July Weather in Williamsport, United States

Last updated: June 24, 2025

In July, the average temperature in Williamsport, United States is a pleasant 25°C (77°F). Expect minimums dipping to 13°C (55°F) and soaring to a steamy 35°C (96°F). During this time, precipitation amounts to 93 mm (3.7 in) over approximately 12 days, creating a humidity level of around 81%. Enjoy the warmth, but be prepared for occasional showers!

July Temperature in Williamsport

In July in Williamsport, the average temperature is 25°C (77°F). Maximums can reach 35°C (96°F) and minimums can be as low as 13°C (55°F). This pleasant climate makes Williamsport an ideal destination for travelers seeking both warmth and comfortable temperatures.

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

The chart illustrates July temperature patterns in Williamsport, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Williamsport, July typically has an average temperature of 25°C (77°F), with highs reaching up to 35°C (96°F) and lows dropping to around 13°C (55°F).

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

July Precipitation in Williamsport

In Williamsport in July, the precipitation amount is 93 mm (3.7 in) over the course of 12 days.

July Precipitation Trends in Williamsport

The chart displays monthly precipitation patterns in Williamsport, 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 Williamsport, July typically receives around 93 mm (3.7 inches) of precipitation spread over approximately 12 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 Williamsport

In Williamsport in July, 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.

July Average Humidity in Williamsport

This chart illustrates the average monthly humidity levels in Williamsport, 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 Williamsport is approximately 81%, 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 Williamsport

In Williamsport 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 Williamsport.

Maximum UV Index Levels in Williamsport for July

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

Data source: Williamsport 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 Williamsport Compares to Other Months

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

This table compares monthly weather conditions in Williamsport, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-2°C (29°F)	76 mm (3.0 inches)	85%	moderate
February Weather	0°C (32°F)	77 mm (3.1 inches)	85%	moderate
March Weather	6°C (42°F)	112 mm (4.4 inches)	86%	high
April Weather	11°C (52°F)	104 mm (4.1 inches)	87%	very high
May Weather	18°C (64°F)	151 mm (5.9 inches)	81%	very high
June Weather	23°C (74°F)	103 mm (4.0 inches)	82%	extreme
July Weather	25°C (77°F)	93 mm (3.7 inches)	81%	very high
August Weather	23°C (74°F)	106 mm (4.2 inches)	79%	very high
September Weather	21°C (70°F)	67 mm (2.6 inches)	78%	very high
October Weather	14°C (58°F)	116 mm (4.6 inches)	81%	high
November Weather	5°C (42°F)	76 mm (3.0 inches)	89%	moderate
December Weather	2°C (36°F)	61 mm (2.4 inches)	86%	low