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September Weather in Estelline, United States

Last updated: June 24, 2025

In September, the average temperature in Estelline, United States hovers around 17°C (63°F), with a potential low of 2°C (35°F) and soaring highs of 32°C (90°F). Travelers should prepare for 98 mm (3.9 in) of precipitation spread over 9 days, resulting in an average humidity of 82%. Embrace the unique climate as you explore!

September Temperature in Estelline

In September in Estelline, the average temperature is 17°C (63°F). Maximums can reach 32°C (90°F) and minimums can be as low as 2°C (35°F). This makes it a great time for travelers to experience a comfortable climate while enjoying the various outdoor activities that Estelline has to offer.

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

The chart illustrates September temperature patterns in Estelline, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Estelline, September typically has an average temperature of 17°C (63°F), with highs reaching up to 32°C (90°F) and lows dropping to around 2°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec161631415670737063463324
Data source: Temperature data for Estelline 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 Estelline

In Estelline in September, the precipitation amount is 98 mm (3.9 in) spread over a duration of 9 days.

September Precipitation Trends in Estelline

The chart displays monthly precipitation patterns in Estelline, 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 Estelline, September typically receives around 98 mm (3.9 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec2219567393779410998762732
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Estelline

In Estelline in September, humidity is 82%. With an average temperature of 17°C (63°F), this humidity feels like a warm blanket wrapping around you—comfortable yet heavy, making outdoor activities more taxing and requiring frequent breaks for hydration.

September Average Humidity in Estelline

This chart illustrates the average monthly humidity levels in Estelline, 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 Estelline is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%89%81%82%76%81%82%83%82%82%87%84%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Estelline

In Estelline 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 Estelline.

Maximum UV Index Levels in Estelline for September

The chart shows the monthly maximum UV Index (UVI) for Estelline 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 Estelline typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35589101098532
Data source: Estelline 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 Estelline Compares to Other Months

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

This table compares monthly weather conditions in Estelline, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-9°C (16°F)22 mm (0.9 inches)85%moderate
February Weather-9°C (16°F)19 mm (0.8 inches)89%moderate
March Weather0°C (32°F)56 mm (2.2 inches)81%moderate
April Weather5°C (41°F)73 mm (2.9 inches)82%very high
May Weather14°C (57°F)93 mm (3.7 inches)76%very high
June Weather21°C (70°F)77 mm (3.0 inches)81%very high
July Weather23°C (74°F)94 mm (3.7 inches)82%very high
August Weather21°C (70°F)109 mm (4.3 inches)83%very high
September Weather17°C (63°F)98 mm (3.9 inches)82%very high
October Weather8°C (46°F)76 mm (3.0 inches)82%moderate
November Weather1°C (33°F)27 mm (1.1 inches)87%moderate
December Weather-4°C (25°F)32 mm (1.3 inches)84%low

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