Plaque weather in December

In December, Plaque sees average daytime highs of 32°C and overnight lows near 21°C, with 2 mm of rain across 0.2 wet days and about 11.3 hours of daylight. It is the 7th-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 48% of the time in December, and the air most often feels comfortable.

Daylight stretches from about 11 h 24 min at the start of December to 11 h 18 min by month's end. Set against the rest of the year, December is Plaque's 6th-clearest and 8th-windiest month. For the whole year in context, see Plaque's year-round climate.

Daytime high
32°
7th warmest
Overnight low
21°
2nd coldest
Rainfall
2 mm
0.2 wet days
Daylight
11 h 18 min
7:19 AM – 6:38 PM
Cloud cover
44%
6th clearest
Wind
9 km/h
8th windiest
Solar energy
5.33 kWh/m²
Travel score
5.2
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 32°C through the month.

A typical December day in Plaque reaches about 32°C in the afternoon and slips back to 21°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 34°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)
13223
23222
33222
43222
53222
63222
73222
83222
93222
103222
113221
123221
133221
143221
153221
163221
173221
183221
193221
203221
213221
223221
233221
243221
253221
263221
273220
283220
293220
303120
313120

How December really feels in Plaque

Once humidity and wind are folded in, December averages 12 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
12
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.

Plaque weather by month

How December compares with the rest of the year at a glance. December is the 7th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 20°10.111.45.3
Feb34° / 21°10.211.64.2
Mar35° / 23°0011.93.5
Apr35° / 24°0012.33.4
May34° / 25°51.212.53.8
Jun32° / 26°8811.312.73.7
Jul30° / 25°33526.812.63.0
Aug29° / 25°43728.712.42.9
Sep30° / 25°30527.112.12.8
Oct32° / 25°13420.511.73.2
Nov32° / 24°214.111.54.4
Dec32° / 21°20.211.35.2

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 48% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 13% of December, with mostly cloudy or overcast conditions the remaining 38%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16238
26238
36238
46238
56238
66238
76139
86139
96139
106139
116040
126139
136139
146139
156040
166139
176139
186139
196238
206238
216238
226238
236337
246337
256337
266337
276337
286337
296337
306337
316337

Chance of precipitation in December

Any precipitation

Plaque gets around 2 mm of rain over 0.2 wet days in December. 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
32
42
52
62
72
81
91
101
111
121
131
141
150
160
170
180
190
200
210
220
230
240
250
260
270
280
290
300
310

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the comfortable band about 28% of days. Sticky, muggy-or-worse air turns up on roughly 31% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
12142127306
23152226285
33172326255
44192426234
54202526214
65222626193
76232725173
86242725152
97262724142
108272724131
119282723121
1210292622111
1311302622111
1412312621100
1513322520100
161532251990
171632251890
181733241780
191932241780
202032241680
212232231580
222432231470
232632221370
242732211270
252932211170
263132211160
273331201060
28343120950
29363020950
30383019840
31403019840

Wind in December

Winds average 9 km/h in December.

Across December, daily wind ranges from about 8 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 h 24 min at the start of December to 11 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over December. Sunrise moves from 7:12 AM to 7:26 AM, and sunset from 6:33 PM to 6:45 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.47:126:33
211.37:126:33
311.37:136:33
411.37:136:34
511.37:146:34
611.37:146:34
711.37:156:34
811.37:156:35
911.37:166:35
1011.37:166:35
1111.37:176:36
1211.37:176:36
1311.37:186:37
1411.37:186:37
1511.37:196:37
1611.37:196:38
1711.37:206:38
1811.37:206:39
1911.37:216:39
2011.37:216:40
2111.37:226:40
2211.37:226:40
2311.37:236:41
2411.37:236:41
2511.37:246:42
2611.37:246:42
2711.37:256:43
2811.37:256:43
2911.37:256:44
3011.37:266:44
3111.37:266:45

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.33 kWh/m².

For context, solar energy here swings from a low near 4.06 kWh/m² to a high of 7.04 kWh/m² in April across the year — December's 5.33 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.4Bright
45.4Bright
55.4Bright
65.4Bright
75.3Bright
85.3Bright
95.3Bright
105.3Bright
115.3Bright
125.3Bright
135.3Bright
145.3Bright
155.3Bright
165.3Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.3Bright
235.3Bright
245.3Bright
255.3Bright
265.3Bright
275.3Bright
285.4Bright
295.4Bright
305.4Bright
315.4Bright
Planning a trip in December

Hazard calendar for Plaque

In seasonPeak

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

Plaque sits in the Atlantic hurricane belt; the season peaks August–October.

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

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

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

Is December a good time to visit Plaque?

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

5.2
Sightseeing
2nd-best month of the year
8.1
Beach & pool
2nd-best month of the year

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

What to pack for Plaque in December

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

In December, Plaque sees daytime highs around 32°C and nights near 21°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

Sea temperature near Plaque in December

The nearest coast averages about 27°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 29 km away) is warmest in November at about 29°C and coldest in February near 25°C.

The water stays above 20°C all year — warm enough for a swim any month.

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan25Warm
Feb25Warm
Mar26Warm
Apr27Warm
May28Warm
Jun28Tropical
Jul28Tropical
Aug28Warm
Sep28Tropical
Oct29Tropical
Nov29Tropical
Dec27Warm

UV index in Plaque 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 Plaque peaks around August 18 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 7 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highAug 18UV 13Dec 20UV 7
UV index (midday)Level
Jan8Very high
Feb11Extreme
Mar13Extreme
Apr11Extreme
May11Extreme
Jun12Extreme
Jul12Extreme
Aug13Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec7Very high

Air quality in Plaque 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 Plaque is worst in February — around 86 µg/m³ PM2.5 (unhealthy), about 5.5× the cleanest month (August, 16 µg/m³).

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

0306090JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModeratePoorFeb 1884 µg/m³Aug 2116 µg/m³
PM2.5 (µg/m³)Level
Jan63Unhealthy
Feb86Unhealthy
Mar76Unhealthy
Apr51Poor
May53Poor
Jun50Poor
Jul24Moderate
Aug16Moderate
Sep18Moderate
Oct35Moderate
Nov45Poor
Dec58Unhealthy
Location & terrain

Where is Plaque?

Plaque sits at 11.9°N, 15.6°W, 33 m above sea level, in Guinea-Bissau. The nearest listed city is Bairro Militar, 1.0 km away.

Topography around Plaque

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

Within 3 km, the terrain around Plaque has only modest variations in elevation — a maximum elevation change of 42 m around an average of 18 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 48 m; within 80 km, only modest variations in elevation — a maximum elevation change of 61 m.

The land around Plaque is covered by artificial surfaces (58%) within 3 km, water (36%) within 16 km, and trees (40%) and water (32%) within 80 km.

3 km
42 m
16 km
48 m
80 km
61 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
December weather nearby: Bairro Militar 1.0 km · Luanda 2.0 km · Quelele 3.0 km · Missira 3.0 km · Santa-Luzia 3.0 km · Bissau 3.0 km · Sintra-Nema 3.0 km · Belem 4.0 km

Guinea-Bissau travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type C / E / F
220 V · 50 Hz
Prices
≈ 34% of US
price level, 2025
GDP per capita
$1,124
2025
Safe drinking water
24%
of population, 2024
Homicide rate
1.1
per 100k, 2017
Road deaths
32.2
per 100k/yr, 2019
Income group
Low
World Bank
Religion
Muslim 46%folk religions 31%Christian 19%other or unaffiliated 4%

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 Plaque (11.8833°, -15.6167°, elevation 33 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).