July Weather in Sussex, Canada

Last updated: June 18, 2025

In July, the average temperature in Sussex, Canada hovers around 19°C (66°F), providing a pleasant climate for outdoor activities. Be prepared for temperature variations, where it can dip to a minimum of 7°C (45°F) and soar to a maximum of 33°C (92°F). Expect an average precipitation of 87 mm (3.4 in) spread over 12 days, paired with a high average humidity of 84%. Whether you're exploring or relaxing, the weather here presents a unique charm.

July Temperature in Sussex

In July in Sussex, the average temperature is 19°C (66°F). Maximum temperatures can reach 33°C (92°F), while the minimum can drop to as low as 7°C (45°F). This variation makes it a great time to explore outdoor activities while packing for fluctuating temperatures.

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

The chart illustrates July temperature patterns in Sussex, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sussex, July typically has an average temperature of 19°C (66°F), with highs reaching up to 33°C (92°F) and lows dropping to around 7°C (45°F).

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

July Precipitation in Sussex

In Sussex in July, the precipitation amount is 87 mm (3.4 in) over the course of 12 days.

July Precipitation Trends in Sussex

The chart displays monthly precipitation patterns in Sussex, 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 Sussex, July typically receives around 87 mm (3.4 inches) of precipitation spread over approximately 12 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

July Humidity in Sussex

In Sussex in July, humidity is 84%. With an average temperature of 19°C (66°F), this humidity feels like a warm, sticky embrace that can make traveling uncomfortable and exhausting, as the air clings to your skin, and every step taken feels heavier in the sultry atmosphere.

July Average Humidity in Sussex

This chart illustrates the average monthly humidity levels in Sussex, 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 Sussex is approximately 84%, 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 Sussex

In Sussex in July, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Sussex.

Maximum UV Index Levels in Sussex for July

The chart shows the monthly maximum UV Index (UVI) for Sussex 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 Sussex typically reaches 8, which falls under the very high exposure category.

Data source: Sussex 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 Sussex Compares to Other Months

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

This table compares monthly weather conditions in Sussex, 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)	101 mm (4.0 inches)	83%	low
February Weather	-6°C (21°F)	104 mm (4.1 inches)	84%	moderate
March Weather	-2°C (28°F)	80 mm (3.2 inches)	82%	moderate
April Weather	4°C (40°F)	105 mm (4.1 inches)	80%	high
May Weather	10°C (50°F)	107 mm (4.2 inches)	78%	very high
June Weather	15°C (60°F)	99 mm (3.9 inches)	82%	very high
July Weather	19°C (66°F)	87 mm (3.4 inches)	84%	very high
August Weather	19°C (66°F)	81 mm (3.2 inches)	82%	very high
September Weather	15°C (58°F)	91 mm (3.6 inches)	82%	high
October Weather	9°C (48°F)	93 mm (3.7 inches)	82%	moderate
November Weather	2°C (36°F)	160 mm (6.3 inches)	84%	moderate
December Weather	-4°C (25°F)	114 mm (4.5 inches)	82%	low