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September Weather in Lampasas, United States

Last updated: June 24, 2025

In Lampasas, United States, the average temperature in September is a warm 26°C (79°F), with highs reaching up to 38°C (101°F) and lows dropping to 9°C (48°F). Expect some rain, as 78 mm (3.1 in) of precipitation typically falls over 8 days. The air feels comfortable with an average humidity of 66%.

September Temperature in Lampasas

In September in Lampasas, the average temperature is 26°C (79°F), with maximums reaching 38°C (101°F) and minimums dropping as low as 9°C (48°F). This variation in temperature makes it essential to pack both light clothing for the heat and warmer layers for the cooler evenings when traveling.

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

The chart illustrates September temperature patterns in Lampasas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lampasas, September typically has an average temperature of 26°C (79°F), with highs reaching up to 38°C (101°F) and lows dropping to around 9°C (48°F).
JanFebMarAprMayJunJulAugSepOctNovDec495162677581858579695853
Data source: Temperature data for Lampasas 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 Lampasas

In Lampasas in September, the total precipitation amount is 78 mm (3.1 in) over the course of 8 days.

September Precipitation Trends in Lampasas

The chart displays monthly precipitation patterns in Lampasas, 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 Lampasas, September typically receives around 78 mm (3.1 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec47577782169604971781053344
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Lampasas

In Lampasas in September, humidity is 66%. With an average temperature of 26°C (79°F), this humidity feels like a warm, enveloping blanket, making outdoor activities invigorating yet requiring occasional breaks in the shade to stay comfortable while traveling.

September Average Humidity in Lampasas

This chart illustrates the average monthly humidity levels in Lampasas, 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 Lampasas 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 Lampasas

In Lampasas 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 Lampasas.

Maximum UV Index Levels in Lampasas for September

The chart shows the monthly maximum UV Index (UVI) for Lampasas 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 Lampasas typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec579111112121110864
Data source: Lampasas 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 Lampasas Compares to Other Months

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

This table compares monthly weather conditions in Lampasas, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather10°C (49°F)46 mm (1.8 inches)78%moderate
February Weather11°C (51°F)57 mm (2.2 inches)78%high
March Weather17°C (62°F)77 mm (3.0 inches)77%very high
April Weather19°C (67°F)82 mm (3.2 inches)78%extreme
May Weather24°C (75°F)169 mm (6.7 inches)82%extreme
June Weather27°C (82°F)60 mm (2.4 inches)78%extreme
July Weather29°C (85°F)49 mm (1.9 inches)69%extreme
August Weather29°C (85°F)71 mm (2.8 inches)63%extreme
September Weather26°C (79°F)78 mm (3.1 inches)66%very high
October Weather20°C (69°F)105 mm (4.1 inches)73%very high
November Weather14°C (58°F)33 mm (1.3 inches)84%high
December Weather12°C (53°F)44 mm (1.7 inches)87%moderate

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