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
Weather in September
Temperature
With the onset of September, the average high-temperature stands at a still moderately hot 28.1°C (82.6°F), closely aligned with August's 26.4°C (79.5°F). The low-temperature average for Lomahasha during September stands at an enjoyable 18.4°C (65.1°F).Heat index
The heat index for September is estimated at a tropical 30°C (86°F). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. The heat index has the possibility to be enhanced by 15 Fahrenheit (8 Celsius) degrees when there is direct sun exposure.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. Direct exposure to sun rays can potentially augment the heat sensation, elevating the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.
Humidity
With an average relative humidity of 62%, September is the least humid month.Rainfall
In September, the rain falls for 8.1 days. Throughout September, 14mm (0.55") of precipitation is accumulated. In Lomahasha, during the entire year, the rain falls for 135.5 days and collects up to 406mm (15.98") of precipitation.Daylight
In Lomahasha, the average length of the day in September is 11h and 57min.On the first day of the month, sunrise is at 06:03 and sunset at 17:39. On the last day of September, sunrise is at 05:32 and sunset at 17:51 SAST.
Sunshine
In September, the average sunshine is 7.7h.UV index
The average daily maximum UV index in September in Lomahasha is 6. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for average individuals.Note: In September, the maximum UV index of 6 translates into these guidelines:
Ward off overexposure. Defence against solar harm is crucial. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during 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
How hot is September?
What is the least humid month?
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 many hours of sunshine does Lomahasha have in September?
How high is the UV index in September?
Average temperature in September
Lomahasha, Swaziland
- Average high temperature in September: 28.1°C
The warmest month (with the highest average high temperature) is February (30.7°C).
The month with the lowest average high temperature is July (24.8°C).
- Average low temperature in September: 18.4°C
The month with the highest average low temperature is January (21.7°C).
The coldest month (with the lowest average low temperature) is July (15.1°C).
Average pressure in September
Lomahasha, Swaziland
- Average pressure in September: 1019.1mbar
The month with the highest atmospheric pressure is July (1023.6mbar).
The month with the lowest atmospheric pressure is January (1013mbar).
Average wind speed in September
Lomahasha, Swaziland
- Average wind speed in September: 13.6km/h
The windiest month (with the highest average wind speed) is September (13.6km/h).
The calmest month (with the lowest average wind speed) is May (10.1km/h).
Average humidity in September
Lomahasha, Swaziland
- Average humidity in September: 62%
The months with the highest relative humidity are January and March (77%).
The month with the lowest relative humidity is September (62%).
Average rainfall in September
Lomahasha, Swaziland
- Average rainfall in September: 14mm
The wettest month (with the highest rainfall) is February (71mm).
The driest months (with the least rainfall) are May and July (5mm).
Average rainfall days in September
Lomahasha, Swaziland
- Average rainfall days in September: 8.1 days
The month with the highest number of rainy days is December (18.5 days).
The month with the least rainy days is June (3.3 days).
Average daylight in September /
Average sunshine in September
Lomahasha, Swaziland
- Average daylight in September: 11h and 5min
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 30min).
- Average sunshine in September: 7h and 4min
The month with the most sunshine is February (Average sunshine: 9h and 36min).
The month with the least sunshine is April (Average sunshine: 6h and 18min).
Average sunshine days in September
Lomahasha, Swaziland
- Average sunshine days in September: 18.6 days
The month with the most sunshine days is June (24.8 days).
The month with the least sunshine days is December (8.7 days).
Average UV index in September
Lomahasha, Swaziland
- Average UV index in September: 6
The months with the highest UV index are January and December (UV index 7).
The months with the lowest UV index are June and July (UV index 5).
Average cloud cover in September
Lomahasha, Swaziland
- Average cloud cover in September: 29
The month with the most cloud cover is December (Cloud cover 47).
The month with the least cloud cover is June (Cloud cover 16).
Average visibility in September
Lomahasha, Swaziland
- Average visibility in September: 10km
The months with the highest visibility are May, June, July, August and September (10km).
The months with the lowest visibility are January, February, March, April, October, November and December (9km).
Lomahasha, Swaziland
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