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September Weather in Risingsun, United States

Last updated: June 24, 2025

In Risingsun, United States, the average temperature in September hovers around 20°C (68°F). Temperatures can fluctuate significantly, with minimums dipping to 5°C (41°F) and maximums soaring up to 33°C (93°F). Expect some rain, as 67 mm (2.6 in) of precipitation typically falls over 9 days, while the average humidity lingers at a lush 78%.

September Temperature in Risingsun

In September in Risingsun, the average temperature is 20°C (68°F). Maximums can reach 33°C (93°F) and minimums can be as low as 5°C (41°F). Be prepared for a mix of warm and cool weather, making it a great time for outdoor activities and exploration.

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

The chart illustrates September temperature patterns in Risingsun, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Risingsun, September typically has an average temperature of 20°C (68°F), with highs reaching up to 33°C (93°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec293140506271757368574135
Data source: Temperature data for Risingsun 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 Risingsun

In Risingsun in September, the total precipitation amount is 67 mm (2.6 in), occurring over a span of 9 days.

September Precipitation Trends in Risingsun

The chart displays monthly precipitation patterns in Risingsun, 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 Risingsun, September typically receives around 67 mm (2.6 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec7179911021451251259067928861
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Risingsun

In Risingsun in September humidity is 78%. With an average temperature of 20°C (68°F), this humidity feels like a warm, enveloping blanket that makes exploring the sights a bit sticky, so travelers should stay hydrated and take frequent breaks in the shade.

September Average Humidity in Risingsun

This chart illustrates the average monthly humidity levels in Risingsun, 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 Risingsun is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%87%88%81%82%81%78%78%82%89%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Risingsun

In Risingsun 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 Risingsun.

Maximum UV Index Levels in Risingsun for September

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

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

This table compares monthly weather conditions in Risingsun, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)71 mm (2.8 inches)88%moderate
February Weather-1°C (31°F)79 mm (3.1 inches)87%moderate
March Weather5°C (40°F)91 mm (3.6 inches)87%high
April Weather10°C (50°F)102 mm (4.0 inches)87%very high
May Weather17°C (62°F)145 mm (5.7 inches)81%very high
June Weather22°C (72°F)125 mm (4.9 inches)82%very high
July Weather24°C (76°F)125 mm (4.9 inches)81%very high
August Weather23°C (73°F)90 mm (3.5 inches)78%very high
September Weather20°C (68°F)67 mm (2.6 inches)78%very high
October Weather14°C (57°F)92 mm (3.6 inches)82%high
November Weather5°C (42°F)88 mm (3.5 inches)89%moderate
December Weather2°C (35°F)61 mm (2.4 inches)86%low

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