July Weather in Modderfontein, South Africa

Last updated: August 31, 2025

In July, the average temperature in Modderfontein, South Africa hovers around 11°C (52°F), with extremes ranging from a frosty -2°C (29°F) to a pleasant 26°C (79°F). The month sees minimal precipitation, with only 2 mm (0.1 in) recorded over 0 days, making for a predominantly dry experience. Expect an average humidity of 71%, adding a hint of moisture to the crisp air.

July Temperature in Modderfontein

In July in Modderfontein, the average temperature is 11°C (52°F). Maximums can reach 26°C (79°F), while minimums can drop as low as -2°C (29°F). This makes it essential for travelers to pack layers to stay comfortable throughout the day.

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

The chart illustrates July temperature patterns in Modderfontein, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Modderfontein, July typically has an average temperature of 11°C (52°F), with highs reaching up to 26°C (79°F) and lows dropping to around -2°C (29°F).

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

July Precipitation in Modderfontein

In Modderfontein in July, the precipitation amount is 2 mm (0.1 in) during a span of 0 days.

July Precipitation Trends in Modderfontein

The chart displays monthly precipitation patterns in Modderfontein, 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 Modderfontein, July typically receives around 2 mm (0.1 inches) of precipitation spread over approximately 0 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 Modderfontein

In Modderfontein in July, humidity is 71%. With an average temperature of 11°C (52°F), this humidity feels like a damp chill that seeps into your clothes, making outdoor exploration less enjoyable and encouraging frequent breaks in cozy cafes or sheltered spots.

July Average Humidity in Modderfontein

This chart illustrates the average monthly humidity levels in Modderfontein, 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 Modderfontein is approximately 71%, 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 Modderfontein

In Modderfontein in July, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Modderfontein, you can refer to this Hourly UV Index in Modderfontein.

Maximum UV Index Levels in Modderfontein for July

The chart shows the monthly maximum UV Index (UVI) for Modderfontein 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 Modderfontein typically reaches 6, which falls under the high exposure category.

Data source: Modderfontein 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 Modderfontein Compares to Other Months

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

This table compares monthly weather conditions in Modderfontein, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	21°C (70°F)	115 mm (4.5 inches)	79%	extreme
February Weather	21°C (69°F)	126 mm (4.9 inches)	77%	extreme
March Weather	20°C (68°F)	68 mm (2.7 inches)	77%	extreme
April Weather	17°C (63°F)	49 mm (1.9 inches)	81%	very high
May Weather	14°C (58°F)	11 mm (0.4 inches)	82%	high
June Weather	11°C (53°F)	6 mm (0.2 inches)	73%	high
July Weather	11°C (52°F)	2 mm (0.1 inches)	71%	high
August Weather	14°C (58°F)	3 mm (0.1 inches)	68%	very high
September Weather	18°C (65°F)	7 mm (0.3 inches)	74%	extreme
October Weather	19°C (67°F)	54 mm (2.1 inches)	74%	extreme
November Weather	21°C (69°F)	77 mm (3.0 inches)	82%	extreme
December Weather	21°C (69°F)	140 mm (5.5 inches)	81%	extreme