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October Weather in Houston, United States

Last updated: June 24, 2025

In Houston, United States, the average temperature in October is a mild 14°C (58°F). However, temperatures can swing from a chilly -1°C (30°F) at night to a warm 32°C (90°F) during the day. Expect 122 mm (4.8 in) of precipitation spread across 14 days, contributing to an average humidity of 82%.

October Temperature in Houston

In October in Houston, the average temperature is 14°C (58°F), with maximums reaching 32°C (90°F) and minimums dipping as low as -1°C (30°F). It's advisable to pack clothing for both warm days and chilly nights when traveling during this month.

October Weather in Houston: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Houston, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Houston, October typically has an average temperature of 14°C (58°F), with highs reaching up to 32°C (90°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec323642526370757368574237
Data source: Temperature data for Houston generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

October Precipitation in Houston

In Houston in October, the total precipitation amount is 122 mm (4.8 in) over the course of 14 days.

October Precipitation Trends in Houston

The chart displays monthly precipitation patterns in Houston, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Houston, October typically receives around 122 mm (4.8 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec881211121301391471428812412288106
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Houston

In Houston in October, humidity is 82%. With an average temperature of 14°C (58°F), this humidity feels like a heavy blanket wrapping around you, making travel uncomfortable and sticky.

October Average Humidity in Houston

This chart illustrates the average monthly humidity levels in Houston, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Houston is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%87%87%81%83%82%76%77%82%89%86%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Houston

In Houston in October, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Houston, you can refer to this Hourly UV Index in Houston.

Maximum UV Index Levels in Houston for October

The chart shows the monthly maximum UV Index (UVI) for Houston in October, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In October, the maximum UV index in Houston typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098642
Data source: Houston October UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How October Weather in Houston Compares to Other Months

Weather in Houston varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Houston, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Houston, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)88 mm (3.5 inches)88%moderate
February Weather2°C (36°F)121 mm (4.8 inches)88%moderate
March Weather6°C (42°F)112 mm (4.4 inches)87%high
April Weather11°C (52°F)130 mm (5.1 inches)87%very high
May Weather17°C (63°F)138 mm (5.5 inches)81%very high
June Weather21°C (70°F)147 mm (5.8 inches)83%very high
July Weather24°C (75°F)142 mm (5.6 inches)82%very high
August Weather23°C (73°F)88 mm (3.5 inches)76%very high
September Weather20°C (68°F)124 mm (4.9 inches)77%very high
October Weather14°C (58°F)122 mm (4.8 inches)82%high
November Weather6°C (43°F)88 mm (3.5 inches)89%moderate
December Weather3°C (37°F)106 mm (4.2 inches)86%low

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