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September Weather in Gassaway, United States

Last updated: June 24, 2025

In September, the average temperature in Gassaway, United States hovers around 20°C (69°F). However, you can experience a range from a chilly 4°C (40°F) to a warm 34°C (93°F). This month sees an average precipitation of 103 mm (4.1 in) over about 9 days, contributing to a relatively high average humidity of 73%.

September Temperature in Gassaway

In September in Gassaway, the average temperature is a pleasant 20°C (69°F). Maximum temperatures can reach as high as 34°C (93°F), while the minimum can dip down to 4°C (40°F). This makes it an ideal time for travelers to enjoy a variety of outdoor activities while being prepared for both warm and cool conditions.

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

The chart illustrates September temperature patterns in Gassaway, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Gassaway, September typically has an average temperature of 20°C (69°F), with highs reaching up to 34°C (93°F) and lows dropping to around 4°C (40°F).
JanFebMarAprMayJunJulAugSepOctNovDec354046556470757369594540
Data source: Temperature data for Gassaway 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 Gassaway

In Gassaway in September, the precipitation amount is 103 mm (4.1 in) distributed over 9 days.

September Precipitation Trends in Gassaway

The chart displays monthly precipitation patterns in Gassaway, 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 Gassaway, September typically receives around 103 mm (4.1 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec10315812014516015512112110312083128
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Gassaway

In Gassaway in September humidity is 73%. With an average temperature of 20°C (69°F), this humidity feels like a warm embrace, making travel slightly sticky but ultimately comfortable as long as you stay hydrated and take breaks in the shade.

September Average Humidity in Gassaway

This chart illustrates the average monthly humidity levels in Gassaway, 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 Gassaway is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%88%87%82%84%82%73%74%81%89%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Gassaway

In Gassaway 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 Gassaway.

Maximum UV Index Levels in Gassaway for September

The chart shows the monthly maximum UV Index (UVI) for Gassaway 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 Gassaway typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101010108753
Data source: Gassaway 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 Gassaway Compares to Other Months

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

This table compares monthly weather conditions in Gassaway, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (35°F)103 mm (4.1 inches)88%moderate
February Weather5°C (41°F)158 mm (6.2 inches)88%moderate
March Weather8°C (46°F)120 mm (4.7 inches)88%high
April Weather13°C (55°F)145 mm (5.7 inches)86%very high
May Weather18°C (65°F)160 mm (6.3 inches)82%very high
June Weather21°C (71°F)155 mm (6.1 inches)84%very high
July Weather24°C (75°F)121 mm (4.8 inches)82%very high
August Weather23°C (73°F)121 mm (4.8 inches)73%very high
September Weather20°C (69°F)103 mm (4.1 inches)73%very high
October Weather15°C (59°F)120 mm (4.7 inches)81%high
November Weather7°C (45°F)83 mm (3.3 inches)89%moderate
December Weather4°C (40°F)128 mm (5.0 inches)86%moderate

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