October weather forecast
Katy, TX

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Weather in October

October, the same as September, is another warm autumn month in Katy, Texas, with an average temperature varying between 80.8°F (27.1°C) and 62.4°F (16.9°C).

Temperature

October brings a slight decrease in temperature, down from a tropical 88.7°F (31.5°C) in September to a moderately hot 80.8°F (27.1°C). Katy's temperature lowers to a mean of 62.4°F (16.9°C) during the nights in October.

Heat index

For most parts of October, the heat index is calculated to be 84.2°F (29°C). One might feel worn out with persistent exposure and activity, resulting in heat cramps.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', shows a temperature sensation when both heat and moisture conditions are combined. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. Do note, being directly under sun rays can amplify the heat you feel, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.

Humidity

The months with the lowest humidity in Katy are August and October, with an average relative humidity of 71%.

Rainfall

In Katy, in October, during 12.1 rainfall days, 2.72" (69mm) of precipitation is typically accumulated. In Katy, during the entire year, the rain falls for 169 days and collects up to 30.12" (765mm) of precipitation.

Snowfall

February through November are months without snowfall in Katy.

Daylight

The average length of the day in October is 11h and 26min.
On the first day of the month, sunrise is at 7:17 am and sunset at 7:08 pm. On the last day of October, sunrise is at 7:36 am and sunset at 6:37 pm CDT.

Sunshine

In October, the average sunshine in Katy is 6.8h.

UV index

In October, the average daily maximum UV index in Katy is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: An average maximum UV index of 5 in October leads to these recommendations:
Adopt protective measures - It is advised to guard against sun damage. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
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Frequently asked questions

What is the usual temperature for Katy in October?

In Katy, 80.8°F (27.1°C) is the average high-temperature and 62.4°F (16.9°C) is the average low-temperature during October. In October, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is calculated to be 84.2°F (29°C).

What are the least humid months in Katy?

August and October, with an average relative humidity of 71%, are the least humid months in Katy.

What is the average humidity in October in Katy?

In October, the average relative humidity is 71%.

How many days does it rain in October in Katy?

In Katy, Texas, in October, during 12.1 rainfall days, 2.72" (69mm) of precipitation is typically accumulated.

When it does not snow in Katy?

February through November are months without snowfall in Katy.

What is the average length of the day in October in Katy?

In Katy, Texas, the average day length in October is 11h and 26min.

When is the sunrise / sunset in October in Katy?

In October, on the first day of the month, sunrise is at 7:17 am and sunset at 7:08 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 6:37 pm CDT.

How many hours of sunshine does Katy have in October?

The average sunshine duration in October in Katy, Texas, is 6.8h.

What is the UV index intensity in October in Katy?

In October, the average daily maximum UV index in Katy, Texas, is 5. A UV Index estimate of 3 to 5 represents a medium health risk from unprotected exposure to UV radiation.
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
Katy, TX

Average temperature in October - Katy, TX
  • Average high temperature in October: 80.8°F

The warmest month (with the highest average high temperature) is August (94.6°F).
The month with the lowest average high temperature is January (61°F).

  • Average low temperature in October: 62.4°F

The month with the highest average low temperature is August (75.7°F).
The coldest month (with the lowest average low temperature) is January (45°F).

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Average pressure in October
Katy, TX

Average pressure in October - Katy, TX
  • Average pressure in October: 30.01"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in October
Katy, TX

Average wind speed in October - Katy, TX
  • Average wind speed in October: 6.8mph

The windiest month (with the highest average wind speed) is April (8.4mph).
The calmest month (with the lowest average wind speed) is September (5.7mph).

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Average humidity in October
Katy, TX

Average humidity in October - Katy, TX
  • Average humidity in October: 71%

The months with the highest relative humidity are February and March (78%).
The months with the lowest relative humidity are August and October (71%).

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Average rainfall in October
Katy, TX

Average rainfall in October - Katy, TX
  • Average rainfall in October: 2.72"

The wettest month (with the highest rainfall) is May (4.29").
The driest month (with the least rainfall) is February (1.42").

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Average rainfall days in October
Katy, TX

Average rainfall days in October - Katy, TX
  • Average rainfall days in October: 12.1 days

The month with the highest number of rainy days is September (18.8 days).
The month with the least rainy days is January (10.5 days).

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Average snowfall in October
Katy, TX

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

The month with the highest snowfall is December (0.12").
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0").

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Average snowfall days in October
Katy, TX

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

The month with the highest number of snowfall days is January (0.4 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

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

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

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

  • Average sunshine in October: 6h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

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Average sunshine days in October
Katy, TX

Average sunshine days in October - Katy, TX
  • Average sunshine days in October: 16.2 days

The month with the most sunshine days is January (18.7 days).
The month with the least sunshine days is September (8.9 days).

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Average UV index in October
Katy, TX

Average UV index in October - Katy, TX
  • Average UV index in October: 5

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

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Average cloud cover in October
Katy, TX

Average cloud cover in October - Katy, TX
  • Average cloud cover in October: 31

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in October
Katy, TX

Average visibility in October - Katy, TX
  • Average visibility in October: 6mi

The months with the highest visibility are January, February, March, June, August, September, October, November and December (6mi).
The months with the lowest visibility are April, May and July (5mi).

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Katy, Texas, USA

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