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September Weather in Pflugerville, United States

Last updated: June 24, 2025

In September, the average temperature in Pflugerville, United States is a warm 27°C (80°F). Expect a range from a cool 11°C (52°F) to a scorching 38°C (101°F). During this period, you'll encounter about 112 mm (4.4 in) of precipitation over 11 days, contributing to an average humidity of 66%.

September Temperature in Pflugerville

In September in Pflugerville, the average temperature is 27°C (80°F), with maximums reaching 38°C (101°F) and minimums dropping as low as 11°C (52°F). This variation makes it essential for travelers to pack versatile clothing suitable for both warm and cooler conditions.

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

The chart illustrates September temperature patterns in Pflugerville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Pflugerville, September typically has an average temperature of 27°C (80°F), with highs reaching up to 38°C (101°F) and lows dropping to around 11°C (52°F).
JanFebMarAprMayJunJulAugSepOctNovDec515363687682858680716055
Data source: Temperature data for Pflugerville 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 Pflugerville

In Pflugerville in September, the precipitation amount is 112 mm (4.4 in) that occurs over the course of 11 days.

September Precipitation Trends in Pflugerville

The chart displays monthly precipitation patterns in Pflugerville, 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 Pflugerville, September typically receives around 112 mm (4.4 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec506470991568074104112885380
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Pflugerville

In Pflugerville in September, humidity is 66%. With an average temperature of 27°C (80°F), this humidity feels like a warm, sticky embrace, making travel a bit more challenging as you may find yourself perspiring more quickly while exploring, but it's also perfect for a refreshing dip in nearby waters.

September Average Humidity in Pflugerville

This chart illustrates the average monthly humidity levels in Pflugerville, 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 Pflugerville is approximately 66%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%78%77%78%82%78%69%63%66%73%84%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Pflugerville

In Pflugerville 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 Pflugerville.

Maximum UV Index Levels in Pflugerville for September

The chart shows the monthly maximum UV Index (UVI) for Pflugerville 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 Pflugerville typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec589111112121110965
Data source: Pflugerville 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 Pflugerville Compares to Other Months

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

This table compares monthly weather conditions in Pflugerville, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather11°C (52°F)50 mm (2.0 inches)78%moderate
February Weather12°C (53°F)64 mm (2.5 inches)78%very high
March Weather17°C (64°F)70 mm (2.8 inches)77%very high
April Weather20°C (68°F)99 mm (3.9 inches)78%extreme
May Weather25°C (77°F)155 mm (6.1 inches)82%extreme
June Weather28°C (82°F)80 mm (3.2 inches)78%extreme
July Weather30°C (86°F)74 mm (2.9 inches)69%extreme
August Weather30°C (87°F)104 mm (4.1 inches)63%extreme
September Weather27°C (80°F)112 mm (4.4 inches)66%very high
October Weather21°C (71°F)88 mm (3.5 inches)73%very high
November Weather15°C (60°F)53 mm (2.1 inches)84%high
December Weather13°C (55°F)80 mm (3.1 inches)87%moderate

Compare Pflugerville's Climate with Cities Worldwide