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October Weather in Dallas, United States

Last updated: June 24, 2025

In Dallas, United States, the average temperature in October hovers around 18°C (65°F), with extremes ranging from a brisk 0°C (33°F) to a sweltering 35°C (95°F). This month also brings about 107 mm (4.2 in) of precipitation over 9 days, contributing to a notable average humidity of 79%.

October Temperature in Dallas

In October in Dallas, the average temperature is 18°C (65°F), with maximums reaching up to 35°C (95°F) and minimums dipping as low as 0°C (33°F). This makes it an ideal time for travelers to enjoy a variety of outdoor activities while being prepared for a range of temperatures.

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

The chart illustrates October temperature patterns in Dallas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dallas, October typically has an average temperature of 18°C (65°F), with highs reaching up to 35°C (95°F) and lows dropping to around 0°C (33°F).
JanFebMarAprMayJunJulAugSepOctNovDec434853627076807874645046
Data source: Temperature data for Dallas 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 Dallas

In Dallas in October, the precipitation amount is 107 mm (4.2 in), occurring over a span of 9 days.

October Precipitation Trends in Dallas

The chart displays monthly precipitation patterns in Dallas, 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 Dallas, October typically receives around 107 mm (4.2 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec9412594117120929811913010896126
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Dallas

In Dallas in October, humidity is 79%. With an average temperature of 18°C (65°F), this humidity feels like walking through a warm mist, making traveling slightly uncomfortable and sticky, but offering a refreshing escape when you find moments of shade or a breeze.

October Average Humidity in Dallas

This chart illustrates the average monthly humidity levels in Dallas, 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 Dallas is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%85%84%82%83%82%80%74%75%79%87%87%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Dallas

In Dallas in October, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Dallas.

Maximum UV Index Levels in Dallas for October

The chart shows the monthly maximum UV Index (UVI) for Dallas 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 Dallas typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46810101111109853
Data source: Dallas 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 Dallas Compares to Other Months

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

This table compares monthly weather conditions in Dallas, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)94 mm (3.7 inches)86%moderate
February Weather9°C (49°F)124 mm (4.9 inches)85%high
March Weather12°C (54°F)94 mm (3.7 inches)84%very high
April Weather16°C (62°F)117 mm (4.6 inches)82%very high
May Weather21°C (71°F)120 mm (4.7 inches)83%very high
June Weather25°C (77°F)92 mm (3.6 inches)82%extreme
July Weather27°C (80°F)98 mm (3.9 inches)80%extreme
August Weather26°C (78°F)119 mm (4.7 inches)74%very high
September Weather23°C (74°F)130 mm (5.1 inches)75%very high
October Weather18°C (65°F)107 mm (4.2 inches)79%very high
November Weather10°C (51°F)96 mm (3.8 inches)87%moderate
December Weather8°C (47°F)126 mm (5.0 inches)87%moderate

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