September Weather in Curtis, United States

Last updated: June 24, 2025

In Curtis, United States, the average temperature in September hovers around 20°C (68°F), providing a pleasant climate for outdoor activities. However, temperatures can swing from a chilly low of 3°C (37°F) to a warm high of 36°C (97°F). Rainfall is moderate, with an average precipitation of 56 mm (2.2 in) spread over about 5 days, and the air tends to be quite humid, with an average humidity level of 70%. Embrace the varied weather while exploring this vibrant destination!

September Temperature in Curtis

In September in Curtis, the average temperature is 20°C (68°F). The maximum can reach 36°C (97°F) and the minimum can be as low as 3°C (37°F). Dress in layers to accommodate the temperature fluctuations when traveling in this region during September.

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

The chart illustrates September temperature patterns in Curtis, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Curtis, September typically has an average temperature of 20°C (68°F), with highs reaching up to 36°C (97°F) and lows dropping to around 3°C (37°F).

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

September Precipitation in Curtis

In Curtis in September, the precipitation amount is 56 mm (2.2 in) over a period of 5 days.

September Precipitation Trends in Curtis

The chart displays monthly precipitation patterns in Curtis, 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 Curtis, September typically receives around 56 mm (2.2 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 Curtis

In Curtis in September, humidity is 70%. With an average temperature of 20°C (68°F), this humidity feels like a warm embrace that can make traveling a bit heavy and sticky but also invigorating, as the moisture in the air invigorates your skin and keeps you refreshed during your adventures.

September Average Humidity in Curtis

This chart illustrates the average monthly humidity levels in Curtis, 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 Curtis is approximately 70%, 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 Curtis

In Curtis 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 Curtis.

Maximum UV Index Levels in Curtis for September

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

Data source: Curtis 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 Curtis Compares to Other Months

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

This table compares monthly weather conditions in Curtis, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-2°C (28°F)	17 mm (0.7 inches)	73%	moderate
February Weather	-3°C (27°F)	19 mm (0.8 inches)	80%	moderate
March Weather	5°C (40°F)	71 mm (2.8 inches)	64%	high
April Weather	9°C (48°F)	43 mm (1.7 inches)	64%	very high
May Weather	15°C (59°F)	132 mm (5.2 inches)	76%	very high
June Weather	23°C (74°F)	62 mm (2.4 inches)	79%	extreme
July Weather	25°C (77°F)	74 mm (2.9 inches)	77%	extreme
August Weather	23°C (74°F)	75 mm (3.0 inches)	79%	very high
September Weather	20°C (68°F)	56 mm (2.2 inches)	70%	very high
October Weather	10°C (50°F)	49 mm (1.9 inches)	64%	high
November Weather	5°C (40°F)	20 mm (0.8 inches)	75%	moderate
December Weather	0°C (32°F)	29 mm (1.1 inches)	78%	moderate