September Weather in Griffin, United States

Last updated: June 24, 2025

In Griffin, United States, the average temperature in September is a pleasant 24°C (76°F). Expect a refreshing range, with minimums dipping to 11°C (52°F) and maximums reaching a warm 35°C (95°F). This month brings about 109 mm (4.3 in) of precipitation over 9 days, alongside an average humidity of 82%. Perfect for enjoying the vibrant atmosphere!

September Temperature in Griffin

In September in Griffin, the average temperature is 24°C (76°F). Maximums can reach 35°C (95°F), while minimums can drop as low as 11°C (52°F). This makes Griffin an ideal destination for travelers seeking warm weather with a pleasant range of temperatures to enjoy outdoor activities.

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

The chart illustrates September temperature patterns in Griffin, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Griffin, September typically has an average temperature of 24°C (76°F), with highs reaching up to 35°C (95°F) and lows dropping to around 11°C (52°F).

Data source: Temperature data for Griffin generated using information from the Copernicus Climate Change Service.

September Precipitation in Griffin

In Griffin in September, the total precipitation amount is 109 mm (4.3 in) spread over 9 days.

September Precipitation Trends in Griffin

The chart displays monthly precipitation patterns in Griffin, 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 Griffin, September typically receives around 109 mm (4.3 inches) of precipitation spread over approximately 9 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Griffin

In Griffin in September, humidity is 82%. With an average temperature of 24°C (76°F), this humidity feels like wearing a warm, damp blanket, making travel uncomfortable and sticky as you explore.

September Average Humidity in Griffin

This chart illustrates the average monthly humidity levels in Griffin, 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 Griffin is approximately 82%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Griffin

In Griffin in September, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Griffin.

Maximum UV Index Levels in Griffin for September

The chart shows the monthly maximum UV Index (UVI) for Griffin 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 Griffin typically reaches 9, which falls under the very high exposure category.

Data source: Griffin 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 Griffin Compares to Other Months

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

This table compares monthly weather conditions in Griffin, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	8°C (47°F)	101 mm (4.0 inches)	86%	moderate
February Weather	11°C (53°F)	124 mm (4.9 inches)	84%	high
March Weather	14°C (58°F)	101 mm (4.0 inches)	83%	very high
April Weather	17°C (63°F)	108 mm (4.3 inches)	81%	very high
May Weather	22°C (72°F)	96 mm (3.8 inches)	81%	extreme
June Weather	25°C (77°F)	124 mm (4.9 inches)	81%	extreme
July Weather	26°C (80°F)	109 mm (4.3 inches)	83%	extreme
August Weather	26°C (79°F)	142 mm (5.6 inches)	81%	extreme
September Weather	24°C (76°F)	109 mm (4.3 inches)	82%	very high
October Weather	19°C (67°F)	107 mm (4.2 inches)	78%	very high
November Weather	12°C (54°F)	78 mm (3.1 inches)	86%	high
December Weather	10°C (50°F)	131 mm (5.2 inches)	89%	moderate