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September Weather in Holden, United States

Last updated: June 24, 2025

In September, the average temperature in Holden, United States hovers around 21°C (70°F). Expect a range where the minimum dips to 7°C (45°F) and the maximum peaks at a warm 34°C (94°F). During this month, precipitation averages 106 mm (4.2 in) spread over about 10 days, contributing to an overall humidity level of 68%.

September Temperature in Holden

In September, in Holden, the average temperature is 21°C (70°F). The maximum can reach 34°C (94°F) and the minimum can be as low as 7°C (45°F). Be prepared for warm days and cool evenings, making it an ideal time for outdoor activities.

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

The chart illustrates September temperature patterns in Holden, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Holden, September typically has an average temperature of 21°C (70°F), with highs reaching up to 34°C (94°F) and lows dropping to around 7°C (45°F).
JanFebMarAprMayJunJulAugSepOctNovDec364247556571757369604541
Data source: Temperature data for Holden 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 Holden

In Holden in September, the precipitation amount is 106 mm (4.2 in) over a span of 10 days.

September Precipitation Trends in Holden

The chart displays monthly precipitation patterns in Holden, 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 Holden, September typically receives around 106 mm (4.2 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec10217513214214916312511910612884129
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Holden

In Holden in September humidity is 68%. With an average temperature of 21°C (70°F), this humidity feels like a warm embrace, making the air feel slightly heavy and sticky, which can be quite exhausting for travelers.

September Average Humidity in Holden

This chart illustrates the average monthly humidity levels in Holden, 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 Holden is approximately 68%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%87%86%84%83%83%79%66%68%78%89%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Holden

In Holden in September, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Holden.

Maximum UV Index Levels in Holden for September

The chart shows the monthly maximum UV Index (UVI) for Holden 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 Holden typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec36810101111109753
Data source: Holden 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 Holden Compares to Other Months

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

This table compares monthly weather conditions in Holden, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (37°F)102 mm (4.0 inches)87%moderate
February Weather5°C (42°F)175 mm (6.9 inches)87%high
March Weather9°C (48°F)132 mm (5.2 inches)86%very high
April Weather13°C (56°F)142 mm (5.6 inches)84%very high
May Weather18°C (65°F)149 mm (5.9 inches)83%very high
June Weather22°C (71°F)163 mm (6.4 inches)83%extreme
July Weather24°C (76°F)125 mm (4.9 inches)79%extreme
August Weather23°C (74°F)119 mm (4.7 inches)66%very high
September Weather21°C (70°F)106 mm (4.2 inches)68%very high
October Weather15°C (60°F)128 mm (5.0 inches)78%high
November Weather7°C (46°F)84 mm (3.3 inches)89%moderate
December Weather5°C (41°F)129 mm (5.1 inches)86%moderate

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