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September Weather in Warren, United States

Last updated: June 24, 2025

In Warren, United States, the average temperature in September hovers around 17°C (63°F). Expect a temperature range where the minimum may dip to 2°C (35°F), while the maximum can soar up to 31°C (88°F). With an average precipitation of 100 mm (3.9 in) spread over approximately 10 days, you might want to carry an umbrella. Additionally, the average humidity is around 67%, adding to the overall climate experience.

September Temperature in Warren

In September in Warren, the average temperature is 17°C (63°F). Maximum temperatures can reach 31°C (88°F), while minimums can drop as low as 2°C (35°F). Travelers should be prepared for a wide range of weather conditions.

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

The chart illustrates September temperature patterns in Warren, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Warren, September typically has an average temperature of 17°C (63°F), with highs reaching up to 31°C (88°F) and lows dropping to around 2°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec262936465866716963533832
Data source: Temperature data for Warren 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 Warren

In Warren in September, the precipitation amount is 100 mm (3.9 in) over a span of 10 days.

September Precipitation Trends in Warren

The chart displays monthly precipitation patterns in Warren, 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 Warren, September typically receives around 100 mm (3.9 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec96110102125136142136105100129107104
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Warren

In Warren in September, humidity is 67%. With an average temperature of 17°C (63°F), this humidity feels like a warm blanket wrapping around you, making travel refreshing yet slightly muggy, as you navigate the sights with a pleasant, if slightly sticky, embrace.

September Average Humidity in Warren

This chart illustrates the average monthly humidity levels in Warren, 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 Warren is approximately 67%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%90%89%88%80%79%74%64%67%81%89%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Warren

In Warren 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 Warren.

Maximum UV Index Levels in Warren for September

The chart shows the monthly maximum UV Index (UVI) for Warren 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 Warren typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098642
Data source: Warren 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 Warren Compares to Other Months

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

This table compares monthly weather conditions in Warren, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (26°F)96 mm (3.8 inches)89%moderate
February Weather-2°C (29°F)110 mm (4.3 inches)90%moderate
March Weather2°C (36°F)102 mm (4.0 inches)89%high
April Weather8°C (46°F)124 mm (4.9 inches)88%very high
May Weather14°C (58°F)136 mm (5.4 inches)80%very high
June Weather19°C (66°F)142 mm (5.6 inches)79%very high
July Weather21°C (71°F)136 mm (5.3 inches)74%very high
August Weather20°C (69°F)105 mm (4.1 inches)64%very high
September Weather17°C (63°F)100 mm (3.9 inches)67%very high
October Weather12°C (53°F)129 mm (5.1 inches)81%high
November Weather3°C (38°F)107 mm (4.2 inches)89%moderate
December Weather0°C (32°F)104 mm (4.1 inches)88%low

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