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 commences with an average high-temperature of a pleasant 20.5°C (68.9°F), showing little deviation from August's 18.1°C (64.6°F). During September, Sandrandahy consistently records a temperature low averaging a chilly 8.9°C (48°F).Humidity
In Sandrandahy, the average relative humidity in September is 72%.Rainfall
In Sandrandahy, in September, during 7.3 rainfall days, 9mm (0.35") of precipitation is typically accumulated. Throughout the year, there are 221 rainfall days, and 1229mm (48.39") of precipitation is accumulated.Daylight
The average length of the day in September is 11h and 59min.On the first day of the month, sunrise is at 05:59 and sunset at 17:42. On the last day of September, sunrise is at 05:33 and sunset at 17:49 EAT.
Sunshine
In September, the average sunshine is 9.2h.UV index
The months with the highest UV index are February, March, September through December, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: In September, a regular UV index of 5 translates into these guidelines:
Exercise prevention - Protecting skin and eyes from harm is required. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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 much does it rain in September?
How many hours of daylight does Sandrandahy have in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Sandrandahy have in September?
When is the highest UV index?
What is the UV index intensity in September?
Average temperature in September
Sandrandahy, Madagascar
- Average high temperature in September: 20.5°C
The warmest month (with the highest average high temperature) is November (22.7°C).
The month with the lowest average high temperature is July (15.8°C).
- Average low temperature in September: 8.9°C
The month with the highest average low temperature is December (14.3°C).
The coldest month (with the lowest average low temperature) is July (7°C).
Average pressure in September
Sandrandahy, Madagascar
- Average pressure in September: 1020.4mbar
The month with the highest atmospheric pressure is July (1022mbar).
The month with the lowest atmospheric pressure is January (1012.7mbar).
Average wind speed in September
Sandrandahy, Madagascar
- Average wind speed in September: 9.5km/h
The windiest month (with the highest average wind speed) is September (9.5km/h).
The calmest month (with the lowest average wind speed) is December (7.1km/h).
Average humidity in September
Sandrandahy, Madagascar
- Average humidity in September: 72%
The months with the highest relative humidity are January, February and March (89%).
The month with the lowest relative humidity is October (71%).
Average rainfall in September
Sandrandahy, Madagascar
- Average rainfall in September: 9mm
The wettest month (with the highest rainfall) is January (295mm).
The driest month (with the least rainfall) is August (8mm).
Average rainfall days in September
Sandrandahy, Madagascar
- Average rainfall days in September: 7.3 days
The month with the highest number of rainy days is January (30 days).
The month with the least rainy days is September (7.3 days).
Average daylight in September /
Average sunshine in September
Sandrandahy, Madagascar
- Average daylight in September: 12h and 0min
The month with the longest days is December (Average daylight: 13h and 18min).
The month with the shortest days is June (Average daylight: 10h and 54min).
- Average sunshine in September: 9h and 1min
The month with the most sunshine is November (Average sunshine: 10h and 18min).
The months with the least sunshine are April and June (Average sunshine: 6h and 42min).
Average sunshine days in September
Sandrandahy, Madagascar
- Average sunshine days in September: 18.5 days
The month with the most sunshine days is September (18.5 days).
The month with the least sunshine days is January (0.5 days).
Average UV index in September
Sandrandahy, Madagascar
- Average UV index in September: 5
The months with the highest UV index are February, March, September, October, November and December (UV index 5).
The months with the lowest UV index are January, April, May, June, July and August (UV index 4).
Average cloud cover in September
Sandrandahy, Madagascar
- Average cloud cover in September: 30
The months with the most cloud cover are January, February and March (Cloud cover 65).
The month with the least cloud cover is September (Cloud cover 30).
Average visibility in September
Sandrandahy, Madagascar
- Average visibility in September: 9km
The months with the highest visibility are September and October (9km).
The months with the lowest visibility are January, March, April and May (6km).
