Diéma weather in August

In August, Diéma sees average daytime highs of 31°C and overnight lows near 24°C, with 185 mm of rain across 18.5 wet days and about 12.5 hours of daylight. It is the 11th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 13% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 12 h 42 min at the start of August to 12 h 18 min by month's end. Set against the rest of the year, August is Diéma's 12th-clearest and 10th-windiest month. For the whole year in context, see Diéma's year-round climate.

Daytime high
31°
11th warmest
Overnight low
24°
8th coldest
Rainfall
185 mm
18.5 wet days
Daylight
12 h 30 min
6:26 AM – 6:56 PM
Cloud cover
73%
12th clearest
Wind
9 km/h
10th windiest
Solar energy
5.27 kWh/m²
Travel score
3.4
out of 10

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical August day in Diéma reaches about 31°C in the afternoon and slips back to 24°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 34°C. Set against its neighbours, August runs about 2°C cooler than July and about 1°C cooler than September.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13224
23224
33224
43224
53224
63224
73224
83224
93224
103124
113124
123124
133124
143124
153124
163124
173124
183124
193124
203124
213124
223124
233124
243124
253124
263124
273124
283124
293124
303124
313124

How August really feels in Diéma

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.

Diéma weather by month

How August compares with the rest of the year at a glance. August is the 11th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 17°10.211.25.6
Feb34° / 20°00.111.53.7
Mar38° / 23°10.211.91.5
Apr40° / 26°10.512.30.0
May41° / 28°92.412.70.0
Jun39° / 28°337.512.80.8
Jul34° / 25°11114.812.82.8
Aug31° / 24°18518.512.53.4
Sep33° / 24°1121412.13.3
Oct36° / 23°305.411.72.3
Nov35° / 20°10.211.32.9
Dec32° / 18°00.111.24.9

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 13% of the time in August, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 18% of August, with mostly cloudy or overcast conditions the remaining 70%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13367
23367
33367
43268
53169
63169
73169
83070
92971
102971
112971
122971
132971
143070
153070
163070
173070
183070
193070
203070
213070
222971
232971
242971
252971
263070
273070
283070
293169
303268
313268

Chance of precipitation in August

Any precipitation

Diéma gets around 185 mm of rain over 18.5 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 59% and peaks near 62% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
153
253
353
454
555
655
756
857
958
1058
1159
1259
1360
1460
1561
1661
1761
1861
1961
2061
2162
2262
2362
2462
2562
2662
2762
2862
2962
3062
3161

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 87% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
12908
22899
32899
41909
51909
618910
718910
818910
918910
1018910
1118811
1208911
1308911
1408812
1508812
1608812
1708812
1808713
1908713
2008713
2108713
2208614
2308614
2408614
2508614
2608515
2708515
2808515
2908515
3008416
3108416

Wind in August

Winds average 9 km/h in August.

Across August, daily wind ranges from about 8 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 12 h 42 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 24 minutes over August. Sunrise moves from 6:23 AM to 6:28 AM, and sunset from 7:02 PM to 6:46 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.76:237:02
212.66:237:02
312.66:247:02
412.66:247:01
512.66:247:01
612.66:247:00
712.66:257:00
812.66:257:00
912.66:256:59
1012.66:256:59
1112.56:256:58
1212.56:266:58
1312.56:266:57
1412.56:266:57
1512.56:266:56
1612.56:266:56
1712.56:266:55
1812.56:266:54
1912.56:276:54
2012.46:276:53
2112.46:276:53
2212.46:276:52
2312.46:276:51
2412.46:276:51
2512.46:276:50
2612.46:276:49
2712.46:286:49
2812.36:286:48
2912.36:286:47
3012.36:286:46
3112.36:286:46

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.27 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 5.27 kWh/m² to a high of 7.23 kWh/m² in April across the year — August's 5.27 kWh/m² sits near the bottom.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.4Bright
45.3Bright
55.3Bright
65.3Bright
75.3Bright
85.3Bright
95.3Bright
105.2Bright
115.2Bright
125.2Bright
135.2Bright
145.2Bright
155.2Bright
165.2Bright
175.2Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.3Bright
235.3Bright
245.3Bright
255.3Bright
265.4Bright
275.4Bright
285.4Bright
295.4Bright
305.5Bright
315.5Bright
Planning a trip in August

Hazard calendar for Diéma

In seasonPeak

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

Diéma 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 Diéma?

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

3.4
Sightseeing
4th-best month of the year
5.2
Beach & pool
8th-best month of the year

August is a weaker month for outdoor sightseeing in Diéma.

What to pack for Diéma in August

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

In August, Diéma sees daytime highs around 31°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 19 days see rain.

light clothesrain gearsun protection

UV index in Diéma 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 Diéma peaks around August 17 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 at about 7 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highAug 17UV 13Dec 18UV 7
UV index (midday)Level
Jan8Very high
Feb10Extreme
Mar13Extreme
Apr11Extreme
May11Extreme
Jun10Very high
Jul11Extreme
Aug13Extreme
Sep12Extreme
Oct10Very high
Nov9Very high
Dec7High

Air quality in Diéma 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 Diéma is worst in February — around 67 µg/m³ PM2.5 (unhealthy), about 4.4× the cleanest month (August, 15 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModeratePoorFeb 1867 µg/m³Aug 2016 µg/m³
PM2.5 (µg/m³)Level
Jan58Unhealthy
Feb67Unhealthy
Mar64Unhealthy
Apr52Poor
May46Poor
Jun44Poor
Jul24Moderate
Aug15Moderate
Sep19Moderate
Oct47Poor
Nov54Poor
Dec54Poor
Location & terrain

Where is Diéma?

Diéma sits at 14.5°N, 9.2°W, 255 m above sea level, in Mali. The nearest listed city is Nioro, 88 km away.

MahinaKolokaniKitaBafoulabéNaraBanambaTembedgha

Topography around Diéma

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

Within 3 km, the terrain around Diéma has only modest variations in elevation — a maximum elevation change of 19 m around an average of 254 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 70 m; within 80 km, only modest variations in elevation — a maximum elevation change of 243 m.

The land around Diéma is covered by cropland (60%) and grassland (27%) within 3 km, cropland (59%) and grassland (34%) within 16 km, and grassland (58%) and cropland (23%) within 80 km.

3 km
19 m
16 km
70 m
80 km
243 m
shrubsgrasslandcroplandartificial surfacesbare terrain
August weather nearby: Nioro 88 km · Mahina 121 km · Kolokani 165 km · Kita 170 km · Bafoulabé 195 km · Nara 216 km · Banamba 218 km · Tembedgha 218 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 Diéma (14.54°, -9.1921°, elevation 255 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).