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September Weather in Elk Horn, United States

Last updated: June 24, 2025

In September, the average temperature in Elk Horn, United States hovers around 20°C (68°F), creating a pleasant atmosphere. However, be prepared for a range, as temperatures can dip to a chilly 5°C (40°F) at night and soar to a balmy 35°C (95°F) during the day. With approximately 102 mm (4.0 in) of precipitation spread over 10 days, don't forget your umbrella! The average humidity sits at a comfortable 75%, making this an ideal time to explore.

September Temperature in Elk Horn

In September in Elk Horn, the average temperature is 20°C (68°F), with maximums reaching 35°C (95°F) and minimums dropping to 5°C (40°F). This varied climate makes it an ideal time for travelers to enjoy both warm days and cool evenings.

September Weather in Elk Horn: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Elk Horn, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Elk Horn, September typically has an average temperature of 20°C (68°F), with highs reaching up to 35°C (95°F) and lows dropping to around 5°C (40°F).
JanFebMarAprMayJunJulAugSepOctNovDec232440496274777368523830
Data source: Temperature data for Elk Horn 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 Elk Horn

In Elk Horn in September, the total precipitation amount is 102 mm (4.0 in) falling over the course of 10 days.

September Precipitation Trends in Elk Horn

The chart displays monthly precipitation patterns in Elk Horn, 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 Elk Horn, September typically receives around 102 mm (4.0 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec31368457156101671051021243436
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Elk Horn

In Elk Horn in September, humidity is 75%. With an average temperature of 20°C (68°F), this humidity feels like a warm, muggy embrace that can leave travelers feeling sticky and exhausted.

September Average Humidity in Elk Horn

This chart illustrates the average monthly humidity levels in Elk Horn, 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 Elk Horn is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%80%73%75%78%82%83%81%75%75%82%83%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Elk Horn

In Elk Horn 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 Elk Horn.

Maximum UV Index Levels in Elk Horn for September

The chart shows the monthly maximum UV Index (UVI) for Elk Horn 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 Elk Horn typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356810111098643
Data source: Elk Horn 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 Elk Horn Compares to Other Months

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

This table compares monthly weather conditions in Elk Horn, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (23°F)31 mm (1.2 inches)76%moderate
February Weather-4°C (24°F)35 mm (1.4 inches)80%moderate
March Weather4°C (40°F)84 mm (3.3 inches)73%high
April Weather9°C (49°F)57 mm (2.2 inches)74%very high
May Weather16°C (62°F)156 mm (6.2 inches)78%very high
June Weather24°C (75°F)101 mm (4.0 inches)82%extreme
July Weather25°C (77°F)67 mm (2.6 inches)83%very high
August Weather23°C (74°F)105 mm (4.1 inches)80%very high
September Weather20°C (68°F)102 mm (4.0 inches)75%very high
October Weather11°C (52°F)124 mm (4.9 inches)75%high
November Weather4°C (39°F)34 mm (1.3 inches)82%moderate
December Weather-1°C (31°F)36 mm (1.4 inches)83%moderate

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