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
September's advent notes a subtle adjustment in average high-temperature to a still warm 25.4°C (77.7°F) from August. September generally records an average low-temperature of 19.4°C (66.9°F).Humidity
With an average relative humidity of 73%, September is the least humid month.Rainfall
In Mahaly, Madagascar, in September, it is raining for 8.2 days, with typically 23mm (0.91") of accumulated precipitation. Throughout the year, there are 147.4 rainfall days, and 474mm (18.66") of precipitation is accumulated.Daylight
In September, the average length of the day is 11h and 58min.On the first day of the month, sunrise is at 06:05 and sunset at 17:43. On the last day of September, sunrise is at 05:35 and sunset at 17:53 EAT.
Sunshine
In Mahaly, the average sunshine in September is 8.2h.UV index
In Mahaly, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In September, the maximum UV index of 6 suggests this advice:
Guard oneself from overexposure. Defence against sun injury is vital. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature?
What is the least humid month?
What is the average humidity in September?
How many days does it rain in September in Mahaly?
How many hours of daylight does Mahaly have 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
Mahaly, Madagascar
- Average high temperature in September: 25.4°C
The warmest months (with the highest average high temperature) are January, February and December (29.2°C).
The month with the lowest average high temperature is July (22.8°C).
- Average low temperature in September: 19.4°C
The month with the highest average low temperature is January (23.7°C).
The coldest month (with the lowest average low temperature) is July (17.6°C).
Average pressure in September
Mahaly, Madagascar
- Average pressure in September: 1020.1mbar
The month with the highest atmospheric pressure is July (1022.4mbar).
The month with the lowest atmospheric pressure is January (1011.5mbar).
Average wind speed in September
Mahaly, Madagascar
- Average wind speed in September: 19.5km/h
The windiest month (with the highest average wind speed) is September (19.5km/h).
The calmest month (with the lowest average wind speed) is May (15.4km/h).
Average humidity in September
Mahaly, Madagascar
- Average humidity in September: 73%
The month with the highest relative humidity is March (78%).
The month with the lowest relative humidity is September (73%).
Average rainfall in September
Mahaly, Madagascar
- Average rainfall in September: 23mm
The wettest month (with the highest rainfall) is November (55mm).
The driest month (with the least rainfall) is August (22mm).
Average rainfall days in September
Mahaly, Madagascar
- Average rainfall days in September: 8.2 days
The month with the highest number of rainy days is April (14.8 days).
The month with the least rainy days is September (8.2 days).
Average daylight in September /
Average sunshine in September
Mahaly, Madagascar
- Average daylight in September: 12h and 0min
The month with the longest days is December (Average daylight: 13h and 36min).
The month with the shortest days is June (Average daylight: 10h and 42min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is December (Average sunshine: 10h and 0min).
The month with the least sunshine is April (Average sunshine: 5h and 54min).
Average sunshine days in September
Mahaly, Madagascar
- Average sunshine days in September: 19.8 days
The month with the most sunshine days is September (19.8 days).
The month with the least sunshine days is April (11.8 days).
Average UV index in September
Mahaly, Madagascar
- Average UV index in September: 6
The months with the highest UV index are January, February and December (UV index 7).
The months with the lowest UV index are June and July (UV index 5).
Average cloud cover in September
Mahaly, Madagascar
- Average cloud cover in September: 24
The month with the most cloud cover is January (Cloud cover 40).
The months with the least cloud cover are August and September (Cloud cover 24).
Average visibility in September
Mahaly, 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).
