Tô weather in May

In May, Tô sees average daytime highs of 36°C and overnight lows near 26°C, with 52 mm of rain across 11.1 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 34°C by the end. The sky is clear or mostly clear about 23% 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 's 9th-clearest and 4th-windiest month. For the whole year in context, see 's year-round climate.

Daytime high
36°
4th warmest
Overnight low
26°
11th coldest
Rainfall
52 mm
11.1 wet days
Daylight
12 h 30 min
5:49 AM – 6:21 PM
Cloud cover
62%
9th clearest
Wind
11 km/h
4th windiest
Solar energy
6.4 kWh/m²
Travel score
2.1
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 34°C by the end.

A typical May day in Tô reaches about 36°C in the afternoon and slips back to 26°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 32°C and 38°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
63627
73627
83627
93627
103627
113626
123626
133626
143626
153626
163626
173626
183626
193526
203526
213526
223526
233526
243526
253526
263526
273525
283425
293425
303425
313425

How May really feels in Tô

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
27 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.

Tô 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° / 20°00.111.44.4
Feb36° / 23°10.311.62.7
Mar38° / 26°51.711.91.2
Apr38° / 27°266.212.21.2
May36° / 26°5211.112.52.1
Jun33° / 24°6712.912.73.3
Jul30° / 23°13819.912.63.6
Aug29° / 23°22024.512.43.5
Sep30° / 23°14219.612.13.7
Oct33° / 23°458.411.73.6
Nov35° / 21°30.611.53.1
Dec34° / 20°0011.34.1

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 23% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 23% of May, with mostly cloudy or overcast conditions the remaining 54%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14258
24357
34357
44456
54456
64555
74456
84555
94555
104555
114555
124555
134456
144555
154555
164555
174456
184555
194654
204654
214654
224654
234753
244753
254753
264951
275050
285050
295050
305149
315248

Chance of precipitation in May

Any precipitation

Tô gets around 52 mm of rain over 11.1 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 36% and peaks near 39% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
129
229
330
430
531
631
732
833
934
1034
1135
1236
1336
1437
1537
1638
1738
1839
1939
2039
2139
2239
2339
2439
2539
2639
2739
2839
2939
3039
3139

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 67% of days. Sticky, muggy-or-worse air turns up on roughly 97% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
113646440
213645460
303644480
402542510
502541520
602440540
702439550
801438570
901336600
1001335610
1100234640
1200233650
1300232660
1400131680
1500130690
1600130681
1700129691
1800128701
1900126721
2000125731
2100024751
2200023761
2300022771
2400021781
2500020791
2600020791
2700019801
2800018811
2900017821
3000017821
3100016831

Wind in May

Winds average 11 km/h in May.

Across May, daily wind ranges from about 10 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
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 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 5:54 AM to 5:48 AM, and sunset from 6:18 PM to 6:25 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:546:18
212.45:546:18
312.45:536:18
412.45:536:19
512.45:536:19
612.45:526:19
712.55:526:19
812.55:526:19
912.55:516:19
1012.55:516:20
1112.55:516:20
1212.55:506:20
1312.55:506:20
1412.55:506:20
1512.55:506:21
1612.55:496:21
1712.55:496:21
1812.55:496:21
1912.55:496:22
2012.65:496:22
2112.65:496:22
2212.65:486:22
2312.65:486:23
2412.65:486:23
2512.65:486:23
2612.65:486:23
2712.65:486:24
2812.65:486:24
2912.65:486:24
3012.65:486:24
3112.65:486:25

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.4 kWh/m².

For context, solar energy here swings from a low near 4.75 kWh/m² to a high of 6.6 kWh/m² in March across the year — May's 6.4 kWh/m² sits near the top of that range.

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
196.4Intense
206.4Intense
216.4Intense
226.4Intense
236.4Intense
246.3Intense
256.3Intense
266.3Intense
276.3Intense
286.3Intense
296.3Intense
306.3Intense
316.3Intense
Planning a trip in May

Hazard calendar for Tô

In seasonPeak

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

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

Tô 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 Tô?

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

2.1
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 Tô.

What to pack for Tô in May

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

In May, sees daytime highs around 36°C and nights near 26°C. Pack light clothes and sun protection. Worth having: rain gear. About 11 days see rain.

light clothessun protectionrain gear

UV index in Tô 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 peaks around March 16 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 at about 9 (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 17UV 9
UV index (midday)Level
Jan9Very high
Feb11Extreme
Mar14Extreme
Apr11Extreme
May11Extreme
Jun11Extreme
Jul11Extreme
Aug12Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec9Very high

Air quality in Tô 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 is worst in December — around 78 µg/m³ PM2.5 (unhealthy), about 6.3× the cleanest month (August, 12 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModeratePoorUnhealthyDec 1975 µg/m³Aug 1213 µg/m³
PM2.5 (µg/m³)Level
Jan62Unhealthy
Feb69Unhealthy
Mar56Unhealthy
Apr43Poor
May23Moderate
Jun18Moderate
Jul14Moderate
Aug12Moderate
Sep17Moderate
Oct27Moderate
Nov48Poor
Dec78Unhealthy
Location & terrain

Where is Tô?

Tô sits at 11.4°N, 2.2°W, 314 m above sea level, in Burkina Faso. The nearest listed city is Gao, 23 km away.

SapouyFara DepartmentTitaSabouBoromoKoudougou

Topography around Tô

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

Within 3 km, the terrain around Tô has only modest variations in elevation — a maximum elevation change of 40 m around an average of 321 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 76 m; within 80 km, only modest variations in elevation — a maximum elevation change of 213 m.

The land around is covered by cropland (57%) and grassland (26%) within 3 km, cropland (64%) and shrubs (22%) within 16 km, and cropland (50%), shrubs (28%) and grassland (22%) within 80 km.

3 km
40 m
16 km
76 m
80 km
213 m
treesshrubsgrasslandcroplandartificial surfaces
May weather nearby: Gao 23 km · Léo 40 km · Sapouy 51 km · Fara Department 60 km · Tita 62 km · Sabou 69 km · Boromo 84 km · Koudougou 91 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 (11.4438°, -2.2255°, elevation 314 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).