June Weather in Philadelphia, United States

Last updated: June 24, 2025

In Philadelphia, United States, the average temperature in June is a pleasant 26°C (79°F). However, you can expect a range, with minimums dipping to 13°C (56°F) and maximums soaring to 35°C (96°F). Travelers should also anticipate 168 mm (6.6 in) of precipitation over about 14 days, accompanied by an average humidity of 79%. Prepare accordingly for a humid and vibrant experience!

June Temperature in Philadelphia

In June in Philadelphia, the average temperature is 26°C (79°F). Maximums can reach up to 35°C (96°F), while minimums can drop as low as 13°C (56°F). This makes Philadelphia an ideal destination for travelers looking to enjoy warm weather with a pleasant chill in the evenings.

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

The chart illustrates June temperature patterns in Philadelphia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Philadelphia, June typically has an average temperature of 26°C (79°F), with highs reaching up to 35°C (96°F) and lows dropping to around 13°C (56°F).

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

June Precipitation in Philadelphia

In Philadelphia in June, the total precipitation amount is 168 mm (6.6 in) over a span of 14 days.

June Precipitation Trends in Philadelphia

The chart displays monthly precipitation patterns in Philadelphia, 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 Philadelphia, June typically receives around 168 mm (6.6 inches) of precipitation spread over approximately 14 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 Philadelphia

In Philadelphia in June humidity is 79%. With an average temperature of 26°C (79°F), this humidity feels like a warm, sticky embrace that can make outdoor activities feel exhausting. Travelers should be prepared for a heavy air that clings to the skin, making hydration essential while navigating the sights and sounds of the city.

June Average Humidity in Philadelphia

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

In Philadelphia 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 Philadelphia.

Maximum UV Index Levels in Philadelphia for June

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

Data source: Philadelphia 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 Philadelphia Compares to Other Months

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

This table compares monthly weather conditions in Philadelphia, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	9°C (48°F)	110 mm (4.3 inches)	85%	moderate
February Weather	11°C (53°F)	173 mm (6.8 inches)	84%	high
March Weather	15°C (60°F)	121 mm (4.8 inches)	82%	very high
April Weather	18°C (64°F)	158 mm (6.2 inches)	82%	very high
May Weather	23°C (73°F)	129 mm (5.1 inches)	82%	extreme
June Weather	26°C (79°F)	168 mm (6.6 inches)	79%	extreme
July Weather	27°C (81°F)	107 mm (4.2 inches)	82%	extreme
August Weather	27°C (80°F)	130 mm (5.1 inches)	77%	extreme
September Weather	25°C (77°F)	93 mm (3.7 inches)	74%	very high
October Weather	20°C (68°F)	106 mm (4.2 inches)	73%	very high
November Weather	12°C (54°F)	68 mm (2.7 inches)	85%	high
December Weather	10°C (51°F)	121 mm (4.8 inches)	88%	moderate