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September Weather in Dunlap, United States

Last updated: June 24, 2025

In September, the average temperature in Dunlap, United States hovers around 20°C (68°F). However, temperatures can vary significantly, ranging from a chilly 4°C (39°F) to a sweltering 35°C (96°F). Expect a moderate amount of precipitation, with around 96 mm (3.8 in) distributed over 9 days. While enjoying the weather, be prepared for a notable average humidity of 75%.

September Temperature in Dunlap

In September in Dunlap, the average temperature is 20°C (68°F). Maximum can reach 35°C (96°F) and minimum can be as low as 4°C (39°F). This diverse temperature range makes it an ideal time for travelers to enjoy both warm and cooler activities in Dunlap.

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

The chart illustrates September temperature patterns in Dunlap, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dunlap, September typically has an average temperature of 20°C (68°F), with highs reaching up to 35°C (96°F) and lows dropping to around 4°C (39°F).
JanFebMarAprMayJunJulAugSepOctNovDec232439486174767368513830
Data source: Temperature data for Dunlap 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 Dunlap

In Dunlap in September, the total precipitation amount is 96 mm (3.8 in) spread over a period of 9 days.

September Precipitation Trends in Dunlap

The chart displays monthly precipitation patterns in Dunlap, 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 Dunlap, September typically receives around 96 mm (3.8 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec2937855916611568117961203337
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Dunlap

In Dunlap in September, humidity is 75%. With an average temperature of 20°C (68°F), this humidity feels like a warm, muggy embrace that can leave travelers feeling sticky and exhausted.

September Average Humidity in Dunlap

This chart illustrates the average monthly humidity levels in Dunlap, 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 Dunlap is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%80%73%75%78%82%83%81%75%75%82%83%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Dunlap

In Dunlap 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 Dunlap.

Maximum UV Index Levels in Dunlap for September

The chart shows the monthly maximum UV Index (UVI) for Dunlap 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 Dunlap typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356810101098642
Data source: Dunlap 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 Dunlap Compares to Other Months

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

This table compares monthly weather conditions in Dunlap, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (24°F)29 mm (1.1 inches)76%moderate
February Weather-5°C (24°F)37 mm (1.5 inches)80%moderate
March Weather4°C (40°F)84 mm (3.3 inches)73%high
April Weather9°C (49°F)59 mm (2.3 inches)74%very high
May Weather16°C (62°F)166 mm (6.5 inches)78%very high
June Weather23°C (74°F)115 mm (4.5 inches)82%very high
July Weather25°C (77°F)67 mm (2.7 inches)83%very high
August Weather23°C (73°F)117 mm (4.6 inches)80%very high
September Weather20°C (68°F)96 mm (3.8 inches)75%very high
October Weather11°C (52°F)120 mm (4.7 inches)75%high
November Weather3°C (38°F)33 mm (1.3 inches)82%moderate
December Weather-1°C (30°F)37 mm (1.5 inches)83%low

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