September weather forecast
Yardena, Israel

The first month of the autumn, September, is also a hot month in Yardena, Israel, with an average temperature ranging between min 20.7°C (69.3°F) and max 32.4°C (90.3°F).

Temperature

An average high-temperature of a still hot 32.4°C (90.3°F) marks September, exhibiting a close resemblance to the conditions in August. Throughout September, Yardena encounters an average temperature drop to a pleasant 20.7°C (69.3°F).

Heat index

September's heat index is calculated to be a torrid 37°C (98.6°F). Implement additional cautionary measures, heat cramps and heat exhaustion could occur. Prolonged activity might induce heatstroke.
From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', blends air temperature and moisture content to represent the felt temperature to humans. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Kids generally face higher risks than adults as they sweat less. Along with their large skin surface compared to their small bodies and higher heat production due to their activities, their vulnerability is increased.
The body's self-cooling mechanism is rooted in perspiration, where evaporating sweat cools down excessive warmth. Under high air temperature and high humidity (high heat index) conditions, the body's ability to perspire is compromised, increasing the sensation of heat. Excessive heat that's not properly managed leads to increased body temperatures and resultant health issues.

Humidity

In September, the average relative humidity in Yardena is 58%.

Rainfall

Months with rainfall are January through June, September through December. September is the first month it rains. Throughout September, in the average 2.6 rainfall days, it receives 2mm (0.08") of precipitation. Throughout the year, there are 78.4 rainfall days, and 232mm (9.13") of precipitation is accumulated.

Daylight

In September, the average length of the day in Yardena is 12h and 22min.
On the first day of the month, sunrise is at 06:12 and sunset at 19:02. On the last day of September, in Yardena, sunrise is at 06:31 and sunset at 18:23 +03.

Sunshine

The average sunshine in September is 10h.

UV index

May through September, with an average maximum UV index of 7, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: During September, 7 as the daily maximum UV index converts into the following advice:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.