June Weather in Harleyville, United States

Last updated: June 24, 2025

In Harleyville, United States, the average temperature in June hovers around 26°C (79°F). Expect a range where the minimum dips to 12°C (55°F) and the maximum can soar up to 39°C (102°F). During this month, precipitation averages 122 mm (4.8 in) over about 17 days, contributing to an average humidity level of 75%. Stay prepared for fluctuating temperatures and the potential for a rainy day!

June Temperature in Harleyville

In June in Harleyville, the average temperature is 26°C (79°F). Maximums can reach 39°C (102°F), while minimums can drop as low as 12°C (55°F). Be prepared for warm days and cooler nights, making it an ideal time for travelers seeking a mix of comfort and adventure.

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

The chart illustrates June temperature patterns in Harleyville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Harleyville, June typically has an average temperature of 26°C (79°F), with highs reaching up to 39°C (102°F) and lows dropping to around 12°C (55°F).

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

June Precipitation in Harleyville

In Harleyville in June, the precipitation amount is 122 mm (4.8 in) spread over the course of 17 days.

June Precipitation Trends in Harleyville

The chart displays monthly precipitation patterns in Harleyville, 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 Harleyville, June typically receives around 122 mm (4.8 inches) of precipitation spread over approximately 17 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 Harleyville

In Harleyville in June, humidity is 75%. With an average temperature of 26°C (79°F), this humidity feels like a warm blanket wrapped around you, making traveling a sticky experience where every step requires extra effort and frequent breaks to cool off.

June Average Humidity in Harleyville

This chart illustrates the average monthly humidity levels in Harleyville, 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 Harleyville is approximately 75%, 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 Harleyville

In Harleyville 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 Harleyville.

Maximum UV Index Levels in Harleyville for June

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

Data source: Harleyville 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 Harleyville Compares to Other Months

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

This table compares monthly weather conditions in Harleyville, 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 (50°F)	73 mm (2.9 inches)	86%	moderate
February Weather	13°C (56°F)	98 mm (3.9 inches)	81%	high
March Weather	15°C (59°F)	75 mm (3.0 inches)	81%	very high
April Weather	19°C (66°F)	109 mm (4.3 inches)	79%	very high
May Weather	23°C (74°F)	96 mm (3.8 inches)	75%	extreme
June Weather	26°C (79°F)	122 mm (4.8 inches)	75%	extreme
July Weather	27°C (82°F)	166 mm (6.6 inches)	80%	extreme
August Weather	27°C (81°F)	144 mm (5.7 inches)	81%	extreme
September Weather	25°C (78°F)	117 mm (4.6 inches)	83%	very high
October Weather	21°C (70°F)	64 mm (2.5 inches)	78%	very high
November Weather	14°C (57°F)	66 mm (2.6 inches)	85%	high
December Weather	11°C (53°F)	135 mm (5.3 inches)	87%	moderate