October weather forecast
Oceanside, CA

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The beautiful clean beach of Oceanside City in California
The beautiful clean beach of Oceanside City in California

Weather in October

October, the same as September, is a moderately hot autumn month in Oceanside, California, with an average temperature ranging between max 73.4°F (23°C) and min 60.3°F (15.7°C).

Temperature

At the start of October, Oceanside's average high-temperature reaches a still moderately hot 73.4°F (23°C), subtly different from the preceding month. An average low-temperature of 60.3°F (15.7°C) is anticipated throughout the nights during October.

Humidity

The average relative humidity in October is 65%.

Rainfall

In Oceanside, California, in October, it is raining for 4.5 days, with typically 0.43" (11mm) of accumulated precipitation. In Oceanside, California, during the entire year, the rain falls for 68.2 days and collects up to 9.49" (241mm) of precipitation.

Ocean temperature

In Oceanside, the average seawater temperature in October is 64.9°F (18.3°C).
Note: For swimming, a surface water temperature of 64.9°F (18.3°C) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 69.8°F (21°C).

Daylight

In October, the average length of the day is 11h and 20min.
On the first day of October, sunrise is at 6:44 am and sunset at 6:33 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 5:58 pm PDT.

Sunshine

In Oceanside, the average sunshine in October is 8.8h.

UV index

The average daily maximum UV index in October in Oceanside is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum daily UV index of 5 in October converts into the following recommendations:
Be vigilant - Preventing sunburn is recommended. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.

Frequently asked questions

What is the average October temperature in Oceanside?

The high-temperature, in October, in Oceanside, is 73.4°F (23°C), while the low-temperature averages to 60.3°F (15.7°C).

What is the average humidity in October in Oceanside?

In Oceanside, California, the average relative humidity in October is 65%.

How many days does it rain in October in Oceanside?

In October, in Oceanside, the rain falls for 4.5 days. Throughout October, 0.43" (11mm) of precipitation is accumulated.

What is the ocean temperature in October in Oceanside?

In Oceanside, California, the average seawater temperature in October is 64.9°F (18.3°C). For most, swimming in 64.9°F (18.3°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 Oceanside have in October?

In October, the average day length in Oceanside is 11h and 20min.

When is the sunrise / sunset in October in Oceanside?

In October, on the first day of the month, sunrise is at 6:44 am and sunset at 6:33 pm. On the last day of the month, in Oceanside, California, sunrise is at 7:07 am and sunset at 5:58 pm PDT.

How many hours of sunshine does Oceanside have in October?

The average sunshine duration in October in Oceanside is 8.8h.

What is the UV index intensity in October in Oceanside?

In Oceanside, the average daily maximum UV index in October is 5. A UV Index of 3 to 5 symbolizes a moderate health threat from unsafe 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
Oceanside, CA

Average temperature in October - Oceanside, CA
  • Average high temperature in October: 73.4°F

The warmest month (with the highest average high temperature) is August (78.6°F).
The month with the lowest average high temperature is December (62.4°F).

  • Average low temperature in October: 60.3°F

The month with the highest average low temperature is August (64.2°F).
The coldest month (with the lowest average low temperature) is February (49.6°F).

Average pressure in October
Oceanside, CA

Average pressure in October - Oceanside, CA
  • Average pressure in October: 29.93"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The months with the lowest atmospheric pressure are June and September (29.88"Hg).

Average wind speed in October
Oceanside, CA

Average wind speed in October - Oceanside, CA
  • Average wind speed in October: 4.8mph

The windiest months (with the highest average wind speed) are April and May (6mph).
The calmest month (with the lowest average wind speed) is October (4.8mph).

Average humidity in October
Oceanside, CA

Average humidity in October - Oceanside, CA
  • Average humidity in October: 65%

The month with the highest relative humidity is June (73%).
The month with the lowest relative humidity is November (60%).

Average rainfall in October
Oceanside, CA

Average rainfall in October - Oceanside, CA
  • Average rainfall in October: 0.43"

The wettest month (with the highest rainfall) is December (1.97").
The driest month (with the least rainfall) is June (0.12").

Average rainfall days in October
Oceanside, CA

Average rainfall days in October - Oceanside, CA
  • Average rainfall days in October: 4.5 days

The month with the highest number of rainy days is March (8 days).
The month with the least rainy days is June (2.7 days).

Average sea temperature in October
Oceanside, CA

Average sea temperature in October - Oceanside, CA
  • Average sea temperature in October: 64.8°F

The best month for swimming (with the highest average sea temperature) is August (68°F).
The coldest months (with the lowest average sea temperature) are January and February (58.7°F).

Average daylight in October /
Average sunshine in October
Oceanside, CA

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

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in October: 8h and 5min

The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 36min).

Average sunshine days in October
Oceanside, CA

Average sunshine days in October - Oceanside, CA
  • Average sunshine days in October: 24.2 days

The month with the most sunshine days is October (24.2 days).
The month with the least sunshine days is February (20 days).

Average UV index in October
Oceanside, CA

Average UV index in October - Oceanside, 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
Oceanside, CA

Average cloud cover in October - Oceanside, CA
  • Average cloud cover in October: 14

The month with the most cloud cover is December (Cloud cover 25).
The month with the least cloud cover is August (Cloud cover 8).

Average visibility in October
Oceanside, CA

Average visibility in October - Oceanside, 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).

Oceanside, California, USA

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