Banko weather in December

In December, Banko sees average daytime highs of 33°C and overnight lows near 19°C, with 1 mm of rain across 0.2 wet days and about 11.4 hours of daylight. It is the 6th-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 33°C through the month. The sky is clear or mostly clear about 59% of the time in December, and the air most often feels dry.

Daylight stretches from about 11 h 24 min at the start of December to 11 h 24 min by month's end. Set against the rest of the year, December is Banko's 3rd-clearest and 9th-windiest month. For the whole year in context, see Banko's year-round climate.

Daytime high
33°
6th warmest
Overnight low
19°
1st coldest
Rainfall
1 mm
0.2 wet days
Daylight
11 h 24 min
6:58 AM – 6:20 PM
Cloud cover
36%
3rd clearest
Wind
6 km/h
9th windiest
Solar energy
5.61 kWh/m²
Travel score
4.7
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 33°C through the month.

A typical December day in Banko 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, December runs on par with November and on par with January.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13319
23319
33319
43319
53319
63319
73319
83319
93319
103319
113319
123319
133319
143319
153319
163319
173319
183319
193318
203318
213318
223318
233318
243318
253318
263218
273218
283218
293218
303218
313218

How December really feels in Banko

Once humidity and wind are folded in, December 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 December is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Banko weather by month

How December compares with the rest of the year at a glance. December is the 6th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 19°20.411.44.7
Feb35° / 21°10.311.63.1
Mar37° / 24°61.611.91.9
Apr37° / 25°265.512.21.7
May34° / 24°10015.212.52.5
Jun31° / 23°19623.312.63.1
Jul29° / 22°24525.112.63.4
Aug29° / 22°26326.612.43.4
Sep30° / 22°25625.812.13.1
Oct31° / 21°15521.511.83.4
Nov32° / 20°203.411.54.4
Dec33° / 19°10.211.44.7

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 59% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 15% of December, with mostly cloudy or overcast conditions the remaining 26%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17228
27228
37228
47228
57228
67228
77228
87228
97228
107228
117228
127228
137228
147228
157327
167327
177327
187426
197426
207525
217525
227723
237723
247723
257822
267723
277723
287822
297822
307723
317723

Chance of precipitation in December

Any precipitation

Banko gets around 1 mm of rain over 0.2 wet days in December, the driest month. 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 (%)
12
22
31
41
51
61
71
81
91
101
111
121
131
141
151
161
171
181
191
201
211
221
231
240
250
260
270
281
291
301
311

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the dry band about 76% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1462216141
2492215131
3532114111
4542114101
557201391
661191280
763191170
865181160
967181050
106917950
117017940
127216840
137415830
147614730
157614730
167813630
177912630
188211520
198310520
20859420
21859420
22878320
23887320
24887320
25916210
26916210
27925210
28925210
29934210
30934210
31934210

Wind in December

Winds average 6 km/h in December.

Across December, daily wind ranges from about 6 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in December

DaylightNight

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

Days grow by about 0 minutes over December. Sunrise moves from 6:50 AM to 7:05 AM, and sunset from 6:15 PM to 6:27 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.46:506:15
211.46:516:15
311.46:516:16
411.46:526:16
511.46:526:16
611.46:536:17
711.46:536:17
811.46:546:17
911.46:546:18
1011.46:556:18
1111.46:556:18
1211.46:566:19
1311.46:566:19
1411.46:576:19
1511.46:576:20
1611.46:586:20
1711.46:586:21
1811.46:596:21
1911.46:596:22
2011.47:006:22
2111.47:006:23
2211.47:016:23
2311.47:016:23
2411.47:026:24
2511.47:026:24
2611.47:026:25
2711.47:036:25
2811.47:036:26
2911.47:046:26
3011.47:046:27
3111.47:056:27

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.61 kWh/m².

For context, solar energy here swings from a low near 4.32 kWh/m² to a high of 6.68 kWh/m² in March across the year — December's 5.61 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.6Bright
35.6Bright
45.6Bright
55.6Bright
65.6Bright
75.6Bright
85.6Bright
95.6Bright
105.6Bright
115.6Bright
125.6Bright
135.6Bright
145.6Bright
155.6Bright
165.6Bright
175.6Bright
185.6Bright
195.6Bright
205.6Bright
215.6Bright
225.6Bright
235.6Bright
245.6Bright
255.6Bright
265.6Bright
275.6Bright
285.7Bright
295.7Bright
305.7Bright
315.7Bright
Planning a trip in December

Hazard calendar for Banko

In seasonPeak

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

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

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

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

Is December a good time to visit Banko?

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

4.7
Sightseeing
1st-best month of the year
8.0
Beach & pool
2nd-best month of the year

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

What to pack for Banko in December

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

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

light clothessun protection

UV index in Banko in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Banko peaks around March 17 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 7 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highMar 17UV 14Dec 16UV 7
UV index (midday)Level
Jan9Very high
Feb12Extreme
Mar14Extreme
Apr12Extreme
May12Extreme
Jun11Extreme
Jul12Extreme
Aug13Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec7Very high

Air quality in Banko in December

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Banko is worst in March — around 81 µg/m³ PM2.5 (unhealthy), about 8.1× the cleanest month (August, 10 µg/m³).

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

0306090JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyModerateGoodModeratePoorMar 1580 µg/m³Aug 1610 µg/m³
PM2.5 (µg/m³)Level
Jan63Unhealthy
Feb71Unhealthy
Mar81Unhealthy
Apr68Unhealthy
May27Moderate
Jun21Moderate
Jul13Moderate
Aug10Good
Sep13Moderate
Oct23Moderate
Nov27Moderate
Dec48Poor
Location & terrain

Where is Banko?

Banko sits at 10.7°N, 10.7°W, 546 m above sea level, in Guinea. The nearest listed city is Bissikrima, 28 km away.

DogometDinguirayeArfa MoussaïaFaranahKouroussaDouako

Topography around Banko

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

Within 3 km, the terrain around Banko has significant variations in elevation — a maximum elevation change of 298 m around an average of 516 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 604 m; within 80 km, large variations in elevation — a maximum elevation change of 694 m.

The land around Banko is covered by trees (41%) and grassland (25%) within 3 km, grassland (38%), trees (27%) and shrubs (21%) within 16 km, and trees (51%) and grassland (26%) within 80 km.

3 km
298 m
16 km
604 m
80 km
694 m
treesshrubsgrasslandcroplandartificial surfaces
December weather nearby: Bissikrima 28 km · Dabola 43 km · Dogomet 52 km · Dinguiraye 64 km · Arfa Moussaïa 71 km · Faranah 75 km · Kouroussa 91 km · Douako 124 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 Banko (10.7167°, -10.7167°, elevation 546 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).