean temperature

In October, the average ocean temperature is 64.8°F (18.2°C).
Note: In water with a temperature of 64.8°F (18.2°C), most people do not enjoy swimming. As the temperature descends from 69.8°F (21°C) to 59°F (15°C), breathing becomes increasingly difficult to control.

Daylight

In Seal Beach, the average length of the day in October is 11h and 19min.
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.

Sunshine

In October, the average sunshine is 8.4h.

UV index

In October, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for average individuals.
Note: The maximum UV index of 5 during October leads to these instructions:
Guard yourself - Avoiding sunburn is suggested. To protect against the Sun's most potent rays, avoid direct exposure around midday. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Updated: Aug 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average October temperature in Seal Beach?

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

What is the average humidity in October in Seal Beach?

In October, the average relative humidity is 63%.

How many days does it rain in October?

In Seal Beach, California, in October, during 4.5 rainfall days, 0.39" (10mm) of precipitation is typically accumulated.

What is the ocean temperature in October?

In Seal Beach, the average seawater temperature in October is 64.8°F (18.2°C). For most, swimming in 64.8°F (18.2°C) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 69.8°F (21°C) to 59°F (15°C).

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

In October, the average day length is 11h and 19min.

When are sunrise and sunset in October?

In October, on the first day of the month, 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 October, the average sunshine duration is 8.4h.

What is the UV index reading in October?

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 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 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).

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).

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).

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%).

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").

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).

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).

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).

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).

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).

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).

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).

Seal Beach, California, USA

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