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
The arrival of September records an average high-temperature of a still moderately hot 25.3°C (77.5°F), closely related to the 24.8°C (76.6°F) observed in August. Nighttime temperature experiences an average drop to a comfortable 19.7°C (67.5°F) in September.Humidity
In Rantabe, the average relative humidity in September is 79%.Rainfall
In September, the rain falls for 19.5 days. Throughout September, 32mm (1.26") of precipitation is accumulated. Throughout the year, there are 273.6 rainfall days, and 871mm (34.29") of precipitation is accumulated.Daylight
In Rantabe, the average length of the day in September is 12h and 1min.On the first day of September in Rantabe, sunrise is at 05:46 and sunset at 17:35. On the last day of the month, sunrise is at 05:24 and sunset at 17:38 EAT.
Sunshine
The average sunshine in September is 7.7h.UV index
April through October, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for the ordinary person.Note: The UV index of 6 during September leads to these advisories:
Ward off overexposure. Defence against solar harm is crucial. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. Experience reduced UV exposure by about half when donning a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature?
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?
When are sunrise and sunset in September?
How long on average sun shines in September?
When is the lowest UV index?
How high is the UV index in September?
Average temperature in September
Rantabe, Madagascar
- Average high temperature in September: 25.3°C
The warmest months (with the highest average high temperature) are February and December (29.8°C).
The month with the lowest average high temperature is July (24.7°C).
- Average low temperature in September: 19.7°C
The month with the highest average low temperature is January (23.6°C).
The coldest month (with the lowest average low temperature) is August (19.3°C).
Average pressure in September
Rantabe, Madagascar
- Average pressure in September: 1018.4mbar
The month with the highest atmospheric pressure is August (1018.9mbar).
The month with the lowest atmospheric pressure is February (1010.9mbar).
Average wind speed in September
Rantabe, Madagascar
- Average wind speed in September: 15.7km/h
The windiest month (with the highest average wind speed) is July (17.6km/h).
The calmest months (with the lowest average wind speed) are January and February (9.6km/h).
Average humidity in September
Rantabe, Madagascar
- Average humidity in September: 79%
The months with the highest relative humidity are February and March (82%).
The months with the lowest relative humidity are November and December (78%).
Average rainfall in September
Rantabe, Madagascar
- Average rainfall in September: 32mm
The wettest months (with the highest rainfall) are January and March (132mm).
The driest month (with the least rainfall) is October (29mm).
Average rainfall days in September
Rantabe, Madagascar
- Average rainfall days in September: 19.5 days
The month with the highest number of rainy days is January (27.4 days).
The month with the least rainy days is November (16.7 days).
Average daylight in September /
Average sunshine in September
Rantabe, Madagascar
- Average daylight in September: 12h and 0min
The month with the longest days is December (Average daylight: 13h and 0min).
The month with the shortest days is June (Average daylight: 11h and 12min).
- Average sunshine in September: 7h and 4min
The month with the most sunshine is February (Average sunshine: 10h and 36min).
The month with the least sunshine is July (Average sunshine: 5h and 42min).
Average sunshine days in September
Rantabe, Madagascar
- Average sunshine days in September: 4.3 days
The month with the most sunshine days is November (7.9 days).
The months with the least sunshine days are April and June (2.3 days).
Average UV index in September
Rantabe, Madagascar
- Average UV index in September: 6
The months with the highest UV index are January, February, March, November and December (UV index 7).
The months with the lowest UV index are April, May, June, July, August, September and October (UV index 6).
Average cloud cover in September
Rantabe, Madagascar
- Average cloud cover in September: 42
The month with the most cloud cover is June (Cloud cover 46).
The month with the least cloud cover is December (Cloud cover 36).
Average visibility in September
Rantabe, 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).
