September weather forecast
Dayr Istiya, West Bank

With the arrival of September in Dayr Istiya, summer starts to lose its intense heat. The gradual decrease in temperature indicates the incoming fall season. Rainfall returns slightly, marking the end of the summer drought and giving way to a wetter autumn. The length of daylight shortens, introducing longer nights. With a decrease in UV index, outdoor activities can be pursued with less caution compared to peak summer months.

Temperature

Dayr Istiya's weather in September, with an average high-temperature of a still hot 30.1°C (86.2°F), subtly shifts from August's 31.2°C (88.2°F). An average temperature of 22.5°C (72.5°F) is recorded in Dayr Istiya during the nights in September.

Heat index

The heat index value during September is evaluated at a tropical 34°C (93.2°F). Special measures are necessary to avoid heat cramps and heat exhaustion. Persistent activity could result in heatstroke.
The standards for the heat index are set for locations in shade and under light breezes. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a numerical representation of warmth when taking temperature and moisture levels into account. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. It is noteworthy that being in direct sunlight can enhance the weather's impact, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Young kids are often more at risk than adults as they tend to perspire less. Besides, their skin surface is larger relative to their small bodies, and their increased heat output from their active lifestyle compounds their risk.

Humidity

In Dayr Istiya, the average relative humidity in September is 65%.

Rainfall

January through June, September through December are months with rainfall in Dayr Istiya. September is the first month it rains. Throughout September, in the average 3 rainfall days, it receives 2mm (0.08") of precipitation. In Dayr Istiya, West Bank, during the entire year, the rain falls for 80.1 days and collects up to 272mm (10.71") of precipitation.

Daylight

The average length of the day in September is 12h and 22min.
On the first day of September, sunrise is at 06:14 and sunset at 19:03. On the last day of the month, sunrise is at 06:32 and sunset at 18:25 EEST.

Sunshine

The average sunshine in September is 10.1h.

UV index

The months with the highest UV index are June through September, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index of 7 in September converts into the following recommendations:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.