Cuilo weather in April

In April, Cuilo sees average daytime highs of 28°C and overnight lows near 18°C, with 142 mm of rain across 20.1 wet days and about 11.8 hours of daylight. It is the 6th-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 10% of the time in April, and the air most often feels muggy.

Daylight stretches from about 11 h 54 min at the start of April to 11 h 42 min by month's end. Set against the rest of the year, April is Cuilo's 6th-clearest and 7th-windiest month. For the whole year in context, see Cuilo's year-round climate.

Daytime high
28°
6th warmest
Overnight low
18°
9th coldest
Rainfall
142 mm
20.1 wet days
Daylight
11 h 48 min
5:48 AM – 5:37 PM
Cloud cover
74%
6th clearest
Wind
6 km/h
7th windiest
Solar energy
5.14 kWh/m²
Travel score
4.6
out of 10

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 28°C through the month.

A typical April day in Cuilo reaches about 28°C in the afternoon and slips back to 18°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 29°C. Set against its neighbours, April runs on par with March and about 2°C cooler than May.

15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12718
22718
32718
42718
52718
62718
72718
82718
92718
102718
112818
122818
132818
142818
152818
162818
172818
182818
192818
202818
212818
222818
232818
242818
252818
262818
272818
282818
292918
302918

Cuilo weather by month

How April compares with the rest of the year at a glance. April is the 6th-warmest and 7th-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 April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 10% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 16% of April, with mostly cloudy or overcast conditions the remaining 74%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
11684
21684
31783
41783
51882
61981
71981
81981
91981
102179
112278
122278
132278
142377
152476
162476
172476
182773
192872
202971
213169
223268
233466
243565
253664
263862
273961
284060
294258
304456

Chance of precipitation in April

Any precipitation

Cuilo gets around 142 mm of rain over 20.1 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 66% and peaks near 84% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
184
284
383
483
582
681
781
880
979
1078
1177
1276
1374
1473
1572
1670
1768
1866
1964
2062
2159
2256
2353
2450
2548
2645
2742
2839
2937
3034

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the muggy band about 74% of days. Sticky, muggy-or-worse air turns up on roughly 74% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1009901
2009910
30010900
40010900
50011890
60012880
70013870
80013870
90014860
100015850
110016840
120017830
130117820
140118810
150119800
160120790
170221770
180222760
190324730
200425710
211527670
221628650
231730620
241831600
252933560
2621034540
2721235510
2831335490
2941436460
3051636440

Wind in April

Winds average 6 km/h in April.

Across April, daily wind ranges from about 5 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
15calm
25calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
277calm
287calm
297calm
307calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 11 h 54 min at the start of April to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over April. Sunrise moves from 5:49 AM to 5:48 AM, and sunset from 5:45 PM to 5:31 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.95:495:45
211.95:495:44
311.95:485:43
411.95:485:43
511.95:485:42
611.95:485:42
711.95:485:41
811.95:485:41
911.95:485:40
1011.95:485:40
1111.95:485:39
1211.85:485:39
1311.85:485:38
1411.85:485:38
1511.85:485:37
1611.85:485:37
1711.85:485:36
1811.85:475:36
1911.85:475:35
2011.85:475:35
2111.85:475:34
2211.85:475:34
2311.85:475:34
2411.85:475:33
2511.85:475:33
2611.75:475:32
2711.75:485:32
2811.75:485:32
2911.75:485:31
3011.75:485:31

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.14 kWh/m².

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 — April's 5.14 kWh/m² sits near the bottom.

0246151015202530
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
135.1Bright
145.1Bright
155.1Bright
165.1Bright
175.1Bright
185.2Bright
195.2Bright
205.2Bright
215.2Bright
225.2Bright
235.3Bright
245.3Bright
255.3Bright
265.3Bright
275.3Bright
285.3Bright
295.4Bright
305.4Bright
Planning a trip in April

Hazard calendar for Cuilo

In seasonPeak

In April, 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 April a good time to visit Cuilo?

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

4.6
Sightseeing
5th-best month of the year
5.1
Beach & pool
6th-best month of the year

April is a reasonable time to visit Cuilo for sightseeing.

What to pack for Cuilo in April

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

In April, Cuilo sees daytime highs around 28°C and nights near 18°C. Pack light clothes and rain gear. Worth having: sun protection. About 20 days see rain.

light clothesrain gearsun protection

UV index in Cuilo in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 14 (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 April

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where April 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
April 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).