September weather forecast
Yumbe, Uganda

September

Weather in September

In September, Yumbe witnesses a significant decrease in rainfall to an average of 126mm (4.96"). Consequently, the humidity levels also dip, even if insignificantly. Although a steady decline in rainfall begins in September, temperatures maintain a firm position around 30°C (86°F). Yumbe in September can be imagined as gradually drying landscapes under a potent sun with rare cloud cover. These conditions eventually blend into the subsequent months, hinting at the close of the wet season.

Temperature

Yumbe's September showcases an average high-temperature of a hot 30.5°C (86.9°F), hardly distinct from August's 29.4°C (84.9°F). Yumbe records a steady low-temperature average of 19.2°C (66.6°F) during September.

Heat index

In September, the average heat index is computed to be a torrid 39°C (102.2°F). Take greater precautions, heat exhaustion and heat cramps may be expected. Heatstroke could result from lengthy activity.
Records show heat index calculations are tailored for shaded regions and mild winds. Direct sunlight exposure may result in a rise of the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is achieved by amalgamating air temperature with the relative humidity readings. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.
Normally, the human body cools itself through perspiration, which removes excessive heat by evaporating sweat. Under high air temperature and humidity (high heat index) conditions, perspiration is limited, and the perception of heat is increased. When body heat isn't effectively managed, risks of dehydration and overheating amplify.

Humidity

In September, the average relative humidity is 78%.

Rainfall

In Yumbe, during September, the rain falls for 27.5 days and regularly aggregates up to 126mm (4.96") of precipitation. Throughout the year, there are 229.5 rainfall days, and 1113mm (43.82") of precipitation is accumulated.

Daylight

The average length of the day in September is 12h and 8min.
On the first day of the month, sunrise is at 06:49 and sunset at 19:00. On the last day of September, sunrise is at 06:42 and sunset at 18:47 EAT.

Sunshine

In September, the average sunshine is 9.2h.

UV index

April through October, with an average maximum UV index of 6, are months with the lowest UV index in Yumbe, Uganda. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the ordinary person.
Note: During September, 6 as the daily maximum UV index converts into the following advice:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.

Frequently asked questions

How hot does it get in September?
Yumbe in September has an average high-temperature of 30.5°C (86.9°F) and an average low-temperature of 19.2°C (66.6°F). In September, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is computed to be 39°C (102.2°F).
What is the average humidity in September?
In Yumbe, the average relative humidity in September is 78%.
How many days does it rain in September?
In September, the rain falls for 27.5 days. Throughout September, 126mm (4.96") of precipitation is accumulated.
What is the average length of the day in September?
In Yumbe, the average day length in September is 12h and 8min.
When is the sunrise / sunset in September?
On the first day of September, sunrise is at 06:49 and sunset at 19:00. On the last day of the month, sunrise is at 06:42 and sunset at 18:47 EAT.
How many hours of sunshine does Yumbe have in September?
In Yumbe, the average sunshine duration in September is 9.2h.
What are the months with the lowest UV index?
April through October, with an average maximum UV index of 6, are months with the lowest UV index.
What is the UV index intensity in September?
The average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Yumbe, Uganda
  • Average high temperature in September: 30.5°C

The warmest month (with the highest average high temperature) is February (36.6°C).
The month with the lowest average high temperature is July (28.8°C).

  • Average low temperature in September: 19.2°C

The month with the highest average low temperature is March (23.1°C).
The coldest months (with the lowest average low temperature) are July and August (18.8°C).

Average pressure in September
Yumbe, Uganda
  • Average pressure in September: 1011.9mbar

The month with the highest atmospheric pressure is July (1013.2mbar).
The month with the lowest atmospheric pressure is February (1008.4mbar).

Average wind speed in September
Yumbe, Uganda
  • Average wind speed in September: 3.8km/h

The windiest month (with the highest average wind speed) is February (6.7km/h).
The calmest month (with the lowest average wind speed) is August (3.6km/h).

Average humidity in September
Yumbe, Uganda
  • Average humidity in September: 78%

The months with the highest relative humidity are July and August (80%).
The month with the lowest relative humidity is January (32%).

Average rainfall in September
Yumbe, Uganda
  • Average rainfall in September: 126mm

The wettest month (with the highest rainfall) is August (168mm).
The driest month (with the least rainfall) is January (2mm).

Average rainfall days in September
Yumbe, Uganda
  • Average rainfall days in September: 27.5 days

The month with the highest number of rainy days is August (29.8 days).
The month with the least rainy days is January (1.7 days).

Average daylight in September /
Average sunshine in September
Yumbe, Uganda
  • Average daylight in September: 12h and 1min

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 1min

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 36min).

Average sunshine days in September
Yumbe, Uganda
  • Average sunshine days in September: 1.3 days

The month with the most sunshine days is January (28.6 days).
The months with the least sunshine days are July and August (0.6 days).

Average UV index in September
Yumbe, Uganda
  • 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
Yumbe, Uganda
  • Average cloud cover in September: 34

The month with the most cloud cover is August (Cloud cover 40).
The month with the least cloud cover is January (Cloud cover 10).

Average visibility in September
Yumbe, Uganda
  • Average visibility in September: 8km

The months with the highest visibility are January, February, March, April, November and December (10km).
The months with the lowest visibility are July, August and September (8km).

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