September weather forecastGatonde, Rwanda

September

Weather in September

The first month of the spring, September, is also an enjoyable month in Gatonde, Rwanda, with an average temperature varying between 19.1°C (66.4°F) and 12.3°C (54.1°F).

Temperature

Gatonde ushers in September with an average high-temperature of a still comfortable 19.1°C (66.4°F), showing a close resemblance to the previous month. Gatonde observes an average nighttime low-temperature of 12.3°C (54.1°F) during the month of September.

Humidity

In Gatonde, the average relative humidity in September is 80%.

Rainfall

In Gatonde, in September, during 27.9 rainfall days, 249mm (9.8") of precipitation is typically accumulated. In Gatonde, during the entire year, the rain falls for 330.4 days and collects up to 2538mm (99.92") of precipitation.

Daylight

The average length of the day in September is 12h and 6min.
On the first day of the month, sunrise is at 05:58 and sunset at 18:03. On the last day of September, sunrise is at 05:47 and sunset at 17:54 CAT.

Sunshine

The average sunshine in September is 8.6h.

UV index

The months with the lowest UV index are January through July, September through December, with an average maximum UV index of 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The UV index of 4 during September leads to these advisories:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.

Updated: Jul 29, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature, in September, in Gatonde, is 19.1°C (66.4°F), while the low-temperature averages to 12.3°C (54.1°F).

The average relative humidity in September is 80%.

In September, the rain falls for 27.9 days. Throughout September, 249mm (9.8") of precipitation is accumulated.

In September, the average day length is 12h and 6min.

On the first day of September, sunrise is at 05:58 and sunset at 18:03. On the last day of the month, sunrise is at 05:47 and sunset at 17:54 CAT.

In Gatonde, the average sunshine duration in September is 8.6h.

January through July, September through December, with an average maximum UV index of 4, are months with the lowest UV index.

The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate health threat from unprotected exposure to UV radiation.

Today

Tomorrow

Long-term

Year J F M A M J J A September O N D

Aug

September

Oct

Average high temperature

19.7°C

19.1°C

18.7°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

7km/h

5.8km/h

5.7km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

5.2

1.3

0.4

Average UV index

Average cloud cover

Average visibility

Average temperature in September
Gatonde, Rwanda

Average high temperature in September: 19.1°C

The warmest month (with the highest average high temperature) is February (20.2°C).
The months with the lowest average high temperature are May and June (17.9°C).

Average low temperature in September: 12.3°C

The month with the highest average low temperature is September (12.3°C).
The coldest months (with the lowest average low temperature) are January, June and December (10.8°C).

Average pressure in September
Gatonde, Rwanda

Average pressure in September: 1014.1mbar

The month with the highest atmospheric pressure is June (1015.6mbar).
The month with the lowest atmospheric pressure is February (1012.4mbar).

Average wind speed in September
Gatonde, Rwanda

Average wind speed in September: 5.4km/h

The windiest month (with the highest average wind speed) is July (6.6km/h).
The calmest month (with the lowest average wind speed) is November (4.3km/h).

Average humidity in September
Gatonde, Rwanda

Average humidity in September: 80%

The month with the highest relative humidity is May (92%).
The month with the lowest relative humidity is August (72%).

Average rainfall in September
Gatonde, Rwanda

Average rainfall in September: 249mm

The wettest month (with the highest rainfall) is October (324mm).
The driest month (with the least rainfall) is July (63mm).

Average rainfall days in September
Gatonde, Rwanda

Average rainfall days in September: 27.9 days

The months with the highest number of rainy days are March and October (30.4 days).
The month with the least rainy days is July (21.2 days).

Average daylight in September /
Average sunshine in September
Gatonde, Rwanda

Average daylight in September: 12h and 6min

The month with the longest days is December (Average daylight: 12h and 12min).
The month with the shortest days is June (Average daylight: 12h and 0min).

Average sunshine in September: 8h and 36min

The month with the most sunshine is January (Average sunshine: 8h and 48min).
The month with the least sunshine is May (Average sunshine: 5h and 12min).

Average sunshine days in September
Gatonde, Rwanda

Average sunshine days in September: 1.3 days

The month with the most sunshine days is July (6.8 days).
The month with the least sunshine days is November (0 days).

Average UV index in September
Gatonde, Rwanda

Average UV index in September: 4

The month with the highest UV index is August (UV index 5).
The months with the lowest UV index are January, February, March, April, May, June, July, September, October, November and December (UV index 4).