Kouri weather in September

In September, Kouri sees average daytime highs of 30°C and overnight lows near 22°C, with 165 mm of rain across 19.8 wet days and about 12.1 hours of daylight. It is the 11th-warmest and 3rd-wettest month of the year here.

Highs climb over the month, from about 29°C in the first days to 31°C by the end. The sky is clear or mostly clear about 22% of the time in September, and the air most often feels oppressive.

Daylight stretches from about 12 h 12 min at the start of September to 11 h 54 min by month's end. Set against the rest of the year, September is Kouri's 10th-clearest and 11th-windiest month. For the whole year in context, see Kouri's year-round climate.

Daytime high
30°
11th warmest
Overnight low
22°
6th coldest
Rainfall
165 mm
19.8 wet days
Daylight
12 h 06 min
6:12 AM – 6:16 PM
Cloud cover
63%
10th clearest
Wind
7 km/h
11th windiest
Solar energy
5.66 kWh/m²
Travel score
3.7
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 29°C in the first days to 31°C by the end.

A typical September day in Kouri reaches about 30°C in the afternoon and slips back to 22°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 32°C. Set against its neighbours, September runs about 1°C warmer than August and about 2°C cooler than October.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12922
22922
32922
42922
53022
63022
73022
83022
93022
103022
113022
123022
133022
143022
153022
163022
173022
183022
193022
203023
213123
223123
233123
243123
253123
263123
273123
283123
293123
303123

How September really feels in Kouri

Once humidity and wind are folded in, September averages 30 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
30
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in September is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Kouri weather by month

How September compares with the rest of the year at a glance. September is the 11th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 19°00.211.45.1
Feb35° / 22°10.211.63.3
Mar37° / 25°30.811.91.6
Apr38° / 26°18512.31.1
May36° / 26°4811.212.61.7
Jun33° / 24°7813.212.73.0
Jul30° / 23°16820.212.63.6
Aug29° / 22°25423.812.43.6
Sep30° / 22°16519.812.13.7
Oct33° / 23°499.911.73.8
Nov34° / 21°20.411.43.8
Dec33° / 19°0011.34.8

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 22% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 21% of September, with mostly cloudy or overcast conditions the remaining 57%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
12971
22971
33070
43070
53169
63268
73466
83466
93565
103664
113763
123862
133961
144060
154159
164357
174456
184654
194753
204852
214951
225050
235248
245248
255446
265545
275545
285644
295644
305743

Chance of precipitation in September

Any precipitation

Kouri gets around 165 mm of rain over 19.8 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 66% and peaks near 74% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
174
273
373
473
572
672
771
871
971
1070
1170
1270
1369
1469
1569
1668
1767
1867
1966
2065
2163
2262
2361
2459
2558
2656
2755
2853
2952
3050

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

Most of September feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, September lands in the oppressive band about 95% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Muggy (%)Oppressive (%)Miserable (%)
10982
20982
30982
40982
50982
60982
70982
80973
90973
100973
110973
120964
130964
140955
150955
160946
170946
180946
190946
200946
210946
220937
230946
240946
251936
261936
271936
281945
292935
302944

Wind in September

Winds average 7 km/h in September.

Across September, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 12 min at the start of September to 11 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over September. Sunrise moves from 6:12 AM to 6:11 AM, and sunset from 6:26 PM to 6:06 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:126:26
212.26:126:25
312.26:126:25
412.26:126:24
512.26:126:23
612.26:126:23
712.26:126:22
812.26:126:21
912.16:126:21
1012.16:126:20
1112.16:126:19
1212.16:126:18
1312.16:126:18
1412.16:126:17
1512.16:126:16
1612.16:126:16
1712.16:126:15
1812.06:116:14
1912.06:116:13
2012.06:116:13
2112.06:116:12
2212.06:116:11
2312.06:116:11
2412.06:116:10
2512.06:116:09
2612.06:116:08
2711.96:116:08
2811.96:116:07
2911.96:116:06
3011.96:116:06

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.66 kWh/m².

For context, solar energy here swings from a low near 4.95 kWh/m² to a high of 6.69 kWh/m² in March across the year — September's 5.66 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.2Bright
45.3Bright
55.3Bright
65.3Bright
75.4Bright
85.4Bright
95.5Bright
105.5Bright
115.5Bright
125.6Bright
135.6Bright
145.6Bright
155.7Bright
165.7Bright
175.7Bright
185.7Bright
195.8Bright
205.8Bright
215.8Bright
225.8Bright
235.9Bright
245.9Bright
255.9Bright
265.9Bright
276.0Bright
286.0Bright
296.0Bright
306.0Intense
Planning a trip in September

Hazard calendar for Kouri

In seasonPeak

In September, Kouri sits inside its monsoon season. The full year is below, with each hazard's peak months called out.

Kouri's monsoon runs July–September, when most of the year's rain falls.

Kouri sees seasonal dust haze (February–July), heaviest in March.

Monsoon
Dust
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is September a good time to visit Kouri?

Our two travel scores rate September for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

3.7
Sightseeing
5th-best month of the year
5.2
Beach & pool
7th-best month of the year

September is a weaker month for outdoor sightseeing in Kouri.

What to pack for Kouri in September

From September's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In September, Kouri sees daytime highs around 30°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 20 days see rain.

light clothesrain gearsun protection

UV index in Kouri in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Kouri peaks around March 18 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 11 at about 8 (very high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highMar 18UV 14Jan 11UV 8
UV index (midday)Level
Jan8Very high
Feb9Very high
Mar14Extreme
Apr11Extreme
May12Extreme
Jun11Extreme
Jul12Extreme
Aug13Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec8Very high

Air quality in Kouri in September

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where September falls, not just the annual average.

Air quality in Kouri is worst in February — around 60 µg/m³ PM2.5 (unhealthy), about 4.9× the cleanest month (August, 12 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

020406080JanFebMarAprMayJunJulAugSepOctNovDecPoorUnhealthyPoorModeratePoorFeb 2160 µg/m³Aug 1413 µg/m³
PM2.5 (µg/m³)Level
Jan48Poor
Feb60Unhealthy
Mar58Unhealthy
Apr46Poor
May27Moderate
Jun22Moderate
Jul16Moderate
Aug12Moderate
Sep19Moderate
Oct26Moderate
Nov29Moderate
Dec42Poor
Location & terrain

Where is Kouri?

Kouri sits at 12.2°N, 4.8°W, 340 m above sea level, in Mali. The nearest listed city is Yorosso, 20 km away.

PaKarankassoNounaSan

Topography around Kouri

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Kouri.

Within 3 km, the terrain around Kouri has only modest variations in elevation — a maximum elevation change of 52 m around an average of 349 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 158 m; within 80 km, significant variations in elevation — a maximum elevation change of 315 m.

The land around Kouri is covered by cropland (60%) within 3 km, cropland (56%) and shrubs (35%) within 16 km, and cropland (51%) and shrubs (35%) within 80 km.

3 km
52 m
16 km
158 m
80 km
315 m
treesshrubsgrasslandcroplandartificial surfaces
September weather nearby: Yorosso 20 km · Bama 47 km · Koutiala 75 km · Solenzo 78 km · Pa 107 km · Karankasso 108 km · Nouna 119 km · San 124 km

Mali travel facts

Travel advisory
Level 4
Do Not Travel
Power plugs
Type C / E
220 V · 50 Hz
Prices
≈ 34% of US
price level, 2025
GDP per capita
$1,193
2025
Happiness
4.6 / 10
World Happiness, 2025
Road deaths
22.7
per 100k/yr, 2019
Income group
Low
World Bank
English
Very low
EF EPI 408
Religion
Muslim 94%Christian 3%none 3%animist 1%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Kouri (12.184°, -4.8028°, elevation 340 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).