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
The beginning of September records an average high-temperature of a still pleasant 22.8°C (73°F), almost echoing the conditions of the previous month. During September nights, Mandrosonoro records an average temperature of 11.1°C (52°F).Humidity
The average relative humidity in September is 74%.Rainfall
In September, the rain falls for 6.4 days. Throughout September, 7mm (0.28") of precipitation is accumulated. In Mandrosonoro, during the entire year, the rain falls for 220.5 days and collects up to 1093mm (43.03") of precipitation.Daylight
The average length of the day in September is 11h and 59min.On the first day of September, sunrise is at 06:04 and sunset at 17:47. On the last day of the month, sunrise is at 05:37 and sunset at 17:54 EAT.
Sunshine
In September, the average sunshine is 8.7h.UV index
In September, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The UV index of 5 during September leads to these advisories:
Take precautions - Protection against sunburn is recommended. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
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?
How many days does it rain in September?
What is the average length of the day in September?
What time are sunrise and sunset in September?
How long on average sun shines in September?
What is the UV index intensity in September?
Average temperature in September
Mandrosonoro, Madagascar
- Average high temperature in September: 22.8°C
The warmest month (with the highest average high temperature) is November (25.5°C).
The month with the lowest average high temperature is July (17.8°C).
- Average low temperature in September: 11.1°C
The month with the highest average low temperature is January (16.9°C).
The coldest month (with the lowest average low temperature) is July (9.3°C).
Average pressure in September
Mandrosonoro, Madagascar
- Average pressure in September: 1020.3mbar
The month with the highest atmospheric pressure is July (1022.3mbar).
The month with the lowest atmospheric pressure is January (1012.3mbar).
Average wind speed in September
Mandrosonoro, Madagascar
- Average wind speed in September: 10.1km/h
The windiest month (with the highest average wind speed) is September (10.1km/h).
The calmest month (with the lowest average wind speed) is December (7.8km/h).
Average humidity in September
Mandrosonoro, Madagascar
- Average humidity in September: 74%
The month with the highest relative humidity is March (89%).
The month with the lowest relative humidity is October (73%).
Average rainfall in September
Mandrosonoro, Madagascar
- Average rainfall in September: 7mm
The wettest month (with the highest rainfall) is January (259mm).
The driest month (with the least rainfall) is August (5mm).
Average rainfall days in September
Mandrosonoro, Madagascar
- Average rainfall days in September: 6.4 days
The month with the highest number of rainy days is January (28.7 days).
The month with the least rainy days is September (6.4 days).
Average daylight in September /
Average sunshine in September
Mandrosonoro, Madagascar
- Average daylight in September: 12h and 0min
The month with the longest days is December (Average daylight: 13h and 24min).
The month with the shortest days is June (Average daylight: 10h and 54min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is November (Average sunshine: 10h and 6min).
The month with the least sunshine is April (Average sunshine: 5h and 48min).
Average sunshine days in September
Mandrosonoro, Madagascar
- Average sunshine days in September: 21.7 days
The month with the most sunshine days is September (21.7 days).
The month with the least sunshine days is January (0.8 days).
Average UV index in September
Mandrosonoro, Madagascar
- Average UV index in September: 5
The month with the highest UV index is December (UV index 6).
The months with the lowest UV index are April, May, June and July (UV index 4).
Average cloud cover in September
Mandrosonoro, Madagascar
- Average cloud cover in September: 37
The month with the most cloud cover is March (Cloud cover 67).
The month with the least cloud cover is October (Cloud cover 36).
Average visibility in September
Mandrosonoro, Madagascar
- Average visibility in September: 8km
The month with the highest visibility is October (9km).
The months with the lowest visibility are January, March, April and May (6km).
Mandrosonoro, Madagascar
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