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 ushering in of September brings an average high-temperature of a still warm 27.1°C (80.8°F), closely mirroring the 25.5°C (77.9°F) of August. Throughout September, an average nighttime temperature of 19.3°C (66.7°F) is experienced.Heat index
During September, the heat index is appraised at 29°C (84.2°F). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.Records show heat index calculations are tailored for shaded regions and mild winds. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', integrates the air's temperature and its humidity to showcase the felt temperature by people. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Do note, being directly under sun rays can amplify the heat you feel, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Children typically face more danger than adults as their sweat production is usually lower. Additionally, the bigger skin surface compared to their small size and the increased heat due to their activeness exacerbate the risk.
Humidity
With an average relative humidity of 66%, September is the least humid month.Rainfall
The months with the least rainfall are July and September Rain falls for 5.5 days and accumulates 8mm (0.31") of rain.Daylight
In September, the average length of the day is 11h and 57min.On the first day of September in Jafaro, sunrise is at 06:09 and sunset at 17:46. On the last day of the month, sunrise is at 05:38 and sunset at 17:57 EAT.
Sunshine
In September, the average sunshine is 8.5h.UV index
In September, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In September, a daily maximum UV index of 6 leads to the following instructions:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. Enhance your sun protection with tightly woven, yet airy clothing.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the least humid month?
What is the average humidity in September?
What is the driest month?
How many days does it rain in September in Jafaro?
What is the average length of the day in September?
When is the sunrise / sunset in September?
How long on average sun shines in September?
What is the UV index reading in September?
Average temperature in September
Jafaro, Madagascar
- Average high temperature in September: 27.1°C
The warmest month (with the highest average high temperature) is December (30.7°C).
The month with the lowest average high temperature is July (23.9°C).
- Average low temperature in September: 19.3°C
The month with the highest average low temperature is January (23.8°C).
The coldest month (with the lowest average low temperature) is July (17.3°C).
Average pressure in September
Jafaro, Madagascar
- Average pressure in September: 1019.4mbar
The month with the highest atmospheric pressure is July (1022.1mbar).
The month with the lowest atmospheric pressure is January (1011mbar).
Average wind speed in September
Jafaro, Madagascar
- Average wind speed in September: 18km/h
The windiest month (with the highest average wind speed) is February (19.4km/h).
The calmest month (with the lowest average wind speed) is June (15.8km/h).
Average humidity in September
Jafaro, Madagascar
- Average humidity in September: 66%
The month with the highest relative humidity is March (74%).
The month with the lowest relative humidity is September (66%).
Average rainfall in September
Jafaro, Madagascar
- Average rainfall in September: 8mm
The wettest month (with the highest rainfall) is January (61mm).
The driest months (with the least rainfall) are July and September (8mm).
Average rainfall days in September
Jafaro, Madagascar
- Average rainfall days in September: 5.5 days
The month with the highest number of rainy days is January (13.7 days).
The month with the least rainy days is September (5.5 days).
Average daylight in September /
Average sunshine in September
Jafaro, Madagascar
- Average daylight in September: 12h and 0min
The month with the longest days is December (Average daylight: 13h and 42min).
The month with the shortest days is June (Average daylight: 10h and 36min).
- Average sunshine in September: 8h and 3min
The month with the most sunshine is December (Average sunshine: 10h and 48min).
The month with the least sunshine is April (Average sunshine: 6h and 36min).
Average sunshine days in September
Jafaro, Madagascar
- Average sunshine days in September: 22.8 days
The month with the most sunshine days is August (23.2 days).
The month with the least sunshine days is January (14.3 days).
Average UV index in September
Jafaro, Madagascar
- Average UV index in September: 6
The months with the highest UV index are January, February, March and December (UV index 7).
The month with the lowest UV index is June (UV index 5).
Average cloud cover in September
Jafaro, Madagascar
- Average cloud cover in September: 18
The month with the most cloud cover is April (Cloud cover 32).
The month with the least cloud cover is August (Cloud cover 17).
Average visibility in September
Jafaro, 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).
