Diourou weather in May

In May, Diourou sees average daytime highs of 40°C and overnight lows near 28°C, with 14 mm of rain across 4 wet days and about 12.6 hours of daylight. It is the 2nd-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 40°C through the month. The sky is clear or mostly clear about 42% of the time in May, and the air most often feels muggy.

Daylight stretches from about 12 h 30 min at the start of May to 12 h 42 min by month's end. Set against the rest of the year, May is Diourou's 9th-clearest and 7th-windiest month. For the whole year in context, see Diourou's year-round climate.

Daytime high
40°
2nd warmest
Overnight low
28°
12th coldest
Rainfall
14 mm
4 wet days
Daylight
12 h 36 min
6:01 AM – 6:39 PM
Cloud cover
52%
9th clearest
Wind
10 km/h
7th windiest
Solar energy
6.78 kWh/m²
Travel score
0.3
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 40°C through the month.

A typical May day in Diourou reaches about 40°C in the afternoon and slips back to 28°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 37°C and 42°C. Set against its neighbours, May runs on par with April and about 2°C warmer than June.

25°30°35°40°45°151015202531
Avg high (°C)Avg low (°C)
14028
24028
34028
44028
54028
64028
74028
84028
94028
104028
114028
124028
134029
144029
154029
164029
174029
184029
193929
203929
213929
223928
233928
243928
253928
263928
273928
283928
293928
303928
313928

How May really feels in Diourou

Once humidity and wind are folded in, May 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
31 feel dangerously hot (≥ 39°C)
Days feeling ≤ C
0
wind chill below the day's low

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

Diourou weather by month

How May compares with the rest of the year at a glance. May is the 2nd-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 18°10.111.35.5
Feb35° / 21°00.111.53.6
Mar38° / 24°10.211.91.5
Apr40° / 27°51.512.30.1
May40° / 28°14412.60.3
Jun37° / 27°327.412.81.5
Jul33° / 25°11716.212.72.8
Aug31° / 24°18019.312.53.3
Sep33° / 24°10113.312.13.4
Oct36° / 24°194.311.72.4
Nov35° / 21°10.211.42.9
Dec33° / 19°0011.24.8

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 42% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 16% of May, with mostly cloudy or overcast conditions the remaining 42%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16040
26040
36040
46040
56139
66040
76040
86040
95941
105941
115941
125941
135842
145743
155743
165644
175644
185545
195545
205545
215545
225545
235545
245644
255644
265644
275644
285743
295743
305743
315743

Chance of precipitation in May

Any precipitation

Diourou gets around 14 mm of rain over 4 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 13% and peaks near 16% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
18
28
38
49
59
69
710
810
911
1012
1112
1213
1313
1414
1514
1615
1715
1815
1915
2015
2115
2215
2315
2415
2515
2615
2715
2815
2916
3016
3116

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the muggy band about 39% of days. Sticky, muggy-or-worse air turns up on roughly 45% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1401326182
2391326193
3381326203
4371326223
5361326233
6341226253
7321226273
8301226283
9281127304
10261127324
11241128344
12221028364
13201029374
1418930394
1516930415
1614831425
1713831435
1812731445
1911731456
2010731466
219731467
228631478
238630488
247629499
2576284910
2676275010
2766265111
2865255212
2955245313
3055235314
3155225315

Wind in May

Winds average 10 km/h in May.

Across May, daily wind ranges from about 9 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
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 30 min at the start of May to 12 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over May. Sunrise moves from 6:06 AM to 5:58 AM, and sunset from 6:35 PM to 6:43 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.56:066:35
212.56:066:35
312.56:056:35
412.56:056:36
512.56:046:36
612.56:046:36
712.56:046:36
812.66:036:36
912.66:036:37
1012.66:026:37
1112.66:026:37
1212.66:026:37
1312.66:016:38
1412.66:016:38
1512.66:016:38
1612.66:016:39
1712.66:006:39
1812.66:006:39
1912.76:006:39
2012.76:006:40
2112.76:006:40
2212.75:596:40
2312.75:596:41
2412.75:596:41
2512.75:596:41
2612.75:596:41
2712.75:596:42
2812.75:596:42
2912.75:596:42
3012.75:596:43
3112.75:586:43

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.78 kWh/m².

For context, solar energy here swings from a low near 5.48 kWh/m² to a high of 6.95 kWh/m² in April across the year — May's 6.78 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.8Intense
26.8Intense
36.8Intense
46.8Intense
56.8Intense
66.8Intense
76.8Intense
86.8Intense
96.8Intense
106.8Intense
116.8Intense
126.8Intense
136.8Intense
146.8Intense
156.8Intense
166.8Intense
176.8Intense
186.8Intense
196.8Intense
206.8Intense
216.8Intense
226.8Intense
236.8Intense
246.8Intense
256.8Intense
266.8Intense
276.8Intense
286.8Intense
296.8Intense
306.8Intense
316.8Intense
Planning a trip in May

Hazard calendar for Diourou

In seasonPeak

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

Diourou sees seasonal dust haze (February–August), heaviest in April.

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

Is May a good time to visit Diourou?

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

0.3
Sightseeing
11th-best month of the year
3.1
Beach & pool
12th-best month of the year

May is a weaker month for outdoor sightseeing in Diourou.

What to pack for Diourou in May

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

In May, Diourou sees daytime highs around 40°C and nights near 28°C. Pack light clothes and sun protection. About 4 days see rain.

light clothessun protection

UV index in Diourou in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Diourou peaks around August 18 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 10 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 highAug 18UV 13Jan 10UV 8
UV index (midday)Level
Jan8Very high
Feb11Extreme
Mar13Extreme
Apr10Extreme
May11Extreme
Jun11Extreme
Jul11Extreme
Aug14Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec8Very high

Air quality in Diourou in May

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Diourou is worst in February — around 66 µg/m³ PM2.5 (unhealthy), about 4.5× the cleanest month (August, 15 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModeratePoorFeb 2166 µg/m³Aug 1815 µg/m³
PM2.5 (µg/m³)Level
Jan56Unhealthy
Feb66Unhealthy
Mar66Unhealthy
Apr54Poor
May40Poor
Jun35Moderate
Jul21Moderate
Aug15Moderate
Sep19Moderate
Oct29Moderate
Nov32Moderate
Dec47Poor
Location & terrain

Where is Diourou?

Diourou sits at 13.7°N, 5.8°W, 286 m above sea level, in Mali. The nearest listed city is Markala, 26 km away.

Topography around Diourou

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

Within 3 km, the terrain around Diourou has only modest variations in elevation — a maximum elevation change of 11 m around an average of 278 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 16 m; within 80 km, only modest variations in elevation — a maximum elevation change of 90 m.

The land around Diourou is covered by cropland (38%) and grassland (29%) within 3 km, cropland (55%) and grassland (34%) within 16 km, and grassland (49%) and cropland (29%) within 80 km.

3 km
11 m
16 km
16 m
80 km
90 m
shrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
May weather nearby: Markala 26 km · Dougabougou 35 km · Siribala Coro 49 km · Pèlèngana 51 km · Ségou 54 km · Ké-Macina 60 km · Moninnpébougou 62 km · Niono 65 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 Diourou (13.6872°, -5.832°, elevation 286 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).