July Weather in Dundas, United States

Last updated: June 24, 2025

In July, the average temperature in Dundas, United States reaches a pleasant 23°C (74°F). During this time, temperatures can dip to a minimum of 13°C (55°F) and soar as high as 35°C (95°F). Expect 107 mm (4.2 in) of precipitation over approximately 10 days, accompanied by an average humidity of 81%.

July Temperature in Dundas

In July in Dundas, the average temperature is 23°C (74°F). Maximum can reach 35°C (95°F) and minimum can be as low as 13°C (55°F). This pleasant climate makes Dundas an ideal destination for travelers looking to enjoy outdoor activities and explore the local attractions.

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

The chart illustrates July temperature patterns in Dundas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dundas, July typically has an average temperature of 23°C (74°F), with highs reaching up to 35°C (95°F) and lows dropping to around 13°C (55°F).

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

July Precipitation in Dundas

In Dundas in July, the precipitation amount is 107 mm (4.2 in) accumulated over a period of 10 days.

July Precipitation Trends in Dundas

The chart displays monthly precipitation patterns in Dundas, 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 Dundas, July typically receives around 107 mm (4.2 inches) of precipitation spread over approximately 10 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 Dundas

In Dundas in July, humidity is 81%. With an average temperature of 23°C (74°F), this humidity feels like a warm, heavy blanket draped over your skin, making travel feel a bit more sluggish and requiring plenty of water breaks to stay comfortable.

July Average Humidity in Dundas

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

In Dundas 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 Dundas.

Maximum UV Index Levels in Dundas for July

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

Data source: Dundas 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 Dundas Compares to Other Months

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

This table compares monthly weather conditions in Dundas, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-8°C (17°F)	34 mm (1.3 inches)	87%	moderate
February Weather	-8°C (17°F)	39 mm (1.5 inches)	90%	moderate
March Weather	1°C (34°F)	63 mm (2.5 inches)	85%	moderate
April Weather	6°C (44°F)	88 mm (3.4 inches)	84%	very high
May Weather	15°C (59°F)	142 mm (5.6 inches)	78%	very high
June Weather	22°C (71°F)	107 mm (4.2 inches)	80%	very high
July Weather	23°C (74°F)	107 mm (4.2 inches)	81%	very high
August Weather	21°C (71°F)	127 mm (5.0 inches)	81%	very high
September Weather	18°C (64°F)	127 mm (5.0 inches)	81%	very high
October Weather	9°C (49°F)	91 mm (3.6 inches)	84%	moderate
November Weather	1°C (34°F)	37 mm (1.5 inches)	88%	moderate
December Weather	-4°C (24°F)	49 mm (1.9 inches)	84%	low