Houston Weather in October

Houston, Texas enjoys warm temperatures during October. Although the weather is rainier than most other months.

This page gives detailed information on the typical October weather for Houston.

You can jump directly to data and descriptions for:

The numbers here are historical averages based on climate data gathered at the George Bush Intercontinental Airport, located north of downtown Houston.

Temperature Weather iconTemperature

82 °F October average high 28 °C
61 °F October average low 16 °C

In most years, Houston averages a daily maximum temperature for October that's between 80 and 84 degrees Fahrenheit (27 to 29 degrees Celsius). The minimum temperature usually falls between 58 and 64 °F (14 to 18 °C).

The days at Houston cool quickly during October. By the end of the month, the temperature has dropped around 8 °F (5 °C) below what it was at the start.

20 days 80 °F max. or more (27 °C)
14 days 60 °F min. or less (16 °C)

Nearly every October day warms to over 70 °F (21 °C) in Houston. The city averages 3 days this month when the thermometer reaches into the 90s °F (over 32 °C). Temperatures above 100 °F (38 °C) are not expected here during October.

The thermometer dips to 50 °F (10 °C) or below on an average of 4 nights. But most years October does not get as cold as 40 °F (4 °C).

Rainy Weather iconRain

5.7 in total precipitation 145 mm
8 days of rain

Half the time, Houston receives 2 to 8 inches (45 to 198 mm) of rainfall in October. One in four years has drier weather, while another one in four is wetter.

Sunny Weather iconSun

64 % sunshine
11 days clear skies

The sun's rays reach the ground in Houston during 64 percent of daylight hours on average in October, for a total of 227 hours in the month. Typically on 11 days this month the sky is mainly clear, with at most 30 percent cloud cover.

Sunlight in October at Houston lasts for 11 hours and 25 minutes a day on average. The longest day of the month is the 1st with 11 hours and 52 minutes of daylight. By the end of the month, the days have shortened to 11:01 from sunrise to sunset. These durations can vary by a minute or two from year to year.

Humid Weather iconHumidity

75 % October average humidity

The relative humidity in Houston during October usually peaks at 91 percent in the morning then drops to 53 percent by mid afternoon.

Local Time12 am3 am6 am9 am12 pm3 pm6 pm9 pm
Humidity % 88 90 91 75 56 53 68 82

Windy Weather iconWind

6.9 mph October wind speed average 11.1 kph

October is less windy than most other months in Houston.

Stormy Weather iconStorms

3 days rainfall of 0.5 inches (13 mm) or more
4 days with thunderstorms in October
6 % chance a named storm approaches

There's a 4 percent probability that a hurricane will approach within 100 miles (165 km) of Houston during October. The chance of a major category 3 to 5 hurricane reaching the area is 1 percent.


These weather data are long-term historical averages provided by the National Climatic Data Center of the United States. The temperature and precipitation numbers are 1981-2010 normals while the humidity and thunderstorm statistics are 1961-1990 normals. The named storm probabilities come from the Atlantic Oceanographic and Meteorological Laboratory, Hurricane Research Division.

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