October weather forecast
Modesto, CA

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Weather in October

October, the same as September, is another warm autumn month in Modesto, California, with temperature in the range of an average low of 54.5°F (12.5°C) and an average high of 77.9°F (25.5°C).

Temperature

Start of October brings a shift in the average high-temperature, falling from September's hot 90.9°F (32.7°C) to a warm 77.9°F (25.5°C). Marked by a significant temperature drop from daytime highs, the average nighttime temperature lowers to a cool 54.5°F (12.5°C) throughout October.

Humidity

The average relative humidity in October is 48%.

Rainfall

In October, the rain falls for 2.5 days. Throughout October, 0.35" (9mm) of precipitation is accumulated. In Modesto, during the entire year, the rain falls for 54.3 days and collects up to 6.54" (166mm) of precipitation.

Daylight

The average length of the day in October in Modesto is 11h and 13min.
On the first day of October in Modesto, sunrise is at 7:00 am and sunset at 6:46 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 6:06 pm PDT.

Sunshine

In October, the average sunshine is 7.4h.

UV index

In October, the average daily maximum UV index in Modesto is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: A maximum high UV index of 5 in October translates into the following recommendations:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
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Frequently asked questions

What is the usual temperature for Modesto in October?

The high-temperature, in October, in Modesto, records 77.9°F (25.5°C), while the low-temperature is 54.5°F (12.5°C). In September, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, is calculated to be 93.2°F (34°C).

What is the average humidity in October in Modesto?

In October, the average relative humidity in Modesto, California, is 48%.

How much does it rain in Modesto in October?

In October, in Modesto, the rain falls for 2.5 days. Throughout October, 0.35" (9mm) of precipitation is accumulated.

How many hours of daylight does Modesto have in October?

In October, the average day length in Modesto is 11h and 13min.

What time are sunrise and sunset in October in Modesto?

In October, on the first day of the month, sunrise is at 7:00 am and sunset at 6:46 pm. On the last day of the month, in Modesto, sunrise is at 7:28 am and sunset at 6:06 pm PDT.

How many hours of sunshine does Modesto have in October?

The average sunshine duration in October in Modesto, California, is 7.4h.

How high is the UV index in October in Modesto?

The average daily maximum UV index in October in Modesto is 5. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Modesto, CA

Average temperature in October - Modesto, CA
  • Average high temperature in October: 77.9°F

The warmest month (with the highest average high temperature) is July (97.7°F).
The month with the lowest average high temperature is December (55.6°F).

  • Average low temperature in October: 54.5°F

The month with the highest average low temperature is July (62.1°F).
The coldest months (with the lowest average low temperature) are January and December (41.9°F).

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Average pressure in October
Modesto, CA

Average pressure in October - Modesto, 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 (29.91"Hg).

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Average wind speed in October
Modesto, CA

Average wind speed in October - Modesto, CA
  • Average wind speed in October: 5.7mph

The windiest month (with the highest average wind speed) is June (7.3mph).
The calmest month (with the lowest average wind speed) is November (5.2mph).

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Average humidity in October
Modesto, CA

Average humidity in October - Modesto, CA
  • Average humidity in October: 48%

The month with the highest relative humidity is January (72%).
The month with the lowest relative humidity is July (37%).

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Average rainfall in October
Modesto, CA

Average rainfall in October - Modesto, CA
  • Average rainfall in October: 0.35"

The wettest month (with the highest rainfall) is March (1.3").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in October
Modesto, CA

Average rainfall days in October - Modesto, CA
  • Average rainfall days in October: 2.5 days

The month with the highest number of rainy days is March (10.3 days).
The month with the least rainy days is August (0.9 days).

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

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

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

  • Average sunshine in October: 7h and 2min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).

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Average sunshine days in October
Modesto, CA

Average sunshine days in October - Modesto, CA
  • Average sunshine days in October: 27.7 days

The month with the most sunshine days is August (29.2 days).
The month with the least sunshine days is March (19.6 days).

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Average UV index in October
Modesto, CA

Average UV index in October - Modesto, 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, February, November and December (UV index 3).

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Average cloud cover in October
Modesto, CA

Average cloud cover in October - Modesto, CA
  • Average cloud cover in October: 13

The month with the most cloud cover is March (Cloud cover 33).
The month with the least cloud cover is July (Cloud cover 4).

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Average visibility in October
Modesto, CA

Average visibility in October - Modesto, 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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Modesto, California, USA

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