September weather forecastMatnah, Yemen
September
Weather in September
September, the first month of the autumn in Matnah, is also a moderately hot month, with an average temperature varying between 25°C (77°F) and 16.2°C (61.2°F).Temperature
The shift to September signals an average high-temperature of a still warm 25°C (77°F), subtly varied from August's 25.1°C (77.2°F). An average low-temperature of 16.2°C (61.2°F) is common during the nights of September.Humidity
In September, the average relative humidity is 33%.Rainfall
In September, the rain falls for 8.9 days. Throughout September, 18mm (0.71") of precipitation is accumulated. Throughout the year, there are 151.7 rainfall days, and 526mm (20.71") of precipitation is accumulated.Daylight
In September, the average length of the day is 12h and 13min.On the first day of September in Matnah, sunrise is at 05:51 and sunset at 18:16. On the last day of the month, sunrise is at 05:53 and sunset at 17:53 +03.
Sunshine
In September, the average sunshine is 11.2h.UV index
In Matnah, Yemen, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for average individuals.Note: The daily maximum UV index of 5 in September interprets into the following advice:
Ensure safety - Imperative it is to shield skin and eyes from damage. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Matnah, 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
Matnah, 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
Matnah, 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
Matnah, 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
Matnah, 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
Matnah, 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
Matnah, Yemen
- Average daylight in September: 12h and 12min
The month with the longest days is June (Average daylight: 13h and 0min).
The month with the shortest days is December (Average daylight: 11h and 12min).
- Average sunshine in September: 11h and 12min
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
Matnah, 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
Matnah, 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
Matnah, 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
Matnah, 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).





