September weather forecast
Marsa Matruh, Egypt

September witnesses a gradual decrease in temperature when compared to August, marking the onset of autumn. The sea temperature is relatively stable, inviting visitors for refreshing swims after a hot summer. With minor fluctuations, the amount of daylight and sunshine remains abundantly sufficient for outdoor excursions. Despite a decrease in rainfall to just 1mm (0.04") over 0.1 days, humidity rises slightly, contributing to a fleeting sensation of dampness. However, this is also a fantastic time to explore as these small changes make Marsa Matruh less busy and more serene.

Temperature

September in Marsa Matruh denotes a minimal variation in the average high-temperature to a still warm 28.5°C (83.3°F) from August's 29.5°C (85.1°F). During the month of September, Marsa Matruh experiences a steady low-temperature average of 19.9°C (67.8°F).

Heat index

The heat index value for September is estimated at a tropical 32°C (89.6°F). If activity and exposure persist, they could induce fatigue, leading to possible heat cramps.
It is emphasized that the heat index's values are meant for shaded zones with mild winds. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'felt air temperature' or 'feels like', unifies temperature and humidity readings to offer a comprehensive feel of warmth. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. Keep aware, the sun, when shining directly, can intensify the heat experience, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.

Humidity

In Marsa Matruh, the average relative humidity in September is 71%.

Rainfall

In Marsa Matruh, Egypt, in September, during 0.1 rainfall days, 1mm (0.04") of precipitation is typically accumulated. Throughout the year, there are 12.6 rainfall days, and 141mm (5.55") of precipitation is accumulated.

Sea temperature

In September, the average sea temperature is 26.9°C (80.4°F).
Note: Surface water temperatures ranging from 25°C (77°F) to 29°C (84.2°F) are considered superb and highly pleasant for water activities over extended periods.

Daylight

The average length of the day in September in Marsa Matruh, Egypt, is 12h and 22min.
On the first day of September, sunrise is at 6:47 am and sunset at 7:34 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 6:57 pm EEST.

Sunshine

The average sunshine in September is 10.3h.

UV index

The average daily maximum UV index in September is 9. A UV Index reading of 8 to 10 represents a very high threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: A daily maximum UV index of 9 in September translates into the following instructions:
Refrain from exposing skin and eyes. Without protection, they can get damaged rapidly. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Frequent reapplication of a broad-spectrum SPF 30+ sunscreen is vital every two hours or directly after a swim or an outdoor workout. Take note! Sand and water reflections strengthen the Sun's UV exposure.