Mandiana weather in January

In January, Mandiana sees average daytime highs of 33°C and overnight lows near 19°C, with 2 mm of rain across 0.5 wet days and about 11.4 hours of daylight. It is the 6th-warmest and 11th-wettest month of the year here.

Highs climb over the month, from about 32°C in the first days to 34°C by the end. The sky is clear or mostly clear about 64% of the time in January, and the air most often feels dry.

Daylight stretches from about 11 h 24 min at the start of January to 11 h 30 min by month's end. Set against the rest of the year, January is Mandiana's 1st-clearest and 1st-windiest month. For the whole year in context, see Mandiana's year-round climate.

Daytime high
33°
6th warmest
Overnight low
19°
2nd coldest
Rainfall
2 mm
0.5 wet days
Daylight
11 h 24 min
7:01 AM – 6:27 PM
Cloud cover
31%
1st clearest
Wind
9 km/h
1st windiest
Solar energy
5.82 kWh/m²
Travel score
4.8
out of 10

Mandiana is human settlement in Guinea.

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

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 32°C in the first days to 34°C by the end.

A typical January day in Mandiana reaches about 33°C in the afternoon and slips back to 19°C overnight — a 14°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 35°C. Set against its neighbours, January runs on par with December and about 3°C cooler than February.

15°20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13218
23218
33218
43218
53218
63218
73218
83218
93218
103218
113218
123218
133218
143218
153218
163219
173219
183319
193319
203319
213319
223319
233319
243319
253319
263319
273319
283320
293420
303420
313420

How January really feels in Mandiana

Once humidity and wind are folded in, January averages 22 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
22
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Mandiana weather by month

How January compares with the rest of the year at a glance. January is the 6th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 19°20.511.44.8
Feb35° / 21°20.511.63.2
Mar37° / 24°82.311.91.9
Apr37° / 25°408.712.21.7
May34° / 24°10115.912.52.3
Jun31° / 23°16221.512.63.1
Jul29° / 22°23925.312.63.3
Aug29° / 22°27026.712.43.3
Sep30° / 22°24525.612.13.1
Oct31° / 21°1301911.83.5
Nov33° / 20°152.811.54.3
Dec33° / 18°00.111.44.9

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 64% of the time in January, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 15% of January, with mostly cloudy or overcast conditions the remaining 21%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17822
27822
37723
47723
57723
67624
77624
87624
97624
107624
117624
127624
137624
147723
157723
167723
177822
187822
197921
207921
218020
228020
238119
248119
258119
268218
278317
288317
298218
308218
318218

Chance of precipitation in January

Any precipitation

Mandiana gets around 2 mm of rain over 0.5 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 1% and peaks near 2% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
11
21
31
42
52
62
72
82
92
102
112
122
132
142
152
162
172
181
191
201
211
221
231
241
251
261
271
281
291
301
311

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the dry band about 92% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
196121
296121
396121
496121
595221
694222
794222
894222
994222
1093322
1193322
1293322
1393322
1491432
1591432
1691432
1790532
1890532
1991531
2090631
2190631
2290631
2390631
2490631
2590631
2690631
2789632
2889632
2989632
3090532
3190532

Wind in January

Winds average 9 km/h in January, the windiest month of the year.

Across January, 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 January

DaylightNight

Daylight runs from about 11 h 24 min at the start of January to 11 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over January. Sunrise moves from 6:56 AM to 7:02 AM, and sunset from 6:20 PM to 6:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.46:566:20
211.46:576:20
311.46:576:21
411.46:576:21
511.46:586:22
611.46:586:22
711.46:586:23
811.46:596:23
911.46:596:24
1011.46:596:24
1111.47:006:25
1211.47:006:25
1311.47:006:26
1411.47:006:26
1511.47:016:27
1611.47:016:27
1711.47:016:28
1811.57:016:28
1911.57:016:29
2011.57:026:29
2111.57:026:30
2211.57:026:30
2311.57:026:31
2411.57:026:31
2511.57:026:32
2611.57:026:32
2711.57:026:32
2811.57:026:33
2911.57:026:33
3011.57:026:34
3111.57:026:34

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.82 kWh/m².

For context, solar energy here swings from a low near 4.34 kWh/m² to a high of 6.56 kWh/m² in March across the year — January's 5.82 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.7Bright
45.7Bright
55.7Bright
65.7Bright
75.7Bright
85.7Bright
95.7Bright
105.8Bright
115.8Bright
125.8Bright
135.8Bright
145.8Bright
155.8Bright
165.8Bright
175.8Bright
185.8Bright
195.8Bright
205.9Bright
215.9Bright
225.9Bright
235.9Bright
245.9Bright
255.9Bright
266.0Bright
276.0Bright
286.0Intense
296.0Intense
306.0Intense
316.1Intense
Planning a trip in January

Hazard calendar for Mandiana

In seasonPeak

None of Mandiana's seasonal hazards are active in January. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Mandiana's monsoon runs June–October, when most of the year's rain falls.

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

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

Is January a good time to visit Mandiana?

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

4.8
Sightseeing
2nd-best month of the year
8.1
Beach & pool
2nd-best month of the year

January is a reasonable time to visit Mandiana for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Mandiana in January

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

In January, Mandiana sees daytime highs around 33°C and nights near 19°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in Mandiana in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Mandiana peaks around March 16 at about 13 (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.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highMar 16UV 13Dec 16UV 8
UV index (midday)Level
Jan9Very high
Feb12Extreme
Mar13Extreme
Apr12Extreme
May13Extreme
Jun11Extreme
Jul12Extreme
Aug13Extreme
Sep12Extreme
Oct12Extreme
Nov9Very high
Dec7Very high

Air quality in Mandiana in January

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where January falls, not just the annual average.

Air quality in Mandiana is worst in March — around 71 µg/m³ PM2.5 (unhealthy), about 7.6× the cleanest month (August, 9 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModerateGoodModeratePoorMar 1170 µg/m³Aug 1610 µg/m³
PM2.5 (µg/m³)Level
Jan55Poor
Feb67Unhealthy
Mar71Unhealthy
Apr50Poor
May24Moderate
Jun20Moderate
Jul13Moderate
Aug9Good
Sep14Moderate
Oct23Moderate
Nov27Moderate
Dec42Poor
Location & terrain

Where is Mandiana?

Mandiana sits at 10.6°N, 8.7°W, 373 m above sea level, in Guinea. The nearest listed city is Kankan, 72 km away.

KankanYanfolilaSiguiriKouroussaKintinianKangabaKérouanéBougouni

Topography around Mandiana

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

Within 3 km, the terrain around Mandiana has only modest variations in elevation — a maximum elevation change of 78 m around an average of 383 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 130 m; within 80 km, only modest variations in elevation — a maximum elevation change of 230 m.

The land around Mandiana is covered by grassland (43%) within 3 km, grassland (52%) and shrubs (22%) within 16 km, and grassland (37%), trees (28%) and shrubs (26%) within 80 km.

3 km
78 m
16 km
130 m
80 km
230 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Kankan 72 km · Yanfolila 86 km · Siguiri 103 km · Kouroussa 130 km · Kintinian 132 km · Kangaba 149 km · Kérouané 155 km · Bougouni 159 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 Mandiana (10.6258°, -8.6941°, elevation 373 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).