Lusambo weather in December

In December, Lusambo sees average daytime highs of 29°C and overnight lows near 21°C, with 158 mm of rain across 23.4 wet days and about 12.3 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 2% of the time in December, and the air most often feels oppressive.

Daylight stretches from about 12 h 18 min at the start of December to 12 h 18 min by month's end. Set against the rest of the year, December is Lusambo's 12th-clearest and 12th-windiest month. For the whole year in context, see Lusambo's year-round climate.

Daytime high
29°
11th warmest
Overnight low
21°
5th coldest
Rainfall
158 mm
23.4 wet days
Daylight
12 h 18 min
6:14 AM – 6:31 PM
Cloud cover
84%
12th clearest
Wind
4 km/h
12th windiest
Solar energy
5.04 kWh/m²
Travel score
3.8
out of 10

Lusambo is place in Sankuru, 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 Lusambo reaches about 29°C in the afternoon and slips back to 21°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 30°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)
12821
22821
32821
42821
52821
62821
72821
82821
92821
102821
112821
122821
132821
142821
152821
162821
172921
182921
192921
202921
212921
222922
232922
242922
252922
262922
272922
282922
292922
302922
312922

How December really feels in Lusambo

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

December sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Lusambo 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
Jan29° / 22°12820.712.33.9
Feb30° / 22°11818.212.23.8
Mar29° / 22°15821.4123.7
Apr29° / 22°1572211.93.7
May30° / 22°7012.811.84.7
Jun31° / 21°14311.75.5
Jul31° / 21°92.311.75.3
Aug30° / 22°551111.84.7
Sep30° / 22°12620.3123.9
Oct29° / 21°16724.912.13.5
Nov29° / 21°17124.512.23.6
Dec29° / 21°15823.412.33.8

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

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

Beyond those clear spells, partly cloudy skies cover about 11% of December, with mostly cloudy or overcast conditions the remaining 87%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11288
21288
31288
41288
51288
61288
71288
81387
91387
101288
111288
121288
131288
141288
151288
161288
171288
181288
191387
201387
211387
221387
231387
241288
251288
261288
271288
281387
291387
301387
311387

Chance of precipitation in December

Any precipitation

Lusambo gets around 158 mm of rain over 23.4 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 75% and peaks near 78% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
178
278
378
478
578
678
777
877
977
1076
1176
1276
1376
1476
1576
1676
1775
1875
1975
2075
2174
2274
2374
2474
2573
2673
2773
2873
2972
3072
3172

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 94% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)
1595
2595
3595
4595
5595
6595
7595
8595
9595
10595
11595
12595
13595
14595
15595
16694
17694
18694
19694
20694
21694
22694
23694
24694
25694
26694
27694
28694
29694
30694
31694

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 18 min at the start of December to 12 h 18 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 6:08 AM to 6:21 AM, and sunset from 6:24 PM to 6:38 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.36:086:24
212.36:086:24
312.36:096:25
412.36:096:25
512.36:096:26
612.36:106:26
712.36:106:27
812.36:106:27
912.36:116:28
1012.36:116:28
1112.36:126:29
1212.36:126:29
1312.36:126:30
1412.36:136:30
1512.36:136:31
1612.36:146:31
1712.36:146:31
1812.36:156:32
1912.36:156:32
2012.36:166:33
2112.36:166:33
2212.36:176:34
2312.36:176:34
2412.36:176:35
2512.36:186:35
2612.36:186:36
2712.36:196:36
2812.36:196:37
2912.36:206:37
3012.36:206:37
3112.36:216:38

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.04 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 5.04 kWh/m² to a high of 5.49 kWh/m² in February across the year — December's 5.04 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
185.1Bright
195.1Bright
205.1Bright
215.1Bright
225.1Bright
235.1Bright
245.1Bright
255.1Bright
265.1Bright
275.1Bright
285.1Bright
295.1Bright
305.1Bright
315.1Bright
Planning a trip in December

Is December a good time to visit Lusambo?

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

3.8
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 Lusambo.

What to pack for Lusambo in December

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

In December, Lusambo sees daytime highs around 29°C and nights near 21°C. Pack light clothes and rain gear. Worth having: sun protection. About 23 days see rain.

light clothesrain gearsun protection

UV index in Lusambo in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Lusambo peaks around March 18 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near August 11 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighExtremeMar 18UV 15Aug 11UV 6
UV index (midday)Level
Jan12Extreme
Feb13Extreme
Mar15Extreme
Apr14Extreme
May10Extreme
Jun8Very high
Jul7High
Aug6High
Sep11Extreme
Oct13Extreme
Nov11Extreme
Dec10Very high

Air quality in Lusambo 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 Lusambo is worst in July — around 87 µg/m³ PM2.5 (unhealthy), about 5.9× the cleanest month (November, 15 µg/m³).

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

0306090JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorUnhealthyModerateJul 2487 µg/m³Nov 1815 µg/m³
PM2.5 (µg/m³)Level
Jan20Moderate
Feb24Moderate
Mar19Moderate
Apr18Moderate
May31Moderate
Jun52Poor
Jul87Unhealthy
Aug87Unhealthy
Sep32Moderate
Oct18Moderate
Nov15Moderate
Dec17Moderate
Location & terrain

Where is Lusambo?

Lusambo sits at 5.0°S, 23.4°E, 432 m above sea level, in Democratic Republic of the Congo. The nearest listed city is Kabeya-Kamwanga, 116 km away.

Mbuji-MayiLukulaMiabiDembaKanangaLodjaKabinda

Topography around Lusambo

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

Within 3 km, the terrain around Lusambo has only modest variations in elevation — a maximum elevation change of 141 m around an average of 459 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 242 m; within 80 km, significant variations in elevation — a maximum elevation change of 385 m.

The land around Lusambo is covered by trees (35%) and shrubs (32%) within 3 km, trees (78%) within 16 km, and trees (88%) within 80 km.

3 km
141 m
16 km
242 m
80 km
385 m
treesshrubsgrasslandartificial surfaceswater
December weather nearby: Kabeya-Kamwanga 116 km · Mbuji-Mayi 130 km · Lukula 132 km · Miabi 139 km · Demba 142 km · Kananga 153 km · Lodja 163 km · Kabinda 173 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 Lusambo (-4.975°, 23.4439°, elevation 432 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).