nomadseason

October Weather in Brownsville, United States

Last updated: June 24, 2025

In October, the average temperature in Brownsville, United States hovers around 18°C (64°F), with minimums dipping to 1°C (33°F) and maximums soaring up to 36°C (96°F). Expect about 111 mm (4.4 in) of precipitation spread across 8 days, contributing to an average humidity level of 73%.

October Temperature in Brownsville

In October in Brownsville, the average temperature is 18°C (64°F). The maximum can reach 36°C (96°F), and the minimum can be as low as 1°C (33°F). This wide temperature range makes Brownsville a versatile destination for travelers, suitable for both warm-weather activities and cooler adventures.

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

The chart illustrates October temperature patterns in Brownsville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Brownsville, October typically has an average temperature of 18°C (64°F), with highs reaching up to 36°C (96°F) and lows dropping to around 1°C (33°F).
JanFebMarAprMayJunJulAugSepOctNovDec414554607178817975645046
Data source: Temperature data for Brownsville generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

October Precipitation in Brownsville

In Brownsville in October, the precipitation amount is 111 mm (4.4 in) spread over 8 days.

October Precipitation Trends in Brownsville

The chart displays monthly precipitation patterns in Brownsville, 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 Brownsville, October typically receives around 111 mm (4.4 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec9917116614310310312311611311179144
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

October Humidity in Brownsville

In Brownsville in October, humidity is 73%. With an average temperature of 18°C (64°F), this humidity feels like a warm, sticky embrace that can leave travelers feeling a bit sluggish, making outdoor activities feel more demanding and encouraging frequent breaks to hydrate and cool off.

October Average Humidity in Brownsville

This chart illustrates the average monthly humidity levels in Brownsville, 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 Brownsville is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%85%84%81%83%83%80%74%70%73%85%88%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Brownsville

In Brownsville 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 Brownsville.

Maximum UV Index Levels in Brownsville for October

The chart shows the monthly maximum UV Index (UVI) for Brownsville 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 Brownsville typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46710101111109753
Data source: Brownsville 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 Brownsville Compares to Other Months

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

This table compares monthly weather conditions in Brownsville, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (42°F)99 mm (3.9 inches)86%moderate
February Weather7°C (46°F)171 mm (6.7 inches)85%high
March Weather12°C (55°F)166 mm (6.5 inches)84%high
April Weather16°C (61°F)143 mm (5.6 inches)81%very high
May Weather22°C (71°F)103 mm (4.1 inches)83%very high
June Weather26°C (78°F)103 mm (4.1 inches)83%extreme
July Weather27°C (81°F)123 mm (4.9 inches)80%extreme
August Weather26°C (79°F)116 mm (4.6 inches)73%very high
September Weather24°C (75°F)113 mm (4.5 inches)70%very high
October Weather18°C (64°F)111 mm (4.4 inches)73%high
November Weather10°C (50°F)79 mm (3.1 inches)85%moderate
December Weather8°C (46°F)144 mm (5.7 inches)88%moderate

Compare Brownsville's Climate with Cities Worldwide