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 average high-temperature is a still moderately hot 23.5°C (74.3°F), maintaining a close comparison with August's 23°C (73.4°F). A slight dip in temperature to a pleasant 20.2°C (68.4°F) marks the average nights during September.Humidity
In Imerimandroso, the average relative humidity in September is 79%.Rainfall
September is the month with the least rainfall. Rain falls for 16.4 days and accumulates 42mm (1.65") of precipitation.Daylight
The average length of the day in September is 12h and 0min.On the first day of the month, sunrise is at 05:52 and sunset at 17:38. On the last day of September, sunrise is at 05:28 and sunset at 17:42 EAT.
Sunshine
The average sunshine in September in Imerimandroso is 8h.UV index
The months with the lowest UV index are April through October, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for average individuals.Note: In September, the average maximum UV index of 6 translates into the following recommendations:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Imerimandroso?
What is the average humidity in September in Imerimandroso?
What is the driest month in Imerimandroso?
How much does it rain in Imerimandroso in September?
What is the average length of the day in September in Imerimandroso?
When are sunrise and sunset in September in Imerimandroso?
How long on average sun shines in September in Imerimandroso?
When is the lowest UV index in Imerimandroso?
What is the UV index reading in September in Imerimandroso?
Average temperature in September
Imerimandroso, Madagascar
- Average high temperature in September: 23.5°C
The warmest months (with the highest average high temperature) are January and February (28.3°C).
The month with the lowest average high temperature is July (22.8°C).
- Average low temperature in September: 20.2°C
The months with the highest average low temperature are January and February (24.8°C).
The coldest months (with the lowest average low temperature) are July and August (19.8°C).
Average pressure in September
Imerimandroso, Madagascar
- Average pressure in September: 1020.7mbar
The month with the highest atmospheric pressure is August (1021.4mbar).
The months with the lowest atmospheric pressure are January and February (1011.3mbar).
Average wind speed in September
Imerimandroso, Madagascar
- Average wind speed in September: 13.2km/h
The windiest month (with the highest average wind speed) is July (17km/h).
The calmest month (with the lowest average wind speed) is September (13.2km/h).
Average humidity in September
Imerimandroso, Madagascar
- Average humidity in September: 79%
The months with the highest relative humidity are March and April (81%).
The month with the lowest relative humidity is December (78%).
Average rainfall in September
Imerimandroso, Madagascar
- Average rainfall in September: 42mm
The wettest month (with the highest rainfall) is January (202mm).
The driest month (with the least rainfall) is September (42mm).
Average rainfall days in September
Imerimandroso, Madagascar
- Average rainfall days in September: 16.4 days
The month with the highest number of rainy days is January (26.7 days).
The months with the least rainy days are September and October (16.4 days).
Average daylight in September /
Average sunshine in September
Imerimandroso, 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 6min).
- Average sunshine in September: 8h and 0min
The month with the most sunshine is December (Average sunshine: 10h and 30min).
The months with the least sunshine are June and July (Average sunshine: 5h and 30min).
Average sunshine days in September
Imerimandroso, Madagascar
- Average sunshine days in September: 9.7 days
The month with the most sunshine days is October (10.3 days).
The month with the least sunshine days is January (2.5 days).
Average UV index in September
Imerimandroso, 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
Imerimandroso, Madagascar
- Average cloud cover in September: 39
The months with the most cloud cover are June and July (Cloud cover 48).
The month with the least cloud cover is December (Cloud cover 38).
Average visibility in September
Imerimandroso, 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).
