Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
September
Weather in September
Temperature
The arrival of September sees a recorded average high-temperature of a still warm 27.3°C (81.1°F), showing little divergence from the previous month's conditions. Billa registers an average low-temperature of 23.1°C (73.6°F) throughout September, a modest decrease from its daytime highs.Heat index
For September, the heat index is evaluated at 29°C (84.2°F). Persisting in activity during long-term exposure might induce weariness, with subsequent heat cramps.One should be cognizant that the heat index values are tailored for shaded spots and mild winds. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', represents the fusion of temperature and moisture in the air to suggest how warm it feels. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. Direct sunlight exposure should be noted as it has the potential to increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children often overlook the necessity for resting and fluid replenishment. Thirst is a late sign of dehydration - thus, it is critical to stay hydrated, especially during extended periods of physical activities.
Humidity
In Billa, the average relative humidity in September is 64%.Rainfall
Months with rainfall are January through June, September through December. September is the first month it rains. Throughout September, in the average 2 rainfall days, it receives 2mm (0.08") of precipitation. In Billa, during the entire year, the rain falls for 59.9 days and collects up to 125mm (4.92") of precipitation.Snowfall
September is the only month when snow falls. The month with the most snowfall is September, when snow falls for 0.1 days and typically aggregates up to 1mm (0.04") of snow.Daylight
In Billa, the average length of the day in September is 12h and 23min.On the first day of the month, sunrise is at 06:10 and sunset at 19:02. On the last day of September, sunrise is at 06:30 and sunset at 18:22 EEST.
Sunshine
In September, the average sunshine is 10.1h.UV index
The average daily maximum UV index in September in Billa is 6. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index of 6 during September leads to these instructions:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. Boost your sun resistance with garments that are densely woven yet spacious. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the average humidity in September?
When does it start raining in Billa?
What is the snowiest month?
When does it start to snow?
What is the average length of the day in September?
When are sunrise and sunset in September?
How many hours of sunshine does Billa have in September?
What is the UV index reading in September?
Average temperature in September
Billa, Lebanon
- Average high temperature in September: 27.3°C
The warmest month (with the highest average high temperature) is August (28.8°C).
The month with the lowest average high temperature is January (14.8°C).
- Average low temperature in September: 23.1°C
The month with the highest average low temperature is August (24.7°C).
The coldest month (with the lowest average low temperature) is January (11.2°C).
Average pressure in September
Billa, Lebanon
- Average pressure in September: 1010.7mbar
The month with the highest atmospheric pressure is December (1018mbar).
The month with the lowest atmospheric pressure is July (1006.2mbar).
Average wind speed in September
Billa, Lebanon
- Average wind speed in September: 12.7km/h
The windiest month (with the highest average wind speed) is January (17.3km/h).
The calmest month (with the lowest average wind speed) is October (11.1km/h).
Average humidity in September
Billa, Lebanon
- Average humidity in September: 64%
The month with the highest relative humidity is August (67%).
The month with the lowest relative humidity is November (55%).
Average rainfall in September
Billa, Lebanon
- Average rainfall in September: 2mm
The wettest month (with the highest rainfall) is December (35mm).
The driest months (with the least rainfall) are July and August (0mm).
Average rainfall days in September
Billa, Lebanon
- Average rainfall days in September: 2 days
The month with the highest number of rainy days is January (9.5 days).
The month with the least rainy days is August (0.4 days).
Average snowfall in September
Billa, Lebanon
- Average snowfall in September: 1mm
The month with the highest snowfall is September (1mm).
The months with the least snowfall are January, February, March, April, May, June, July, August, October, November and December (0mm).
Average snowfall days in September
Billa, Lebanon
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is September (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
Billa, Lebanon
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in September: 10h and 1min
The month with the most sunshine is August (Average sunshine: 12h and 18min).
The months with the least sunshine are January and December (Average sunshine: 6h and 48min).
Average sunshine days in September
Billa, Lebanon
- Average sunshine days in September: 24.5 days
The month with the most sunshine days is July (30.1 days).
The month with the least sunshine days is January (18.4 days).
Average UV index in September
Billa, Lebanon
- Average UV index in September: 6
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, February and December (UV index 4).
Average cloud cover in September
Billa, Lebanon
- Average cloud cover in September: 4
The month with the most cloud cover is January (Cloud cover 24).
The months with the least cloud cover are July and August (Cloud cover 2).
Average visibility in September
Billa, Lebanon
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
