Kayes weather in August

In August, Kayes sees average daytime highs of 32°C and overnight lows near 25°C, with 160 mm of rain across 15.1 wet days and about 12.5 hours of daylight. It is the 12th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 7% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 12 h 36 min at the start of August to 12 h 18 min by month's end. Set against the rest of the year, August is Kayes's 12th-clearest and 9th-windiest month. For the whole year in context, see Kayes's year-round climate.

Daytime high
32°
12th warmest
Overnight low
25°
8th coldest
Rainfall
160 mm
15.1 wet days
Daylight
12 h 30 min
6:35 AM – 7:04 PM
Cloud cover
78%
12th clearest
Wind
10 km/h
9th windiest
Solar energy
4.73 kWh/m²
Travel score
3.3
out of 10

Kayes is city in Mali.

Founded
1880

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

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 32°C through the month.

A typical August day in Kayes reaches about 32°C in the afternoon and slips back to 25°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 35°C. Set against its neighbours, August runs about 2°C cooler than July and about 1°C cooler than September.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13326
23326
33326
43326
53326
63325
73225
83225
93225
103225
113225
123225
133225
143225
153225
163225
173225
183225
193225
203225
213225
223225
233225
243225
253225
263225
273225
283225
293225
303225
313225

How August really feels in Kayes

Once humidity and wind are folded in, August averages 31 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
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Kayes weather by month

How August compares with the rest of the year at a glance. August is the 12th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 20°00.111.24.3
Feb36° / 22°0011.52.6
Mar39° / 25°0011.90.6
Apr42° / 28°00.112.30.0
May42° / 30°51.312.70.0
Jun39° / 29°244.512.80.6
Jul35° / 26°9811.212.82.6
Aug32° / 25°16015.112.53.3
Sep33° / 25°10811.212.13.3
Oct36° / 25°244.511.72.2
Nov36° / 22°10.211.32.2
Dec34° / 20°10.111.23.8

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 7% of the time in August, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 14% of August, with mostly cloudy or overcast conditions the remaining 79%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12674
22575
32476
42377
52377
62377
72278
82179
92179
102179
112080
122080
131981
141981
151981
161981
171981
181981
191981
201882
211882
221882
231981
242080
252080
262080
272179
282278
292377
302377
312476

Chance of precipitation in August

Any precipitation

Kayes gets around 160 mm of rain over 15.1 wet days in August, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 49% and peaks near 52% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
143
243
343
444
544
644
745
846
946
1047
1148
1249
1349
1450
1551
1651
1752
1852
1952
2052
2152
2252
2352
2452
2552
2652
2752
2852
2952
3051
3151

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the oppressive band about 59% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
117227
217128
317029
416930
516831
616732
716633
806634
906535
1006436
1106436
1206337
1306238
1406139
1506040
1605941
1705842
1805743
1905644
2005545
2105446
2205446
2305347
2405248
2505149
2605050
2704951
2804852
2904753
3004654
3104555

Wind in August

Winds average 10 km/h in August.

Across August, daily wind ranges from about 9 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 12 h 36 min at the start of August to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over August. Sunrise moves from 6:32 AM to 6:37 AM, and sunset from 7:11 PM to 6:55 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.66:327:11
212.66:337:11
312.66:337:11
412.66:337:10
512.66:337:10
612.66:337:09
712.66:347:09
812.66:347:09
912.66:347:08
1012.66:347:08
1112.56:347:07
1212.56:357:07
1312.56:357:06
1412.56:357:06
1512.56:357:05
1612.56:357:04
1712.56:357:04
1812.56:367:03
1912.46:367:03
2012.46:367:02
2112.46:367:01
2212.46:367:01
2312.46:367:00
2412.46:367:00
2512.46:366:59
2612.46:376:58
2712.36:376:58
2812.36:376:57
2912.36:376:56
3012.36:376:55
3112.36:376:55

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.73 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 4.73 kWh/m² to a high of 7.29 kWh/m² in April across the year — August's 4.73 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
15.0Bright
24.9Bright
34.9Bright
44.9Bright
54.8Bright
64.8Bright
74.8Bright
84.8Bright
94.8Bright
104.7Bright
114.7Bright
124.7Bright
134.7Bright
144.7Bright
154.7Bright
164.7Bright
174.7Bright
184.7Bright
194.7Bright
204.7Bright
214.7Bright
224.7Bright
234.7Bright
244.8Bright
254.8Bright
264.8Bright
274.8Bright
284.8Bright
294.9Bright
304.9Bright
315.0Bright
Planning a trip in August

Hazard calendar for Kayes

In seasonPeak

In August, Kayes sits inside its dust season. The full year is below, with each hazard's peak months called out.

Kayes sees seasonal dust haze (February–October), heaviest in June.

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

Is August a good time to visit Kayes?

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

3.3
Sightseeing
3rd-best month of the year
5.4
Beach & pool
8th-best month of the year

August is a weaker month for outdoor sightseeing in Kayes.

What to pack for Kayes in August

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

In August, Kayes sees daytime highs around 32°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 15 days see rain.

light clothesrain gearsun protection

UV index in Kayes in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Kayes peaks around August 18 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highExtremeVery highAug 18UV 13Dec 19UV 7
UV index (midday)Level
Jan8Very high
Feb11Extreme
Mar12Extreme
Apr10Very high
May9Very high
Jun10Very high
Jul11Extreme
Aug13Extreme
Sep12Extreme
Oct10Very high
Nov8Very high
Dec7High

Air quality in Kayes in August

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Kayes is worst in November — around 68 µg/m³ PM2.5 (unhealthy), about 4.4× the cleanest month (August, 16 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModerateUnhealthyNov 1567 µg/m³Aug 1816 µg/m³
PM2.5 (µg/m³)Level
Jan57Unhealthy
Feb67Unhealthy
Mar61Unhealthy
Apr50Poor
May48Poor
Jun41Poor
Jul22Moderate
Aug16Moderate
Sep20Moderate
Oct60Unhealthy
Nov68Unhealthy
Dec57Unhealthy
Location & terrain

Where is Kayes?

Kayes sits at 14.4°N, 11.4°W, 47 m above sea level, in Mali. The nearest listed city is Bafoulabé, 97 km away.

SélibabyEl ’AyoûnMahinaNioroKanelKédougouMatam

Topography around Kayes

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

Within 3 km, the terrain around Kayes has only modest variations in elevation — a maximum elevation change of 27 m around an average of 38 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 328 m; within 80 km, significant variations in elevation — a maximum elevation change of 561 m.

The land around Kayes is covered by artificial surfaces (57%) within 3 km, grassland (60%) within 16 km, and grassland (68%) and shrubs (24%) within 80 km.

3 km
27 m
16 km
328 m
80 km
561 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Bafoulabé 97 km · Sélibaby 112 km · El ’Ayoûn 127 km · Mahina 157 km · Nioro 217 km · Kanel 219 km · Kédougou 225 km · Matam 236 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 Kayes (14.4478°, -11.4439°, elevation 47 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).