October weather forecast and climate
Rancho Bernardo, CA

Weather in October

October, like September, in Rancho Bernardo, California, is another warm autumn month, with average temperature varying between 58.1°F (14.5°C) and 77.4°F (25.2°C).

Temperature

In Rancho Bernardo, the average high-temperature is practically the same as in September - a still warm 77.4°F (25.2°C). In Rancho Bernardo, the average low-temperature is 58.1°F (14.5°C).

Humidity

The average relative humidity in Rancho Bernardo, California, is 59%.

Rainfall

In Rancho Bernardo, during 2.8 rainfall days, 0.2" (5mm) of precipitation is typically accumulated. Throughout the year, in Rancho Bernardo, there are 54.7 rainfall days, and 8.15" (207mm) of precipitation is accumulated.

Daylight

In Rancho Bernardo, the average length of the day is 11.3h.

Sunshine

In October, the average sunshine in Rancho Bernardo is 8.9h.

UV index

In Rancho Bernardo, 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 the UV radiation for the ordinary person.
Note: In October, the average maximum UV index of 5 translate into the following recommendations:
Take precautions - Protection against the skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the temperature in October in Rancho Bernardo?

In October, the average high-temperature is 77.4°F (25.2°C), and the average low-temperature is 58.1°F (14.5°C).

What is the average humidity in October in Rancho Bernardo?

The average relative humidity in October in Rancho Bernardo, California, is 59%.

How much does it rain in Rancho Bernardo in October?

In Rancho Bernardo, in October, during 2.8 rainfall days, 0.2" (5mm) of precipitation is typically accumulated.

What is the average length of the day in October in Rancho Bernardo?

The average length of the day in October in Rancho Bernardo, California, is 11.3h.

How many hours of sunshine does Rancho Bernardo have in October?

In October, the average sunshine in Rancho Bernardo, California, is 8.9h.

How high is the UV index in October in Rancho Bernardo?

In Rancho Bernardo, the average daily maximum UV index in October is 5. A UV Index estimate of 3 to 5 represents a medium health risk from unsafe exposure to the Sun's UV rays.

Average temperature in October
Rancho Bernardo, CA

Average temperature in October - Rancho Bernardo, CA
  • Average high temperature in October: 77.4°F

The warmest month (with the highest average high temperature) is August (84.2°F).
The month with the lowest average high temperature is December (63.9°F).

  • Average low temperature in October: 58.1°F

The month with the highest average low temperature is August (64.4°F).
The coldest month (with the lowest average low temperature) is February (47.1°F).

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Average pressure in October
Rancho Bernardo, CA

Average pressure in October - Rancho Bernardo, CA
  • Average pressure in October: 29.93"

The month with the highest atmospheric pressure is January (30.09").
Months with the lowest atmospheric pressure are June and September (29.87").

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Average wind speed in October
Rancho Bernardo, CA

Average wind speed in October - Rancho Bernardo, CA
  • Average wind speed in October: 4.3mph

The windiest month (with the highest average wind speed) is April (5.5mph).
The calmest months (with the lowest average wind speed) are September and October (4.3mph).

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Average humidity in October
Rancho Bernardo, CA

Average humidity in October - Rancho Bernardo, CA
  • Average humidity in October: 59%

The month with the highest relative humidity is May (68%).
The month with the lowest relative humidity is November (54%).

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Average rainfall in October
Rancho Bernardo, CA

Average rainfall in October - Rancho Bernardo, CA
  • Average rainfall in October: 0.2"

The wettest month (with the highest rainfall) is February (1.61").
The driest month (with the least rainfall) is June (0.08").

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Average rainfall days in October
Rancho Bernardo, CA

Average rainfall days in October - Rancho Bernardo, CA
  • Average rainfall days in October: 2.8 days

The month with the highest number of rainy days is March (7.2 days).
The month with the least rainy days is June (1.6 days).

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Average daylight in October /
Average sunshine in October
Rancho Bernardo, CA

Average daylight in October / Average sunshine in October - Rancho Bernardo, CA
  • Average daylight in October: 11.3h

The month with the longest days is June (Average daylight: 14.3h).
The month with the shortest days is December (Average daylight: 10h).

  • Average sunshine in October: 8.9h

The month with the most sunshine is July (Average sunshine: 12h).
Months with the least sunshine are January and December (Average sunshine: 6.7).

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Average sunshine days in October
Rancho Bernardo, CA

Average sunshine days in October - Rancho Bernardo, CA
  • Average sunshine days in October: 26.5 days

The month with the most sunshine days is June (27 days).
The month with the least sunshine days is February (21.2 days).

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Average UV index in October
Rancho Bernardo, CA

Average UV index in October - Rancho Bernardo, CA
  • Average UV index in October: 5

Months with the highest UV index are June, July, August and September (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 4).

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Average cloud cover in October
Rancho Bernardo, CA

Average cloud cover in October - Rancho Bernardo, CA
  • Average cloud cover in October: 13

The month with the most cloud cover is March (Cloud cover 24).
The month with the least cloud cover is August (Cloud cover 7).

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Average visibility in October
Rancho Bernardo, CA

Average visibility in October - Rancho Bernardo, 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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