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September Weather in Hawley, United States

Last updated: June 24, 2025

In September, the average temperature in Hawley, United States is a comfortable 18°C (64°F). Expect a range from a chilly 2°C (35°F) to a warm 32°C (90°F). Keep an umbrella handy, as precipitation averages 106 mm (4.2 in) over 9 days, with humidity lingering around 66%. Enjoy the weather!

September Temperature in Hawley

In September in Hawley, the average temperature is 18°C (64°F), with maximums reaching up to 32°C (90°F) and minimums dropping as low as 2°C (35°F). This range makes it essential for travelers to pack both light clothing for warm days and warmer layers for cooler nights.

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

The chart illustrates September temperature patterns in Hawley, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hawley, September typically has an average temperature of 18°C (64°F), with highs reaching up to 32°C (90°F) and lows dropping to around 2°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec273036475867727064543932
Data source: Temperature data for Hawley 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 Hawley

In Hawley in September, the total precipitation amount is 106 mm (4.2 in), spread over the course of 9 days.

September Precipitation Trends in Hawley

The chart displays monthly precipitation patterns in Hawley, 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 Hawley, September typically receives around 106 mm (4.2 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec6998891071321021311401061408892
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Hawley

In Hawley in September humidity is 66%. With an average temperature of 18°C (64°F), this humidity feels like a warm embrace that can make outdoor activities slightly uncomfortable if you aren't properly hydrated. Travelers might find themselves longing for shade and refreshing drinks as they explore, but the pleasant temperatures still allow for enjoyable adventures with the right precautions.

September Average Humidity in Hawley

This chart illustrates the average monthly humidity levels in Hawley, 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 Hawley is approximately 66%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%85%85%83%75%74%65%62%66%79%87%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Hawley

In Hawley 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 Hawley.

Maximum UV Index Levels in Hawley for September

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

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

This table compares monthly weather conditions in Hawley, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (28°F)69 mm (2.7 inches)87%moderate
February Weather-1°C (31°F)97 mm (3.8 inches)85%moderate
March Weather2°C (36°F)89 mm (3.5 inches)85%high
April Weather8°C (47°F)107 mm (4.2 inches)83%very high
May Weather14°C (58°F)132 mm (5.2 inches)75%very high
June Weather19°C (67°F)102 mm (4.0 inches)73%very high
July Weather22°C (73°F)131 mm (5.2 inches)65%very high
August Weather21°C (70°F)140 mm (5.5 inches)62%very high
September Weather18°C (64°F)106 mm (4.2 inches)66%very high
October Weather12°C (54°F)140 mm (5.5 inches)79%high
November Weather4°C (40°F)88 mm (3.5 inches)87%moderate
December Weather0°C (32°F)92 mm (3.6 inches)85%low

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