October weather forecast
Valley Vista, CA

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Weather in October

October, like September, in Valley Vista, California, is a moderately hot autumn month, with an average temperature fluctuating between 52.9°F (11.6°C) and 76.5°F (24.7°C).

Temperature

Stepping into October, Valley Vista observes a temperature decline, with the average high falling from September's 85.5°F (29.7°C) to a still warm 76.5°F (24.7°C). Despite the hot October days, Valley Vista's nights see an average temperature plunge to a cool 52.9°F (11.6°C).

Humidity

The average relative humidity in October is 47%.

Rainfall

In Valley Vista, in October, it is raining for 2.5 days, with typically 0.16" (4mm) of accumulated precipitation. In Valley Vista, during the entire year, the rain falls for 54 days and collects up to 6.61" (168mm) of precipitation.

Snowfall

In Valley Vista, snow does not fall in January through November.

Daylight

In Valley Vista, the average length of the day in October is 11h and 19min.
On the first day of October, sunrise is at 6:43 am and sunset at 6:32 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 5:56 pm PDT.

Sunshine

The average sunshine in October is 9h.

UV index

In Valley Vista, the average daily maximum UV index in October is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: A typical high UV index of 4 in October suggests the following recommendations:
Undertake precautions - Obligation exists to protect against skin and eye damage. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Updated: Aug 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Valley Vista in October?

The high-temperature, in October, in Valley Vista, is 76.5°F (24.7°C), while the low-temperature averages to 52.9°F (11.6°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, in September is calculated to be 86°F (30°C).

What is the average humidity in October?

In October, the average relative humidity is 47%.

How much does it rain in October?

In Valley Vista, in October, during 2.5 rainfall days, 0.16" (4mm) of precipitation is typically accumulated.

When it does not snow?

In Valley Vista, snow does not fall in January through November.

What is the average length of the day in October?

The average day length in October is 11h and 19min.

What time are sunrise and sunset in October?

On the first day of October, sunrise is at 6:43 am and sunset at 6:32 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 5:56 pm PDT.

How many hours of sunshine does Valley Vista have in October?

In October, the average sunshine duration is 9h.

What is the UV index intensity in October?

In Valley Vista, the average daily maximum UV index in October is 4. A UV Index reading of 3 to 5 represents a moderate vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Valley Vista, CA

Average temperature in October - Valley Vista, CA
  • Average high temperature in October: 76.5°F

The warmest month (with the highest average high temperature) is August (90.5°F).
The month with the lowest average high temperature is December (58.6°F).

  • Average low temperature in October: 52.9°F

The month with the highest average low temperature is August (63.1°F).
The coldest month (with the lowest average low temperature) is December (41°F).

Average pressure in October
Valley Vista, CA

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

The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed in October
Valley Vista, CA

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

The windiest month (with the highest average wind speed) is April (6.2mph).
The calmest month (with the lowest average wind speed) is September (4.7mph).

Average humidity in October
Valley Vista, CA

Average humidity in October - Valley Vista, CA
  • Average humidity in October: 47%

The months with the highest relative humidity are February, March and May (56%).
The month with the lowest relative humidity is August (41%).

Average rainfall in October
Valley Vista, CA

Average rainfall in October - Valley Vista, CA
  • Average rainfall in October: 0.16"

The wettest month (with the highest rainfall) is February (1.38").
The driest month (with the least rainfall) is June (0.04").

Average rainfall days in October
Valley Vista, CA

Average rainfall days in October - Valley Vista, CA
  • Average rainfall days in October: 2.5 days

The month with the highest number of rainy days is March (7.4 days).
The month with the least rainy days is June (1.6 days).

Average snowfall in October
Valley Vista, CA

Average snowfall in October - Valley Vista, CA
  • Average snowfall in October: 0"

The month with the highest snowfall is December (0.04").
The months with the least snowfall are January, February, March, April, May, June, July, August, September, October and November (0").

Average snowfall days in October
Valley Vista, CA

Average snowfall days in October - Valley Vista, 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).

Average daylight in October /
Average sunshine in October
Valley Vista, CA

Average daylight in October / Average sunshine in October - Valley Vista, 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: 9h and 0min

The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The months with the least sunshine are February and December (Average sunshine: 6h and 42min).

Average sunshine days in October
Valley Vista, CA

Average sunshine days in October - Valley Vista, CA
  • Average sunshine days in October: 27.4 days

The month with the most sunshine days is October (27.4 days).
The month with the least sunshine days is February (20.9 days).

Average UV index in October
Valley Vista, CA

Average UV index in October - Valley Vista, CA
  • Average UV index in October: 4

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are November and December (UV index 3).

Average cloud cover in October
Valley Vista, CA

Average cloud cover in October - Valley Vista, CA
  • Average cloud cover in October: 11

The months with the most cloud cover are March and December (Cloud cover 25).
The month with the least cloud cover is August (Cloud cover 6).

Average visibility in October
Valley Vista, CA

Average visibility in October - Valley Vista, 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).

Valley Vista, California, USA

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