July Weather in Princeton, Canada

Last updated: June 18, 2025

In July, the average temperature in Princeton, Canada hovers around 14°C (58°F), with a minimum dipping to 2°C (35°F) and a maximum soaring to 35°C (96°F). Visitors can expect 20 mm (0.8 in) of precipitation over about 4 days, accompanied by a high average humidity of 85%.

July Temperature in Princeton

In July in Princeton, the average temperature is 14°C (58°F). The maximum can reach 35°C (96°F), and the minimum can be as low as 2°C (35°F). Be prepared for a wide range of temperatures to ensure you enjoy your travels comfortably.

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

The chart illustrates July temperature patterns in Princeton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Princeton, July typically has an average temperature of 14°C (58°F), with highs reaching up to 35°C (96°F) and lows dropping to around 2°C (35°F).

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

July Precipitation in Princeton

In Princeton in July, the total precipitation amount is 20 mm (0.8 in) spread over a period of 4 days.

July Precipitation Trends in Princeton

The chart displays monthly precipitation patterns in Princeton, 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 Princeton, July typically receives around 20 mm (0.8 inches) of precipitation spread over approximately 4 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 Princeton

In Princeton in July, humidity is 85%. With an average temperature of 14°C (58°F), this humidity feels like a thick blanket wrapping around you, making even short walks feel heavy and exhausting for traveling.

July Average Humidity in Princeton

This chart illustrates the average monthly humidity levels in Princeton, 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 Princeton is approximately 85%, 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 Princeton

In Princeton in July, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Princeton.

Maximum UV Index Levels in Princeton for July

The chart shows the monthly maximum UV Index (UVI) for Princeton 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 Princeton typically reaches 9, which falls under the very high exposure category.

Data source: Princeton 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 Princeton Compares to Other Months

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

This table compares monthly weather conditions in Princeton, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-4°C (25°F)	83 mm (3.3 inches)	87%	low
February Weather	-6°C (21°F)	88 mm (3.5 inches)	86%	moderate
March Weather	-1°C (30°F)	64 mm (2.5 inches)	88%	moderate
April Weather	3°C (37°F)	58 mm (2.3 inches)	86%	high
May Weather	8°C (47°F)	47 mm (1.8 inches)	82%	very high
June Weather	11°C (52°F)	44 mm (1.7 inches)	82%	very high
July Weather	14°C (58°F)	20 mm (0.8 inches)	85%	very high
August Weather	14°C (58°F)	17 mm (0.7 inches)	77%	very high
September Weather	10°C (50°F)	52 mm (2.1 inches)	76%	high
October Weather	3°C (38°F)	88 mm (3.5 inches)	88%	moderate
November Weather	0°C (32°F)	124 mm (4.9 inches)	88%	low
December Weather	-4°C (25°F)	114 mm (4.5 inches)	89%	low