Kalaban Koro weather in September

In September, Kalaban Koro sees average daytime highs of 30°C and overnight lows near 23°C, with 164 mm of rain across 20.4 wet days and about 12.1 hours of daylight. It is the 10th-warmest and 3rd-wettest month of the year here.

Highs climb over the month, from about 30°C in the first days to 31°C by the end. The sky is clear or mostly clear about 21% 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 Kalaban Koro's 10th-clearest and 11th-windiest month. For the whole year in context, see Kalaban Koro's year-round climate.

Daytime high
30°
10th warmest
Overnight low
23°
6th coldest
Rainfall
164 mm
20.4 wet days
Daylight
12 h 06 min
6:24 AM – 6:29 PM
Cloud cover
65%
10th clearest
Wind
7 km/h
11th windiest
Solar energy
5.46 kWh/m²
Travel score
3.6
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 30°C in the first days to 31°C by the end.

A typical September day in Kalaban Koro reaches about 30°C in the afternoon and slips back to 23°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)
13023
23023
33023
43023
53023
63023
73023
83023
93023
103023
113023
123023
133023
143023
153023
163023
173023
183123
193123
203123
213123
223123
233123
243123
253123
263123
273123
283123
293123
303123

How September really feels in Kalaban Koro

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.

Kalaban Koro weather by month

How September compares with the rest of the year at a glance. September is the 10th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 18°20.211.35.2
Feb35° / 21°10.111.63.4
Mar38° / 24°20.611.91.6
Apr39° / 27°72.212.30.8
May37° / 27°327.412.61.4
Jun34° / 25°9214.312.72.7
Jul30° / 23°19822.112.73.4
Aug29° / 23°25324.312.43.5
Sep30° / 23°16420.412.13.6
Oct33° / 23°499.311.73.7
Nov34° / 20°20.411.43.7
Dec32° / 18°0011.34.9

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 21% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 19% of September, with mostly cloudy or overcast conditions the remaining 60%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
12476
22674
32674
42674
52872
63070
73070
83268
93367
103466
113565
123664
133763
143961
154060
164159
174357
184357
194555
204555
214753
224852
234951
244951
255149
265149
275248
285248
295347
305347

Chance of precipitation in September

Any precipitation

Kalaban Koro gets around 164 mm of rain over 20.4 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 67% and peaks near 76% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
176
275
375
474
574
673
773
872
972
1071
1171
1270
1370
1469
1569
1668
1768
1867
1966
2065
2164
2263
2362
2461
2560
2658
2757
2855
2954
3052

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 94% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Muggy (%)Oppressive (%)Miserable (%)
10982
20973
30973
40973
50973
60973
70964
80964
90964
100964
110955
120955
130955
140946
150946
160937
170937
180937
190928
200928
210928
220928
230928
240919
250919
261909
271909
281918
291918
302908

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 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
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 6:24 AM to 6:24 AM, and sunset from 6:39 PM to 6:18 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:246:39
212.26:246:39
312.26:246:38
412.26:246:37
512.26:246:36
612.26:246:36
712.26:246:35
812.26:246:34
912.26:246:34
1012.16:246:33
1112.16:246:32
1212.16:246:31
1312.16:246:31
1412.16:246:30
1512.16:246:29
1612.16:246:29
1712.16:246:28
1812.06:246:27
1912.06:246:26
2012.06:246:26
2112.06:246:25
2212.06:246:24
2312.06:246:23
2412.06:246:23
2512.06:246:22
2611.96:246:21
2711.96:246:21
2811.96:246:20
2911.96:246:19
3011.96:246:18

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.46 kWh/m².

For context, solar energy here swings from a low near 4.76 kWh/m² to a high of 6.81 kWh/m² in March across the year — September's 5.46 kWh/m² sits near the bottom.

0246151015202530
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.1Bright
45.1Bright
55.1Bright
65.2Bright
75.2Bright
85.2Bright
95.3Bright
105.3Bright
115.3Bright
125.4Bright
135.4Bright
145.4Bright
155.5Bright
165.5Bright
175.5Bright
185.5Bright
195.6Bright
205.6Bright
215.6Bright
225.7Bright
235.7Bright
245.7Bright
255.7Bright
265.8Bright
275.8Bright
285.8Bright
295.8Bright
305.8Bright
Planning a trip in September

Hazard calendar for Kalaban Koro

In seasonPeak

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

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

Kalaban Koro sees seasonal dust haze (February–July), heaviest in June.

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

Is September a good time to visit Kalaban Koro?

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

3.6
Sightseeing
5th-best month of the year
5.1
Beach & pool
7th-best month of the year

September is a weaker month for outdoor sightseeing in Kalaban Koro.

What to pack for Kalaban Koro in September

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

In September, Kalaban Koro sees daytime highs around 30°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 20 days see rain.

light clothesrain gearsun protection

UV index in Kalaban Koro 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 Kalaban Koro peaks around March 17 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 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 17UV 14Dec 17UV 8
UV index (midday)Level
Jan9Very high
Feb11Extreme
Mar14Extreme
Apr12Extreme
May13Extreme
Jun11Extreme
Jul12Extreme
Aug13Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec8Very high

Air quality in Kalaban Koro 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 Kalaban Koro is worst in February — around 67 µg/m³ PM2.5 (unhealthy), about 3.8× the cleanest month (August, 18 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModeratePoorUnhealthyFeb 2166 µg/m³Aug 1418 µg/m³
PM2.5 (µg/m³)Level
Jan57Unhealthy
Feb67Unhealthy
Mar66Unhealthy
Apr56Unhealthy
May36Poor
Jun32Moderate
Jul22Moderate
Aug18Moderate
Sep27Moderate
Oct44Poor
Nov58Unhealthy
Dec59Unhealthy
Location & terrain

Where is Kalaban Koro?

Kalaban Koro sits at 12.6°N, 8.0°W, 331 m above sea level, in Mali. The nearest listed city is Kabala, 5.0 km away.

Topography around Kalaban Koro

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

Within 3 km, the terrain around Kalaban Koro has only modest variations in elevation — a maximum elevation change of 73 m around an average of 337 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 296 m; within 80 km, significant variations in elevation — a maximum elevation change of 424 m.

The land around Kalaban Koro is covered by artificial surfaces (69%) within 3 km, artificial surfaces (34%) and shrubs (22%) within 16 km, and shrubs (45%), grassland (25%) and cropland (21%) within 80 km.

3 km
73 m
16 km
296 m
80 km
424 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Kabala 5.0 km · Bamako 7.0 km · Sirakoro Méguétana 12 km · Dialakorodji 16 km · Kati 20 km · Sangarébougou 20 km · Moribabougou 22 km · Sibi 40 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 Kalaban Koro (12.5733°, -8.0291°, elevation 331 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).