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September Weather in Brownfield, United States

Last updated: June 24, 2025

In September, the average temperature in Brownfield, United States hovers around 23°C (74°F). You might experience a minimum chill of 4°C (39°F) and a peak warmth reaching up to 37°C (99°F). Be prepared for some rain, as the area typically receives about 53 mm (2.1 in) of precipitation over 5 days. With an average humidity of 69%, it’s a month that balances warmth with a hint of moisture.

September Temperature in Brownfield

In September in Brownfield, the average temperature is 23°C (74°F). The maximum can reach 37°C (99°F), and the minimum can be as low as 4°C (39°F). It's essential for travelers to prepare for a wide range of temperatures during their visit.

September Weather in Brownfield: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Brownfield, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Brownfield, September typically has an average temperature of 23°C (74°F), with highs reaching up to 37°C (99°F) and lows dropping to around 4°C (39°F).
JanFebMarAprMayJunJulAugSepOctNovDec424555627279828174625145
Data source: Temperature data for Brownfield 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.

September Precipitation in Brownfield

In Brownfield in September, the precipitation amount is 53 mm (2.1 in) during a span of 5 days.

September Precipitation Trends in Brownfield

The chart displays monthly precipitation patterns in Brownfield, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Brownfield, September typically receives around 53 mm (2.1 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec181337225045252853501913
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Brownfield

In Brownfield in September humidity is 69%. With an average temperature of 23°C (74°F), this humidity feels like a warm embrace, making outdoor adventures enjoyable yet slightly sticky, perfect for leisurely strolls or exploring local attractions while staying hydrated.

September Average Humidity in Brownfield

This chart illustrates the average monthly humidity levels in Brownfield, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Brownfield is approximately 69%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec75%74%66%70%75%79%78%71%69%70%82%82%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Brownfield

In Brownfield in September, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Brownfield.

Maximum UV Index Levels in Brownfield for September

The chart shows the monthly maximum UV Index (UVI) for Brownfield in September, 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 September, the maximum UV index in Brownfield typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec479111212121210864
Data source: Brownfield September 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 September Weather in Brownfield Compares to Other Months

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

This table compares monthly weather conditions in Brownfield, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (42°F)18 mm (0.7 inches)75%moderate
February Weather7°C (45°F)13 mm (0.5 inches)74%high
March Weather13°C (56°F)37 mm (1.4 inches)66%very high
April Weather17°C (62°F)22 mm (0.9 inches)70%extreme
May Weather22°C (72°F)50 mm (2.0 inches)75%extreme
June Weather26°C (80°F)45 mm (1.8 inches)79%extreme
July Weather28°C (82°F)25 mm (1.0 inches)78%extreme
August Weather27°C (81°F)28 mm (1.1 inches)71%extreme
September Weather23°C (74°F)53 mm (2.1 inches)69%very high
October Weather17°C (62°F)50 mm (2.0 inches)70%very high
November Weather11°C (52°F)19 mm (0.8 inches)82%high
December Weather7°C (45°F)13 mm (0.5 inches)82%moderate

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