October weather forecast
Claremont, CA

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Mabel Shaw Bridges Hall of Music in the Pomona College in Claremont, California
Mabel Shaw Bridges Hall of Music in the Pomona College in Claremont, California

Weather in October

October, the same as September, is another warm autumn month in Claremont, California, with temperature in the range of an average low of 58.6°F (14.8°C) and an average high of 79.5°F (26.4°C).

Temperature

The advent of October brings a subtle shift in temperature, with the average high moving from a hot 87.6°F (30.9°C) in September to a moderately hot 79.5°F (26.4°C). Throughout the nights in October, an average low-temperature of 58.6°F (14.8°C) is noted.

Humidity

In October, the average relative humidity is 47%.

Rainfall

In Claremont, during October, the rain falls for 2.8 days and regularly aggregates up to 0.2" (5mm) of precipitation. In Claremont, during the entire year, the rain falls for 48 days and collects up to 7.52" (191mm) of precipitation.

Snowfall

January, March through December are months without snowfall.

Daylight

In Claremont, the average length of the day in October is 11h and 19min.
On the first day of October, sunrise is at 6:45 am and sunset at 6:34 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:58 pm PDT.

Sunshine

The average sunshine in October is 8.8h.

UV index

In October, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: A maximum daily UV index of 5 during October morphs into the following directions:
Ensure safety - Sun damage prevention is strongly urged. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Updated: Jun 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in October?

The high-temperature, in October, in Claremont, records 79.5°F (26.4°C), while the low-temperature is 58.6°F (14.8°C). In September, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is computed to be 89.6°F (32°C).

What is the average humidity in October?

The average relative humidity in October is 47%.

How many days does it rain in October?

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

When it does not snow?

In Claremont, snow does not fall in January, March through December.

What is the average length of the day in October?

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

When are sunrise and sunset in October?

In October, on the first day of the month, sunrise is at 6:45 am and sunset at 6:34 pm. On the last day of the month, in Claremont, sunrise is at 7:10 am and sunset at 5:58 pm PDT.

How long on average sun shines in October?

In October, the average sunshine duration is 8.8h.

How high is the UV index in October?

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

Average temperature in October - Claremont, CA
  • Average high temperature in October: 79.5°F

The warmest month (with the highest average high temperature) is August (90.1°F).
The month with the lowest average high temperature is December (63.1°F).

  • Average low temperature in October: 58.6°F

The month with the highest average low temperature is August (65.7°F).
The coldest months (with the lowest average low temperature) are February and December (46.8°F).

Average pressure in October
Claremont, CA

Average pressure in October - Claremont, CA
  • Average pressure in October: 29.94"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

Average wind speed in October
Claremont, CA

Average wind speed in October - Claremont, CA
  • Average wind speed in October: 4.6mph

The windiest months (with the highest average wind speed) are April and May (5.7mph).
The calmest month (with the lowest average wind speed) is September (4.4mph).

Average humidity in October
Claremont, CA

Average humidity in October - Claremont, CA
  • Average humidity in October: 47%

The month with the highest relative humidity is May (56%).
The months with the lowest relative humidity are August and November (45%).

Average rainfall in October
Claremont, CA

Average rainfall in October - Claremont, CA
  • Average rainfall in October: 0.2"

The wettest months (with the highest rainfall) are February and December (1.65").
The driest months (with the least rainfall) are June and August (0.04").

Average rainfall days in October
Claremont, CA

Average rainfall days in October - Claremont, CA
  • Average rainfall days in October: 2.8 days

The month with the highest number of rainy days is March (7.6 days).
The month with the least rainy days is June (0.8 days).

Average snowfall days in October
Claremont, CA

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

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

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

Average daylight in October / Average sunshine in October - Claremont, 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 5min

The month with the most sunshine is July (Average sunshine: 12h and 12min).
The months with the least sunshine are February and December (Average sunshine: 6h and 54min).

Average sunshine days in October
Claremont, CA

Average sunshine days in October - Claremont, CA
  • Average sunshine days in October: 26.5 days

The month with the most sunshine days is June (28.7 days).
The month with the least sunshine days is February (21.1 days).

Average UV index in October
Claremont, CA

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

The month with the highest UV index is August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 4).

Average cloud cover in October
Claremont, CA

Average cloud cover in October - Claremont, CA
  • Average cloud cover in October: 9

The months with the most cloud cover are February, March and December (Cloud cover 21).
The month with the least cloud cover is August (Cloud cover 4).

Average visibility in October
Claremont, CA

Average visibility in October - Claremont, 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).

Claremont, California, USA

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