September weather forecastAnkavandra, Madagascar
September
Weather in September
September, the first month of the spring in Ankavandra, is still a warm month, with temperature in the range of an average high of 29.5°C (85.1°F) and an average low of 23.4°C (74.1°F).Temperature
The beginning of September reveals an average high-temperature of a still warm 29.5°C (85.1°F), showing minimal deviation from the previous month. Throughout the month of September, Ankavandra witnesses an average temperature of 23.4°C (74.1°F).Heat index
The heat index value for September is computed to be a tropical 33°C (91.4°F). Greater safety measures are needed, risk of heat exhaustion and heat cramps is high. Continuous activity might trigger heatstroke.Realize that the values for the heat index are set for shaded places and light winds. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is found by incorporating humidity levels into the air temperature measurement. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. Given direct exposure to sunlight, one might experience a rise in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
Humidity
In September, the average relative humidity in Ankavandra is 67%.Rainfall
In September, the rain falls for 4.5 days. Throughout September, 6mm (0.24") of precipitation is accumulated. In Ankavandra, during the entire year, the rain falls for 161.7 days and collects up to 952mm (37.48") of precipitation.Daylight
In Ankavandra, the average length of the day in September is 12h and 0min.On the first day of the month, sunrise is at 06:06 and sunset at 17:51. On the last day of September, sunrise is at 05:40 and sunset at 17:56 EAT.
Sunshine
The average sunshine in September is 9.1h.UV index
January through May, August through December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: During September, 7 as the daily maximum UV index converts into the following advice:
Prevent overexposure. Protection from the sun's harmful effects is needed. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Ankavandra, Madagascar
- Average high temperature in September: 29.5°C
The warmest months (with the highest average high temperature) are November and December (31.4°C).
The month with the lowest average high temperature is July (27.8°C).
- Average low temperature in September: 23.4°C
The month with the highest average low temperature is December (26.3°C).
The coldest month (with the lowest average low temperature) is July (21.5°C).
Average pressure in September
Ankavandra, Madagascar
- Average pressure in September: 1016.6mbar
The month with the highest atmospheric pressure is July (1018.3mbar).
The month with the lowest atmospheric pressure is January (1009.2mbar).
Average wind speed in September
Ankavandra, Madagascar
- Average wind speed in September: 13.6km/h
The windiest month (with the highest average wind speed) is October (14.2km/h).
The calmest month (with the lowest average wind speed) is March (10.9km/h).
Average humidity in September
Ankavandra, Madagascar
- Average humidity in September: 67%
The months with the highest relative humidity are January, February and March (78%).
The month with the lowest relative humidity is July (64%).
Average rainfall in September
Ankavandra, Madagascar
- Average rainfall in September: 6mm
The wettest month (with the highest rainfall) is January (315mm).
The driest months (with the least rainfall) are July and August (4mm).
Average rainfall days in September
Ankavandra, Madagascar
- Average rainfall days in September: 4.5 days
The month with the highest number of rainy days is January (28.3 days).
The month with the least rainy days is July (3.7 days).
Average daylight in September /
Average sunshine in September
Ankavandra, Madagascar
- Average daylight in September: 12h and 0min
The month with the longest days is December (Average daylight: 13h and 12min).
The month with the shortest days is June (Average daylight: 11h and 0min).
- Average sunshine in September: 9h and 6min
The month with the most sunshine is October (Average sunshine: 11h and 54min).
The month with the least sunshine is August (Average sunshine: 7h and 24min).
Average sunshine days in September
Ankavandra, Madagascar
- Average sunshine days in September: 24.7 days
The month with the most sunshine days is July (26.9 days).
The month with the least sunshine days is January (1.5 days).
Average UV index in September
Ankavandra, Madagascar
- Average UV index in September: 7
The months with the highest UV index are January, February, March, April, May, August, September, October, November and December (UV index 7).
The months with the lowest UV index are June and July (UV index 6).
Average cloud cover in September
Ankavandra, Madagascar
- Average cloud cover in September: 17
The month with the most cloud cover is January (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 14).
Average visibility in September
Ankavandra, Madagascar
- Average visibility in September: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).





