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September Weather in Carson, United States

Last updated: June 24, 2025

In Carson, United States, the average temperature in September hovers around 15°C (60°F), with a minimum dropping to 2°C (36°F) and a potential peak at 37°C (98°F). During this time, expect 71 mm (2.8 in) of precipitation spread over 7 days, contributing to an average humidity level of 59%. Whether you’re planning outdoor activities or cozy indoor moments, being prepared for the weather will enhance your experience!

September Temperature in Carson

In September in Carson, the average temperature is 15°C (60°F). Maximum temperatures can reach 37°C (98°F), while minimums can be as low as 2°C (36°F). Be prepared for a wide range of temperatures to ensure a comfortable and enjoyable travel experience.

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

The chart illustrates September temperature patterns in Carson, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Carson, September typically has an average temperature of 15°C (60°F), with highs reaching up to 37°C (98°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec343439455460666759474034
Data source: Temperature data for Carson 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 Carson

In Carson in September, the precipitation amount is 71 mm (2.8 in) over a span of 7 days.

September Precipitation Trends in Carson

The chart displays monthly precipitation patterns in Carson, 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 Carson, September typically receives around 71 mm (2.8 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec23025015813665526971145202247
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Carson

In Carson in September, humidity is 59%. With an average temperature of 15°C (60°F), this humidity feels like a refreshing embrace, perfect for exploring the vibrant streets and enjoying the local sights without feeling too fatigued.

September Average Humidity in Carson

This chart illustrates the average monthly humidity levels in Carson, 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 Carson is approximately 59%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%87%86%85%80%82%79%63%59%78%88%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Carson

In Carson 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 Carson.

Maximum UV Index Levels in Carson for September

The chart shows the monthly maximum UV Index (UVI) for Carson 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 Carson typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24679101098532
Data source: Carson 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 Carson Compares to Other Months

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

This table compares monthly weather conditions in Carson, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)230 mm (9.1 inches)86%low
February Weather1°C (34°F)250 mm (9.8 inches)87%moderate
March Weather4°C (39°F)157 mm (6.2 inches)86%high
April Weather7°C (46°F)136 mm (5.4 inches)85%high
May Weather12°C (54°F)65 mm (2.5 inches)80%very high
June Weather15°C (60°F)52 mm (2.0 inches)82%very high
July Weather19°C (67°F)6 mm (0.2 inches)78%very high
August Weather20°C (68°F)9 mm (0.4 inches)62%very high
September Weather15°C (60°F)71 mm (2.8 inches)59%very high
October Weather9°C (48°F)145 mm (5.7 inches)78%moderate
November Weather4°C (40°F)202 mm (8.0 inches)88%moderate
December Weather1°C (35°F)247 mm (9.7 inches)88%low

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