September Weather in Washburn, United States

Last updated: June 24, 2025

In September, the average temperature in Washburn, United States hovers around 19°C (66°F). Expect a range where the minimum dips to 2°C (37°F) and the maximum can soar to 33°C (92°F). Be prepared for some moisture, as 124 mm (4.9 in) of precipitation is likely over 10 days, contributing to an average humidity of 74%.

September Temperature in Washburn

In September in Washburn, the average temperature is 19°C (66°F), with maximums reaching up to 33°C (92°F) and minimums dipping as low as 2°C (37°F). It's essential to pack layers and be prepared for both warm days and cool evenings while traveling during this time.

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

The chart illustrates September temperature patterns in Washburn, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Washburn, September typically has an average temperature of 19°C (66°F), with highs reaching up to 33°C (92°F) and lows dropping to around 2°C (37°F).

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

September Precipitation in Washburn

In Washburn in September, the precipitation amount is 124 mm (4.9 in) spread over a duration of 10 days.

September Precipitation Trends in Washburn

The chart displays monthly precipitation patterns in Washburn, 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 Washburn, September typically receives around 124 mm (4.9 inches) of precipitation spread over approximately 10 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 Washburn

In Washburn in September humidity is 74%. With an average temperature of 19°C (66°F), this humidity feels like a warm, enveloping blanket, making it ideal for leisurely outdoor exploration but potentially heavy for those not accustomed to tropical conditions.

September Average Humidity in Washburn

This chart illustrates the average monthly humidity levels in Washburn, 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 Washburn is approximately 74%, 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 Washburn

In Washburn 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 Washburn.

Maximum UV Index Levels in Washburn for September

The chart shows the monthly maximum UV Index (UVI) for Washburn 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 Washburn typically reaches 8, which falls under the very high exposure category.

Data source: Washburn 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 Washburn Compares to Other Months

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

This table compares monthly weather conditions in Washburn, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-7°C (20°F)	42 mm (1.6 inches)	84%	moderate
February Weather	-6°C (21°F)	52 mm (2.0 inches)	85%	moderate
March Weather	3°C (37°F)	73 mm (2.9 inches)	84%	high
April Weather	8°C (47°F)	78 mm (3.1 inches)	83%	very high
May Weather	16°C (61°F)	174 mm (6.8 inches)	75%	very high
June Weather	22°C (73°F)	144 mm (5.7 inches)	79%	extreme
July Weather	24°C (75°F)	107 mm (4.2 inches)	75%	very high
August Weather	22°C (71°F)	94 mm (3.7 inches)	69%	very high
September Weather	19°C (66°F)	124 mm (4.9 inches)	74%	very high
October Weather	11°C (51°F)	138 mm (5.5 inches)	79%	moderate
November Weather	2°C (37°F)	49 mm (1.9 inches)	88%	moderate
December Weather	-2°C (29°F)	36 mm (1.4 inches)	82%	moderate