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September Weather in Strong, United States

Last updated: June 24, 2025

In Strong, United States, the average temperature in September hovers around 15°C (60°F). Temperatures can vary significantly, with a minimum of -2°C (28°F) and a maximum reaching 31°C (89°F). Expect 67 mm (2.7 in) of precipitation spread over 8 days, accompanied by an average humidity of 77%, ensuring a moist atmosphere throughout the month.

September Temperature in Strong

In September in Strong, the average temperature is 15°C (60°F), with maximums reaching 31°C (89°F) and minimums dropping as low as -2°C (28°F). This diverse range of temperatures makes it essential for travelers to pack accordingly to enjoy their visit comfortably.

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

The chart illustrates September temperature patterns in Strong, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Strong, September typically has an average temperature of 15°C (60°F), with highs reaching up to 31°C (89°F) and lows dropping to around -2°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec182028405363686659473323
Data source: Temperature data for Strong 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 Strong

In Strong in September, the precipitation amount is 67 mm (2.7 in) during a total of 8 days.

September Precipitation Trends in Strong

The chart displays monthly precipitation patterns in Strong, 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 Strong, September typically receives around 67 mm (2.7 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec85857313089881278868130112119
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Strong

In Strong in September, humidity is 77%. With an average temperature of 15°C (60°F), this humidity feels like you're wading through a warm, heavy blanket, making travel feel more exhausting and sticky than usual.

September Average Humidity in Strong

This chart illustrates the average monthly humidity levels in Strong, 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 Strong is approximately 77%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%85%84%78%72%75%74%77%85%86%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Strong

In Strong in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Strong.

Maximum UV Index Levels in Strong for September

The chart shows the monthly maximum UV Index (UVI) for Strong 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 Strong typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2468910997532
Data source: Strong 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 Strong Compares to Other Months

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

This table compares monthly weather conditions in Strong, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-8°C (18°F)85 mm (3.4 inches)91%low
February Weather-7°C (21°F)85 mm (3.4 inches)89%moderate
March Weather-2°C (28°F)72 mm (2.9 inches)85%high
April Weather5°C (41°F)130 mm (5.1 inches)84%very high
May Weather12°C (53°F)89 mm (3.5 inches)78%very high
June Weather17°C (63°F)88 mm (3.5 inches)72%very high
July Weather20°C (68°F)127 mm (5.0 inches)75%very high
August Weather19°C (67°F)88 mm (3.5 inches)74%very high
September Weather15°C (60°F)67 mm (2.7 inches)77%high
October Weather9°C (48°F)130 mm (5.1 inches)85%moderate
November Weather1°C (33°F)112 mm (4.4 inches)86%moderate
December Weather-5°C (23°F)119 mm (4.7 inches)85%low

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