September Weather in Grace, United States

Last updated: June 24, 2025

In September, the average temperature in Grace, United States hovers around 14°C (58°F), with a range that can drop to a brisk -2°C (28°F) or climb as high as a scorching 33°C (91°F). Expect 34 mm (1.3 in) of precipitation over approximately 5 days, accompanied by a comfortable average humidity level of 52%. 🌦️

September Temperature in Grace

In September in Grace, the average temperature is 14°C (58°F). Maximum temperatures can reach 33°C (91°F), while the minimum can drop as low as -2°C (28°F). Be prepared for a wide range of weather conditions when traveling at this time.

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

The chart illustrates September temperature patterns in Grace, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Grace, September typically has an average temperature of 14°C (58°F), with highs reaching up to 33°C (91°F) and lows dropping to around -2°C (28°F).

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

September Precipitation in Grace

In Grace in September, the precipitation amount is 34 mm (1.3 in) over the course of 5 days.

September Precipitation Trends in Grace

The chart displays monthly precipitation patterns in Grace, 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 Grace, September typically receives around 34 mm (1.3 inches) of precipitation spread over approximately 5 days.

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

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Millimeters (mm) Inches (in)

September Humidity in Grace

In Grace in September humidity is 52%. With an average temperature of 14°C (58°F), this humidity feels like a gentle embrace, making travel comfortable yet refreshing, perfect for exploring the sights without feeling overheated.

September Average Humidity in Grace

This chart illustrates the average monthly humidity levels in Grace, 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 Grace is approximately 52%, 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 Grace

In Grace 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 Grace.

Maximum UV Index Levels in Grace for September

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

Data source: Grace 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 Grace Compares to Other Months

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

This table compares monthly weather conditions in Grace, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-6°C (22°F)	62 mm (2.4 inches)	95%	moderate
February Weather	-4°C (24°F)	82 mm (3.2 inches)	95%	moderate
March Weather	0°C (33°F)	49 mm (1.9 inches)	90%	very high
April Weather	4°C (39°F)	71 mm (2.8 inches)	81%	very high
May Weather	9°C (49°F)	65 mm (2.6 inches)	71%	extreme
June Weather	16°C (61°F)	29 mm (1.1 inches)	64%	extreme
July Weather	21°C (70°F)	13 mm (0.5 inches)	59%	extreme
August Weather	20°C (68°F)	22 mm (0.9 inches)	49%	very high
September Weather	14°C (58°F)	34 mm (1.3 inches)	52%	very high
October Weather	5°C (42°F)	45 mm (1.8 inches)	69%	high
November Weather	0°C (32°F)	51 mm (2.0 inches)	86%	moderate
December Weather	-6°C (22°F)	57 mm (2.2 inches)	91%	moderate