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 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
Weather in September
Temperature
September begins with an average high-temperature of a still moderately hot 25°C (77°F), reflecting close similarity to the preceding month. Throughout September, the temperature falls to an average low of 16.2°C (61.2°F).Humidity
The average relative humidity in September is 33%.Rainfall
In Al `Atm, Yemen, during September, the rain falls for 8.9 days and regularly aggregates up to 18mm (0.71") of precipitation. Throughout the year, in Al `Atm, there are 151.7 rainfall days, and 526mm (20.71") of precipitation is accumulated.Daylight
In Al `Atm, the average length of the day in September is 12h and 13min.On the first day of the month, sunrise is at 05:49 and sunset at 18:15. On the last day of September, in Al `Atm, sunrise is at 05:52 and sunset at 17:52 +03.
Sunshine
The average sunshine in September is 11.2h.UV index
The average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: In September, the average maximum UV index of 5 translates into the following recommendations:
Guard yourself - Precautionary measures against sun damage are advocated. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Frequently asked questions
What is the temperature in September in Al `Atm?
What is the average humidity in September in Al `Atm?
How much does it rain in Al `Atm in September?
What is the average length of the day in September in Al `Atm?
When are sunrise and sunset in September in Al `Atm?
How long on average sun shines in September in Al `Atm?
How high is the UV index in September in Al `Atm?
Average temperature in September
Al `Atm, Yemen
- Average high temperature in September: 25°C
The warmest month (with the highest average high temperature) is June (26.8°C).
The month with the lowest average high temperature is December (19.7°C).
- Average low temperature in September: 16.2°C
The month with the highest average low temperature is July (18.5°C).
The coldest month (with the lowest average low temperature) is December (9.3°C).
Average pressure in September
Al `Atm, Yemen
- Average pressure in September: 1010.1mbar
The month with the highest atmospheric pressure is December (1016.9mbar).
The month with the lowest atmospheric pressure is July (1006.8mbar).
Average wind speed in September
Al `Atm, Yemen
- Average wind speed in September: 10.3km/h
The windiest month (with the highest average wind speed) is June (10.6km/h).
The calmest month (with the lowest average wind speed) is January (5.2km/h).
Average humidity in September
Al `Atm, Yemen
- Average humidity in September: 33%
The month with the highest relative humidity is August (48%).
The month with the lowest relative humidity is October (29%).
Average rainfall in September
Al `Atm, Yemen
- Average rainfall in September: 18mm
The wettest month (with the highest rainfall) is August (111mm).
The driest months (with the least rainfall) are October and December (5mm).
Average rainfall days in September
Al `Atm, Yemen
- Average rainfall days in September: 8.9 days
The month with the highest number of rainy days is July (26.2 days).
The month with the least rainy days is October (2.5 days).
Average daylight in September /
Average sunshine in September
Al `Atm, Yemen
- Average daylight in September: 12h and 1min
The month with the longest days is June (Average daylight: 13h and 6min).
The month with the shortest days is December (Average daylight: 11h and 12min).
- Average sunshine in September: 11h and 1min
The month with the most sunshine is May (Average sunshine: 11h and 54min).
The months with the least sunshine are January, November and December (Average sunshine: 7h and 42min).
Average sunshine days in September
Al `Atm, Yemen
- Average sunshine days in September: 16 days
The month with the most sunshine days is October (27.5 days).
The month with the least sunshine days is July (2.8 days).
Average UV index in September
Al `Atm, Yemen
- Average UV index in September: 5
The months with the highest UV index are May, June and August (UV index 6).
The months with the lowest UV index are November and December (UV index 4).
Average cloud cover in September
Al `Atm, Yemen
- Average cloud cover in September: 11
The month with the most cloud cover is July (Cloud cover 36).
The month with the least cloud cover is October (Cloud cover 4).
Average visibility in September
Al `Atm, Yemen
- 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).
Al `Atm, Yemen
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