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September Weather in Prairie du Rocher, United States

Last updated: June 24, 2025

In September, the average temperature in Prairie du Rocher, United States is a pleasant 23°C (73°F). While you can expect the minimum temperature to dip to 8°C (46°F), the maximum can soar up to 35°C (95°F). During this month, be prepared for 57 mm (2.3 in) of precipitation spread over 7 days, contributing to an average humidity level of 68%.

September Temperature in Prairie du Rocher

In September in Prairie du Rocher, the average temperature is 23°C (73°F), with maximums reaching 35°C (95°F) and minimums dropping to 8°C (46°F). This range makes Prairie du Rocher an ideal destination for travelers seeking pleasant weather and a variety of outdoor activities.

September Weather in Prairie du Rocher: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Prairie du Rocher, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Prairie du Rocher, September typically has an average temperature of 23°C (73°F), with highs reaching up to 35°C (95°F) and lows dropping to around 8°C (46°F).
JanFebMarAprMayJunJulAugSepOctNovDec343748566877807773604541
Data source: Temperature data for Prairie du Rocher 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 Prairie du Rocher

In Prairie du Rocher in September, the precipitation amount is 57 mm (2.3 in) over a span of 7 days.

September Precipitation Trends in Prairie du Rocher

The chart displays monthly precipitation patterns in Prairie du Rocher, 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 Prairie du Rocher, September typically receives around 57 mm (2.3 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec821011311471528191106581168073
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Prairie du Rocher

In Prairie du Rocher in September humidity is 68%. With an average temperature of 23°C (73°F), this humidity feels like a soft blanket wrapping around you, making every step outside feel a bit heavier, but offering a warm embrace that encourages leisurely exploration and a relaxed pace for travel.

September Average Humidity in Prairie du Rocher

This chart illustrates the average monthly humidity levels in Prairie du Rocher, 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 Prairie du Rocher is approximately 68%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%81%80%80%83%83%76%69%68%72%83%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Prairie du Rocher

In Prairie du Rocher in September, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Prairie du Rocher.

Maximum UV Index Levels in Prairie du Rocher for September

The chart shows the monthly maximum UV Index (UVI) for Prairie du Rocher 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 Prairie du Rocher typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579111111109753
Data source: Prairie du Rocher 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 Prairie du Rocher Compares to Other Months

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

This table compares monthly weather conditions in Prairie du Rocher, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)82 mm (3.2 inches)83%moderate
February Weather3°C (38°F)101 mm (4.0 inches)81%moderate
March Weather9°C (48°F)131 mm (5.2 inches)80%high
April Weather13°C (56°F)147 mm (5.8 inches)80%very high
May Weather20°C (68°F)152 mm (6.0 inches)83%extreme
June Weather25°C (77°F)80 mm (3.2 inches)83%extreme
July Weather27°C (80°F)90 mm (3.6 inches)76%extreme
August Weather25°C (77°F)106 mm (4.2 inches)69%very high
September Weather23°C (73°F)57 mm (2.3 inches)68%very high
October Weather16°C (60°F)116 mm (4.6 inches)72%high
November Weather7°C (45°F)80 mm (3.1 inches)83%moderate
December Weather5°C (41°F)73 mm (2.9 inches)86%moderate

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