June Weather in Wheaton, United States

Last updated: June 24, 2025

In June, the average temperature in Wheaton, United States is a pleasant 22°C (71°F), with minimums dropping to 8°C (46°F) and maximums soaring up to 39°C (103°F). Visitors can expect 79 mm (3.1 in) of precipitation spread over 9 days, contributing to a notably high average humidity of 81%. Perfect for those who enjoy a warm, tropical atmosphere!

June Temperature in Wheaton

In June in Wheaton, the average temperature is 22°C (71°F). The maximum can reach 39°C (103°F) and the minimum can be as low as 8°C (46°F). This climate makes Wheaton an ideal destination for travelers seeking a mix of warm days and cooler evenings.

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

The chart illustrates June temperature patterns in Wheaton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Wheaton, June typically has an average temperature of 22°C (71°F), with highs reaching up to 39°C (103°F) and lows dropping to around 8°C (46°F).

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

June Precipitation in Wheaton

In Wheaton in June, the precipitation amount is 79 mm (3.1 in) spread over 9 days.

June Precipitation Trends in Wheaton

The chart displays monthly precipitation patterns in Wheaton, 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 Wheaton, June typically receives around 79 mm (3.1 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 Wheaton

In Wheaton in June humidity is 81%. With an average temperature of 22°C (71°F), this humidity feels like a warm, enveloping blanket that clings to your skin, making outdoor activities somewhat challenging but offering a tropical ambiance perfect for exploring shaded areas and enjoying refreshing drinks.

June Average Humidity in Wheaton

This chart illustrates the average monthly humidity levels in Wheaton, 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 Wheaton is approximately 81%, 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 Wheaton

In Wheaton in June, 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 Wheaton.

Maximum UV Index Levels in Wheaton for June

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

Data source: Wheaton 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 Wheaton Compares to Other Months

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

This table compares monthly weather conditions in Wheaton, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-10°C (14°F)	19 mm (0.7 inches)	85%	moderate
February Weather	-10°C (14°F)	18 mm (0.7 inches)	89%	moderate
March Weather	-1°C (31°F)	37 mm (1.5 inches)	81%	high
April Weather	5°C (41°F)	57 mm (2.3 inches)	82%	high
May Weather	14°C (58°F)	80 mm (3.2 inches)	76%	very high
June Weather	22°C (71°F)	79 mm (3.1 inches)	81%	very high
July Weather	23°C (74°F)	87 mm (3.4 inches)	82%	very high
August Weather	21°C (70°F)	120 mm (4.7 inches)	83%	very high
September Weather	17°C (63°F)	78 mm (3.1 inches)	82%	high
October Weather	8°C (47°F)	79 mm (3.1 inches)	82%	moderate
November Weather	0°C (32°F)	23 mm (0.9 inches)	87%	moderate
December Weather	-5°C (22°F)	36 mm (1.4 inches)	84%	low