October weather forecast
Fresno, CA

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The artificial Millerton Lake near Fresno in California
The artificial Millerton Lake near Fresno in California

Weather in October

October is a month of distinct change for Fresno as it ushers in the full stride of autumn. A significant drop in the average high temperature can be noted, reducing to a comfortable 78.8°F (26°C) from the searing 91.8°F (33.2°C) in September. The rainfall level increases to 0.43 in, bringing in the much-needed moisture to refresh the landscape after the dry summer. The sun shines less intensely as the daylight hours continue to decrease, heralding the arrival of the shorter winter days. In essence, the weather of October is a gentle reminder of the turning seasons, offering moderate temperatures combined with the burgeoning signs of winter.

Temperature

In the transition to October, Fresno observes a drop in the average high-temperature, moving from a tropical 91.8°F (33.2°C) in September to a moderately hot 78.8°F (26°C). Fresno, in October, displays a significant temperature downturn during the night, with an average reading of 56.1°F (13.4°C).

Humidity

In October, the average relative humidity is 41%.

Rainfall

In Fresno, in October, during 3.2 rainfall days, 0.43" (11mm) of precipitation is typically accumulated. Throughout the year, there are 59.3 rainfall days, and 10.43" (265mm) of precipitation is accumulated.

Daylight

In October, the average length of the day is 11h and 14min.
On the first day of the month, sunrise is at 6:55 am and sunset at 6:41 pm. On the last day of October, sunrise is at 7:22 am and sunset at 6:02 pm PDT.

Sunshine

In October, the average sunshine is 7.9h.

UV index

In October, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the ordinary person.
Note: A daily maximum UV index of 5 in October translates into the following instructions:
Ensure safety - Recommendations to avert sunburn are presented. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Updated: Aug 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in October?

The average high-temperature, in October, in Fresno, is 78.8°F (26°C), while the average low-temperature is 56.1°F (13.4°C). In May, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines relative humidity and air temperature, is computed to be 80.6°F (27°C).

What is the average humidity in October?

In Fresno, the average relative humidity in October is 41%.

How many days does it rain in October?

In October, the rain falls for 3.2 days. Throughout October, 0.43" (11mm) of precipitation is accumulated.

What is the average length of the day in October?

In Fresno, the average day length in October is 11h and 14min.

When are sunrise and sunset in October?

On the first day of October, sunrise is at 6:55 am and sunset at 6:41 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 6:02 pm PDT.

How many hours of sunshine does Fresno have in October?

The average sunshine duration in October in Fresno is 7.9h.

What is the UV index intensity in October?

In October, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate health threat 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
Fresno, CA

Average temperature in October - Fresno, CA
  • Average high temperature in October: 78.8°F

The warmest month (with the highest average high temperature) is July (99.7°F).
The month with the lowest average high temperature is December (56.1°F).

  • Average low temperature in October: 56.1°F

The month with the highest average low temperature is July (67.3°F).
The coldest month (with the lowest average low temperature) is December (41.4°F).

Average pressure in October
Fresno, CA

Average pressure in October - Fresno, CA
  • Average pressure in October: 29.99"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in October
Fresno, CA

Average wind speed in October - Fresno, CA
  • Average wind speed in October: 4.2mph

The windiest month (with the highest average wind speed) is June (5.8mph).
The calmest month (with the lowest average wind speed) is November (3.8mph).

Average humidity in October
Fresno, CA

Average humidity in October - Fresno, CA
  • Average humidity in October: 41%

The month with the highest relative humidity is January (65%).
The month with the lowest relative humidity is July (28%).

Average rainfall in October
Fresno, CA

Average rainfall in October - Fresno, CA
  • Average rainfall in October: 0.43"

The wettest month (with the highest rainfall) is March (2.01").
The driest months (with the least rainfall) are June and August (0.08").

Average rainfall days in October
Fresno, CA

Average rainfall days in October - Fresno, CA
  • Average rainfall days in October: 3.2 days

The month with the highest number of rainy days is March (10.3 days).
The month with the least rainy days is August (1.2 days).

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

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

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in October: 7h and 5min

The months with the most sunshine are June, July and August (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).

Average sunshine days in October
Fresno, CA

Average sunshine days in October - Fresno, CA
  • Average sunshine days in October: 27.4 days

The month with the most sunshine days is August (28.2 days).
The month with the least sunshine days is March (19.5 days).

Average UV index in October
Fresno, CA

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

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, November and December (UV index 3).

Average cloud cover in October
Fresno, CA

Average cloud cover in October - Fresno, CA
  • Average cloud cover in October: 11

The month with the most cloud cover is March (Cloud cover 27).
The month with the least cloud cover is August (Cloud cover 4).

Average visibility in October
Fresno, CA

Average visibility in October - Fresno, 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).

Fresno, California, USA

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