September Weather in Mecca, United States

Last updated: June 24, 2025

The average temperature in Mecca, United States during September reaches a warm 31°C (87°F), with fluctuations that can drop to a chilly 14°C (58°F) and soar up to a sizzling 47°C (117°F). Expect minimal precipitation of only 4 mm (0.2 in) spread over a single day, while the atmosphere remains comfortably humid with an average of 52% humidity.

September Temperature in Mecca

In September in Mecca, the average temperature is 31°C (87°F), with maximums reaching 47°C (117°F) and minimums dropping to as low as 14°C (58°F). Travelers should be prepared for hot days and cooler evenings.

September Weather in Mecca: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Mecca, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mecca, September typically has an average temperature of 31°C (87°F), with highs reaching up to 47°C (117°F) and lows dropping to around 14°C (58°F).

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

September Precipitation in Mecca

In Mecca in September, the precipitation amount is 4 mm (0.2 in) during 1 day.

September Precipitation Trends in Mecca

The chart displays monthly precipitation patterns in Mecca, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Mecca, September typically receives around 4 mm (0.2 inches) of precipitation spread over approximately 1 days.

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

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Millimeters (mm) Inches (in)

September Humidity in Mecca

In Mecca in September humidity is 52%. With an average temperature of 31°C (87°F), this humidity feels like a warm embrace that can make outdoor activities a bit more exhausting, but it’s still bearable for sightseeing and enjoying the local culture.

September Average Humidity in Mecca

This chart illustrates the average monthly humidity levels in Mecca, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Mecca is approximately 52%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Mecca

In Mecca in September, 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 Mecca.

Maximum UV Index Levels in Mecca for September

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

Data source: Mecca September 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 September Weather in Mecca Compares to Other Months

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

This table compares monthly weather conditions in Mecca, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	14°C (57°F)	18 mm (0.7 inches)	72%	moderate
February Weather	15°C (60°F)	18 mm (0.7 inches)	77%	high
March Weather	18°C (65°F)	13 mm (0.5 inches)	67%	very high
April Weather	23°C (74°F)	6 mm (0.2 inches)	56%	very high
May Weather	26°C (79°F)	1 mm (0.1 inches)	46%	extreme
June Weather	32°C (89°F)	0 mm (0.0 inches)	48%	extreme
July Weather	35°C (94°F)	8 mm (0.3 inches)	46%	extreme
August Weather	34°C (94°F)	2 mm (0.1 inches)	42%	extreme
September Weather	31°C (87°F)	4 mm (0.2 inches)	52%	very high
October Weather	24°C (76°F)	4 mm (0.2 inches)	58%	high
November Weather	19°C (66°F)	5 mm (0.2 inches)	66%	moderate
December Weather	14°C (57°F)	17 mm (0.7 inches)	74%	moderate