Climate averages 1991–2020

Ségou weather
in September.

A hot, wet month: the 11th warmest and the 10th driest of the year.

Long-term climate patterns, not a forecast for a particular trip.

Average high 31.5°C Daytime mean, September

Average low 23.5°C Night-time mean, September

Rainfall 114 mm 14 days with ≥1 mm

Daylight 12 h Sunrise to sunset, per day

September is a hot month in Ségou: daytime highs average 31.5°C and nights cool to about 23.5°C. By daytime temperature it is the 11th warmest of the 12 months.

Expect about 114 mm of rain on roughly 14 days, which makes September a wet month (the 10th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 13 min on an average September day.

The nearest other city in this atlas is Koutiala (145 km away). In September its highs average 30.3°C, 1.2°C cooler than Ségou, with 141 mm of rain.

Among the 13 cities listed in Mali, Ségou ranks 6th of 13 for the warmest September highs and 6th of 13 for the driest September (rainfall, lowest first). The mean September high of those 13 cities is 31.9°C; Ségou is 0.5°C cooler than that mean.

From September to October, average highs rise by 3.1°C to 34.6°C, and monthly rainfall falls from 114 mm to 21 mm.

The annual picture

September in context

30-year average

Average highAverage low°C

Monthly rainfall

Average total · mm

Averages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated

Every month, side by side

Ségou climate table

1991–2020

Monthly climate averages for Ségou, 1991–2020
Month	Average highHigh / low	Average low	Rainfall mm/month	Rain days ≥1 mm/day	Daylight hours/dayDaylight h/day
January	31.6°C17.6°C	17.6°C	1.4	0.2	11.411 h
February	34.7°C20.0°C	20.0°C	0.2	0.1	11.712 h
March	37.9°C23.2°C	23.2°C	0.7	0.2	12.012 h
April	39.8°C26.2°C	26.2°C	4.3	1.4	12.412 h
May	39.4°C27.4°C	27.4°C	16	4.0	12.713 h
June	37.0°C26.4°C	26.4°C	39	7.9	12.913 h
July	32.4°C24.1°C	24.1°C	126	16.3	12.813 h
August	30.3°C23.2°C	23.2°C	183	19.9	12.613 h
September, selected	31.5°C23.5°C	23.5°C	114	14.1	12.212 h
October	34.6°C23.8°C	23.8°C	21	4.2	11.812 h
November	34.9°C21.0°C	21.0°C	0.4	0.1	11.512 h
December	32.2°C18.4°C	18.4°C	0	0.0	11.311 h

Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.

Compare places

September in nearby cities

Distance from Ségou

Read the numbers correctly

Climate, not a promise.

These patterns help compare months. They cannot tell you the weather on a specific day of your trip.

Sources, method and limits

How these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Ségou) is explained once on the Ségou year overview and on the Sources, method and limits page.