Mangai weather in December

In December, Mangai sees average daytime highs of 29°C and overnight lows near 22°C, with 162 mm of rain across 23.5 wet days and about 12.2 hours of daylight. It is the 11th-warmest and 3rd-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 3% of the time in December, and the air most often feels oppressive.

Daylight stretches from about 12 h 12 min at the start of December to 12 h 12 min by month's end. Set against the rest of the year, December is Mangai's 10th-clearest and 12th-windiest month. For the whole year in context, see Mangai's year-round climate.

Daytime high
29°
11th warmest
Overnight low
22°
7th coldest
Rainfall
162 mm
23.5 wet days
Daylight
12 h 12 min
5:31 AM – 5:45 PM
Cloud cover
81%
10th clearest
Wind
4 km/h
12th windiest
Solar energy
4.96 kWh/m²
Travel score
3.5
out of 10

Mangai is place in Kwilu Province, Democratic Republic of the Congo.

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

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

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

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

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
283023
293023
303023
313023

How December really feels in Mangai

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.

Mangai weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 23°1342012.23.7
Feb30° / 23°14118.112.13.6
Mar30° / 23°15422.2123.4
Apr30° / 23°15722.411.93.5
May30° / 23°981711.84.2
Jun30° / 22°276.311.85.3
Jul31° / 22°194.611.85.2
Aug30° / 22°6513.611.94.3
Sep30° / 22°12221.8123.5
Oct30° / 22°16925.312.13.3
Nov29° / 22°17624.212.23.4
Dec29° / 22°16223.512.23.5

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 3% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 12% of December, with mostly cloudy or overcast conditions the remaining 84%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11981
21981
31882
41882
51882
61783
71783
81783
91684
101684
111585
121585
131585
141585
151585
161486
171486
181486
191486
201486
211486
221486
231486
241486
251585
261585
271585
281585
291585
301585
311684

Chance of precipitation in December

Any precipitation

Mangai gets around 162 mm of rain over 23.5 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 76% and peaks near 80% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
180
279
379
479
578
678
778
878
978
1078
1178
1278
1377
1477
1577
1677
1777
1877
1976
2076
2175
2275
2374
2474
2573
2672
2772
2871
2971
3071
3170

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the oppressive band about 99% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
101000
201000
301000
401000
501000
601000
701000
801000
901000
1001000
111990
121990
131990
141990
151990
161990
171990
181990
191990
201990
211990
221990
231990
241990
251990
261990
271990
281990
292980
302971
312971

Wind in December

Winds average 4 km/h in December, the calmest month.

Across December, daily wind ranges from about 4 km/h on the calmest days to 4 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm
314calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 12 h 12 min at the start of December to 12 h 12 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 5:25 AM to 5:38 AM, and sunset from 5:38 PM to 5:52 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.25:255:38
212.25:255:39
312.25:265:39
412.25:265:39
512.25:275:40
612.25:275:40
712.25:275:41
812.25:285:41
912.25:285:42
1012.25:285:42
1112.25:295:43
1212.25:295:43
1312.25:305:44
1412.25:305:44
1512.25:315:44
1612.25:315:45
1712.25:325:45
1812.25:325:46
1912.25:325:46
2012.25:335:47
2112.25:335:47
2212.25:345:48
2312.25:345:48
2412.25:355:49
2512.25:355:49
2612.25:365:50
2712.25:365:50
2812.25:375:51
2912.25:375:51
3012.25:385:51
3112.25:385:52

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.96 kWh/m².

For context, solar energy here swings from a low near 4.78 kWh/m² to a high of 5.36 kWh/m² in February across the year — December's 4.96 kWh/m² sits near the bottom.

0246151015202531
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.0Bright
45.0Bright
55.0Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
165.0Bright
175.0Bright
185.0Bright
195.0Bright
205.0Bright
215.0Bright
225.0Bright
235.0Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
285.0Bright
295.0Bright
305.0Bright
315.0Bright
Planning a trip in December

Is December a good time to visit Mangai?

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

3.5
Sightseeing
7th-best month of the year
4.6
Beach & pool
10th-best month of the year

December is a weaker month for outdoor sightseeing in Mangai.

What to pack for Mangai in December

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

In December, Mangai sees daytime highs around 29°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 24 days see rain.

light clothesrain gearsun protection

UV index in Mangai in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December 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 Mangai peaks around March 17 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near August 14 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighModerateExtremeMar 17UV 14Aug 14UV 4
UV index (midday)Level
Jan12Extreme
Feb13Extreme
Mar14Extreme
Apr13Extreme
May9Very high
Jun8Very high
Jul7High
Aug4Moderate
Sep10Extreme
Oct13Extreme
Nov13Extreme
Dec9Very high

Air quality in Mangai 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 Mangai is worst in August — around 116 µg/m³ PM2.5 (unhealthy), about 10.3× the cleanest month (November, 11 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorUnhealthyModerateModerateAug 16108 µg/m³Nov 1312 µg/m³
PM2.5 (µg/m³)Level
Jan19Moderate
Feb24Moderate
Mar17Moderate
Apr13Moderate
May23Moderate
Jun39Poor
Jul53Poor
Aug116Unhealthy
Sep45Poor
Oct13Moderate
Nov11Good
Dec15Moderate
Location & terrain

Where is Mangai?

Mangai sits at 4.0°S, 19.5°E, 342 m above sea level, in Democratic Republic of the Congo. The nearest listed city is Dibaya-Lubwe, 39 km away.

IleboKikwitMasi-ManimbaKutu

Topography around Mangai

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

Within 3 km, the terrain around Mangai has only modest variations in elevation — a maximum elevation change of 109 m around an average of 354 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 208 m; within 80 km, significant variations in elevation — a maximum elevation change of 367 m.

The land around Mangai is covered by trees (47%) and water (33%) within 3 km, trees (79%) within 16 km, and trees (81%) within 80 km.

3 km
109 m
16 km
208 m
80 km
367 m
treesshrubsgrasslandcroplandartificial surfaceswater
December weather nearby: Dibaya-Lubwe 39 km · Dungu 88 km · Idiofa 105 km · Bulungu 118 km · Ilebo 122 km · Kikwit 138 km · Masi-Manimba 200 km · Kutu 211 km

Democratic Republic of the Congo travel facts

Travel advisory
Level 4
Do Not Travel
Power plugs
Type C / E
220 V · 50 Hz
Prices
≈ 42% of US
price level, 2025
GDP per capita
$807
2025
Happiness
3.8 / 10
World Happiness, 2025
Safe drinking water
12%
of population, 2024
Road deaths
34.9
per 100k/yr, 2019
Income group
Low
World Bank
English
Very low
EF EPI 400

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 Mangai (-4.0233°, 19.5339°, elevation 342 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).