September weather forecastGisovu, Rwanda

September

Weather in September

September, the first month of the spring in Gisovu, is also a moderately hot month, with an average temperature ranging between min 14.9°C (58.8°F) and max 24.6°C (76.3°F).

Temperature

Gisovu sees the highest average temperatures during the months of August and September, peaking at 24.6°C (76.3°F).

Humidity

In September, the average relative humidity is 62%.

Rainfall

In Gisovu, in September, it is raining for 22.5 days, with typically 64mm (2.52") of accumulated precipitation. Throughout the year, there are 294.8 rainfall days, and 1224mm (48.19") of precipitation is accumulated.

Daylight

In September, the average length of the day is 12h and 6min.
On the first day of September, sunrise is at 06:00 and sunset at 18:04. On the last day of the month, sunrise is at 05:48 and sunset at 17:56 CAT.

Sunshine

In Gisovu, the average sunshine in September is 10.4h.

UV index

The months with the highest UV index are January through December, with an average maximum UV index of 5. The months with the lowest UV index are January through December, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: In September, a daily maximum UV index of 5 leads to the following instructions:
Act with care - The need to guard against sun damage is communicated. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.

Updated: Jun 5, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Gisovu sees the average highest temperatures during the months of August and September, peaking at 24.6°C (76.3°F).

The average high-temperature, in September, in Gisovu, is 24.6°C (76.3°F), while the average low-temperature is 14.9°C (58.8°F).

In Gisovu, the average relative humidity in September is 62%.

In Gisovu, during September, the rain falls for 22.5 days and regularly aggregates up to 64mm (2.52") of precipitation.

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

In September, on the first day of the month, sunrise is at 06:00 and sunset at 18:04. On the last day of the month, sunrise is at 05:48 and sunset at 17:56 CAT.

In Gisovu, the average sunshine duration in September is 10.4h.

January through December, with an average maximum UV index of 5, are months with the highest UV index.

January through December, with an average maximum UV index of 5, are months with the lowest UV index.

In September, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to the Sun's 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

24.6°C

24°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

6.4km/h

5.7km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

14.2

4.3

2.1

Average UV index

Average cloud cover

Average visibility

Average temperature in September
Gisovu, Rwanda

Average high temperature in September: 24.6°C

The warmest months (with the highest average high temperature) are August and September (24.6°C).
The month with the lowest average high temperature is May (22.8°C).

Average low temperature in September: 14.9°C

The month with the highest average low temperature is October (15.2°C).
The coldest month (with the lowest average low temperature) is June (12.5°C).

Average pressure in September
Gisovu, Rwanda

Average pressure in September: 1014mbar

The month with the highest atmospheric pressure is June (1015.6mbar).
The month with the lowest atmospheric pressure is February (1012.5mbar).

Average wind speed in September
Gisovu, Rwanda

Average wind speed in September: 5.2km/h

The windiest months (with the highest average wind speed) are May, June, July and August (5.6km/h).
The calmest month (with the lowest average wind speed) is December (4.1km/h).

Average humidity in September
Gisovu, Rwanda

Average humidity in September: 62%

The month with the highest relative humidity is May (81%).
The month with the lowest relative humidity is August (60%).

Average rainfall in September
Gisovu, Rwanda

Average rainfall in September: 64mm

The wettest month (with the highest rainfall) is December (167mm).
The driest month (with the least rainfall) is July (21mm).

Average rainfall days in September
Gisovu, Rwanda

Average rainfall days in September: 22.5 days

The months with the highest number of rainy days are March and December (30.1 days).
The month with the least rainy days is July (13.2 days).

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

Average daylight in September: 12h and 6min

The month with the longest days is December (Average daylight: 12h and 18min).
The month with the shortest days is June (Average daylight: 12h and 0min).

Average sunshine in September: 10h and 24min

The month with the most sunshine is December (Average sunshine: 10h and 36min).
The month with the least sunshine is April (Average sunshine: 8h and 36min).

Average sunshine days in September
Gisovu, Rwanda

Average sunshine days in September: 4.3 days

The month with the most sunshine days is July (15 days).
The month with the least sunshine days is November (0.1 days).

Average UV index in September
Gisovu, Rwanda

Average UV index in September: 5

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

Average cloud cover in September
Gisovu, Rwanda

Average cloud cover in September: 26

The month with the most cloud cover is April (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 22).

Average visibility in September
Gisovu, Rwanda

Average visibility in September: 10km

The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January, February, March, April, May, October, November and December (9km).