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September Weather in Somers, United States

Last updated: June 24, 2025

In Somers, United States, the average temperature in September hovers around 19°C (66°F), with daily variations ranging from a chilly 3°C (38°F) to a warm 34°C (94°F). Expect about 101 mm (4.0 in) of precipitation spread over 9 days, resulting in an average humidity of 68%. Be prepared for both sunny and rainy days throughout the month!

September Temperature in Somers

In September in Somers, the average temperature is 19°C (66°F), with maximums reaching 34°C (94°F) and minimums dropping as low as 3°C (38°F). This diverse temperature range makes Somers an ideal destination for travelers seeking both warm days and cooler evenings.

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

The chart illustrates September temperature patterns in Somers, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Somers, September typically has an average temperature of 19°C (66°F), with highs reaching up to 34°C (94°F) and lows dropping to around 3°C (38°F).
JanFebMarAprMayJunJulAugSepOctNovDec303238485969747366554233
Data source: Temperature data for Somers 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 Somers

In Somers in September, the total precipitation amount is 101 mm (4.0 in), occurring over a span of 9 days.

September Precipitation Trends in Somers

The chart displays monthly precipitation patterns in Somers, 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 Somers, September typically receives around 101 mm (4.0 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec698885128110801418610113892121
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Somers

In Somers in September humidity is 68%. With an average temperature of 19°C (66°F), this humidity feels like a warm embrace, creating a sticky atmosphere that can be a bit uncomfortable for traveling.

September Average Humidity in Somers

This chart illustrates the average monthly humidity levels in Somers, 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 Somers is approximately 68%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%82%81%78%70%69%62%65%68%74%82%80%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Somers

In Somers 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 Somers.

Maximum UV Index Levels in Somers for September

The chart shows the monthly maximum UV Index (UVI) for Somers 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 Somers typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3568910998642
Data source: Somers 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 Somers Compares to Other Months

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

This table compares monthly weather conditions in Somers, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)69 mm (2.7 inches)84%moderate
February Weather0°C (32°F)88 mm (3.5 inches)82%moderate
March Weather3°C (38°F)85 mm (3.4 inches)81%high
April Weather9°C (49°F)128 mm (5.0 inches)78%very high
May Weather15°C (59°F)110 mm (4.3 inches)69%very high
June Weather20°C (69°F)79 mm (3.1 inches)69%very high
July Weather23°C (74°F)141 mm (5.6 inches)62%very high
August Weather23°C (73°F)86 mm (3.4 inches)65%very high
September Weather19°C (66°F)101 mm (4.0 inches)68%very high
October Weather13°C (56°F)138 mm (5.4 inches)74%high
November Weather5°C (42°F)92 mm (3.6 inches)82%moderate
December Weather1°C (34°F)121 mm (4.8 inches)80%low

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