June Weather in McLean, United States

Last updated: June 24, 2025

In McLean, United States, the average temperature in June hovers around 25°C (77°F), offering a pleasant climate. However, be prepared for a temperature range where the minimum can dip to 11°C (52°F), while the maximum can soar to a sizzling 38°C (101°F). With an average precipitation of 59 mm (2.3 in) spread over 6 days, don't forget your umbrella! Additionally, expect a humidity level of 81%, which adds to the tropical feel of this vibrant destination.

June Temperature in McLean

In June in McLean, the average temperature is 25°C (77°F). Maximum temperatures can reach 38°C (101°F), while minimums can drop as low as 11°C (52°F). Overall, it’s a great time to visit McLean for those who enjoy warm weather and mild evenings.

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

The chart illustrates June temperature patterns in McLean, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In McLean, June typically has an average temperature of 25°C (77°F), with highs reaching up to 38°C (101°F) and lows dropping to around 11°C (52°F).

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

June Precipitation in McLean

In McLean in June, the precipitation amount is 59 mm (2.3 in) over the course of 6 days.

June Precipitation Trends in McLean

The chart displays monthly precipitation patterns in McLean, 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 McLean, June typically receives around 59 mm (2.3 inches) of precipitation spread over approximately 6 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

June Humidity in McLean

In McLean in June, humidity is 81%. With an average temperature of 25°C (77°F), this humidity feels like walking through a warm, thick blanket, making traveling quite challenging as you may feel sticky and sluggish, requiring frequent breaks to stay refreshed and hydrated.

June Average Humidity in McLean

This chart illustrates the average monthly humidity levels in McLean, 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 McLean 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 McLean

In McLean in June, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in McLean.

Maximum UV Index Levels in McLean for June

The chart shows the monthly maximum UV Index (UVI) for McLean 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 McLean typically reaches 12, which falls under the extreme exposure category.

Data source: McLean 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 McLean Compares to Other Months

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

This table compares monthly weather conditions in McLean, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	3°C (38°F)	23 mm (0.9 inches)	75%	moderate
February Weather	4°C (39°F)	15 mm (0.6 inches)	76%	high
March Weather	11°C (51°F)	59 mm (2.3 inches)	64%	very high
April Weather	14°C (58°F)	36 mm (1.4 inches)	70%	very high
May Weather	20°C (68°F)	82 mm (3.2 inches)	78%	extreme
June Weather	25°C (77°F)	59 mm (2.3 inches)	81%	extreme
July Weather	27°C (81°F)	36 mm (1.4 inches)	82%	extreme
August Weather	26°C (79°F)	43 mm (1.7 inches)	78%	extreme
September Weather	23°C (73°F)	50 mm (2.0 inches)	72%	very high
October Weather	15°C (59°F)	69 mm (2.7 inches)	73%	high
November Weather	9°C (49°F)	14 mm (0.5 inches)	80%	moderate
December Weather	6°C (42°F)	23 mm (0.9 inches)	81%	moderate