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September Weather in Slovan, United States

Last updated: June 24, 2025

In September, the average temperature in Slovan, United States hovers around 20°C (68°F). Expect a range from a cool 5°C (41°F) to a warm 34°C (94°F). With an average precipitation of 120 mm (4.7 in) spread over 10 days, be prepared for occasional showers. Overall, the humidity is quite high, averaging around 77%, giving the atmosphere a lush, vibrant feel.

September Temperature in Slovan

In September in Slovan, the average temperature is 20°C (68°F). Maximum temperatures can reach 34°C (94°F) and minimums can drop as low as 5°C (41°F). This varied climate makes it a great time for travelers to experience both warm days and cooler evenings, perfect for outdoor activities and exploration.

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

The chart illustrates September temperature patterns in Slovan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Slovan, September typically has an average temperature of 20°C (68°F), with highs reaching up to 34°C (94°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec313542526370757368574237
Data source: Temperature data for Slovan 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 Slovan

In Slovan in September, the precipitation amount is 120 mm (4.7 in) spread over a duration of 10 days.

September Precipitation Trends in Slovan

The chart displays monthly precipitation patterns in Slovan, 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 Slovan, September typically receives around 120 mm (4.7 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec901181101331351421348812012189104
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Slovan

In Slovan 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 Slovan

This chart illustrates the average monthly humidity levels in Slovan, 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 Slovan 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 Slovan

In Slovan 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 Slovan.

Maximum UV Index Levels in Slovan for September

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

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

This table compares monthly weather conditions in Slovan, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)90 mm (3.5 inches)88%moderate
February Weather2°C (36°F)118 mm (4.7 inches)88%moderate
March Weather6°C (42°F)110 mm (4.3 inches)87%high
April Weather11°C (52°F)132 mm (5.2 inches)87%very high
May Weather17°C (63°F)135 mm (5.3 inches)81%very high
June Weather21°C (70°F)142 mm (5.6 inches)83%very high
July Weather24°C (75°F)134 mm (5.3 inches)82%very high
August Weather23°C (73°F)88 mm (3.5 inches)76%very high
September Weather20°C (68°F)120 mm (4.7 inches)77%very high
October Weather14°C (58°F)121 mm (4.8 inches)82%high
November Weather6°C (43°F)89 mm (3.5 inches)89%moderate
December Weather3°C (37°F)104 mm (4.1 inches)86%low

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