October weather forecast
Winnetka, CA

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Weather in October

October, the same as September, is another warm autumn month in Winnetka, California, with an average temperature fluctuating between 76.8°F (24.9°C) and 58.5°F (14.7°C).

Temperature

October reveals a small adjustment in temperature, transitioning from an average high of 83.1°F (28.4°C) in September to a still warm 76.8°F (24.9°C). Winnetka, in October, observes a steady average low-temperature of 58.5°F (14.7°C).

Humidity

In October, the average relative humidity in Winnetka is 49%.

Rainfall

In Winnetka, during October, the rain falls for 2.7 days and regularly aggregates up to 0.12" (3mm) of precipitation. Throughout the year, in Winnetka, there are 42.7 rainfall days, and 6.46" (164mm) of precipitation is accumulated.

Snowfall

January through November are months without snowfall in Winnetka.

Daylight

In Winnetka, California, the average length of the day in October is 11h and 19min.
On the first day of October, sunrise is at 6:49 am and sunset at 6:37 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 6:01 pm PDT.

Sunshine

In October, the average sunshine is 8.5h.

UV index

The average daily maximum UV index in October is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.
Note: The average daily UV index of 5 in October transforms into the following instructions:
Adopt protective measures - Suggestions to resist sunburn are offered. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
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Frequently asked questions

What is the average October temperature in Winnetka?

Winnetka in October has an average high-temperature of 76.8°F (24.9°C) and an average low-temperature of 58.5°F (14.7°C). The average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, in September is estimated at 84.2°F (29°C).

What is the average humidity in October in Winnetka?

The average relative humidity in October in Winnetka is 49%.

How many days does it rain in October in Winnetka?

In Winnetka, in October, during 2.7 rainfall days, 0.12" (3mm) of precipitation is typically accumulated.

When it does not snow in Winnetka?

In Winnetka, snow does not fall in January through November.

What is the average length of the day in October in Winnetka?

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

What time are sunrise and sunset in October in Winnetka?

On the first day of October in Winnetka, sunrise is at 6:49 am and sunset at 6:37 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 6:01 pm PDT.

How long on average sun shines in October in Winnetka?

In October, the average sunshine duration in Winnetka is 8.5h.

How high is the UV index in October in Winnetka?

The average daily maximum UV index in October is 5. A UV Index value of 3 to 5 symbolizes a medium health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Winnetka, CA

Average temperature in October - Winnetka, CA
  • Average high temperature in October: 76.8°F

The warmest month (with the highest average high temperature) is August (85.6°F).
The month with the lowest average high temperature is December (61.9°F).

  • Average low temperature in October: 58.5°F

The month with the highest average low temperature is August (64.8°F).
The coldest month (with the lowest average low temperature) is December (46.9°F).

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Average pressure in October
Winnetka, CA

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

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

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Average wind speed in October
Winnetka, CA

Average wind speed in October - Winnetka, CA
  • Average wind speed in October: 5mph

The windiest months (with the highest average wind speed) are January and December (6.1mph).
The calmest month (with the lowest average wind speed) is September (4.5mph).

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Average humidity in October
Winnetka, CA

Average humidity in October - Winnetka, CA
  • Average humidity in October: 49%

The month with the highest relative humidity is June (59%).
The month with the lowest relative humidity is November (47%).

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Average rainfall in October
Winnetka, CA

Average rainfall in October - Winnetka, CA
  • Average rainfall in October: 0.12"

The wettest month (with the highest rainfall) is February (1.22").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days in October
Winnetka, CA

Average rainfall days in October - Winnetka, CA
  • Average rainfall days in October: 2.7 days

The month with the highest number of rainy days is March (6.5 days).
The month with the least rainy days is June (1.4 days).

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Average snowfall days in October
Winnetka, CA

Average snowfall days in October - Winnetka, CA
  • Average snowfall days in October: 0 days

The month with the highest number of snowfall days is December (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).

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

Average daylight in October / Average sunshine in October - Winnetka, 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: 9h and 54min).

  • Average sunshine in October: 8h and 3min

The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The months with the least sunshine are January, February and December (Average sunshine: 6h and 48min).

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Average sunshine days in October
Winnetka, CA

Average sunshine days in October - Winnetka, CA
  • Average sunshine days in October: 27.3 days

The months with the most sunshine days are August and October (27.3 days).
The month with the least sunshine days is February (22 days).

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Average UV index in October
Winnetka, CA

Average UV index in October - Winnetka, CA
  • Average UV index in October: 5

The 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
Winnetka, CA

Average cloud cover in October - Winnetka, 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
Winnetka, CA

Average visibility in October - Winnetka, 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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Winnetka, California, USA

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