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September Weather in Richville, United States

Last updated: June 24, 2025

In Richville, United States, the average temperature in September is a pleasant 20°C (68°F). However, you can expect a range of temperatures, with a minimum dipping to 4°C (40°F) and a maximum soaring to 33°C (92°F). During this month, precipitation totals around 103 mm (4.0 in) spread over 10 days, contributing to an average humidity of 77%. Stay prepared for a mix of warm days and refreshing rain!

September Temperature in Richville

In September, in Richville, the average temperature is 20°C (68°F). Maximums can reach 33°C (92°F), and minimums can be as low as 4°C (40°F). It's advisable to pack layers to accommodate both warm days and cooler nights while enjoying your travels.

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

The chart illustrates September temperature patterns in Richville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Richville, 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 4°C (40°F).
JanFebMarAprMayJunJulAugSepOctNovDec303341506270757368574135
Data source: Temperature data for Richville 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 Richville

In Richville in September, the precipitation amount is 103 mm (4.0 in) over a span of 10 days.

September Precipitation Trends in Richville

The chart displays monthly precipitation patterns in Richville, 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 Richville, September typically receives around 103 mm (4.0 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec87102100132117124121911031099491
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Richville

In Richville in September, humidity is 77%. With an average temperature of 20°C (68°F), this humidity feels like a warm, sticky embrace, making it essential for travelers to stay hydrated and take breaks in shaded areas to avoid feeling sluggish in the heat.

September Average Humidity in Richville

This chart illustrates the average monthly humidity levels in Richville, 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 Richville is approximately 77%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%87%87%81%83%82%76%77%82%89%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Richville

In Richville 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 Richville.

Maximum UV Index Levels in Richville for September

The chart shows the monthly maximum UV Index (UVI) for Richville 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 Richville typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098642
Data source: Richville 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 Richville Compares to Other Months

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

This table compares monthly weather conditions in Richville, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)87 mm (3.4 inches)88%moderate
February Weather1°C (33°F)102 mm (4.0 inches)88%moderate
March Weather5°C (41°F)100 mm (3.9 inches)87%high
April Weather10°C (51°F)132 mm (5.2 inches)87%very high
May Weather17°C (62°F)117 mm (4.6 inches)81%very high
June Weather21°C (71°F)124 mm (4.9 inches)83%very high
July Weather24°C (75°F)121 mm (4.7 inches)82%very high
August Weather23°C (73°F)91 mm (3.6 inches)76%very high
September Weather20°C (68°F)103 mm (4.0 inches)77%very high
October Weather14°C (57°F)109 mm (4.3 inches)82%high
November Weather5°C (42°F)94 mm (3.7 inches)89%moderate
December Weather2°C (36°F)91 mm (3.6 inches)86%low

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