Balombo weather in December

In December, Balombo sees average daytime highs of 24°C and overnight lows near 16°C, with 224 mm of rain across 23.2 wet days and about 12.7 hours of daylight. It is the 12th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 24°C through the month. The sky is clear or mostly clear about 3% of the time in December, and the air most often feels humid.

Daylight stretches from about 12 h 42 min at the start of December to 12 h 42 min by month's end. Set against the rest of the year, December is Balombo's 12th-clearest and 11th-windiest month. For the whole year in context, see Balombo's year-round climate.

Daytime high
24°
12th warmest
Overnight low
16°
9th coldest
Rainfall
224 mm
23.2 wet days
Daylight
12 h 42 min
5:35 AM – 6:19 PM
Cloud cover
85%
12th clearest
Wind
4 km/h
11th windiest
Solar energy
5.29 kWh/m²
Travel score
4.6
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 24°C through the month.

A typical December day in Balombo reaches about 24°C in the afternoon and slips back to 16°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 26°C. Set against its neighbours, December runs about 1°C cooler than November and on par with January.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12416
22416
32416
42416
52416
62416
72416
82416
92416
102416
112416
122416
132416
142416
152416
162416
172416
182416
192416
202416
212416
222416
232416
242416
252416
262416
272416
282416
292416
302416
312416

Balombo weather by month

How December compares with the rest of the year at a glance. December is the 12th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan24° / 15°17119.712.65.1
Feb25° / 16°16717.412.45.1
Mar25° / 16°23923.912.14.4
Apr26° / 16°11516.411.75.6
May27° / 14°61.311.48.3
Jun27° / 12°0011.38.9
Jul28° / 12°0011.38.4
Aug30° / 13°30.711.66.9
Sep30° / 14°458.711.95.6
Oct27° / 16°20525.912.34.2
Nov25° / 16°26826.812.64.0
Dec24° / 16°22423.212.74.6

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 3% of the time in December, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 6% of December, with mostly cloudy or overcast conditions the remaining 90%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1991
2892
3793
4694
5694
6793
7793
8793
9793
10793
11793
12793
13892
14991
15991
161090
171090
181090
191189
201189
211090
221189
231189
241189
251189
261288
271288
281288
291387
301387
311387

Chance of precipitation in December

Any precipitation

Balombo gets around 224 mm of rain over 23.2 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 76% and peaks near 89% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
189
289
389
488
587
686
785
884
984
1083
1181
1280
1379
1478
1576
1675
1774
1872
1971
2070
2169
2268
2367
2466
2565
2665
2764
2864
2965
3065
3165

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the humid band about 75% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
118901
218901
319891
419891
5110881
6110881
7111871
8212851
9213841
10214822
11215812
12216802
13318772
14319762
15321742
16322732
17323722
18325702
19326692
20327682
21328672
22329662
23330652
24231652
25232642
26232633
27232633
28232633
29232633
30232633
31232633

Wind in December

Winds average 4 km/h in December.

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 42 min at the start of December to 12 h 42 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 5:30 AM to 5:43 AM, and sunset from 6:11 PM to 6:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.75:306:11
212.75:316:11
312.75:316:12
412.75:316:12
512.75:316:13
612.75:326:14
712.75:326:14
812.75:326:15
912.75:336:15
1012.75:336:16
1112.75:336:16
1212.75:346:17
1312.75:346:17
1412.75:356:18
1512.75:356:18
1612.75:356:19
1712.75:366:19
1812.75:366:20
1912.75:376:20
2012.75:376:21
2112.75:386:21
2212.75:386:22
2312.75:396:22
2412.75:396:23
2512.75:406:23
2612.75:406:23
2712.75:416:24
2812.75:416:24
2912.75:426:25
3012.75:426:25
3112.75:436:26

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.29 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 5.29 kWh/m² to a high of 6.07 kWh/m² in September across the year — December's 5.29 kWh/m² sits near the bottom.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.1Bright
45.1Bright
55.1Bright
65.1Bright
75.1Bright
85.1Bright
95.2Bright
105.2Bright
115.2Bright
125.2Bright
135.2Bright
145.3Bright
155.3Bright
165.3Bright
175.3Bright
185.4Bright
195.4Bright
205.4Bright
215.4Bright
225.4Bright
235.4Bright
245.4Bright
255.5Bright
265.5Bright
275.5Bright
285.5Bright
295.5Bright
305.5Bright
315.5Bright
Planning a trip in December

Hazard calendar for Balombo

In seasonPeak

In December, Balombo sits inside its monsoon season. The full year is below, with each hazard's peak months called out.

Balombo's monsoon runs October–March, when most of the year's rain falls.

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

Is December a good time to visit Balombo?

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

4.6
Sightseeing
9th-best month of the year
4.0
Beach & pool
11th-best month of the year

December is a reasonable time to visit Balombo for sightseeing.

What to pack for Balombo in December

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

In December, Balombo sees daytime highs around 24°C and nights near 16°C. Pack rain gear. Worth having: light clothes and sun protection. About 23 days see rain.

rain gearlight clothessun protection

UV index in Balombo in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Balombo peaks around January 18 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near August 13 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeJan 18UV 16Aug 13UV 9
UV index (midday)Level
Jan17Extreme
Feb15Extreme
Mar16Extreme
Apr13Extreme
May10Extreme
Jun9Very high
Jul9Very high
Aug8Very high
Sep10Extreme
Oct13Extreme
Nov14Extreme
Dec13Extreme

Air quality in Balombo 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 Balombo is worst in August — around 114 µg/m³ PM2.5 (unhealthy), about 12.5× the cleanest month (December, 9 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateUnhealthyModerateGoodAug 10113 µg/m³Dec 239 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb11Good
Mar11Good
Apr12Moderate
May31Moderate
Jun72Unhealthy
Jul109Unhealthy
Aug114Unhealthy
Sep51Poor
Oct21Moderate
Nov10Good
Dec9Good
Location & terrain

Where is Balombo?

Balombo sits at 12.4°S, 14.8°E, 1,203 m above sea level, in Angola. The nearest listed city is Chindumbo, 56 km away.

Alto Hama

Topography around Balombo

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

Within 3 km, the terrain around Balombo has only modest variations in elevation — a maximum elevation change of 148 m around an average of 1,197 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,436 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,995 m.

The land around Balombo is covered by cropland (63%) within 3 km, trees (31%), cropland (28%) and shrubs (27%) within 16 km, and shrubs (31%), grassland (28%) and trees (21%) within 80 km.

3 km
148 m
16 km
1,436 m
80 km
1,995 m
treesshrubsgrasslandcroplandartificial surfaces
December weather nearby: Chindumbo 56 km · Londuimbali 61 km · Bocoio 70 km · Cubal do Lumbo 70 km · Ucuma 74 km · Ganda 75 km · Longonjo 80 km · Alto Hama 86 km

Angola travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F
220 V · 50 Hz
Prices
≈ 35% of US
price level, 2025
GDP per capita
$3,129
2025
Happiness
3.8 / 10
World Happiness, 2017
Homicide rate
4.1
per 100k, 2016
Road deaths
26.1
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Very low
EF EPI 413
Religion
Roman Catholic 41%Protestant 38%none 12%other 9%

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 Balombo (-12.3543°, 14.7723°, elevation 1,203 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).