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October Weather in Lewisville, United States

Last updated: June 24, 2025

In October, the average temperature in Lewisville, United States hovers around 19°C (67°F). During this month, you can experience a minimum temperature of 0°C (32°F) and a maximum of 35°C (95°F). Expect precipitation to accumulate around 105 mm (4.1 in) over approximately 10 days, with an average humidity level of 70%—perfect for those who enjoy a touch of warmth and moisture in the air!

October Temperature in Lewisville

In October in Lewisville, the average temperature is 19°C (67°F). Maximum temperatures can reach 35°C (95°F), while minimums can dip as low as 0°C (32°F). Be sure to pack layers and stay hydrated while exploring the diverse climate during your travels!

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

The chart illustrates October temperature patterns in Lewisville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lewisville, October typically has an average temperature of 19°C (67°F), with highs reaching up to 35°C (95°F) and lows dropping to around 0°C (32°F).
JanFebMarAprMayJunJulAugSepOctNovDec465059647380838278675551
Data source: Temperature data for Lewisville 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 Lewisville

In Lewisville in October, the precipitation amount is 105 mm (4.1 in) over the course of 10 days.

October Precipitation Trends in Lewisville

The chart displays monthly precipitation patterns in Lewisville, 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 Lewisville, October typically receives around 105 mm (4.1 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec102161138183143115701008910569143
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Lewisville

In Lewisville in October humidity is 70%. With an average temperature of 19°C (67°F), this humidity feels like a warm blanket wrapping around you, making traveling somewhat uncomfortable and sticky, as the air feels dense and every movement requires a bit more effort.

October Average Humidity in Lewisville

This chart illustrates the average monthly humidity levels in Lewisville, 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 Lewisville is approximately 70%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%80%78%79%81%77%72%65%63%70%82%88%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Lewisville

In Lewisville 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 Lewisville.

Maximum UV Index Levels in Lewisville for October

The chart shows the monthly maximum UV Index (UVI) for Lewisville 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 Lewisville typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec478111112111110864
Data source: Lewisville 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 Lewisville Compares to Other Months

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

This table compares monthly weather conditions in Lewisville, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (47°F)102 mm (4.0 inches)82%moderate
February Weather10°C (50°F)161 mm (6.3 inches)80%high
March Weather15°C (60°F)138 mm (5.4 inches)78%very high
April Weather18°C (64°F)183 mm (7.2 inches)79%extreme
May Weather23°C (74°F)143 mm (5.6 inches)81%extreme
June Weather27°C (81°F)115 mm (4.5 inches)77%extreme
July Weather28°C (83°F)70 mm (2.8 inches)72%extreme
August Weather28°C (83°F)100 mm (3.9 inches)65%extreme
September Weather26°C (78°F)89 mm (3.5 inches)63%very high
October Weather19°C (67°F)105 mm (4.1 inches)70%very high
November Weather13°C (55°F)69 mm (2.7 inches)82%high
December Weather10°C (51°F)143 mm (5.6 inches)88%moderate

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