Niellé weather in May

In May, Niellé sees average daytime highs of 34°C and overnight lows near 24°C, with 89 mm of rain across 15.6 wet days and about 12.5 hours of daylight. It is the 4th-warmest and 5th-wettest month of the year here.

Highs ease over the month, from about 35°C in the first days to 33°C by the end. The sky is clear or mostly clear about 18% of the time in May, and the air most often feels oppressive.

Daylight stretches from about 12 h 24 min at the start of May to 12 h 30 min by month's end. Set against the rest of the year, May is Niellé's 9th-clearest and 6th-windiest month. For the whole year in context, see Niellé's year-round climate.

Daytime high
34°
4th warmest
Overnight low
24°
11th coldest
Rainfall
89 mm
15.6 wet days
Daylight
12 h 30 min
6:05 AM – 6:33 PM
Cloud cover
67%
9th clearest
Wind
8 km/h
6th windiest
Solar energy
6.16 kWh/m²
Travel score
2.5
out of 10

Niellé is commune of Ivory Coast.

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 35°C in the first days to 33°C by the end.

A typical May day in Niellé reaches about 34°C in the afternoon and slips back to 24°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 37°C. Set against its neighbours, May runs about 2°C cooler than April and about 2°C warmer than June.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13525
23525
33525
43525
53525
63525
73525
83525
93525
103525
113525
123525
133425
143424
153424
163424
173424
183424
193424
203424
213424
223424
233424
243424
253424
263424
273324
283324
293324
303324
313324

How May really feels in Niellé

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
13 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.

Niellé weather by month

How May compares with the rest of the year at a glance. May is the 4th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 19°20.411.54.6
Feb35° / 22°4111.72.9
Mar37° / 24°183.911.91.9
Apr36° / 25°5410.712.21.9
May34° / 24°8915.612.52.5
Jun32° / 23°1081712.63.3
Jul30° / 22°20524.512.53.4
Aug29° / 22°25926.512.33.3
Sep30° / 22°19023.612.13.4
Oct32° / 22°8214.211.83.8
Nov34° / 21°101.911.53.9
Dec33° / 19°10.211.44.6

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 18% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 21% of May, with mostly cloudy or overcast conditions the remaining 61%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13664
23763
33763
43763
53763
63961
73961
83961
94060
103961
113961
123961
133961
143961
153961
163862
173862
183862
193763
203862
213862
223862
233862
243862
253862
263961
273961
283961
293961
304159
314159

Chance of precipitation in May

Any precipitation

Niellé gets around 89 mm of rain over 15.6 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 51% and peaks near 55% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
142
243
343
444
544
645
746
847
948
1049
1150
1251
1352
1453
1553
1654
1754
1854
1955
2055
2155
2255
2354
2454
2554
2654
2753
2853
2953
3053
3154

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the oppressive band about 85% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1124741
2123751
3122761
4121771
5120781
6119782
7018802
8016822
9015832
10014842
11013852
12012862
13011872
14010882
1509892
1608902
1708902
1808902
1908902
2008902
2108902
2208893
2308893
2409883
2509883
2609883
2709883
2809883
2909883
3009883
3109892

Wind in May

Winds average 8 km/h in May.

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

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 24 min at the start of May to 12 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over May. Sunrise moves from 6:09 AM to 6:03 AM, and sunset from 6:30 PM to 6:36 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.46:096:30
212.46:096:30
312.46:086:31
412.46:086:31
512.46:086:31
612.46:076:31
712.46:076:31
812.46:076:31
912.46:066:31
1012.46:066:32
1112.46:066:32
1212.46:066:32
1312.46:056:32
1412.56:056:32
1512.56:056:33
1612.56:056:33
1712.56:056:33
1812.56:046:33
1912.56:046:33
2012.56:046:34
2112.56:046:34
2212.56:046:34
2312.56:046:34
2412.56:046:35
2512.56:046:35
2612.56:046:35
2712.56:046:35
2812.56:036:36
2912.56:036:36
3012.56:036:36
3112.56:036:36

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.16 kWh/m².

For context, solar energy here swings from a low near 4.48 kWh/m² to a high of 6.41 kWh/m² in March across the year — May's 6.16 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.3Intense
26.3Intense
36.3Intense
46.3Intense
56.3Intense
66.3Intense
76.3Intense
86.2Intense
96.2Intense
106.2Intense
116.2Intense
126.2Intense
136.2Intense
146.2Intense
156.2Intense
166.2Intense
176.2Intense
186.1Intense
196.1Intense
206.1Intense
216.1Intense
226.1Intense
236.1Intense
246.1Intense
256.0Intense
266.0Intense
276.0Intense
286.0Intense
296.0Bright
306.0Bright
316.0Bright
Planning a trip in May

Hazard calendar for Niellé

In seasonPeak

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

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

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

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

Is May a good time to visit Niellé?

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

2.5
Sightseeing
10th-best month of the year
5.0
Beach & pool
8th-best month of the year

May is a weaker month for outdoor sightseeing in Niellé.

What to pack for Niellé in May

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

In May, Niellé sees daytime highs around 34°C and nights near 24°C. Pack light clothes, rain gear and sun protection. About 16 days see rain.

light clothesrain gearsun protection

UV index in Niellé 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 Niellé peaks around March 17 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 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 13Dec 16UV 8
UV index (midday)Level
Jan9Very high
Feb11Extreme
Mar14Extreme
Apr12Extreme
May13Extreme
Jun11Extreme
Jul11Extreme
Aug12Extreme
Sep13Extreme
Oct12Extreme
Nov9Very high
Dec8Very high

Air quality in Niellé 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 Niellé is worst in February — around 52 µg/m³ PM2.5 (poor), about 4.9× the cleanest month (August, 11 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModerateModerateFeb 1651 µg/m³Aug 1411 µg/m³
PM2.5 (µg/m³)Level
Jan40Poor
Feb52Poor
Mar43Poor
Apr39Poor
May22Moderate
Jun18Moderate
Jul13Moderate
Aug11Good
Sep15Moderate
Oct23Moderate
Nov25Moderate
Dec35Poor
Location & terrain

Where is Niellé?

Niellé sits at 10.2°N, 5.6°W, 342 m above sea level, in Ivory Coast. The nearest listed city is Diawala, 19 km away.

KadioloKaouaraMassiogoOuangolodougou

Topography around Niellé

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

Within 3 km, the terrain around Niellé has only modest variations in elevation — a maximum elevation change of 59 m around an average of 337 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 290 m; within 80 km, significant variations in elevation — a maximum elevation change of 488 m.

The land around Niellé is covered by cropland (40%) and shrubs (22%) within 3 km, cropland (42%) and trees (31%) within 16 km, and cropland (39%), trees (27%) and shrubs (24%) within 80 km.

3 km
59 m
16 km
290 m
80 km
488 m
treesshrubsgrasslandcroplandartificial surfaces
May weather nearby: Diawala 19 km · Zégoua 32 km · Nambingué 35 km · M’Bengué 37 km · Kadiolo 42 km · Kaouara 48 km · Massiogo 55 km · Ouangolodougou 58 km

Ivory Coast travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / E
230 V · 50 Hz
Prices
≈ 37% of US
price level, 2025
GDP per capita
$3,050
2025
Happiness
5.1 / 10
World Happiness, 2025
Safe drinking water
36%
of population, 2024
Road deaths
24.1
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Very low
EF EPI 393

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 Niellé (10.1981°, -5.6234°, elevation 342 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).