October weather forecast
McKinney, TX

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Weather in October

The arrival of October signals the heart of fall in McKinney, Texas, with the temperature dipping down to a moderate 74.8°F (23.8°C) in the afternoon. With an increase in the number of daylight hours, a significant shift towards cooler weather becomes observable. Mild wind speeds along with a slight rise in rainfall mark the autumnal transition. The month does see a significant increase in cloud cover, which contributes to a soothing cityscape. October ends leaving behind a segue into the cooler months ahead.

Temperature

McKinney experiences a temperature shift at the start of October, with average high-temperatures adjusting from a hot 87.1°F (30.6°C) in September to a moderately hot 74.8°F (23.8°C). McKinney observes an average nighttime temperature of 57.7°F (14.3°C) during October.

Humidity

In October, the average relative humidity in McKinney is 67%.

Rainfall

The month with the most rainfall in McKinney is October, when the rain falls for 12.3 days and typically aggregates up to 4.17" (106mm) of precipitation.

Snowfall

In McKinney, snow does not fall in March through October.

Daylight

In October, the average length of the day is 11h and 20min.
On the first day of October, sunrise is at 7:21 am and sunset at 7:10 pm. On the last day of the month, sunrise is at 7:44 am and sunset at 6:35 pm CDT.

Sunshine

The average sunshine in October in McKinney is 6.5h.

UV index

In October, the average daily maximum UV index in McKinney is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In October, the average maximum UV index of 4 translates into the following recommendations:
Adopt protective measures - It is advised to guard against sun damage. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
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Frequently asked questions

What is the temperature in October in McKinney?

The average high-temperature, in October, in McKinney, is 74.8°F (23.8°C), while the average low-temperature is 57.7°F (14.3°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in September is appraised at 95°F (35°C).

What is the average humidity in October in McKinney?

The average relative humidity in October is 67%.

What is the rainiest month in McKinney?

The month with the most rainfall in McKinney, Texas, is October, when the rain falls for 12.3 days and typically aggregates up to 4.17" (106mm) of precipitation.

How many days does it rain in October in McKinney?

In McKinney, in October, it is raining for 12.3 days, with typically 4.17" (106mm) of accumulated precipitation.

When it does not snow in McKinney?

March through October are months without snowfall in McKinney, Texas.

Does it snow in McKinney in October?

In McKinney, in October, it doesn't snow. In November, it regularly snows.

How many hours of daylight does McKinney have in October?

In McKinney, the average day length in October is 11h and 20min.

When are sunrise and sunset in October in McKinney?

On the first day of October in McKinney, sunrise is at 7:21 am and sunset at 7:10 pm. On the last day of the month, sunrise is at 7:44 am and sunset at 6:35 pm CDT.

How long on average sun shines in October in McKinney?

In McKinney, the average sunshine duration in October is 6.5h.

What is the UV index intensity in October in McKinney?

The average daily maximum UV index in October in McKinney, Texas, is 4. A UV Index estimate of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
McKinney, TX

Average temperature in October - McKinney, TX
  • Average high temperature in October: 74.8°F

The warmest month (with the highest average high temperature) is August (94.8°F).
The month with the lowest average high temperature is January (53.2°F).

  • Average low temperature in October: 57.7°F

The month with the highest average low temperature is August (75.2°F).
The coldest month (with the lowest average low temperature) is January (37.9°F).

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Average pressure in October
McKinney, TX

Average pressure in October - McKinney, TX
  • Average pressure in October: 30.02"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in October
McKinney, TX

Average wind speed in October - McKinney, TX
  • Average wind speed in October: 8.3mph

The windiest month (with the highest average wind speed) is March (10.1mph).
The calmest month (with the lowest average wind speed) is September (6.8mph).

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Average humidity in October
McKinney, TX

Average humidity in October - McKinney, TX
  • Average humidity in October: 67%

The month with the highest relative humidity is May (76%).
The month with the lowest relative humidity is August (59%).

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Average rainfall in October
McKinney, TX

Average rainfall in October - McKinney, TX
  • Average rainfall in October: 4.17"

The wettest month (with the highest rainfall) is October (4.17").
The driest month (with the least rainfall) is January (1.77").

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Average rainfall days in October
McKinney, TX

Average rainfall days in October - McKinney, TX
  • Average rainfall days in October: 12.3 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (7.3 days).

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Average snowfall in October
McKinney, TX

Average snowfall in October - McKinney, TX
  • Average snowfall in October: 0"

The month with the highest snowfall is February (0.71").
The months with the least snowfall are March, April, May, June, July, August, September and October (0").

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Average snowfall days in October
McKinney, TX

Average snowfall days in October - McKinney, TX
  • Average snowfall days in October: 0 days

The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in October /
Average sunshine in October
McKinney, TX

Average daylight in October / Average sunshine in October - McKinney, TX
  • Average daylight in October: 11h and 2min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in October: 6h and 3min

The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).

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Average sunshine days in October
McKinney, TX

Average sunshine days in October - McKinney, TX
  • Average sunshine days in October: 17.4 days

The month with the most sunshine days is January (22.3 days).
The month with the least sunshine days is September (13.6 days).

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Average UV index in October
McKinney, TX

Average UV index in October - McKinney, TX
  • Average UV index in October: 4

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
McKinney, TX

Average cloud cover in October - McKinney, TX
  • Average cloud cover in October: 30

The months with the most cloud cover are February and March (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 20).

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Average visibility in October
McKinney, TX

Average visibility in October - McKinney, TX
  • 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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McKinney, Texas, USA

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