Siguiri weather in August

In August, Siguiri sees average daytime highs of 29°C and overnight lows near 22°C, with 292 mm of rain across 26.7 wet days and about 12.4 hours of daylight. It is the 12th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 2% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 12 h 30 min at the start of August to 12 h 12 min by month's end. Set against the rest of the year, August is Siguiri's 12th-clearest and 9th-windiest month. For the whole year in context, see Siguiri's year-round climate.

Daytime high
29°
12th warmest
Overnight low
22°
7th coldest
Rainfall
292 mm
26.7 wet days
Daylight
12 h 24 min
6:29 AM – 6:52 PM
Cloud cover
81%
12th clearest
Wind
8 km/h
9th windiest
Solar energy
4.43 kWh/m²
Travel score
3.3
out of 10

Siguiri is city of Guinea.

Founded
1890

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

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical August day in Siguiri reaches about 29°C in the afternoon and slips back to 22°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 31°C. Set against its neighbours, August runs on par with July and about 1°C cooler than September.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12922
22922
32922
42922
52922
62922
72922
82922
92922
102922
112922
122922
132922
142922
152922
162922
172922
182922
192922
202922
212922
222922
232922
242922
252922
262922
272922
282922
292922
302922
312922

How August really feels in Siguiri

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

The story in August is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Siguiri weather by month

How August compares with the rest of the year at a glance. August is the 12th-warmest and 1st-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 August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 2% of the time in August, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 12% of August, with mostly cloudy or overcast conditions the remaining 86%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11585
21585
31486
41486
51387
61387
71387
81288
91288
101288
111288
121387
131387
141387
151387
161486
171486
181486
191486
201585
211585
221585
231585
241585
251585
261684
271684
281684
291684
301783
311783

Chance of precipitation in August

Any precipitation

Siguiri gets around 292 mm of rain over 26.7 wet days in August, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 86% and peaks near 87% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
184
284
384
485
585
685
785
886
986
1086
1186
1286
1387
1487
1587
1687
1787
1887
1987
2087
2187
2287
2386
2486
2586
2686
2786
2886
2986
3085
3185

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

Most of August feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, August lands in the oppressive band about 98% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
12962
22962
31972
41972
51972
61972
71972
81972
91972
101972
111972
121972
131972
141972
151972
161972
171981
181981
191981
201981
211981
221981
231981
241981
251981
261981
270991
280991
290991
300991
310991

Wind in August

Winds average 8 km/h in August.

Across August, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 12 h 30 min at the start of August to 12 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over August. Sunrise moves from 6:27 AM to 6:30 AM, and sunset from 6:58 PM to 6:44 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.56:276:58
212.56:286:58
312.56:286:57
412.56:286:57
512.56:286:57
612.56:286:56
712.56:286:56
812.56:296:56
912.46:296:55
1012.46:296:55
1112.46:296:54
1212.46:296:54
1312.46:296:54
1412.46:296:53
1512.46:296:53
1612.46:296:52
1712.46:296:52
1812.46:296:51
1912.46:306:51
2012.36:306:50
2112.36:306:50
2212.36:306:49
2312.36:306:49
2412.36:306:48
2512.36:306:47
2612.36:306:47
2712.36:306:46
2812.36:306:46
2912.36:306:45
3012.26:306:44
3112.26:306:44

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.43 kWh/m² — the year's lowest.

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 — August's 4.43 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.5Bright
44.5Bright
54.4Bright
64.4Bright
74.4Bright
84.4Bright
94.4Bright
104.4Bright
114.4Bright
124.4Bright
134.4Bright
144.4Bright
154.4Bright
164.4Bright
174.4Bright
184.4Bright
194.4Bright
204.4Bright
214.4Bright
224.4Bright
234.5Bright
244.5Bright
254.5Bright
264.5Bright
274.5Bright
284.5Bright
294.5Bright
304.6Bright
314.6Bright
Planning a trip in August

Hazard calendar for Siguiri

In seasonPeak

In August, Siguiri sits inside its monsoon 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 August a good time to visit Siguiri?

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

3.3
Sightseeing
6th-best month of the year
4.2
Beach & pool
11th-best month of the year

August is a weaker month for outdoor sightseeing in Siguiri.

What to pack for Siguiri in August

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

In August, Siguiri sees daytime highs around 29°C and nights near 22°C. Pack light clothes and rain gear. About 27 days see rain.

light clothesrain gear

UV index in Siguiri in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August 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 August

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where August 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
August 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).