September weather forecastNyai, Uganda
September
Weather in September
September, the first month of the autumn in Nyai, is also a moderately hot month, with temperature in the range of an average high of 27.5°C (81.5°F) and an average low of 17.5°C (63.5°F).Temperature
As September unfolds, the average high-temperature reaches a still moderately hot 27.5°C (81.5°F), hinting at a slight fluctuation from the previous month. In Nyai, the average low-temperature during the month of September is an enjoyable 17.5°C (63.5°F).Heat index
The heat index value for September is computed to be a tropical 31°C (87.8°F). A sense of exhaustion might occur with extended exposure and activity, potentially causing heat cramps.Records show heat index calculations are tailored for shaded regions and mild winds. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. Direct sunlight exposure should be noted as it has the potential to increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.
Humidity
The average relative humidity in September in Nyai is 81%.Rainfall
In Nyai, in September, it is raining for 28.9 days, with typically 167mm (6.57") of accumulated precipitation. In Nyai, during the entire year, the rain falls for 235.5 days and collects up to 1389mm (54.69") of precipitation.Daylight
In Nyai, Uganda, the average length of the day in September is 12h and 8min.On the first day of September in Nyai, sunrise is at 06:50 and sunset at 19:01. On the last day of the month, sunrise is at 06:43 and sunset at 18:48 EAT.
Sunshine
The average sunshine in September is 9.1h.UV index
The average daily maximum UV index in September in Nyai is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index of 6 during September translates into the following directions:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. 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
Average temperature in September
Nyai, Uganda
- Average high temperature in September: 27.5°C
The warmest month (with the highest average high temperature) is February (33.4°C).
The month with the lowest average high temperature is July (26.7°C).
- Average low temperature in September: 17.5°C
The month with the highest average low temperature is February (20.8°C).
The coldest months (with the lowest average low temperature) are July and August (17.1°C).
Average pressure in September
Nyai, Uganda
- Average pressure in September: 1012.2mbar
The month with the highest atmospheric pressure is July (1013.3mbar).
The month with the lowest atmospheric pressure is February (1008.7mbar).
Average wind speed in September
Nyai, Uganda
- Average wind speed in September: 5.5km/h
The windiest month (with the highest average wind speed) is February (8.6km/h).
The calmest month (with the lowest average wind speed) is August (5.3km/h).
Average humidity in September
Nyai, Uganda
- Average humidity in September: 81%
The month with the highest relative humidity is August (82%).
The month with the lowest relative humidity is January (38%).
Average rainfall in September
Nyai, Uganda
- Average rainfall in September: 167mm
The wettest month (with the highest rainfall) is October (226mm).
The driest month (with the least rainfall) is January (3mm).
Average rainfall days in September
Nyai, Uganda
- Average rainfall days in September: 28.9 days
The month with the highest number of rainy days is August (29.7 days).
The month with the least rainy days is January (3.1 days).
Average daylight in September /
Average sunshine in September
Nyai, Uganda
- Average daylight in September: 12h and 6min
The month with the longest days is June (Average daylight: 12h and 18min).
The month with the shortest days is December (Average daylight: 11h and 54min).
- Average sunshine in September: 9h and 6min
The months with the most sunshine are January and February (Average sunshine: 9h and 54min).
The month with the least sunshine is August (Average sunshine: 8h and 30min).
Average sunshine days in September
Nyai, Uganda
- Average sunshine days in September: 0.4 days
The month with the most sunshine days is January (27.8 days).
The month with the least sunshine days is August (0.2 days).
Average UV index in September
Nyai, Uganda
- Average UV index in September: 6
The months with the highest UV index are January, February and December (UV index 7).
The month with the lowest UV index is August (UV index 5).
Average cloud cover in September
Nyai, Uganda
- Average cloud cover in September: 36
The month with the most cloud cover is August (Cloud cover 41).
The month with the least cloud cover is January (Cloud cover 10).
Average visibility in September
Nyai, Uganda
- Average visibility in September: 8km
The months with the highest visibility are January, February, March and December (10km).
The months with the lowest visibility are July, August, September and October (8km).





