July Weather in Harrisburg, United States

Last updated: June 24, 2025

In Harrisburg, United States, the average temperature in July hovers around 24°C (75°F), making it a pleasant time to visit. Temperatures can dip as low as 11°C (52°F) or rise to a sizzling 37°C (98°F). Expect about 77 mm (3.0 in) of precipitation spread over 8 days, and prepare for a high level of humidity, with an average of 82%.

July Temperature in Harrisburg

In July in Harrisburg, the average temperature is 24°C (75°F). The maximum can reach 37°C (98°F), and the minimum can be as low as 11°C (52°F). Be prepared for warm days and cooler evenings, making it a great time to explore the area's attractions comfortably.

July Weather in Harrisburg: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Harrisburg, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Harrisburg, July typically has an average temperature of 24°C (75°F), with highs reaching up to 37°C (98°F) and lows dropping to around 11°C (52°F).

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

July Precipitation in Harrisburg

In Harrisburg in July, the precipitation amount is 77 mm (3.0 in) distributed over 8 days.

July Precipitation Trends in Harrisburg

The chart displays monthly precipitation patterns in Harrisburg, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Harrisburg, July typically receives around 77 mm (3.0 inches) of precipitation spread over approximately 8 days.

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

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Millimeters (mm) Inches (in)

July Humidity in Harrisburg

In Harrisburg in July, humidity is 82%. With an average temperature of 24°C (75°F), this humidity feels like a warm embrace, making travel feel sticky and heavy on the skin, often requiring more frequent breaks and hydration.

July Average Humidity in Harrisburg

This chart illustrates the average monthly humidity levels in Harrisburg, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Harrisburg is approximately 82%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Harrisburg

In Harrisburg in July, 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 Harrisburg.

Maximum UV Index Levels in Harrisburg for July

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

Data source: Harrisburg July 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 July Weather in Harrisburg Compares to Other Months

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

This table compares monthly weather conditions in Harrisburg, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-7°C (20°F)	21 mm (0.8 inches)	80%	low
February Weather	-7°C (20°F)	24 mm (0.9 inches)	84%	moderate
March Weather	2°C (35°F)	65 mm (2.6 inches)	75%	moderate
April Weather	7°C (45°F)	82 mm (3.2 inches)	79%	very high
May Weather	15°C (59°F)	128 mm (5.0 inches)	74%	very high
June Weather	23°C (73°F)	85 mm (3.3 inches)	81%	extreme
July Weather	24°C (75°F)	77 mm (3.0 inches)	82%	very high
August Weather	22°C (72°F)	94 mm (3.7 inches)	80%	very high
September Weather	18°C (65°F)	107 mm (4.2 inches)	75%	very high
October Weather	9°C (48°F)	79 mm (3.1 inches)	77%	moderate
November Weather	1°C (35°F)	25 mm (1.0 inches)	85%	moderate
December Weather	-3°C (26°F)	39 mm (1.5 inches)	83%	low