October weather forecast and climate
Porter Ranch, CA

Weather in October

October, the same as September, is another warm autumn month in Porter Ranch, California, with average temperature varying between 76.5°F (24.7°C) and 58.5°F (14.7°C).

Temperature

In October, the average high-temperature slightly decreases, from a warm 83.1°F (28.4°C) in September, to a still moderately hot 76.5°F (24.7°C). In Porter Ranch, in October, the average low-temperature is 58.5°F (14.7°C).

Humidity

In October, the average relative humidity is 48%.

Rainfall

In October, the rain falls for 2.9 days. Throughout October, 0.2" (5mm) of precipitation is accumulated. Throughout the year, there are 39.8 rainfall days, and 7.52" (191mm) of precipitation is accumulated.

Daylight

In October, the average length of the day is 11.3h.

Sunshine

In October, the average sunshine in Porter Ranch is 8.4h.

UV index

In October, the average daily maximum UV index is 5. A UV Index value 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 5 interpret into the following advice:
Take precautions - Protection against sunburn is recommended. 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 average humidity in October in Porter Ranch?

In October, the average relative humidity in Porter Ranch is 48%.

How many days does it rain in October in Porter Ranch?

In Porter Ranch, in October, during 2.9 rainfall days, 0.2" (5mm) of precipitation is typically accumulated.

How many hours of daylight does Porter Ranch have in October?

In Porter Ranch, the average length of the day in October is 11.3h.

How many hours of sunshine does Porter Ranch have in October?

In October, the average sunshine in Porter Ranch is 8.4h.

How high is the UV index in October in Porter Ranch?

In Porter Ranch, the average daily maximum UV index in October is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat from the exposure to the Sun's UV rays.

Average temperature in October
Porter Ranch, CA

Average temperature in October - Porter Ranch, CA
  • Average high temperature in October: 76.5°F

The warmest month (with the highest average high temperature) is August (85.8°F).
The month with the lowest average high temperature is December (61.7°F).

  • Average low temperature in October: 58.5°F

The month with the highest average low temperature is August (64.9°F).
The coldest month (with the lowest average low temperature) is December (46.2°F).

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Average pressure in October
Porter Ranch, CA

Average pressure in October - Porter Ranch, CA
  • Average pressure in October: 29.95"

The month with the highest atmospheric pressure is January (30.11").
The month with the lowest atmospheric pressure is June (29.89").

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Average wind speed in October
Porter Ranch, CA

Average wind speed in October - Porter Ranch, CA
  • Average wind speed in October: 5.1mph

The windiest months (with the highest average wind speed) are January and December (6.2mph).
The calmest month (with the lowest average wind speed) is September (4.5mph).

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Average humidity in October
Porter Ranch, CA

Average humidity in October - Porter Ranch, CA
  • Average humidity in October: 48%

The month with the highest relative humidity is June (58%).
The month with the lowest relative humidity is November (47%).

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Average rainfall in October
Porter Ranch, CA

Average rainfall in October - Porter Ranch, CA
  • Average rainfall in October: 0.2"

The wettest month (with the highest rainfall) is February (1.54").
The driest month (with the least rainfall) is June (0").

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Average rainfall days in October
Porter Ranch, CA

Average rainfall days in October - Porter Ranch, CA
  • Average rainfall days in October: 2.9 days

The month with the highest number of rainy days is March (6.3 days).
The month with the least rainy days is June (0.8 days).

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Average daylight in October /
Average sunshine in October
Porter Ranch, CA

Average daylight in October / Average sunshine in October - Porter Ranch, CA
  • Average daylight in October: 11.3h

The month with the longest days is June (Average daylight: 14.4h).
The month with the shortest days is December (Average daylight: 9.9h).

  • Average sunshine in October: 8.4h

Months with the most sunshine are June and July (Average sunshine: 12.1h).
Months with the least sunshine are January, February and December (Average sunshine: 6.8).

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Average sunshine days in October
Porter Ranch, CA

Average sunshine days in October - Porter Ranch, CA
  • Average sunshine days in October: 27.1 days

The month with the most sunshine days is May (28.8 days).
The month with the least sunshine days is February (22.9 days).

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Average UV index in October
Porter Ranch, CA

Average UV index in October - Porter Ranch, CA
  • Average UV index in October: 5

Months with the highest UV index are June, July, August and September (UV index 6).
The month with the lowest UV index is December (UV index 3).

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Average cloud cover in October
Porter Ranch, CA

Average cloud cover in October - Porter Ranch, CA
  • Average cloud cover in October: 10

The month with the most cloud cover is March (Cloud cover 22).
The month with the least cloud cover is August (Cloud cover 4).

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Average visibility in October
Porter Ranch, CA

Average visibility in October - Porter Ranch, CA
  • Average visibility in October: 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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