Bittou weather in May

In May, Bittou sees average daytime highs of 36°C and overnight lows near 27°C, with 47 mm of rain across 9.5 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 37°C in the first days to 35°C by the end. The sky is clear or mostly clear about 26% 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 36 min by month's end. Set against the rest of the year, May is Bittou's 9th-clearest and 2nd-windiest month. For the whole year in context, see Bittou's year-round climate.

Daytime high
36°
4th warmest
Overnight low
27°
11th coldest
Rainfall
47 mm
9.5 wet days
Daylight
12 h 30 min
5:42 AM – 6:13 PM
Cloud cover
62%
9th clearest
Wind
11 km/h
2nd windiest
Solar energy
6.35 kWh/m²
Travel score
2.0
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 37°C in the first days to 35°C by the end.

A typical May day in Bittou reaches about 36°C in the afternoon and slips back to 27°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 33°C and 39°C. Set against its neighbours, May runs about 2°C cooler than April and about 3°C warmer than June.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13727
23727
33727
43727
53727
63727
73727
83727
93727
103727
113627
123627
133627
143627
153627
163627
173627
183627
193627
203627
213627
223626
233626
243526
253526
263526
273526
283526
293526
303526
313526

How May really feels in Bittou

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.

Bittou 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
Jan34° / 21°00.111.44.1
Feb36° / 23°10.311.62.4
Mar38° / 26°51.111.91.0
Apr38° / 28°224.912.21.0
May36° / 27°479.512.52.0
Jun33° / 25°5910.212.63.3
Jul31° / 24°12017.812.63.7
Aug30° / 23°19923.612.43.5
Sep31° / 23°13115.812.13.9
Oct34° / 24°397.411.73.4
Nov36° / 22°20.411.52.8
Dec34° / 20°0011.43.9

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 26% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 22% of May, with mostly cloudy or overcast conditions the remaining 53%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14357
24357
34456
44456
54456
64555
74654
84654
94753
104753
114852
124852
134852
144852
154852
164951
175050
185050
195050
204951
214951
224852
234852
244852
254852
264852
274753
284753
294753
304654
314654

Chance of precipitation in May

Any precipitation

Bittou gets around 47 mm of rain over 9.5 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 30% and peaks near 33% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
126
227
327
428
528
629
729
830
930
1030
1130
1230
1330
1430
1530
1630
1730
1830
1930
2030
2130
2231
2331
2431
2531
2632
2732
2832
2933
3033
3133

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 77% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1432631
2330661
3329671
4228691
5227701
6226711
7125731
8124741
9123751
10123751
11022771
12021781
13021781
14021781
15021781
16021781
17020791
18020791
19020791
20019801
21019801
22019801
23018811
24017821
25017812
26016822
27015832
28015832
29014833
30013843
31012853

Wind in May

Winds average 11 km/h in May.

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

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
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 24 min at the start of May to 12 h 36 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 5:47 AM to 5:40 AM, and sunset from 6:10 PM to 6:17 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:476:10
212.45:466:10
312.45:466:11
412.45:456:11
512.45:456:11
612.45:456:11
712.45:446:11
812.55:446:11
912.55:446:12
1012.55:436:12
1112.55:436:12
1212.55:436:12
1312.55:436:12
1412.55:426:13
1512.55:426:13
1612.55:426:13
1712.55:426:13
1812.55:426:13
1912.55:416:14
2012.55:416:14
2112.55:416:14
2212.65:416:14
2312.65:416:15
2412.65:416:15
2512.65:416:15
2612.65:416:15
2712.65:416:16
2812.65:416:16
2912.65:406:16
3012.65:406:17
3112.65:406:17

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.35 kWh/m².

For context, solar energy here swings from a low near 4.63 kWh/m² to a high of 6.63 kWh/m² in March across the year — May's 6.35 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.5Intense
26.5Intense
36.5Intense
46.4Intense
56.4Intense
66.4Intense
76.4Intense
86.4Intense
96.4Intense
106.4Intense
116.4Intense
126.4Intense
136.4Intense
146.4Intense
156.4Intense
166.4Intense
176.4Intense
186.4Intense
196.3Intense
206.3Intense
216.3Intense
226.3Intense
236.3Intense
246.2Intense
256.2Intense
266.2Intense
276.2Intense
286.2Intense
296.1Intense
306.1Intense
316.1Intense
Planning a trip in May

Hazard calendar for Bittou

In seasonPeak

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

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

Bittou sees seasonal dust haze (January–June), heaviest in March.

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

Is May a good time to visit Bittou?

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

2.0
Sightseeing
10th-best month of the year
4.8
Beach & pool
9th-best month of the year

May is a weaker month for outdoor sightseeing in Bittou.

What to pack for Bittou in May

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

In May, Bittou sees daytime highs around 36°C and nights near 27°C. Pack light clothes and sun protection. Worth having: rain gear. About 10 days see rain.

light clothessun protectionrain gear

UV index in Bittou 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 Bittou peaks around March 16 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 23 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 16UV 13Nov 23UV 8
UV index (midday)Level
Jan9Very high
Feb12Extreme
Mar13Extreme
Apr12Extreme
May12Extreme
Jun11Extreme
Jul11Extreme
Aug12Extreme
Sep13Extreme
Oct11Extreme
Nov8Very high
Dec8Very high

Air quality in Bittou 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 Bittou is worst in February — around 77 µg/m³ PM2.5 (unhealthy), about 5.1× the cleanest month (August, 15 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModeratePoorUnhealthyFeb 1575 µg/m³Aug 1015 µg/m³
PM2.5 (µg/m³)Level
Jan65Unhealthy
Feb77Unhealthy
Mar65Unhealthy
Apr46Poor
May25Moderate
Jun20Moderate
Jul15Moderate
Aug15Moderate
Sep20Moderate
Oct32Moderate
Nov57Unhealthy
Dec64Unhealthy
Location & terrain

Where is Bittou?

Bittou sits at 11.3°N, 0.3°W, 242 m above sea level, in Burkina Faso. The nearest listed city is Bawku, 23 km away.

GomboussougouTenkodogoGarangoDapaong

Topography around Bittou

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

Within 3 km, the terrain around Bittou has only modest variations in elevation — a maximum elevation change of 44 m around an average of 235 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 104 m; within 80 km, significant variations in elevation — a maximum elevation change of 383 m.

The land around Bittou is covered by cropland (55%) and grassland (27%) within 3 km, cropland (45%), shrubs (31%) and grassland (21%) within 16 km, and cropland (57%) and grassland (22%) within 80 km.

3 km
44 m
16 km
104 m
80 km
383 m
treesshrubsgrasslandcroplandartificial surfaceswater
May weather nearby: Bawku 23 km · Zabré 37 km · Cinkansé 38 km · Sinkassé 38 km · Gomboussougou 54 km · Tenkodogo 59 km · Garango 66 km · Dapaong 71 km

Burkina Faso travel facts

Travel advisory
Level 4
Do Not Travel
Power plugs
Type C / E
220 V · 50 Hz
Prices
≈ 37% of US
price level, 2025
GDP per capita
$1,148
2025
Happiness
4.5 / 10
World Happiness, 2025
Homicide rate
1.3
per 100k, 2017
Road deaths
31
per 100k/yr, 2019
Income group
Low
World Bank
Religion
Muslim 64%Roman Catholic 20%Animiste 9%Protestant 6%

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 Bittou (11.2581°, -0.3061°, elevation 242 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).