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September Weather in Mannington, United States

Last updated: June 24, 2025

In Mannington, United States, the average temperature in September is a pleasant 20°C (68°F). However, expect a range: it can dip as low as 5°C (41°F) and rise to a warm 33°C (92°F). During this month, the area typically receives about 116 mm (4.5 in) of precipitation across 9 days, and the average humidity hovers around 73%. Stay prepared for fluctuating weather!

September Temperature in Mannington

In September in Mannington, the average temperature is 20°C (68°F), with maximums reaching 33°C (92°F) and minimums dropping as low as 5°C (41°F). This climate makes Mannington an ideal destination for travelers seeking a pleasant mix of warm days and cool nights.

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

The chart illustrates September temperature patterns in Mannington, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mannington, September typically has an average temperature of 20°C (68°F), with highs reaching up to 33°C (92°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec333844536370747368584438
Data source: Temperature data for Mannington 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 Mannington

In Mannington in September, the precipitation amount is 116 mm (4.5 in) over the course of 9 days.

September Precipitation Trends in Mannington

The chart displays monthly precipitation patterns in Mannington, 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 Mannington, September typically receives around 116 mm (4.5 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec9014311814315316814212711611489125
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Mannington

In Mannington in September, humidity is 73%. With an average temperature of 20°C (68°F), this humidity feels like a warm embrace, making outdoor activities somewhat sticky, yet the atmosphere remains pleasant for leisurely strolls and sightseeing.

September Average Humidity in Mannington

This chart illustrates the average monthly humidity levels in Mannington, 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 Mannington is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%88%87%82%84%82%73%74%81%89%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Mannington

In Mannington 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 Mannington.

Maximum UV Index Levels in Mannington for September

The chart shows the monthly maximum UV Index (UVI) for Mannington 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 Mannington typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910101098753
Data source: Mannington 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 Mannington Compares to Other Months

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

This table compares monthly weather conditions in Mannington, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (33°F)90 mm (3.6 inches)88%moderate
February Weather3°C (38°F)143 mm (5.6 inches)88%moderate
March Weather7°C (44°F)118 mm (4.6 inches)88%high
April Weather12°C (53°F)143 mm (5.6 inches)86%very high
May Weather17°C (64°F)153 mm (6.0 inches)82%very high
June Weather21°C (70°F)168 mm (6.6 inches)84%very high
July Weather24°C (75°F)142 mm (5.6 inches)82%very high
August Weather23°C (73°F)127 mm (5.0 inches)73%very high
September Weather20°C (68°F)116 mm (4.5 inches)73%very high
October Weather15°C (58°F)114 mm (4.5 inches)81%high
November Weather6°C (44°F)89 mm (3.5 inches)89%moderate
December Weather3°C (38°F)125 mm (4.9 inches)86%moderate

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