Dioïla weather in May

In May, Dioïla sees average daytime highs of 38°C and overnight lows near 27°C, with 33 mm of rain across 6.9 wet days and about 12.6 hours of daylight. It is the 3rd-warmest and 6th-wettest month of the year here.

Highs ease over the month, from about 39°C in the first days to 37°C by the end. The sky is clear or mostly clear about 34% of the time in May, and the air most often feels muggy.

Daylight stretches from about 12 h 24 min at the start of May to 12 h 42 min by month's end. Set against the rest of the year, May is Dioïla's 9th-clearest and 6th-windiest month. For the whole year in context, see Dioïla's year-round climate.

Daytime high
38°
3rd warmest
Overnight low
27°
11th coldest
Rainfall
33 mm
6.9 wet days
Daylight
12 h 36 min
6:06 AM – 6:41 PM
Cloud cover
58%
9th clearest
Wind
10 km/h
6th windiest
Solar energy
6.55 kWh/m²
Travel score
1.1
out of 10

Dioïla is town in Koulikoro, Mali.

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 39°C in the first days to 37°C by the end.

A typical May day in Dioïla reaches about 38°C in the afternoon and slips back to 27°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 35°C and 40°C. Set against its neighbours, May runs about 1°C cooler than April and about 3°C warmer than June.

20°25°30°35°40°45°151015202531
Avg high (°C)Avg low (°C)
13928
23928
33928
43928
53928
63928
73928
83927
93927
103827
113827
123827
133827
143827
153827
163827
173827
183827
193827
203827
213727
223727
233727
243727
253727
263727
273727
283727
293726
303726
313726

How May really feels in Dioïla

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.

Dioïla weather by month

How May compares with the rest of the year at a glance. May is the 3rd-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 19°20.211.34.9
Feb35° / 21°0011.63.1
Mar38° / 25°20.411.91.3
Apr39° / 27°92.712.30.5
May38° / 27°336.912.61.1
Jun35° / 25°6610.312.72.5
Jul31° / 24°16419.312.73.4
Aug30° / 23°23622.312.43.5
Sep31° / 23°14517.712.13.6
Oct34° / 23°437.511.73.4
Nov35° / 21°20.311.43.2
Dec33° / 19°0011.34.5

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 34% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 17% of May, with mostly cloudy or overcast conditions the remaining 49%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15446
25446
35347
45347
55347
65446
75446
85347
95347
105347
115248
125149
135149
145149
155050
165050
174852
184852
194852
204753
214753
224852
234852
244852
254951
265050
274951
285050
295050
305050
315149

Chance of precipitation in May

Any precipitation

Dioïla gets around 33 mm of rain over 6.9 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 22% and peaks near 26% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
115
216
316
417
517
618
718
819
920
1021
1121
1222
1323
1423
1524
1624
1724
1825
1925
2025
2125
2225
2325
2425
2525
2625
2725
2826
2926
3026
3126

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 47% of days. Sticky, muggy-or-worse air turns up on roughly 80% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
112102441120
212102442130
31192343140
41082344150
5982344160
6872245170
7762246190
8662147200
9552048220
10441949230
11441850250
12331750270
13231551290
14221452300
15121352320
16121252330
17111152350
18111052360
1911951380
2001951390
2101850410
2201750420
2301749430
2401748450
2501747460
2601645470
2701644481
2801643501
2901642501
3001540531
3101539541

Wind in May

Winds average 10 km/h in May.

Across May, daily wind ranges from about 10 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
710calm
810calm
910calm
1010calm
1110calm
1210calm
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 24 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 18 minutes over May. Sunrise moves from 6:11 AM to 6:04 AM, and sunset from 6:38 PM to 6:45 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.46:116:38
212.46:116:38
312.56:106:38
412.56:106:38
512.56:106:38
612.56:096:38
712.56:096:39
812.56:096:39
912.56:086:39
1012.56:086:39
1112.56:086:39
1212.56:076:40
1312.56:076:40
1412.66:076:40
1512.66:066:40
1612.66:066:41
1712.66:066:41
1812.66:066:41
1912.66:066:41
2012.66:056:42
2112.66:056:42
2212.66:056:42
2312.66:056:43
2412.66:056:43
2512.66:056:43
2612.66:056:43
2712.76:056:44
2812.76:046:44
2912.76:046:44
3012.76:046:45
3112.76:046:45

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.55 kWh/m².

For context, solar energy here swings from a low near 4.85 kWh/m² to a high of 6.78 kWh/m² in March across the year — May's 6.55 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.6Intense
26.6Intense
36.6Intense
46.6Intense
56.6Intense
66.6Intense
76.6Intense
86.6Intense
96.6Intense
106.6Intense
116.5Intense
126.5Intense
136.5Intense
146.5Intense
156.5Intense
166.5Intense
176.5Intense
186.5Intense
196.5Intense
206.5Intense
216.5Intense
226.5Intense
236.5Intense
246.5Intense
256.5Intense
266.5Intense
276.5Intense
286.5Intense
296.5Intense
306.5Intense
316.5Intense
Planning a trip in May

Hazard calendar for Dioïla

In seasonPeak

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

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

Dioïla sees seasonal dust haze (February–July), heaviest in April.

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

Is May a good time to visit Dioïla?

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

1.1
Sightseeing
11th-best month of the year
4.0
Beach & pool
11th-best month of the year

May is a weaker month for outdoor sightseeing in Dioïla.

What to pack for Dioïla in May

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

In May, Dioïla sees daytime highs around 38°C and nights near 27°C. Pack light clothes and sun protection. About 7 days see rain.

light clothessun protection

UV index in Dioïla in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May 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 Dioïla peaks around March 17 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 highMar 17UV 13Jan 10UV 8
UV index (midday)Level
Jan8Very high
Feb11Extreme
Mar14Extreme
Apr11Extreme
May13Extreme
Jun11Extreme
Jul11Extreme
Aug13Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec8Very high

Air quality in Dioïla 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 Dioïla is worst in February — around 62 µg/m³ PM2.5 (unhealthy), about 4.4× the cleanest month (August, 14 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecPoorUnhealthyPoorModeratePoorFeb 2262 µg/m³Aug 1615 µg/m³
PM2.5 (µg/m³)Level
Jan49Poor
Feb62Unhealthy
Mar61Unhealthy
Apr50Poor
May33Moderate
Jun29Moderate
Jul19Moderate
Aug14Moderate
Sep20Moderate
Oct29Moderate
Nov30Moderate
Dec42Poor
Location & terrain

Where is Dioïla?

Dioïla sits at 12.5°N, 6.8°W, 312 m above sea level, in Mali. The nearest listed city is Fana, 36 km away.

MoribabougouSirakoro MéguétanaSégouSangarébougouPèlènganaBla

Topography around Dioïla

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

Within 3 km, the terrain around Dioïla has only modest variations in elevation — a maximum elevation change of 44 m around an average of 308 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 200 m; within 80 km, significant variations in elevation — a maximum elevation change of 264 m.

The land around Dioïla is covered by cropland (46%) and grassland (26%) within 3 km, cropland (50%), shrubs (27%) and grassland (20%) within 16 km, and shrubs (41%) and cropland (41%) within 80 km.

3 km
44 m
16 km
200 m
80 km
264 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
May weather nearby: Fana 36 km · Koulikoro 92 km · Moribabougou 117 km · Sirakoro Méguétana 121 km · Ségou 121 km · Sangarébougou 122 km · Pèlèngana 122 km · Bla 125 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 Dioïla (12.4873°, -6.8031°, elevation 312 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).