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September Weather in Pelham, United States

Last updated: June 24, 2025

In Pelham, United States, the average temperature in September hovers around 26°C (80°F). Expect a minimum of 13°C (56°F) and a peak that can reach as high as 39°C (102°F). During this month, precipitation averages 117 mm (4.6 in) spread over 11 days, contributing to a notably high average humidity of 83%.

September Temperature in Pelham

In September, in Pelham, the average temperature is 26°C (80°F). Maximum temperatures can reach 39°C (102°F), while minimum temperatures can drop as low as 13°C (56°F). This makes Pelham in September a great destination for travelers looking for warm weather, but it's advisable to prepare for both hot days and cooler evenings.

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

The chart illustrates September temperature patterns in Pelham, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Pelham, September typically has an average temperature of 26°C (80°F), with highs reaching up to 39°C (102°F) and lows dropping to around 13°C (56°F).
JanFebMarAprMayJunJulAugSepOctNovDec525862677580828280725955
Data source: Temperature data for Pelham 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 Pelham

In Pelham in September, the total precipitation amount reaches 117 mm (4.6 in) over the course of 11 days.

September Precipitation Trends in Pelham

The chart displays monthly precipitation patterns in Pelham, 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 Pelham, September typically receives around 117 mm (4.6 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec8211371100761241281141178156113
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Pelham

In Pelham in September humidity is 83%. With an average temperature of 26°C (80°F), this humidity feels like a warm, enveloping blanket that can make traveling quite uncomfortable; you may find yourself needing frequent breaks for hydration and cool shade as the thick air clings to your skin.

September Average Humidity in Pelham

This chart illustrates the average monthly humidity levels in Pelham, 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 Pelham is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%82%80%76%73%74%80%79%83%77%84%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Pelham

In Pelham in September, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Pelham.

Maximum UV Index Levels in Pelham for September

The chart shows the monthly maximum UV Index (UVI) for Pelham 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 Pelham typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec589111111111110864
Data source: Pelham 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 Pelham Compares to Other Months

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

This table compares monthly weather conditions in Pelham, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather11°C (52°F)82 mm (3.2 inches)85%moderate
February Weather15°C (59°F)113 mm (4.5 inches)82%very high
March Weather17°C (63°F)71 mm (2.8 inches)80%very high
April Weather20°C (68°F)100 mm (3.9 inches)76%extreme
May Weather24°C (76°F)76 mm (3.0 inches)73%extreme
June Weather27°C (80°F)124 mm (4.9 inches)74%extreme
July Weather28°C (82°F)128 mm (5.0 inches)80%extreme
August Weather28°C (82°F)114 mm (4.5 inches)79%extreme
September Weather26°C (80°F)117 mm (4.6 inches)83%very high
October Weather22°C (73°F)81 mm (3.2 inches)77%very high
November Weather15°C (59°F)55 mm (2.2 inches)84%high
December Weather13°C (55°F)113 mm (4.4 inches)88%moderate

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