Sikasso weather in September

In September, Sikasso sees average daytime highs of 30°C and overnight lows near 22°C, with 188 mm of rain across 22.6 wet days and about 12.1 hours of daylight. It is the 10th-warmest and 2nd-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 15% 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 Sikasso's 10th-clearest and 11th-windiest month. For the whole year in context, see Sikasso's year-round climate.

Daytime high
30°
10th warmest
Overnight low
22°
6th coldest
Rainfall
188 mm
22.6 wet days
Daylight
12 h 06 min
6:15 AM – 6:19 PM
Cloud cover
68%
10th clearest
Wind
7 km/h
11th windiest
Solar energy
5.31 kWh/m²
Travel score
3.6
out of 10

Sikasso is city in Mali.

Density
873/km²
people per km²
Founded
1801

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

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 Sikasso 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 27°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
52922
62922
72922
82922
92922
102922
112922
122922
133022
143022
153022
163022
173022
183022
193022
203022
213022
223022
233022
243022
253022
263022
273122
283122
293122
303122

How September really feels in Sikasso

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.

Sikasso weather by month

How September compares with the rest of the year at a glance. September is the 10th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 19°20.511.45.1
Feb35° / 22°20.511.63.3
Mar37° / 25°92.111.92.0
Apr37° / 26°317.712.21.8
May35° / 25°6913.812.52.4
Jun32° / 24°9416.512.73.4
Jul30° / 22°18523.312.63.6
Aug29° / 22°26525.912.43.5
Sep30° / 22°18822.612.13.6
Oct32° / 22°8615.411.73.7
Nov33° / 21°71.511.54.1
Dec32° / 19°0011.35.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 15% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 20% of September, with mostly cloudy or overcast conditions the remaining 65%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
11981
22179
32179
42278
52377
62575
72575
82773
92773
103070
113169
123268
133367
143466
153565
163763
173763
183961
193961
204060
214159
224258
234357
244456
254456
264555
274654
284753
294852
304852

Chance of precipitation in September

Any precipitation

Sikasso gets around 188 mm of rain over 22.6 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 75% and peaks near 80% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
180
280
380
479
579
679
779
878
978
1078
1178
1277
1377
1477
1577
1677
1777
1876
1975
2075
2174
2273
2372
2471
2570
2669
2768
2867
2966
3065

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 98% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Muggy (%)Oppressive (%)Miserable (%)
11990
21990
31990
41990
51990
61990
71990
81981
91981
101981
111981
121981
131981
141981
151981
161981
171981
181981
191981
201981
211981
221981
231981
241981
251981
261981
271981
281981
291990
301990

Wind in September

Winds average 7 km/h in September.

Across September, daily wind ranges from about 6 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
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm

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 6:16 AM to 6:15 AM, and sunset from 6:29 PM to 6:09 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:166:29
212.26:166:28
312.26:166:28
412.26:166:27
512.26:166:26
612.26:166:26
712.26:166:25
812.16:166:24
912.16:156:24
1012.16:156:23
1112.16:156:22
1212.16:156:22
1312.16:156:21
1412.16:156:20
1512.16:156:20
1612.16:156:19
1712.16:156:18
1812.06:156:17
1912.06:156:17
2012.06:156:16
2112.06:156:15
2212.06:156:15
2312.06:156:14
2412.06:156:13
2512.06:156:13
2612.06:156:12
2711.96:156:11
2811.96:156:11
2911.96:156:10
3011.96:156:09

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.31 kWh/m².

For context, solar energy here swings from a low near 4.56 kWh/m² to a high of 6.57 kWh/m² in March across the year — September's 5.31 kWh/m² sits near the bottom.

0246151015202530
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.8Bright
44.9Bright
54.9Bright
65.0Bright
75.0Bright
85.0Bright
95.1Bright
105.1Bright
115.2Bright
125.2Bright
135.2Bright
145.3Bright
155.3Bright
165.3Bright
175.4Bright
185.4Bright
195.4Bright
205.5Bright
215.5Bright
225.5Bright
235.6Bright
245.6Bright
255.6Bright
265.6Bright
275.7Bright
285.7Bright
295.7Bright
305.7Bright
Planning a trip in September

Hazard calendar for Sikasso

In seasonPeak

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

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

Sikasso sees seasonal dust haze (February–June), heaviest in April.

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

Is September a good time to visit Sikasso?

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
4.8
Beach & pool
9th-best month of the year

September is a weaker month for outdoor sightseeing in Sikasso.

What to pack for Sikasso in September

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

In September, Sikasso sees daytime highs around 30°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 23 days see rain.

light clothesrain gearsun protection

UV index in Sikasso 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 Sikasso peaks around March 18 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 9 (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 14Dec 15UV 9
UV index (midday)Level
Jan9Very high
Feb10Very high
Mar14Extreme
Apr11Extreme
May13Extreme
Jun11Extreme
Jul11Extreme
Aug12Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec9Very high

Air quality in Sikasso 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 Sikasso is worst in February — around 55 µg/m³ PM2.5 (poor), about 5.1× the cleanest month (August, 11 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModerateModerateFeb 1854 µg/m³Aug 1511 µg/m³
PM2.5 (µg/m³)Level
Jan41Poor
Feb55Poor
Mar49Poor
Apr41Poor
May24Moderate
Jun20Moderate
Jul14Moderate
Aug11Good
Sep16Moderate
Oct23Moderate
Nov24Moderate
Dec34Moderate
Location & terrain

Where is Sikasso?

Sikasso sits at 11.3°N, 5.7°W, 368 m above sea level, in Mali. The nearest listed city is Finnkolo, 18 km away.

KarankassoKoutialaMassiogoTengréla

Topography around Sikasso

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

Within 3 km, the terrain around Sikasso has only modest variations in elevation — a maximum elevation change of 78 m around an average of 369 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 272 m; within 80 km, significant variations in elevation — a maximum elevation change of 526 m.

The land around Sikasso is covered by artificial surfaces (61%) within 3 km, shrubs (37%) and cropland (35%) within 16 km, and shrubs (39%) and cropland (35%) within 80 km.

3 km
78 m
16 km
272 m
80 km
526 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
September weather nearby: Finnkolo 18 km · Kadiolo 86 km · Orodara 90 km · Zégoua 92 km · Karankasso 112 km · Koutiala 121 km · Massiogo 122 km · Tengréla 123 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 Sikasso (11.3176°, -5.6665°, elevation 368 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).