September Weather in Emmetsburg, United States

Last updated: June 24, 2025

In September, the average temperature in Emmetsburg, United States hovers around 19°C (66°F). However, temperatures can range widely, dipping to a brisk 4°C (39°F) at night and peaking at a warm 33°C (92°F) during the day. Visitors can expect 110 mm (4.3 in) of precipitation spread over 9 days, contributing to an average humidity level of 75%.

September Temperature in Emmetsburg

In September in Emmetsburg, the average temperature is 19°C (66°F). Maximums can reach 33°C (92°F), while minimums can drop as low as 4°C (39°F). Be sure to pack a mix of clothing to enjoy both warm days and cooler nights during your travels!

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

The chart illustrates September temperature patterns in Emmetsburg, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Emmetsburg, 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 4°C (39°F).

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

September Precipitation in Emmetsburg

In Emmetsburg in September, the precipitation amount is 110 mm (4.3 in) over the course of 9 days.

September Precipitation Trends in Emmetsburg

The chart displays monthly precipitation patterns in Emmetsburg, 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 Emmetsburg, September typically receives around 110 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 Emmetsburg

In Emmetsburg in September humidity is 75%. With an average temperature of 19°C (66°F), this humidity feels like a warm, enveloping blanket, making it slightly uncomfortable for traveling as you navigate through the thick, muggy air.

September Average Humidity in Emmetsburg

This chart illustrates the average monthly humidity levels in Emmetsburg, 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 Emmetsburg is approximately 75%, 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 Emmetsburg

In Emmetsburg 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 Emmetsburg.

Maximum UV Index Levels in Emmetsburg for September

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

Data source: Emmetsburg 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 Emmetsburg Compares to Other Months

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

This table compares monthly weather conditions in Emmetsburg, 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)	29 mm (1.1 inches)	82%	moderate
February Weather	-7°C (19°F)	43 mm (1.7 inches)	84%	moderate
March Weather	2°C (36°F)	72 mm (2.8 inches)	80%	moderate
April Weather	8°C (46°F)	94 mm (3.7 inches)	81%	very high
May Weather	16°C (60°F)	147 mm (5.8 inches)	74%	very high
June Weather	23°C (73°F)	127 mm (5.0 inches)	80%	extreme
July Weather	24°C (75°F)	82 mm (3.2 inches)	80%	very high
August Weather	22°C (72°F)	115 mm (4.5 inches)	77%	very high
September Weather	19°C (66°F)	110 mm (4.3 inches)	75%	very high
October Weather	10°C (50°F)	102 mm (4.0 inches)	80%	moderate
November Weather	2°C (36°F)	37 mm (1.5 inches)	87%	moderate
December Weather	-3°C (27°F)	41 mm (1.6 inches)	83%	moderate