October weather forecast and climate
Martinez, CA

A cow grazing in the vast Martinez Hills
A cow grazing in the vast Martinez Hills' fields near Martinez Town, California

Weather in October

October, the same as September, is a moderately hot autumn month in Martinez, California, with average temperature fluctuating between 74.7°F (23.7°C) and 54.3°F (12.4°C).

Temperature

In Martinez, the average high-temperature marginally drops, from 82.8°F (28.2°C) in September, to a still warm 74.7°F (23.7°C). In Martinez, in October, the average low-temperature is 54.3°F (12.4°C).

Humidity

September and October, with an average relative humidity of 56%, are the least humid months.

Rainfall

In Martinez, during October, the rain falls for 2.7 days and regularly aggregates up to 0.28" (7mm) of precipitation. Throughout the year, in Martinez, there are 48.9 rainfall days, and 4.96" (126mm) of precipitation is accumulated.

Daylight

The average length of the day in Martinez, California, is 11.2h.

Sunshine

The average sunshine in Martinez, California, is 7.1h.

UV index

In Martinez, the average daily maximum UV index in October is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from the exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 4 in October interpret into the following advice:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the temperature in October in Martinez?

In Martinez, California, in October, the average high-temperature is 74.7°F (23.7°C), and the average low-temperature is 54.3°F (12.4°C).

What are the least humid months in Martinez?

Months with the lowest humidity are September and October, with an average relative humidity of 56%.

What is the average humidity in October in Martinez?

In October, the average relative humidity is 56%.

How much does it rain in Martinez in October?

In Martinez, California, in October, during 2.7 rainfall days, 0.28" (7mm) of precipitation is typically accumulated.

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

In October, the average length of the day is 11.2h.

How long on average sun shines in October in Martinez?

In October, the average sunshine is 7.1h.

How high is the UV index in October in Martinez?

In October, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate vulnerability from the exposure to the Sun's UV rays.

Average temperature in October
Martinez, CA

Average temperature in October - Martinez, CA
  • Average high temperature in October: 74.7°F

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is December (55.4°F).

  • Average low temperature in October: 54.3°F

The month with the highest average low temperature is September (57.6°F).
The coldest months (with the lowest average low temperature) are January and December (42.3°F).

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Average pressure in October
Martinez, CA

Average pressure in October - Martinez, CA
  • Average pressure in October: 29.98"

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

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Average wind speed in October
Martinez, CA

Average wind speed in October - Martinez, CA
  • Average wind speed in October: 5.2mph

The windiest month (with the highest average wind speed) is May (7.4mph).
The calmest month (with the lowest average wind speed) is November (4.5mph).

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Average humidity in October
Martinez, CA

Average humidity in October - Martinez, CA
  • Average humidity in October: 56%

The month with the highest relative humidity is March (74%).
Months with the lowest relative humidity are September and October (56%).

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Average rainfall in October
Martinez, CA

Average rainfall in October - Martinez, CA
  • Average rainfall in October: 0.28"

The wettest month (with the highest rainfall) is February (0.98").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in October
Martinez, CA

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

The month with the highest number of rainy days is March (8.3 days).
The month with the least rainy days is August (1 days).

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

Average daylight in October / Average sunshine in October - Martinez, CA
  • Average daylight in October: 11.2h

The month with the longest days is June (Average daylight: 14.8h).
The month with the shortest days is December (Average daylight: 9.6h).

  • Average sunshine in October: 7.1h

The month with the most sunshine is July (Average sunshine: 12h).
The month with the least sunshine is December (Average sunshine: 5.7h).

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Average sunshine days in October
Martinez, CA

Average sunshine days in October - Martinez, CA
  • Average sunshine days in October: 27.9 days

The month with the most sunshine days is July (29 days).
Months with the least sunshine days are February and March (22.1 days).

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Average UV index in October
Martinez, CA

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

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

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Average cloud cover in October
Martinez, CA

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

Months with the most cloud cover are March and December (Cloud cover 36).
The month with the least cloud cover is July (Cloud cover 7).

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Average visibility in October
Martinez, CA

Average visibility in October - Martinez, 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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