Réo weather in May

In May, Réo sees average daytime highs of 37°C and overnight lows near 27°C, with 33 mm of rain across 7.8 wet days and about 12.6 hours of daylight. It is the 3rd-warmest and 5th-wettest month of the year here.

Highs ease over the month, from about 38°C in the first days to 36°C by the end. The sky is clear or mostly clear about 30% 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 42 min by month's end. Set against the rest of the year, May is Réo's 9th-clearest and 4th-windiest month. For the whole year in context, see Réo's year-round climate.

Daytime high
37°
3rd warmest
Overnight low
27°
12th coldest
Rainfall
33 mm
7.8 wet days
Daylight
12 h 36 min
5:49 AM – 6:23 PM
Cloud cover
59%
9th clearest
Wind
10 km/h
4th windiest
Solar energy
6.56 kWh/m²
Travel score
1.7
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 38°C in the first days to 36°C by the end.

A typical May day in Réo reaches about 37°C in the afternoon and slips back to 27°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 34°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°45°151015202531
Avg high (°C)Avg low (°C)
13827
23827
33827
43827
53827
63827
73827
83827
93727
103727
113727
123727
133727
143727
153727
163727
173727
183727
193727
203727
213627
223627
233626
243626
253626
263626
273626
283626
293626
303526
313526

How May really feels in Réo

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.

Réo weather by month

How May compares with the rest of the year at a glance. May is the 3rd-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 18°00.111.45.3
Feb35° / 21°10.211.63.4
Mar37° / 24°30.811.91.6
Apr38° / 26°123.112.31.0
May37° / 27°337.812.61.7
Jun34° / 25°5610.112.73.0
Jul31° / 24°14018.212.73.5
Aug30° / 23°22523.112.43.4
Sep31° / 23°1341712.13.6
Oct34° / 23°336.611.73.3
Nov35° / 20°10.211.43.3
Dec33° / 18°0011.34.8

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 30% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 19% of May, with mostly cloudy or overcast conditions the remaining 51%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14951
24951
34951
44753
54852
64852
74852
84753
94753
104852
114654
124654
134654
144753
154654
164654
174753
184852
194852
204852
215050
225050
235149
245149
255248
265347
275446
285446
295545
305545
315644

Chance of precipitation in May

Any precipitation

Réo gets around 33 mm of rain over 7.8 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 25% and peaks near 29% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
117
218
318
419
519
620
720
821
922
1023
1123
1224
1325
1425
1526
1627
1727
1828
1928
2028
2129
2229
2329
2429
2529
2628
2728
2828
2928
3029
3129

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 48% of days. Sticky, muggy-or-worse air turns up on roughly 92% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1451554220
2441454240
3441353260
4341254270
5331154290
6231153310
7231051340
822951360
912851380
1012850400
1111749410
1211649430
1301648440
1401548460
1501547470
1600546480
1700446490
1800445510
1900444511
2000342541
2100341551
2200240571
2300239581
2400237601
2500236611
2600135631
2700133651
2800132661
2900131671
3000129691
3100028711

Wind in May

Winds average 10 km/h in May.

Across May, daily wind ranges from about 9 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
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
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 5:54 AM to 5:47 AM, and sunset from 6:20 PM to 6:27 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:546:20
212.45:546:20
312.55:536:20
412.55:536:21
512.55:536:21
612.55:526:21
712.55:526:21
812.55:516:21
912.55:516:22
1012.55:516:22
1112.55:506:22
1212.55:506:22
1312.55:506:22
1412.55:506:23
1512.65:496:23
1612.65:496:23
1712.65:496:23
1812.65:496:24
1912.65:496:24
2012.65:486:24
2112.65:486:24
2212.65:486:25
2312.65:486:25
2412.65:486:25
2512.65:486:25
2612.65:486:26
2712.65:486:26
2812.65:476:26
2912.75:476:27
3012.75:476:27
3112.75:476:27

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.56 kWh/m².

For context, solar energy here swings from a low near 5 kWh/m² to a high of 6.72 kWh/m² in March across the year — May's 6.56 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
106.5Intense
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 Réo

In seasonPeak

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

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

Réo sees seasonal dust haze (February–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 Réo?

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

1.7
Sightseeing
10th-best month of the year
4.5
Beach & pool
11th-best month of the year

May is a weaker month for outdoor sightseeing in Réo.

What to pack for Réo in May

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

In May, Réo sees daytime highs around 37°C and nights near 27°C. Pack light clothes and sun protection. About 8 days see rain.

light clothessun protection

UV index in Réo 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 Réo peaks around March 16 at about 14 (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 16UV 14Dec 16UV 8
UV index (midday)Level
Jan9Very high
Feb11Extreme
Mar14Extreme
Apr11Extreme
May11Extreme
Jun11Extreme
Jul11Extreme
Aug12Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec8Very high

Air quality in Réo 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 Réo is worst in February — around 74 µg/m³ PM2.5 (unhealthy), about 5.1× the cleanest month (August, 15 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModeratePoorFeb 1973 µg/m³Aug 1115 µg/m³
PM2.5 (µg/m³)Level
Jan63Unhealthy
Feb74Unhealthy
Mar70Unhealthy
Apr52Poor
May28Moderate
Jun22Moderate
Jul16Moderate
Aug15Moderate
Sep21Moderate
Oct32Moderate
Nov43Poor
Dec57Unhealthy
Location & terrain

Where is Réo?

Réo sits at 12.3°N, 2.5°W, 300 m above sea level, in Burkina Faso. The nearest listed city is Koudougou, 14 km away.

KindiKokologoTomaBousséYako

Topography around Réo

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

Within 3 km, the terrain around Réo has only modest variations in elevation — a maximum elevation change of 52 m around an average of 301 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 265 m; within 80 km, significant variations in elevation — a maximum elevation change of 300 m.

The land around Réo is covered by grassland (43%) and cropland (23%) within 3 km, grassland (51%) and cropland (28%) within 16 km, and cropland (39%), grassland (36%) and shrubs (24%) within 80 km.

3 km
52 m
16 km
265 m
80 km
300 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
May weather nearby: Koudougou 14 km · Sabou 38 km · Tita 45 km · Kindi 49 km · Kokologo 66 km · Toma 67 km · Boussé 73 km · Yako 75 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 Réo (12.3196°, -2.4709°, elevation 300 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).