Cuilo weather in December

In December, Cuilo sees average daytime highs of 27°C and overnight lows near 18°C, with 204 mm of rain across 27.7 wet days and about 12.5 hours of daylight. It is the 12th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 1% of the time in December, and the air most often feels muggy.

Daylight stretches from about 12 h 24 min at the start of December to 12 h 30 min by month's end. Set against the rest of the year, December is Cuilo's 12th-clearest and 9th-windiest month. For the whole year in context, see Cuilo's year-round climate.

Daytime high
27°
12th warmest
Overnight low
18°
6th coldest
Rainfall
204 mm
27.7 wet days
Daylight
12 h 30 min
5:24 AM – 5:52 PM
Cloud cover
86%
12th clearest
Wind
6 km/h
9th windiest
Solar energy
5 kWh/m²
Travel score
3.7
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 27°C through the month.

A typical December day in Cuilo reaches about 27°C in the afternoon and slips back to 18°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 28°C. Set against its neighbours, December runs on par with November and on par with January.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12718
22718
32718
42718
52718
62718
72718
82718
92718
102718
112718
122718
132718
142718
152718
162718
172718
182718
192718
202718
212718
222718
232718
242718
252718
262718
272718
282718
292718
302718
312718

Cuilo weather by month

How December compares with the rest of the year at a glance. December is the 12th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 18°18826.212.43.9
Feb28° / 18°15121.812.34.1
Mar28° / 18°19025.612.13.9
Apr28° / 18°14220.111.84.6
May30° / 17°163.511.66.0
Jun30° / 16°20.511.56.2
Jul31° / 16°00.111.66.1
Aug31° / 17°183.811.75.3
Sep29° / 18°10618.2124.2
Oct28° / 18°19026.812.23.8
Nov27° / 18°21127.312.43.7
Dec27° / 18°20427.712.53.7

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 1% of the time in December, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 5% of December, with mostly cloudy or overcast conditions the remaining 94%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1793
2793
3793
4793
5793
6793
7694
8694
9694
10694
11694
12694
13694
14694
15694
16694
17694
18694
19694
20694
21694
22694
23694
24694
25694
26793
27793
28793
29793
30793
31793

Chance of precipitation in December

Any precipitation

Cuilo gets around 204 mm of rain over 27.7 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 90% and peaks near 92% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
192
292
392
491
591
691
791
891
991
1091
1191
1291
1390
1490
1590
1690
1790
1889
1989
2089
2189
2289
2388
2488
2588
2687
2787
2887
2987
3087
3187

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the muggy band about 85% of days. Sticky, muggy-or-worse air turns up on roughly 85% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)
101090
201090
301090
401189
501189
601288
701288
801387
901387
1001387
1101486
1201486
1301486
1401585
1501585
1601585
1701684
1801684
1911683
2011782
2111782
2211782
2311782
2411782
2511782
2611782
2711881
2811881
2911881
3001882
3101882

Wind in December

Winds average 6 km/h in December.

Across December, daily wind ranges from about 5 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 12 h 24 min at the start of December to 12 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over December. Sunrise moves from 5:18 AM to 5:31 AM, and sunset from 5:45 PM to 5:59 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:185:45
212.45:195:45
312.55:195:46
412.55:195:46
512.55:205:47
612.55:205:47
712.55:205:48
812.55:215:48
912.55:215:49
1012.55:215:49
1112.55:225:50
1212.55:225:50
1312.55:225:51
1412.55:235:51
1512.55:235:52
1612.55:245:52
1712.55:245:53
1812.55:255:53
1912.55:255:54
2012.55:265:54
2112.55:265:55
2212.55:265:55
2312.55:275:56
2412.55:275:56
2512.55:285:57
2612.55:285:57
2712.55:295:58
2812.55:295:58
2912.55:305:58
3012.55:305:59
3112.55:315:59

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 5 kWh/m² to a high of 5.74 kWh/m² in July across the year — December's 5 kWh/m² sits near the bottom.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
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

Hazard calendar for Cuilo

In seasonPeak

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

Cuilo's rainy season runs September–April, when most of the year's rain falls.

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

Is December a good time to visit Cuilo?

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

3.7
Sightseeing
11th-best month of the year
3.7
Beach & pool
12th-best month of the year

December is a weaker month for outdoor sightseeing in Cuilo.

What to pack for Cuilo in December

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

In December, Cuilo sees daytime highs around 27°C and nights near 18°C. Pack rain gear. Worth having: light clothes and sun protection. About 28 days see rain.

rain gearlight clothessun protection

UV index in Cuilo 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 Cuilo peaks around January 20 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 24 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 highExtremeJan 20UV 16Jul 24UV 7
UV index (midday)Level
Jan16Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May10Very high
Jun8Very high
Jul7Very high
Aug7Very high
Sep11Extreme
Oct14Extreme
Nov12Extreme
Dec13Extreme

Air quality in Cuilo 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 Cuilo is worst in July — around 232 µg/m³ PM2.5 (very unhealthy), about 26.4× the cleanest month (April, 9 µg/m³).

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

0306090120150180210240JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateUnhealthyVery unhealthyUnhealthyModerateGoodJul 17216 µg/m³Nov 229 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb14Moderate
Mar11Good
Apr9Good
May25Moderate
Jun96Unhealthy
Jul232Very unhealthy
Aug104Unhealthy
Sep28Moderate
Oct14Moderate
Nov9Good
Dec10Good
Location & terrain

Where is Cuilo?

Cuilo sits at 8.2°S, 19.5°E, 1,059 m above sea level, in Angola. The nearest listed city is Lubalo, 106 km away.

LubaloLucapaChitatoDundoCafunfoSaurimoCuango-LuzambaCassanguidi

Topography around Cuilo

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

Within 3 km, the terrain around Cuilo has only modest variations in elevation — a maximum elevation change of 87 m around an average of 1,042 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 127 m; within 80 km, significant variations in elevation — a maximum elevation change of 539 m.

The land around Cuilo is covered by grassland (47%), trees (24%) and shrubs (24%) within 3 km, grassland (55%) and trees (29%) within 16 km, and grassland (53%) and trees (41%) within 80 km.

3 km
87 m
16 km
127 m
80 km
539 m
treesshrubsgrasslandartificial surfaceswetland
December weather nearby: Lubalo 106 km · Lucapa 136 km · Chitato 169 km · Dundo 172 km · Cafunfo 178 km · Saurimo 185 km · Cuango-Luzamba 192 km · Cassanguidi 213 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 Cuilo (-8.2362°, 19.5257°, elevation 1,059 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).