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September Weather in Plain Dealing, United States

Last updated: June 24, 2025

In September, the average temperature in Plain Dealing, United States hovers around 26°C (78°F). However, be prepared for some variability, as daily temperatures can dip to a minimum of 10°C (51°F) and soar to a maximum of 38°C (101°F). During this time, expect about 92 mm (3.6 in) of precipitation over approximately 8 days, contributing to an average humidity of 63%.

September Temperature in Plain Dealing

In September, in Plain Dealing, the average temperature is 26°C (78°F). Maximum temperatures can reach 38°C (101°F), while the minimum can drop as low as 10°C (51°F). This comfortable climate makes it an ideal destination for travelers seeking both warmth and cooler evenings to enjoy.

September Weather in Plain Dealing: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Plain Dealing, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Plain Dealing, September typically has an average temperature of 26°C (78°F), with highs reaching up to 38°C (101°F) and lows dropping to around 10°C (51°F).
JanFebMarAprMayJunJulAugSepOctNovDec475060647380838278675551
Data source: Temperature data for Plain Dealing 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 Plain Dealing

In Plain Dealing in September, the precipitation amount is 92 mm (3.6 in), occurring over the course of 8 days.

September Precipitation Trends in Plain Dealing

The chart displays monthly precipitation patterns in Plain Dealing, 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 Plain Dealing, September typically receives around 92 mm (3.6 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec10715813016914110482989210667135
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Plain Dealing

In Plain Dealing in September humidity is 63%. With an average temperature of 26°C (78°F), this humidity feels like a warm, tropical embrace, making outdoor activities pleasantly refreshing yet slightly sticky, perfect for leisurely strolls and beachside adventures.

September Average Humidity in Plain Dealing

This chart illustrates the average monthly humidity levels in Plain Dealing, 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 Plain Dealing is approximately 63%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%80%78%79%81%77%72%65%63%70%82%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Plain Dealing

In Plain Dealing 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 Plain Dealing.

Maximum UV Index Levels in Plain Dealing for September

The chart shows the monthly maximum UV Index (UVI) for Plain Dealing 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 Plain Dealing typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec478111112111110864
Data source: Plain Dealing 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 Plain Dealing Compares to Other Months

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

This table compares monthly weather conditions in Plain Dealing, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (47°F)107 mm (4.2 inches)82%moderate
February Weather10°C (50°F)157 mm (6.2 inches)80%high
March Weather15°C (60°F)130 mm (5.1 inches)78%very high
April Weather18°C (64°F)169 mm (6.7 inches)79%extreme
May Weather23°C (74°F)141 mm (5.6 inches)81%extreme
June Weather27°C (80°F)104 mm (4.1 inches)77%extreme
July Weather28°C (83°F)82 mm (3.2 inches)72%extreme
August Weather28°C (83°F)98 mm (3.9 inches)65%extreme
September Weather26°C (78°F)92 mm (3.6 inches)63%very high
October Weather19°C (67°F)106 mm (4.2 inches)70%very high
November Weather13°C (55°F)67 mm (2.6 inches)82%high
December Weather11°C (51°F)135 mm (5.3 inches)88%moderate

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