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September Weather in Poplarville, United States

Last updated: August 27, 2025

In September, the average temperature in Poplarville, United States is a warm 26°C (79°F), with minimums dipping to 12°C (54°F) and maximums soaring to 37°C (100°F). Expect some rain, as precipitation averages 126 mm (5.0 in) over 13 days, contributing to an average humidity of 80%.

September Temperature in Poplarville

In September in Poplarville, the average temperature is 26°C (79°F), with maximums reaching 37°C (100°F) and minimums dropping to as low as 12°C (54°F). This diverse temperature range makes Poplarville an ideal destination for travelers seeking both warmth and cooler evenings.

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

The chart illustrates September temperature patterns in Poplarville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Poplarville, September typically has an average temperature of 26°C (79°F), with highs reaching up to 37°C (100°F) and lows dropping to around 12°C (54°F).
JanFebMarAprMayJunJulAugSepOctNovDec525863677580818178725955
Data source: Temperature data for Poplarville 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 Poplarville

In Poplarville in September, the precipitation amount is 126 mm (5.0 in) over the course of 13 days.

September Precipitation Trends in Poplarville

The chart displays monthly precipitation patterns in Poplarville, 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 Poplarville, September typically receives around 126 mm (5.0 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec1071109112814621719120512612070123
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Poplarville

In Poplarville in September humidity is 80%. With an average temperature of 26°C (79°F), this humidity feels like a heavy blanket, making outdoor activities feel sticky and exhausting, potentially dampening the travel experience and necessitating frequent breaks to cool down and hydrate.

September Average Humidity in Poplarville

This chart illustrates the average monthly humidity levels in Poplarville, 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 Poplarville is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%80%80%78%73%71%79%78%80%76%83%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Poplarville

In Poplarville 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 Poplarville.

Maximum UV Index Levels in Poplarville for September

The chart shows the monthly maximum UV Index (UVI) for Poplarville 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 Poplarville typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec589111112111110864
Data source: Poplarville 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 Poplarville Compares to Other Months

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

This table compares monthly weather conditions in Poplarville, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather11°C (52°F)107 mm (4.2 inches)82%moderate
February Weather14°C (58°F)110 mm (4.3 inches)80%very high
March Weather17°C (63°F)91 mm (3.6 inches)80%very high
April Weather19°C (67°F)128 mm (5.0 inches)78%extreme
May Weather24°C (75°F)145 mm (5.7 inches)73%extreme
June Weather26°C (80°F)217 mm (8.5 inches)71%extreme
July Weather27°C (81°F)191 mm (7.5 inches)79%extreme
August Weather27°C (81°F)205 mm (8.1 inches)78%extreme
September Weather26°C (79°F)126 mm (5.0 inches)80%very high
October Weather22°C (72°F)120 mm (4.7 inches)76%very high
November Weather15°C (59°F)69 mm (2.7 inches)83%high
December Weather13°C (55°F)123 mm (4.9 inches)87%moderate

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