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September Weather in Dallas Center, United States

Last updated: June 24, 2025

In September, the average temperature in Dallas Center, United States is a pleasant 20°C (69°F). Expect a range where the minimum dips to 5°C (41°F) and the maximum can soar up to 35°C (95°F). Be prepared for some rain, as precipitation averages 114 mm (4.5 in) spread over about 10 days. The climate is characterized by an average humidity of 73%, adding a touch of moisture to the air.

September Temperature in Dallas Center

In September in Dallas Center, the average temperature is 20°C (69°F), with maximums reaching up to 35°C (95°F) and minimums dipping as low as 5°C (41°F). This diverse temperature range makes Dallas Center a versatile destination for travelers, offering both warm days and cooler evenings to enjoy outdoor activities.

September Weather in Dallas Center: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Dallas Center, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dallas Center, September typically has an average temperature of 20°C (69°F), with highs reaching up to 35°C (95°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec222339496274777468523830
Data source: Temperature data for Dallas Center 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 Dallas Center

In Dallas Center in September, the precipitation amount is 114 mm (4.5 in) over a period of 10 days.

September Precipitation Trends in Dallas Center

The chart displays monthly precipitation patterns in Dallas Center, 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 Dallas Center, September typically receives around 114 mm (4.5 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec3539807216910878891141243738
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Dallas Center

In Dallas Center in September humidity is 73%. With an average temperature of 20°C (69°F), this humidity feels like a warm embrace, making travel slightly sticky but ultimately comfortable as long as you stay hydrated and take breaks in the shade.

September Average Humidity in Dallas Center

This chart illustrates the average monthly humidity levels in Dallas Center, 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 Dallas Center is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%80%77%78%77%81%81%77%73%75%85%83%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Dallas Center

In Dallas Center in September, 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 Dallas Center.

Maximum UV Index Levels in Dallas Center for September

The chart shows the monthly maximum UV Index (UVI) for Dallas Center 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 Dallas Center typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35689111098643
Data source: Dallas Center 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 Dallas Center Compares to Other Months

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

This table compares monthly weather conditions in Dallas Center, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (22°F)35 mm (1.4 inches)78%moderate
February Weather-5°C (24°F)39 mm (1.5 inches)80%moderate
March Weather4°C (40°F)80 mm (3.2 inches)77%high
April Weather9°C (49°F)72 mm (2.8 inches)77%very high
May Weather17°C (62°F)169 mm (6.6 inches)77%very high
June Weather23°C (75°F)108 mm (4.3 inches)81%extreme
July Weather25°C (77°F)78 mm (3.1 inches)81%very high
August Weather23°C (74°F)89 mm (3.5 inches)77%very high
September Weather20°C (69°F)114 mm (4.5 inches)73%very high
October Weather11°C (52°F)124 mm (4.9 inches)75%high
November Weather4°C (39°F)37 mm (1.4 inches)85%moderate
December Weather-1°C (31°F)38 mm (1.5 inches)83%moderate

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