Calumbo weather in April

In April, Calumbo sees average daytime highs of 31°C and overnight lows near 24°C, with 129 mm of rain across 16.7 wet days and about 11.8 hours of daylight. It is the 6th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 6% of the time in April, and the air most often feels oppressive.

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 Calumbo's 12th-clearest and 12th-windiest month. For the whole year in context, see Calumbo's year-round climate.

Daytime high
31°
6th warmest
Overnight low
24°
11th coldest
Rainfall
129 mm
16.7 wet days
Daylight
11 h 48 min
6:13 AM – 6:00 PM
Cloud cover
80%
12th clearest
Wind
6 km/h
12th windiest
Solar energy
4.52 kWh/m²
Travel score
3.5
out of 10

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical April day in Calumbo reaches about 31°C in the afternoon and slips back to 24°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 33°C. Set against its neighbours, April runs about 1°C cooler than March and on par with May.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13124
23124
33124
43124
53124
63124
73124
83124
93124
103124
113124
123124
133124
143124
153124
163124
173124
183124
193124
203124
213124
223124
233124
243124
253124
263124
273124
283124
293124
303123

How April really feels in Calumbo

Once humidity and wind are folded in, April averages 30 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
30
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in April is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Calumbo weather by month

How April compares with the rest of the year at a glance. April is the 6th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 23°7110.312.53.7
Feb33° / 23°7210.712.33.4
Mar32° / 24°11615.912.13.2
Apr31° / 24°12916.711.83.5
May31° / 22°12211.65.2
Jun30° / 19°0011.56.7
Jul28° / 18°0011.57.5
Aug29° / 18°20.211.77.0
Sep30° / 20°61.411.95.9
Oct30° / 22°184.212.25.1
Nov31° / 23°6712.112.44.1
Dec31° / 23°6911.612.53.9

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 6% of the time in April, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 12% of April, with mostly cloudy or overcast conditions the remaining 83%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
11585
21585
31585
41684
51684
61684
71684
81783
91783
101684
111684
121684
131684
141684
151684
161585
171585
181585
191585
201585
211585
221585
231882
241882
252080
262179
272377
282575
292872
302971

Chance of precipitation in April

Any precipitation

Calumbo gets around 129 mm of rain over 16.7 wet days in April, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 54% and peaks near 63% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
157
258
358
459
560
661
762
862
963
1063
1163
1263
1363
1462
1562
1661
1760
1858
1957
2054
2152
2250
2347
2444
2542
2639
2736
2833
2931
3028

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the oppressive band about 62% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Muggy (%)Oppressive (%)Miserable (%)
156629
256530
366331
466232
566133
666034
765935
865836
965737
1065638
1165638
1265638
1365539
1455639
1555639
1645739
1745838
1845838
1936037
2036136
2136235
2236433
2336532
2436730
2546729
2646927
2757025
2857124
2967222
3077320

Wind in April

Winds average 6 km/h in April, the calmest month.

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

0246810151015202530
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm

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 6:13 AM to 6:13 AM, and sunset from 6:09 PM to 5:54 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:136:09
211.96:136:08
311.96:136:08
411.96:136:07
511.96:136:06
611.96:136:06
711.96:136:05
811.96:136:05
911.96:136:04
1011.86:136:04
1111.86:136:03
1211.86:136:03
1311.86:136:02
1411.86:136:02
1511.86:136:01
1611.86:136:00
1711.86:136:00
1811.86:135:59
1911.86:135:59
2011.86:135:59
2111.86:135:58
2211.86:135:58
2311.76:135:57
2411.76:135:57
2511.76:135:56
2611.76:135:56
2711.76:135:55
2811.76:135:55
2911.76:135:55
3011.76:135:54

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.52 kWh/m².

For context, solar energy here swings from a low near 4.23 kWh/m² to a high of 5.56 kWh/m² in February across the year — April's 4.52 kWh/m² sits near the bottom.

024151015202530
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.8Bright
44.8Bright
54.8Bright
64.7Bright
74.7Bright
84.7Bright
94.7Bright
104.7Bright
114.6Bright
124.6Bright
134.6Bright
144.6Bright
154.5Bright
164.5Bright
174.5Bright
184.5Bright
194.5Bright
204.5Bright
214.5Bright
224.4Bright
234.4Bright
244.4Bright
254.4Bright
264.4Bright
274.5Bright
284.5Bright
294.5Bright
304.5Bright
Planning a trip in April

Hazard calendar for Calumbo

In seasonPeak

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

Calumbo's rainy season runs November–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 Calumbo?

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

3.5
Sightseeing
10th-best month of the year
5.4
Beach & pool
11th-best month of the year

April is a weaker month for outdoor sightseeing in Calumbo.

What to pack for Calumbo in April

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

In April, Calumbo sees daytime highs around 31°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 17 days see rain.

light clothesrain gearsun protection

Sea temperature near Calumbo in April

The nearest coast averages about 27°C in April — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 41 km away) is warmest in March at about 28°C and coldest in August near 20°C.

The water stays above 20°C all year — warm enough for a swim any month.

20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan26Warm
Feb27Warm
Mar28Warm
Apr27Warm
May25Warm
Jun23Refreshing
Jul21Refreshing
Aug20Refreshing
Sep21Refreshing
Oct24Refreshing
Nov26Warm
Dec26Warm

UV index in Calumbo in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April 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 Calumbo peaks around March 12 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 highHighVery highExtremeMar 12UV 15Aug 11UV 6
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar15Extreme
Apr13Extreme
May9Very high
Jun7Very high
Jul6High
Aug6High
Sep10Very high
Oct11Extreme
Nov12Extreme
Dec12Extreme

Air quality in Calumbo 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 Calumbo is worst in July — around 47 µg/m³ PM2.5 (poor), about 2.1× the cleanest month (January, 23 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateJul 1847 µg/m³Jan 1923 µg/m³
PM2.5 (µg/m³)Level
Jan23Moderate
Feb24Moderate
Mar29Moderate
Apr34Moderate
May35Moderate
Jun41Poor
Jul47Poor
Aug43Poor
Sep32Moderate
Oct27Moderate
Nov25Moderate
Dec26Moderate
Location & terrain

Where is Calumbo?

Calumbo sits at 9.1°S, 13.4°E, 15 m above sea level, in Angola. The nearest listed city is Zango, 15 km away.

Topography around Calumbo

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

Within 3 km, the terrain around Calumbo has only modest variations in elevation — a maximum elevation change of 106 m around an average of 20 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 182 m; within 80 km, significant variations in elevation — a maximum elevation change of 257 m.

The land around Calumbo is covered by wetland (42%) and grassland (41%) within 3 km, grassland (54%) and wetland (20%) within 16 km, and water (32%), grassland (31%) and trees (28%) within 80 km.

3 km
106 m
16 km
182 m
80 km
257 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetland
April weather nearby: Zango 15 km · Vila Flor 22 km · Viana 27 km · Camama 29 km · Mulenvos 33 km · Nova Vida 34 km · Golfe 36 km · Benfica 36 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 Calumbo (-9.1469°, 13.4194°, elevation 15 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).