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October Weather in Houston, United States

Last updated: June 24, 2025

In Houston, United States, the average temperature in October hovers around 15°C (58°F), creating a mild atmosphere. However, temperatures can vary significantly, with a minimum of -5°C (23°F) and a peak of 33°C (91°F). Expect about 117 mm (4.6 in) of precipitation spread over 10 days, contributing to an average humidity level of 72%. Enjoy the versatile climate this month!

October Temperature in Houston

In October in Houston, the average temperature is 15°C (58°F), with maximums reaching up to 33°C (91°F) and minimums dropping as low as -5°C (23°F). Travelers should be prepared for a wide range of temperatures and pack accordingly to ensure a comfortable experience.

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 15°C (58°F), with highs reaching up to 33°C (91°F) and lows dropping to around -5°C (23°F).
JanFebMarAprMayJunJulAugSepOctNovDec343748556574787572584541
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 117 mm (4.6 in) recorded over a span of 10 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 117 mm (4.6 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec73100138170188687597421176863
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 72%. With an average temperature of 15°C (58°F), this humidity feels like a damp blanket wrapping around you, making outdoor activities less comfortable and encouraging travelers to seek out shaded areas or cool indoor spaces.

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 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%81%80%80%83%83%76%69%68%72%83%87%
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 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the 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 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec36710111111109753
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 Weather1°C (35°F)73 mm (2.9 inches)83%moderate
February Weather3°C (38°F)100 mm (3.9 inches)81%high
March Weather9°C (48°F)138 mm (5.4 inches)80%high
April Weather13°C (55°F)170 mm (6.7 inches)80%very high
May Weather18°C (65°F)188 mm (7.4 inches)83%extreme
June Weather23°C (74°F)67 mm (2.7 inches)83%extreme
July Weather26°C (78°F)75 mm (2.9 inches)76%extreme
August Weather24°C (76°F)97 mm (3.8 inches)69%very high
September Weather22°C (72°F)42 mm (1.6 inches)68%very high
October Weather15°C (58°F)117 mm (4.6 inches)72%high
November Weather7°C (45°F)68 mm (2.7 inches)83%moderate
December Weather5°C (41°F)63 mm (2.5 inches)86%moderate

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