June Weather in Reston, United States

Last updated: June 24, 2025

In June, the average temperature in Reston, United States is a warm 24°C (75°F). However, temperatures can vary significantly, with a minimum of 10°C (49°F) and a maximum soaring up to 36°C (98°F). This month also sees a total precipitation of 118 mm (4.7 in) spread over 12 days, resulting in an average humidity of 79%. Be prepared for a mix of warmth and occasional rain!

June Temperature in Reston

In June in Reston, the average temperature is 24°C (75°F), with maximums reaching 36°C (98°F) and minimums dropping as low as 10°C (49°F). This diverse temperature range makes it a great time for travelers to pack both light clothing and warmer layers for their adventures.

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

The chart illustrates June temperature patterns in Reston, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Reston, June typically has an average temperature of 24°C (75°F), with highs reaching up to 36°C (98°F) and lows dropping to around 10°C (49°F).

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

June Precipitation in Reston

In Reston in June, the total precipitation amount is 118 mm (4.7 in) over the course of 12 days.

June Precipitation Trends in Reston

The chart displays monthly precipitation patterns in Reston, 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 Reston, June typically receives around 118 mm (4.7 inches) of precipitation spread over approximately 12 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 Reston

In Reston in June, humidity is 79%. With an average temperature of 24°C (75°F), this humidity feels like a warm, tropical embrace, making traveling quite sticky and requiring ample hydration and light clothing to keep comfortable while exploring.

June Average Humidity in Reston

This chart illustrates the average monthly humidity levels in Reston, 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 Reston is approximately 79%, 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 Reston

In Reston 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 Reston.

Maximum UV Index Levels in Reston for June

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

Data source: Reston 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 Reston Compares to Other Months

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

This table compares monthly weather conditions in Reston, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (37°F)	60 mm (2.4 inches)	84%	moderate
February Weather	5°C (41°F)	98 mm (3.9 inches)	83%	moderate
March Weather	8°C (46°F)	84 mm (3.3 inches)	83%	high
April Weather	13°C (57°F)	99 mm (3.9 inches)	81%	very high
May Weather	19°C (66°F)	132 mm (5.2 inches)	78%	very high
June Weather	24°C (75°F)	118 mm (4.7 inches)	79%	very high
July Weather	27°C (81°F)	141 mm (5.5 inches)	74%	very high
August Weather	25°C (77°F)	150 mm (5.9 inches)	72%	very high
September Weather	22°C (72°F)	102 mm (4.0 inches)	75%	very high
October Weather	16°C (62°F)	107 mm (4.2 inches)	81%	high
November Weather	8°C (47°F)	86 mm (3.4 inches)	85%	moderate
December Weather	5°C (41°F)	94 mm (3.7 inches)	84%	moderate