August Weather in Mankato, United States

Last updated: June 24, 2025

In Mankato, United States, the average temperature in August hovers around 25°C (77°F), with lows dipping to 11°C (53°F) and highs soaring to 39°C (102°F). Expect about 99 mm (3.9 in) of precipitation over 8 days, contributing to an average humidity of 80%. Embrace the warmth while being prepared for those occasional showers!

August Temperature in Mankato

In August in Mankato, the average temperature is 25°C (77°F). Maximums can reach 39°C (102°F) and minimums can be as low as 11°C (53°F). Travelers should prepare for warm days and cooler nights, making it essential to pack accordingly.

August Weather in Mankato: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Mankato, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mankato, August typically has an average temperature of 25°C (77°F), with highs reaching up to 39°C (102°F) and lows dropping to around 11°C (53°F).

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

August Precipitation in Mankato

In Mankato in August, the precipitation amount is 99 mm (3.9 in) spread over 8 days.

August Precipitation Trends in Mankato

The chart displays monthly precipitation patterns in Mankato, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Mankato, August typically receives around 99 mm (3.9 inches) of precipitation spread over approximately 8 days.

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

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Millimeters (mm) Inches (in)

August Humidity in Mankato

In Mankato in August humidity is 80%. With an average temperature of 25°C (77°F), this humidity feels like traveling through a warm, tropical rainforest where the air is thick and steamy, making even the simplest stroll feel like a workout.

August Average Humidity in Mankato

This chart illustrates the average monthly humidity levels in Mankato, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Mankato is approximately 80%, offering insight into how humid the weather typically is during this month.

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

August UV Index in Mankato

In Mankato in August, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Mankato.

Maximum UV Index Levels in Mankato for August

The chart shows the monthly maximum UV Index (UVI) for Mankato in August, 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 August, the maximum UV index in Mankato typically reaches 10, which falls under the very high exposure category.

Data source: Mankato August 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 August Weather in Mankato Compares to Other Months

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

This table compares monthly weather conditions in Mankato, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-2°C (29°F)	25 mm (1.0 inches)	74%	moderate
February Weather	-2°C (30°F)	21 mm (0.8 inches)	78%	moderate
March Weather	6°C (44°F)	77 mm (3.0 inches)	67%	high
April Weather	11°C (53°F)	45 mm (1.8 inches)	70%	very high
May Weather	18°C (64°F)	176 mm (6.9 inches)	82%	very high
June Weather	25°C (78°F)	71 mm (2.8 inches)	81%	extreme
July Weather	27°C (81°F)	72 mm (2.8 inches)	80%	extreme
August Weather	25°C (77°F)	99 mm (3.9 inches)	80%	very high
September Weather	22°C (72°F)	65 mm (2.6 inches)	73%	very high
October Weather	12°C (55°F)	76 mm (3.0 inches)	71%	high
November Weather	6°C (43°F)	20 mm (0.8 inches)	79%	moderate
December Weather	1°C (34°F)	39 mm (1.6 inches)	83%	moderate