June Weather in Yankton, United States

Last updated: June 24, 2025

In June, the average temperature in Yankton, United States is a pleasant 23°C (74°F). However, temperatures can vary significantly, with minimums reaching 9°C (49°F) and maximums soaring to 36°C (98°F). Expect 90 mm (3.5 in) of precipitation spread over 9 days, contributing to a notably high average humidity of 82%.

June Temperature in Yankton

In June in Yankton, the average temperature is 23°C (74°F). The maximum can reach 36°C (98°F) and the minimum can be as low as 9°C (49°F). It’s a great time to visit Yankton for outdoor activities, so be prepared for a mix of warm and cooler days.

June Weather in Yankton: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Yankton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yankton, June typically has an average temperature of 23°C (74°F), with highs reaching up to 36°C (98°F) and lows dropping to around 9°C (49°F).

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

June Precipitation in Yankton

In Yankton in June, the precipitation amount is 90 mm (3.5 in) over the course of 9 days.

June Precipitation Trends in Yankton

The chart displays monthly precipitation patterns in Yankton, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In Yankton, June typically receives around 90 mm (3.5 inches) of precipitation spread over approximately 9 days.

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

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Millimeters (mm) Inches (in)

June Humidity in Yankton

In Yankton in June, humidity is 82%. With an average temperature of 23°C (74°F), this humidity feels like you are walking through a warm, damp blanket, making travel a bit uncomfortable and sticky as you navigate the air thick with moisture.

June Average Humidity in Yankton

This chart illustrates the average monthly humidity levels in Yankton, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Yankton is approximately 82%, offering insight into how humid the weather typically is during this month.

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

June UV Index in Yankton

In Yankton in June, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Yankton.

Maximum UV Index Levels in Yankton for June

The chart shows the monthly maximum UV Index (UVI) for Yankton in June, 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 June, the maximum UV index in Yankton typically reaches 11, which falls under the extreme exposure category.

Data source: Yankton June 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 June Weather in Yankton Compares to Other Months

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

This table compares monthly weather conditions in Yankton, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-5°C (23°F)	24 mm (0.9 inches)	77%	moderate
February Weather	-5°C (22°F)	25 mm (1.0 inches)	81%	moderate
March Weather	3°C (38°F)	77 mm (3.0 inches)	71%	high
April Weather	8°C (46°F)	80 mm (3.1 inches)	75%	very high
May Weather	15°C (60°F)	154 mm (6.1 inches)	74%	very high
June Weather	23°C (74°F)	90 mm (3.5 inches)	82%	extreme
July Weather	25°C (77°F)	88 mm (3.5 inches)	84%	very high
August Weather	23°C (73°F)	95 mm (3.8 inches)	82%	very high
September Weather	20°C (67°F)	77 mm (3.0 inches)	75%	very high
October Weather	10°C (50°F)	76 mm (3.0 inches)	72%	moderate
November Weather	3°C (38°F)	22 mm (0.9 inches)	81%	moderate
December Weather	-2°C (28°F)	43 mm (1.7 inches)	79%	low