Gandiaye weather in May

In May, Gandiaye sees average daytime highs of 37°C and overnight lows near 22°C, with 0 mm of rain across 0.1 wet days and about 12.7 hours of daylight. It is the 2nd-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 37°C through the month. The sky is clear or mostly clear about 67% of the time in May, and the air most often feels humid.

Daylight stretches from about 12 h 30 min at the start of May to 12 h 48 min by month's end. Set against the rest of the year, May is Gandiaye's 3rd-clearest and 5th-windiest month. For the whole year in context, see Gandiaye's year-round climate.

Daytime high
37°
2nd warmest
Overnight low
22°
7th coldest
Rainfall
0 mm
0.1 wet days
Daylight
12 h 42 min
6:42 AM – 7:21 PM
Cloud cover
29%
3rd clearest
Wind
12 km/h
5th windiest
Solar energy
7.23 kWh/m²
Travel score
2.0
out of 10

Gandiaye is Town, commune and kingdom in the Department of Kaolack, central Senegal.

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 37°C through the month.

A typical May day in Gandiaye reaches about 37°C in the afternoon and slips back to 22°C overnight — a 15°C spread between the day's warmth and the night's chill. On most days the high lands between 34°C and 40°C. Set against its neighbours, May runs on par with April and about 2°C warmer than June.

20°30°40°151015202531
Avg high (°C)Avg low (°C)
13821
23821
33821
43821
53821
63822
73822
83722
93722
103722
113722
123722
133722
143722
153722
163722
173722
183722
193722
203722
213722
223722
233722
243723
253723
263723
273623
283623
293623
303623
313623

How May really feels in Gandiaye

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
heat index over the day's high
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.

Gandiaye weather by month

How May compares with the rest of the year at a glance. May is the 2nd-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 18°30.211.34.7
Feb35° / 19°10.111.53.5
Mar37° / 20°00.111.92.2
Apr38° / 21°0012.31.6
May37° / 22°00.112.72.0
Jun35° / 24°91.712.82.9
Jul33° / 25°8710.512.83.3
Aug32° / 25°20619.712.53.1
Sep32° / 25°15716.912.13.2
Oct34° / 24°406.311.73.2
Nov35° / 21°10.311.33.1
Dec33° / 19°20.411.24.3

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 67% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 13% of May, with mostly cloudy or overcast conditions the remaining 20%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18119
28119
38218
48218
58218
68317
78317
88416
98416
108416
118416
128416
138416
148317
158317
168119
178119
188119
197921
207921
217822
227723
237624
247624
257426
267426
277426
287327
297327
307327
317327

Chance of precipitation in May

Any precipitation

Gandiaye gets around 0 mm of rain over 0.1 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 0% and peaks near 2% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
10
20
30
40
50
60
70
80
90
100
110
120
130
140
150
160
170
180
190
200
211
221
231
241
251
261
271
281
291
301
312

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the humid band about 34% of days. Sticky, muggy-or-worse air turns up on roughly 41% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1163930141
2153831151
3153731161
4143632171
5133533182
6123334192
7113235202
8103136212
9102936233
1092737243
1182537263
1272438284
1362238304
1452038325
1541838345
1641639356
1731539376
1831338397
1921238408
2021137418
2121037429
2229364410
2328354511
2417344612
2517334713
2616314714
2715304816
2814284917
2914275019
3013255120
3113235122

Wind in May

Winds average 12 km/h in May.

Across May, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112light breeze
212light breeze
312light breeze
412light breeze
512light breeze
612light breeze
712light breeze
812light breeze
912calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 30 min at the start of May to 12 h 48 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 6:47 AM to 6:39 AM, and sunset from 7:17 PM to 7:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.56:477:17
212.56:477:18
312.56:467:18
412.56:467:18
512.56:457:18
612.66:457:18
712.66:457:19
812.66:447:19
912.66:447:19
1012.66:437:19
1112.66:437:20
1212.66:437:20
1312.66:427:20
1412.66:427:21
1512.66:427:21
1612.76:427:21
1712.76:417:21
1812.76:417:22
1912.76:417:22
2012.76:417:22
2112.76:407:23
2212.76:407:23
2312.76:407:23
2412.76:407:23
2512.76:407:24
2612.76:407:24
2712.76:407:24
2812.86:397:25
2912.86:397:25
3012.86:397:25
3112.86:397:26

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 7.23 kWh/m².

For context, solar energy here swings from a low near 4.84 kWh/m² to a high of 7.28 kWh/m² in April across the year — May's 7.23 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.3Intense
27.3Intense
37.3Intense
47.3Intense
57.3Intense
67.3Intense
77.3Intense
87.3Intense
97.3Intense
107.3Intense
117.3Intense
127.3Intense
137.3Intense
147.3Intense
157.2Intense
167.2Intense
177.2Intense
187.2Intense
197.2Intense
207.2Intense
217.2Intense
227.1Intense
237.1Intense
247.1Intense
257.1Intense
267.1Intense
277.1Intense
287.1Intense
297.0Intense
307.0Intense
317.0Intense
Planning a trip in May

Hazard calendar for Gandiaye

In seasonPeak

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

Gandiaye sits in the Atlantic hurricane belt; the season peaks August–October.

Gandiaye's monsoon runs August–September, when most of the year's rain falls.

Gandiaye sees seasonal dust haze (January–October), heaviest in June.

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

Is May a good time to visit Gandiaye?

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

2.0
Sightseeing
11th-best month of the year
5.5
Beach & pool
9th-best month of the year

May is a weaker month for outdoor sightseeing in Gandiaye.

What to pack for Gandiaye in May

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

In May, Gandiaye sees daytime highs around 37°C and nights near 22°C. Pack light clothes and sun protection.

light clothessun protection

Sea temperature near Gandiaye in May

The nearest coast averages about 22°C in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 66 km away) is warmest in October at about 29°C and coldest in March near 19°C.

It's comfortable for a long swim from Apr 16 to Feb 5 — about 9.7 months when the water holds above 20°C.

20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan21Refreshing
Feb20Cool
Mar19Cool
Apr20Cool
May22Refreshing
Jun26Warm
Jul28Warm
Aug28Tropical
Sep29Tropical
Oct29Tropical
Nov27Warm
Dec24Refreshing

UV index in Gandiaye 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 Gandiaye peaks around March 19 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 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 highMar 19UV 13Dec 17UV 7
UV index (midday)Level
Jan8Very high
Feb11Extreme
Mar13Extreme
Apr12Extreme
May11Extreme
Jun11Extreme
Jul11Extreme
Aug12Extreme
Sep12Extreme
Oct10Very high
Nov8Very high
Dec7High

Air quality in Gandiaye 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 Gandiaye is worst in February — around 105 µg/m³ PM2.5 (unhealthy), about 3.2× the cleanest month (August, 33 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorPoorUnhealthyFeb 10104 µg/m³Aug 1834 µg/m³
PM2.5 (µg/m³)Level
Jan100Unhealthy
Feb105Unhealthy
Mar84Unhealthy
Apr66Unhealthy
May60Unhealthy
Jun71Unhealthy
Jul46Poor
Aug33Moderate
Sep41Poor
Oct66Unhealthy
Nov76Unhealthy
Dec96Unhealthy
Location & terrain

Where is Gandiaye?

Gandiaye sits at 14.2°N, 16.3°W, 21 m above sea level, in Senegal. The nearest listed city is Fatick, 17 km away.

TiéboDiourbel

Topography around Gandiaye

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

Within 3 km, the terrain around Gandiaye has only modest variations in elevation — a maximum elevation change of 16 m around an average of 12 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 37 m; within 80 km, only modest variations in elevation — a maximum elevation change of 80 m.

The land around Gandiaye is covered by cropland (58%) and grassland (31%) within 3 km, cropland (45%) and grassland (24%) within 16 km, and cropland (63%) within 80 km.

3 km
16 m
16 km
37 m
80 km
80 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
May weather nearby: Fatick 17 km · Poukham Un 20 km · Kaolack 24 km · Kahone 27 km · Gossas Village 32 km · Guinguinéo 35 km · Tiébo 44 km · Diourbel 45 km

Senegal travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / D / E / K
230 V · 50 Hz
Prices
≈ 36% of US
price level, 2025
GDP per capita
$1,955
2025
Happiness
4.8 / 10
World Happiness, 2025
Safe drinking water
27%
of population, 2024
Homicide rate
0.3
per 100k, 2015
Road deaths
23.5
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Very low
EF EPI 442
Religion
Muslim 97%Christian 3%

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 Gandiaye (14.2436°, -16.2723°, elevation 21 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).