October weather forecast
Concord, CA

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Weather in October

October stands out as the month that brings the first real feel of fall. Temperatures noticeably change, and it is not uncommon to start the day with heavier clothes. Rainfall becomes more frequent, bringing life to the parched landscapes of Concord. Remarkably, October shows a steep increase in rainfall, receiving 0.16" (4mm). With a more relaxed atmosphere and friendly temperatures, October invites all to experience the dramatic changes in Concord's landscape.

Temperature

In Concord, the beginning of October is marked by a marginally lowered average high-temperature, shifting from September's 81.9°F (27.7°C) to a still warm 74.8°F (23.8°C). An average low-temperature of 54.1°F (12.3°C) is recorded in the month of October.

Humidity

In October, the average relative humidity in Concord is 57%.

Rainfall

In Concord, during October, the rain falls for 2.6 days and regularly aggregates up to 0.16" (4mm) of precipitation. Throughout the year, there are 49.3 rainfall days, and 3.82" (97mm) of precipitation is accumulated.

Daylight

The average length of the day in October is 11h and 11min.
On the first day of the month, sunrise is at 7:04 am and sunset at 6:50 pm. On the last day of October, in Concord, sunrise is at 7:33 am and sunset at 6:09 pm PDT.

Sunshine

In October, the average sunshine is 7h.

UV index

The average daily maximum UV index in October is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: The daily high UV index of 4 in October translates into this advice:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.

Frequently asked questions

What is the usual temperature for Concord in October?

Concord in October has an average high-temperature of 74.8°F (23.8°C) and an average low-temperature of 54.1°F (12.3°C). In September, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, is estimated at 84.2°F (29°C).

What is the average humidity in October in Concord?

In October, the average relative humidity in Concord, California, is 57%.

How many days does it rain in October in Concord?

In Concord, in October, it is raining for 2.6 days, with typically 0.16" (4mm) of accumulated precipitation.

How many hours of daylight does Concord have in October?

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

What time are sunrise and sunset in October in Concord?

In October, on the first day of the month, sunrise is at 7:04 am and sunset at 6:50 pm. On the last day of the month, in Concord, sunrise is at 7:33 am and sunset at 6:09 pm PDT.

How long on average sun shines in October in Concord?

In October, the average sunshine duration is 7h.

What is the UV index intensity in October in Concord?

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

Average temperature in October
Concord, CA

Average temperature in October - Concord, CA
  • Average high temperature in October: 74.8°F

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is December (55.6°F).

  • Average low temperature in October: 54.1°F

The month with the highest average low temperature is September (57.4°F).
The coldest month (with the lowest average low temperature) is January (42.3°F).

Average pressure in October
Concord, CA

Average pressure in October - Concord, CA
  • Average pressure in October: 29.98"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in October
Concord, CA

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

The windiest month (with the highest average wind speed) is May (7.6mph).
The calmest month (with the lowest average wind speed) is November (4.5mph).

Average humidity in October
Concord, CA

Average humidity in October - Concord, CA
  • Average humidity in October: 57%

The months with the highest relative humidity are January and March (73%).
The month with the lowest relative humidity is September (56%).

Average rainfall in October
Concord, CA

Average rainfall in October - Concord, CA
  • Average rainfall in October: 0.16"

The wettest month (with the highest rainfall) is February (0.87").
The driest months (with the least rainfall) are June, July, August and September (0.04").

Average rainfall days in October
Concord, CA

Average rainfall days in October - Concord, CA
  • Average rainfall days in October: 2.6 days

The month with the highest number of rainy days is March (9.8 days).
The month with the least rainy days is August (0.5 days).

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

Average daylight in October / Average sunshine in October - Concord, CA
  • Average daylight in October: 11h and 1min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in October: 7h and 0min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

Average sunshine days in October
Concord, CA

Average sunshine days in October - Concord, CA
  • Average sunshine days in October: 27.2 days

The month with the most sunshine days is July (29.5 days).
The month with the least sunshine days is March (20 days).

Average UV index in October
Concord, CA

Average UV index in October - Concord, CA
  • Average UV index in October: 4

The months with the highest UV index are June and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).

Average cloud cover in October
Concord, CA

Average cloud cover in October - Concord, CA
  • Average cloud cover in October: 17

The month with the most cloud cover is March (Cloud cover 37).
The month with the least cloud cover is July (Cloud cover 8).

Average visibility in October
Concord, CA

Average visibility in October - Concord, 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).

Concord, California, USA

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