October weather forecast and climate
Gilroy, CA

A colorful sunset sky over the hilly region of Gilroy in California
A colorful sunset sky over the hilly region of Gilroy in California

Weather in October

October, the same as September, is another warm autumn month in Gilroy, California, with average temperature ranging between min 51.1°F (10.6°C) and max 75.6°F (24.2°C).

Temperature

In October, the average high-temperature slightly decreases, from 83.3°F (28.5°C) in September, to a still warm 75.6°F (24.2°C). In October, in Gilroy, the average low-temperature is 51.1°F (10.6°C).

Humidity

The average relative humidity in October is 59%.

Rainfall

In October, the rain falls for 2 days. Throughout October, 0.16" (4mm) of precipitation is accumulated. Throughout the year, in Gilroy, there are 43.4 rainfall days, and 3.66" (93mm) of precipitation is accumulated.

Daylight

The average length of the day in October is 11.2h.

Sunshine

In Gilroy, the average sunshine is 7.2h.

UV index

In October, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate health risk from the exposure to the Sun's UV rays for ordinary individuals.
Note: In October, the average maximum UV index of 4 translate into the following recommendations:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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 Gilroy?

In Gilroy, in October, the average high-temperature is 75.6°F (24.2°C), and the average low-temperature is 51.1°F (10.6°C).

What is the average humidity in October in Gilroy?

In Gilroy, California, the average relative humidity in October is 59%.

How much does it rain in Gilroy in October?

In Gilroy, in October, it is raining for 2 days, with typically 0.16" (4mm) of accumulated precipitation.

How many hours of daylight does Gilroy have in October?

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

How many hours of sunshine does Gilroy have in October?

In Gilroy, the average sunshine in October is 7.2h.

What is the UV index intensity in October in Gilroy?

The average daily maximum UV index in October in Gilroy is 4. A UV Index reading of 3 to 5 represents a moderate vulnerability from the exposure to the Sun's UV radiation.

Average temperature in October
Gilroy, CA

Average temperature in October - Gilroy, CA
  • Average high temperature in October: 75.6°F

The warmest month (with the highest average high temperature) is August (85.1°F).
The month with the lowest average high temperature is December (57.6°F).

  • Average low temperature in October: 51.1°F

Months with the highest average low temperature are August and September (54.1°F).
The coldest months (with the lowest average low temperature) are February and March (40.6°F).

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Average pressure in October
Gilroy, CA

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

The month with the highest atmospheric pressure is January (30.14").
Months with the lowest atmospheric pressure are June, August and September (29.92").

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Average wind speed in October
Gilroy, CA

Average wind speed in October - Gilroy, CA
  • Average wind speed in October: 4mph

The windiest month (with the highest average wind speed) is May (5.3mph).
The calmest month (with the lowest average wind speed) is November (3.9mph).

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Average humidity in October
Gilroy, CA

Average humidity in October - Gilroy, CA
  • Average humidity in October: 59%

The month with the highest relative humidity is March (74%).
The month with the lowest relative humidity is September (57%).

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Average rainfall in October
Gilroy, CA

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

The wettest month (with the highest rainfall) is December (0.83").
The driest months (with the least rainfall) are June, July and August (0").

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Average rainfall days in October
Gilroy, CA

Average rainfall days in October - Gilroy, CA
  • Average rainfall days in October: 2 days

The month with the highest number of rainy days is March (8.3 days).
The month with the least rainy days is August (0.6 days).

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

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

The month with the longest days is June (Average daylight: 14.7h).
The month with the shortest days is December (Average daylight: 9.7h).

  • Average sunshine in October: 7.2h

The month with the most sunshine is July (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 6h).

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Average sunshine days in October
Gilroy, CA

Average sunshine days in October - Gilroy, CA
  • Average sunshine days in October: 28.3 days

The month with the most sunshine days is July (29.9 days).
The month with the least sunshine days is March (21.4 days).

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Average UV index in October
Gilroy, CA

Average UV index in October - Gilroy, 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
Gilroy, CA

Average cloud cover in October - Gilroy, CA
  • Average cloud cover in October: 15

The month with the most cloud cover is March (Cloud cover 35).
The month with the least cloud cover is July (Cloud cover 7).

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Average visibility in October
Gilroy, CA

Average visibility in October - Gilroy, 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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