September weather forecastSaint Catherine, Egypt

September

Weather in September

September ushers in a noticeable change in the weather patterns in Saint Catherine, Egypt. With temperatures dropping to a slightly less intense high of 30.5°C (86.9°F), a cooling trend starts. The daytime heat starts to diminish, and the nights grow longer, heralding the beginning of autumn. Even so, the absence of rainfall keeps the city dry, and the clear blue skies are lit up by abundant sunshine. The month is marked by slowly declining temperatures, paving the way for the cooler months ahead.

Temperature

With the transition into September, Saint Catherine notes an average high-temperature of a still hot 30.5°C (86.9°F), closely resembling August. With the onset of night in September, Saint Catherine reveals a significant decrease in temperature, averaging at a mild 15.9°C (60.6°F).

Humidity

In September, the average relative humidity is 25%.

Rainfall

In Saint Catherine, Egypt, rain does not fall in May through September.

Daylight

In September, the average length of the day in Saint Catherine is 12h and 20min.
On the first day of September in Saint Catherine, sunrise is at 6:22 am and sunset at 7:05 pm. On the last day of the month, sunrise is at 6:36 am and sunset at 6:31 pm EEST.

Sunshine

The average sunshine in September in Saint Catherine is 11h.

UV index

In September, the average daily maximum UV index is 10. A UV Index value of 8 to 10 symbolizes a very high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In September, the maximum UV index of 10 transforms into these recommendations:
Remember to safeguard yourself. Rapid damage can occur to skin and eyes without protection. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Sunscreen with an SPF of 30 or higher should be applied generously and frequently reapplied even on cloudy days, especially after each swim or outdoor workout.

Updated: Jan 27, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The average high-temperature, in September, in Saint Catherine, is 30.5°C (86.9°F), while the average low-temperature is 15.9°C (60.6°F).

The average relative humidity in September is 25%.

In Saint Catherine, rain does not fall in May through September.

In Saint Catherine, Egypt, in September, it doesn't rain. In October, it rains.

In September, the average day length is 12h and 20min.

On the first day of September, sunrise is at 6:22 am and sunset at 7:05 pm. On the last day of the month, sunrise is at 6:36 am and sunset at 6:31 pm EEST.

In September, the average sunshine duration in Saint Catherine is 11h.

The average daily maximum UV index in September in Saint Catherine is 10. A UV Index estimate of 8 to 10 represents a very high hazard to health from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J J A September O N D

Aug

September

Oct

Average high temperature

32°C

30.5°C

25.7°C

Average low temperature

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average UV index

Average temperature in September
Saint Catherine, Egypt

Average high temperature in September: 30.5°C

The warmest months (with the highest average high temperature) are July and August (32°C).
The month with the lowest average high temperature is January (13.8°C).

Average low temperature in September: 15.9°C

The month with the highest average low temperature is July (17.7°C).
The coldest month (with the lowest average low temperature) is January (1.7°C).

Average humidity in September
Saint Catherine, Egypt

Average humidity in September: 25%

The month with the highest relative humidity is January (39%).
The month with the lowest relative humidity is May (19%).

Average rainfall in September
Saint Catherine, Egypt

Average rainfall in September: 0mm

The wettest months (with the highest rainfall) are March, April and December (4mm).
The driest months (with the least rainfall) are May, June, July, August and September (0mm).

Average rainfall days in September
Saint Catherine, Egypt

Average rainfall days in September: 0 days

The months with the highest number of rainy days are January, February, March and December (0.1 days).
The months with the least rainy days are April, May, June, July, August, September, October and November (0 days).

Average daylight in September /
Average sunshine in September
Saint Catherine, Egypt

Average daylight in September: 12h and 18min

The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).

Average sunshine in September: 11h

The months with the most sunshine are June, July and August (Average sunshine: 12h).
The months with the least sunshine are January and December (Average sunshine: 8h).

Average UV index in September
Saint Catherine, Egypt

Average UV index in September: 10

The months with the highest UV index are May, June, July and August (UV index 12).
The months with the lowest UV index are January and December (UV index 4).