Siguiri weather in May

In May, Siguiri sees average daytime highs of 36°C and overnight lows near 25°C, with 54 mm of rain across 10.3 wet days and about 12.5 hours of daylight. It is the 3rd-warmest and 6th-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 29% 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 Siguiri's 8th-clearest and 5th-windiest month. For the whole year in context, see Siguiri's year-round climate.

Daytime high
36°
3rd warmest
Overnight low
25°
11th coldest
Rainfall
54 mm
10.3 wet days
Daylight
12 h 30 min
6:17 AM – 6:49 PM
Cloud cover
61%
8th clearest
Wind
9 km/h
5th windiest
Solar energy
6.37 kWh/m²
Travel score
1.8
out of 10

Siguiri is city of Guinea.

Founded
1890

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

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 Siguiri reaches about 36°C in the afternoon and slips back to 25°C overnight — a 11°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 4°C warmer than June.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13826
23826
33826
43726
53726
63726
73726
83726
93726
103726
113726
123726
133726
143726
153626
163626
173625
183625
193625
203625
213625
223625
233525
243525
253525
263525
273525
283525
293525
303525
313424

How May really feels in Siguiri

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.

Siguiri weather by month

How May compares with the rest of the year at a glance. May is the 3rd-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 19°20.211.44.7
Feb35° / 22°10.111.63.1
Mar38° / 24°40.811.91.6
Apr38° / 26°173.712.21.1
May36° / 25°5410.312.51.8
Jun32° / 23°15619.812.72.9
Jul30° / 23°26024.912.63.3
Aug29° / 22°29226.712.43.3
Sep30° / 22°21923.212.13.4
Oct32° / 22°9114.311.73.7
Nov33° / 20°71.211.54.1
Dec33° / 19°0011.34.7

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 29% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 18% of May, with mostly cloudy or overcast conditions the remaining 53%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15545
25446
35446
45347
55347
65347
75248
85149
95149
105050
115050
124852
134951
144852
154753
164753
174654
184456
194456
204456
214357
224357
234258
244258
254159
264159
274159
284159
294159
304159
314159

Chance of precipitation in May

Any precipitation

Siguiri gets around 54 mm of rain over 10.3 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 35% and peaks near 48% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
120
221
322
422
523
624
725
826
928
1029
1131
1232
1334
1435
1536
1638
1739
1839
1940
2041
2141
2241
2341
2442
2542
2643
2744
2845
2946
3047
3148

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 53% of days. Sticky, muggy-or-worse air turns up on roughly 90% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1651946240
2551846250
3551746270
4441745290
5441645310
6341545340
7331444360
8331344380
9231243400
10221142430
11221042450
1211941480
1311740510
1411739520
1501638550
1601537570
1701437580
1801436590
1900335620
2000334630
2100234640
2200232660
2300231661
2400231661
2500230671
2600229681
2700228691
2800227701
2900226711
3000224731
3100223741

Wind in May

Winds average 9 km/h in May.

Across May, daily wind ranges from about 9 km/h on the calmest days to 9 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
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

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 6:22 AM to 6:16 AM, and sunset from 6:46 PM to 6:53 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.46:226:46
212.46:216:46
312.46:216:46
412.46:216:46
512.46:206:46
612.46:206:47
712.56:206:47
812.56:196:47
912.56:196:47
1012.56:196:47
1112.56:186:48
1212.56:186:48
1312.56:186:48
1412.56:186:48
1512.56:176:48
1612.56:176:49
1712.56:176:49
1812.56:176:49
1912.56:176:49
2012.66:166:50
2112.66:166:50
2212.66:166:50
2312.66:166:50
2412.66:166:51
2512.66:166:51
2612.66:166:51
2712.66:166:51
2812.66:166:52
2912.66:166:52
3012.66:166:52
3112.66:166:53

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.37 kWh/m².

For context, solar energy here swings from a low near 4.43 kWh/m² to a high of 6.74 kWh/m² in March across the year — May's 6.37 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.5Intense
26.5Intense
36.5Intense
46.5Intense
56.5Intense
66.5Intense
76.5Intense
86.5Intense
96.4Intense
106.4Intense
116.4Intense
126.4Intense
136.4Intense
146.4Intense
156.3Intense
166.3Intense
176.3Intense
186.3Intense
196.3Intense
206.3Intense
216.3Intense
226.3Intense
236.3Intense
246.3Intense
256.3Intense
266.2Intense
276.2Intense
286.2Intense
296.2Intense
306.2Intense
316.2Intense
Planning a trip in May

Hazard calendar for Siguiri

In seasonPeak

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

Siguiri's monsoon runs June–September, when most of the year's rain falls.

Siguiri sees seasonal dust haze (February–June), heaviest in April.

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

Is May a good time to visit Siguiri?

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

1.8
Sightseeing
10th-best month of the year
4.5
Beach & pool
9th-best month of the year

May is a weaker month for outdoor sightseeing in Siguiri.

What to pack for Siguiri in May

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

In May, Siguiri sees daytime highs around 36°C and nights near 25°C. Pack light clothes and sun protection. Worth having: rain gear. About 10 days see rain.

light clothessun protectionrain gear

UV index in Siguiri in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Siguiri peaks around March 16 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highMar 16UV 14Dec 15UV 8
UV index (midday)Level
Jan10Very high
Feb12Extreme
Mar14Extreme
Apr12Extreme
May13Extreme
Jun11Extreme
Jul12Extreme
Aug13Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec8Very high

Air quality in Siguiri 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 Siguiri is worst in March — around 52 µg/m³ PM2.5 (poor), about 5.0× the cleanest month (August, 10 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModerateModeratePoorMar 1351 µg/m³Aug 1611 µg/m³
PM2.5 (µg/m³)Level
Jan40Poor
Feb50Poor
Mar52Poor
Apr47Poor
May25Moderate
Jun22Moderate
Jul15Moderate
Aug10Good
Sep15Moderate
Oct25Moderate
Nov32Moderate
Dec41Poor
Location & terrain

Where is Siguiri?

Siguiri sits at 11.4°N, 9.2°W, 368 m above sea level, in Guinea. The nearest listed city is Kintinian, 31 km away.

KangabaMandianaYanfolilaKouroussaKankanSibiDinguiraye

Topography around Siguiri

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

Within 3 km, the terrain around Siguiri has only modest variations in elevation — a maximum elevation change of 73 m around an average of 359 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 146 m; within 80 km, significant variations in elevation — a maximum elevation change of 568 m.

The land around Siguiri is covered by artificial surfaces (50%) within 3 km, grassland (33%) and shrubs (28%) within 16 km, and shrubs (33%), grassland (29%) and trees (25%) within 80 km.

3 km
73 m
16 km
146 m
80 km
568 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Kintinian 31 km · Kangaba 100 km · Mandiana 103 km · Yanfolila 114 km · Kouroussa 116 km · Kankan 116 km · Sibi 139 km · Dinguiraye 169 km

Guinea travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F / K
220 V · 50 Hz
Prices
≈ 34% of US
price level, 2025
GDP per capita
$1,877
2025
Happiness
4.6 / 10
World Happiness, 2025
Road deaths
29.7
per 100k/yr, 2019
Income group
Lower middle
World Bank
Religion
Muslim 85%Christian 13%none 1%animist 0%

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 Siguiri (11.4228°, -9.1685°, elevation 368 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).