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 from the searing 91.8°F 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

The onset of October coincides with a reduction in the average high-temperature, falling from a hot 91.8°F in September to a moderately hot 78.8°F. Fresno documents a significant temperature variance in October, with the mean nighttime lows settling at a mild 56.1°F.

Humidity

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

Rainfall

In October, the rain falls for 3.2 days. Throughout October, 0.43" of precipitation is accumulated. Throughout the year, there are 59.3 rainfall days, and 10.43" of precipitation is accumulated.

Daylight

The average length of the day in October in Fresno is 11h and 14min.
On the first day of October in Fresno, California, sunrise is at 6:54 am and sunset at 6:43 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 6:03 pm PDT.

Sunshine

In Fresno, California, the average sunshine in October is 7.9h.

UV index

In October, the average daily maximum UV index in Fresno is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: An average maximum UV index of 5 in October leads to these recommendations:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
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FAQ

What are October temperatures in Fresno?

Fresno in October has an average high-temperature of 78.8°F and an average low-temperature of 56.1°F. In May, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, is appraised at 80.6°F.

What is the average humidity in October in Fresno?

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

How many days does it rain in October in Fresno?

In Fresno, California, in October, it is raining for 3.2 days, with typically 0.43" of accumulated precipitation.

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 in Fresno?

In October, on the first day of the month, sunrise is at 6:54 am and sunset at 6:43 pm. On the last day of the month, in Fresno, California, sunrise is at 7:21 am and sunset at 6:03 pm PDT.

How many hours of sunshine does Fresno have in October?

In Fresno, the average sunshine duration in October is 7.9h.

What is the UV index reading in October in Fresno?

In October, the average daily maximum UV index in Fresno, California, is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
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).

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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).

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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).

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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%).

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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").

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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).

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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).

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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).

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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).

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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).

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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).

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Fresno, California, USA

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