Garoua Boulaï weather in May

In May, Garoua Boulaï sees average daytime highs of 28°C and overnight lows near 20°C, with 195 mm of rain across 25.2 wet days and about 12.3 hours of daylight. It is the 7th-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 8% of the time in May, and the air most often feels muggy.

Daylight stretches from about 12 h 12 min at the start of May to 12 h 18 min by month's end. Set against the rest of the year, May is Garoua Boulaï's 7th-clearest and 10th-windiest month. For the whole year in context, see Garoua Boulaï's year-round climate.

Daytime high
28°
7th warmest
Overnight low
20°
10th coldest
Rainfall
195 mm
25.2 wet days
Daylight
12 h 18 min
5:50 AM – 6:06 PM
Cloud cover
75%
7th clearest
Wind
5 km/h
10th windiest
Solar energy
5.26 kWh/m²
Travel score
3.8
out of 10

Garoua Boulaï is commune of Cameroon.

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 28°C through the month.

A typical May day in Garoua Boulaï reaches about 28°C in the afternoon and slips back to 20°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 30°C. Set against its neighbours, May runs about 1°C cooler than April and about 1°C warmer than June.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12920
22920
32920
42920
52920
62820
72820
82820
92820
102820
112820
122820
132820
142820
152820
162820
172820
182820
192820
202820
212820
222820
232820
242820
252820
262820
272820
282819
292819
302819
312819

How May really feels in Garoua Boulaï

Once humidity and wind are folded in, May averages 0 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
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

May sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Garoua Boulaï weather by month

How May compares with the rest of the year at a glance. May is the 7th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 18°20.511.74.9
Feb33° / 19°71.911.84.1
Mar32° / 21°6211.2123.8
Apr30° / 20°17822.712.13.5
May28° / 20°19525.212.33.8
Jun27° / 19°18126.512.33.9
Jul26° / 19°20126.812.34.0
Aug26° / 19°22327.812.23.8
Sep27° / 19°24927.8123.6
Oct28° / 19°21626.311.93.8
Nov30° / 18°407.811.75.2
Dec31° / 17°30.611.75.3

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 8% 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 76%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11981
22080
32080
42080
52179
62179
72278
82278
92278
102278
112377
122476
132476
142575
152575
162674
172674
182773
192872
202872
212872
222872
232872
242872
252773
262773
272773
282674
292575
302575
312575

Chance of precipitation in May

Any precipitation

Garoua Boulaï gets around 195 mm of rain over 25.2 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 82% and peaks near 89% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
180
280
380
480
580
680
780
880
980
1079
1179
1279
1379
1479
1580
1680
1780
1880
1981
2081
2181
2282
2383
2484
2585
2686
2787
2887
2988
3089
3189

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 97% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)
11972
21972
31972
41972
51972
61972
71972
81972
91972
101972
111972
121972
130982
140982
150982
160982
170982
181972
191972
201972
211972
221972
231972
241972
251972
261972
271981
281981
291981
301981
311981

Wind in May

Winds average 5 km/h in May.

Across May, daily wind ranges from about 5 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 12 min at the start of May to 12 h 18 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 5:53 AM to 5:50 AM, and sunset from 6:05 PM to 6:09 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.25:536:05
212.25:536:05
312.25:526:05
412.25:526:05
512.25:526:05
612.25:526:05
712.25:516:05
812.25:516:05
912.25:516:05
1012.25:516:05
1112.25:516:06
1212.35:516:06
1312.35:506:06
1412.35:506:06
1512.35:506:06
1612.35:506:06
1712.35:506:06
1812.35:506:06
1912.35:506:06
2012.35:506:07
2112.35:506:07
2212.35:506:07
2312.35:506:07
2412.35:506:07
2512.35:506:07
2612.35:506:08
2712.35:506:08
2812.35:506:08
2912.35:506:08
3012.35:506:08
3112.35:506:09

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.26 kWh/m².

For context, solar energy here swings from a low near 4.31 kWh/m² to a high of 6.51 kWh/m² in February across the year — May's 5.26 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.3Bright
35.3Bright
45.3Bright
55.3Bright
65.3Bright
75.3Bright
85.3Bright
95.3Bright
105.3Bright
115.3Bright
125.3Bright
135.3Bright
145.3Bright
155.3Bright
165.3Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.3Bright
235.2Bright
245.2Bright
255.2Bright
265.2Bright
275.1Bright
285.1Bright
295.1Bright
305.1Bright
315.0Bright
Planning a trip in May

Hazard calendar for Garoua Boulaï

In seasonPeak

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

Garoua Boulaï's rainy season runs April–October, when most of the year's rain falls.

Garoua Boulaï sees seasonal dust haze (March), heaviest in March.

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

Is May a good time to visit Garoua Boulaï?

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

3.8
Sightseeing
7th-best month of the year
4.4
Beach & pool
7th-best month of the year

May is a weaker month for outdoor sightseeing in Garoua Boulaï.

What to pack for Garoua Boulaï in May

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

In May, Garoua Boulaï sees daytime highs around 28°C and nights near 20°C. Pack light clothes and rain gear. Worth having: sun protection. About 25 days see rain.

light clothesrain gearsun protection

UV index in Garoua Boulaï in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Garoua Boulaï peaks around March 22 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highMar 22UV 14Dec 14UV 10
UV index (midday)Level
Jan11Extreme
Feb12Extreme
Mar14Extreme
Apr14Extreme
May12Extreme
Jun11Extreme
Jul12Extreme
Aug13Extreme
Sep13Extreme
Oct13Extreme
Nov11Extreme
Dec10Very high

Air quality in Garoua Boulaï 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 Garoua Boulaï is worst in February — around 103 µg/m³ PM2.5 (unhealthy), about 10.3× the cleanest month (September, 10 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyModerateGoodModerateFeb 1797 µg/m³Sep 1010 µg/m³
PM2.5 (µg/m³)Level
Jan43Poor
Feb103Unhealthy
Mar66Unhealthy
Apr28Moderate
May16Moderate
Jun15Moderate
Jul12Moderate
Aug11Good
Sep10Good
Oct15Moderate
Nov16Moderate
Dec30Moderate
Location & terrain

Where is Garoua Boulaï?

Garoua Boulaï sits at 5.9°N, 14.6°E, 1,034 m above sea level, in Cameroon. The nearest listed city is Baboua, 32 km away.

MeïgangaAbbaBouarNgaoundalBaoroBatouriBocaranga

Topography around Garoua Boulaï

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

Within 3 km, the terrain around Garoua Boulaï has only modest variations in elevation — a maximum elevation change of 116 m around an average of 1,003 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 254 m; within 80 km, large variations in elevation — a maximum elevation change of 617 m.

The land around Garoua Boulaï is covered by shrubs (39%) and artificial surfaces (26%) within 3 km, trees (67%) and shrubs (29%) within 16 km, and trees (78%) within 80 km.

3 km
116 m
16 km
254 m
80 km
617 m
treesshrubsgrasslandcroplandartificial surfaces
May weather nearby: Baboua 32 km · Meïganga 76 km · Abba 90 km · Bouar 116 km · Ngaoundal 158 km · Baoro 159 km · Batouri 163 km · Bocaranga 172 km

Cameroon travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / E
220 V · 50 Hz
Prices
≈ 34% of US
price level, 2025
GDP per capita
$1,972
2025
Happiness
5.1 / 10
World Happiness, 2025
Homicide rate
6.8
per 100k, 2022
Road deaths
30.2
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Very low
EF EPI 445
Religion
Roman Catholic 33%Muslim 31%Protestant 27%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 Garoua Boulaï (5.8833°, 14.55°, elevation 1,034 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).