September weather forecast
Isiro, Democratic Republic of Congo

englishespañol中文
Share

Weather in September

September brings a gradual decrease in rainfall to 171mm (6.73") and a slight increase in temperature to 29°C (84.2°F). The shift from the rainy pattern of previous months is noticeable with fewer days of precipitation. The daylight hours start shrinking to 12.1 hours, indicating the approaching end of the peak season. Yet, the substantial amount of sunshine hours gives a warm, inviting glow to the city of Isiro.

Temperature

With September's arrival, Isiro, Democratic Republic of Congo, notes an average high-temperature of a still warm 29°C (84.2°F), closely following the trend of the preceding month. During the month of September, Isiro experiences a steady low-temperature average of 18°C (64.4°F).

Rainfall

In Isiro, Democratic Republic of Congo, in September, it is raining for 16 days, with typically 171mm (6.73") of accumulated precipitation. Throughout the year, in Isiro, there are 138 rainfall days, and 1515mm (59.65") of precipitation is accumulated.

Daylight

In Isiro, the average length of the day in September is 12h and 8min.
On the first day of September in Isiro, Democratic Republic of Congo, sunrise is at 06:04 and sunset at 18:14. On the last day of the month, sunrise is at 05:56 and sunset at 18:02 CAT.

Sunshine

The average sunshine in September is 6h.

UV index

January through May, August through December, with an average maximum UV index of 12, are months with the highest UV index in Isiro. A UV Index value of 11, and more, symbolizes an excessive health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The daily high UV index of 12 during September translates into the following recommendations:
Execute every important safeguard, as unprotected skin and eyes could burn within moments. 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. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Avoid staying out in the Sun for too long, particularly if you're burn-prone. Always protect your skin with a 30 SPF sunscreen.
[Resources]

Frequently asked questions

How hot is it in Isiro in September?

The high-temperature in Isiro, Democratic Republic of Congo, during September is 29°C (84.2°F) and the low-temperature is 18°C (64.4°F).

How many days does it rain in September in Isiro?

In Isiro, in September, during 16 rainfall days, 171mm (6.73") of precipitation is typically accumulated.

How many hours of daylight does Isiro have in September?

The average day length in September in Isiro, Democratic Republic of Congo, is 12h and 8min.

When is the sunrise / sunset in September in Isiro?

On the first day of September, sunrise is at 06:04 and sunset at 18:14. On the last day of the month, sunrise is at 05:56 and sunset at 18:02 CAT.

How long on average sun shines in September in Isiro?

In Isiro, Democratic Republic of Congo, the average sunshine duration in September is 6h.

What are the months with the highest UV index in Isiro?

January through May, August through December, with an average maximum UV index of 12, are months with the highest UV index in Isiro.

What is the UV index reading in September in Isiro?

The average daily maximum UV index in September in Isiro is 12. A UV Index reading of 11, and higher, represents an extreme health threat from exposure to the Sun's UV radiation.
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in September
Isiro, Democratic Republic of Congo

Average temperature in September - Isiro, Democratic Republic of Congo
  • Average high temperature in September: 29°C

The warmest month (with the highest average high temperature) is February (32°C).
The months with the lowest average high temperature are July and August (28°C).

  • Average low temperature in September: 18°C

The months with the highest average low temperature are March, April, May and June (19°C).
The coldest months (with the lowest average low temperature) are January, February, July, August, September, October, November and December (18°C).

[Resources]

Average rainfall in September
Isiro, Democratic Republic of Congo

Average rainfall in September - Isiro, Democratic Republic of Congo
  • Average rainfall in September: 171mm

The wettest month (with the highest rainfall) is October (194mm).
The driest month (with the least rainfall) is January (34mm).

[Resources]

Average rainfall days in September
Isiro, Democratic Republic of Congo

Average rainfall days in September - Isiro, Democratic Republic of Congo
  • Average rainfall days in September: 16 days

The month with the highest number of rainy days is September (16 days).
The month with the least rainy days is January (6 days).

[Resources]

Average daylight in September /
Average sunshine in September
Isiro, Democratic Republic of Congo

Average daylight in September / Average sunshine in September - Isiro, Democratic Republic of Congo
  • 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: 12h and 0min).

  • Average sunshine in September: 6h

The months with the most sunshine are January, February, November and December (Average sunshine: 7h).
The months with the least sunshine are July and August (Average sunshine: 5h).

[Resources]

Average UV index in September
Isiro, Democratic Republic of Congo

Average UV index in September - Isiro, Democratic Republic of Congo
  • Average UV index in September: 12

The months with the highest UV index are January, February, March, April, May, August, September, October, November and December (UV index 12).
The months with the lowest UV index are June and July (UV index 11).

[Resources]

Isiro, Democratic Republic of Congo

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location