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
September
Weather in September
Temperature
Transitioning into September, Basibasy records an average high-temperature of a tropical 30.1°C (86.2°F), almost identical to August's 28.3°C (82.9°F). Basibasy, in September, observes a steady average low-temperature of 21.6°C (70.9°F).Heat index
The average heat index in September is computed to be a tropical 33°C (91.4°F). Take more caution, heat exhaustion and heat cramps may occur. Long-lasting activity may cause heatstroke.Heat index details are generally centered around shaded locations and a mild breeze. Direct sunlight might cause an increase of up to 15 Fahrenheit (8 Celsius) degrees in the heat index.
Note: The heat index, also known as 'real feel' or 'feels like', reflects the blend of air temperature and relative humidity to give a temperature impression. An individual's temperature experience can be influenced by extra factors, including metabolic differences, activity levels, and clothing. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Young people are generally more susceptible than adults because they perspire less. Furthermore, their proportionally larger skin surface to their petite bodies and the increased heat output from their actions add to the risk.
Humidity
In September, the average relative humidity is 61%.Rainfall
In Basibasy, in September, during 0.7 rainfall days, 4mm (0.16") of precipitation is typically accumulated. In Basibasy, during the entire year, the rain falls for 87.2 days and collects up to 370mm (14.57") of precipitation.Daylight
In September, the average length of the day is 11h and 58min.On the first day of the month, sunrise is at 06:14 and sunset at 17:55. On the last day of September, in Basibasy, sunrise is at 05:46 and sunset at 18:03 EAT.
Sunshine
The average sunshine in September is 9.8h.UV index
The months with the highest UV index are January through April, August through December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the ordinary person.Note: In September, the UV index of 7 transforms into the following advice:
Resist overexposure. Safeguarding from solar damage is indispensable. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it hot in Basibasy during September?
What is the average humidity in September?
How much does it rain in September?
How many hours of daylight does Basibasy have in September?
When is the sunrise / sunset in September?
How long on average sun shines in September in Basibasy?
When is the highest UV index?
What is the UV index reading in September?
Average temperature in September
Basibasy, Madagascar
- Average high temperature in September: 30.1°C
The warmest month (with the highest average high temperature) is December (32.3°C).
The month with the lowest average high temperature is July (27.3°C).
- Average low temperature in September: 21.6°C
The month with the highest average low temperature is January (26.3°C).
The coldest month (with the lowest average low temperature) is July (19.7°C).
Average pressure in September
Basibasy, Madagascar
- Average pressure in September: 1016.8mbar
The month with the highest atmospheric pressure is July (1019.4mbar).
The month with the lowest atmospheric pressure is January (1008.8mbar).
Average wind speed in September
Basibasy, Madagascar
- Average wind speed in September: 16.8km/h
The windiest month (with the highest average wind speed) is November (17.2km/h).
The calmest month (with the lowest average wind speed) is March (13.3km/h).
Average humidity in September
Basibasy, Madagascar
- Average humidity in September: 61%
The months with the highest relative humidity are January and February (72%).
The month with the lowest relative humidity is July (58%).
Average rainfall in September
Basibasy, Madagascar
- Average rainfall in September: 4mm
The wettest month (with the highest rainfall) is January (152mm).
The driest month (with the least rainfall) is July (0mm).
Average rainfall days in September
Basibasy, Madagascar
- Average rainfall days in September: 0.7 days
The month with the highest number of rainy days is January (23.2 days).
The months with the least rainy days are August and September (0.7 days).
Average daylight in September /
Average sunshine in September
Basibasy, Madagascar
- Average daylight in September: 12h and 0min
The month with the longest days is December (Average daylight: 13h and 30min).
The month with the shortest days is June (Average daylight: 10h and 48min).
- Average sunshine in September: 9h and 5min
The month with the most sunshine is November (Average sunshine: 12h and 6min).
The month with the least sunshine is August (Average sunshine: 7h and 30min).
Average sunshine days in September
Basibasy, Madagascar
- Average sunshine days in September: 29 days
The month with the most sunshine days is August (30.2 days).
The month with the least sunshine days is January (6 days).
Average UV index in September
Basibasy, Madagascar
- Average UV index in September: 7
The months with the highest UV index are January, February, March, April, August, September, October, November and December (UV index 7).
The months with the lowest UV index are May, June and July (UV index 6).
Average cloud cover in September
Basibasy, Madagascar
- Average cloud cover in September: 6
The month with the most cloud cover is January (Cloud cover 31).
The months with the least cloud cover are July, August and September (Cloud cover 6).
Average visibility in September
Basibasy, Madagascar
- 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).
