Úcua weather in May

In May, Úcua sees average daytime highs of 29°C and overnight lows near 22°C, with 30 mm of rain across 6.3 wet days and about 11.6 hours of daylight. It is the 6th-warmest and 8th-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 34% of the time in May, and the air most often feels oppressive.

Daylight stretches from about 11 h 42 min at the start of May to 11 h 30 min by month's end. Set against the rest of the year, May is Úcua's 4th-clearest and 9th-windiest month. For the whole year in context, see Úcua's year-round climate.

Daytime high
29°
6th warmest
Overnight low
22°
6th coldest
Rainfall
30 mm
6.3 wet days
Daylight
11 h 36 min
6:11 AM – 5:48 PM
Cloud cover
55%
4th clearest
Wind
5 km/h
9th windiest
Solar energy
4.57 kWh/m²
Travel score
5.8
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical May day in Úcua reaches about 29°C in the afternoon and slips back to 22°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 31°C. Set against its neighbours, May runs on par with April and about 1°C warmer than June.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12923
22923
32923
42923
52923
62923
72923
82922
92922
102922
112922
122922
132922
142922
152922
162922
172922
182922
192922
202921
212921
222921
232921
242921
252921
262921
272921
282921
292921
302920
312920

How May really feels in Úcua

Once humidity and wind are folded in, May averages 15 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
15
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Úcua weather by month

How May compares with the rest of the year at a glance. May is the 6th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 22°9613.912.44.3
Feb31° / 23°10312.612.33.9
Mar30° / 23°16319.612.13.5
Apr30° / 23°22824.211.83.3
May29° / 22°306.311.65.8
Jun28° / 19°10.211.57.8
Jul28° / 18°10.111.58.3
Aug28° / 18°4111.77.7
Sep29° / 20°113.511.96.2
Oct29° / 21°421012.25.0
Nov29° / 22°15619.412.43.9
Dec29° / 22°12417.112.54.3

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 34% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 21% of May, with mostly cloudy or overcast conditions the remaining 45%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12674
22872
33070
43367
53664
64060
74159
84456
94753
104951
115248
125446
135644
145941
156040
166139
176337
186337
196436
206436
216535
226535
236535
246634
256634
266634
276733
286733
296931
306931
317030

Chance of precipitation in May

Any precipitation

Úcua gets around 30 mm of rain over 6.3 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 22% and peaks near 58% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
158
255
352
448
545
642
739
836
934
1031
1128
1226
1323
1421
1519
1617
1715
1813
1912
2010
219
227
236
245
254
264
273
283
292
302
312

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the oppressive band about 56% of days. Sticky, muggy-or-worse air turns up on roughly 95% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
104897
205887
306877
407876
509856
6010855
7012835
8114814
9116794
10118774
11220753
12223723
13325702
14328672
15430642
16433621
17436591
18540541
19543511
20647470
21651430
22655390
23757360
24761320
25765280
26867250
27870220
28972190
291173160
301274140
311475110

Wind in May

Winds average 5 km/h in May.

Across May, daily wind ranges from about 4 km/h on the calmest days to 5 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
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 11 h 42 min at the start of May to 11 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over May. Sunrise moves from 6:10 AM to 6:15 AM, and sunset from 5:52 PM to 5:47 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.76:105:52
211.76:105:51
311.76:105:51
411.76:105:51
511.76:105:50
611.76:105:50
711.76:105:50
811.76:105:49
911.66:105:49
1011.66:115:49
1111.66:115:49
1211.66:115:49
1311.66:115:48
1411.66:115:48
1511.66:115:48
1611.66:115:48
1711.66:125:48
1811.66:125:48
1911.66:125:47
2011.66:125:47
2111.66:125:47
2211.66:135:47
2311.66:135:47
2411.66:135:47
2511.66:135:47
2611.66:135:47
2711.66:145:47
2811.56:145:47
2911.56:145:47
3011.56:145:47
3111.56:155:47

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.57 kWh/m².

For context, solar energy here swings from a low near 3.89 kWh/m² to a high of 5.46 kWh/m² in February across the year — May's 4.57 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.4Bright
24.4Bright
34.4Bright
44.4Bright
54.4Bright
64.5Bright
74.5Bright
84.5Bright
94.5Bright
104.5Bright
114.5Bright
124.6Bright
134.6Bright
144.6Bright
154.6Bright
164.6Bright
174.6Bright
184.6Bright
194.6Bright
204.6Bright
214.6Bright
224.6Bright
234.6Bright
244.6Bright
254.6Bright
264.6Bright
274.6Bright
284.6Bright
294.6Bright
304.6Bright
314.6Bright
Planning a trip in May

Hazard calendar for Úcua

In seasonPeak

None of Úcua's seasonal hazards are active in May. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Úcua's monsoon runs February–April, when most of the year's rain falls.

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

Is May a good time to visit Úcua?

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

5.8
Sightseeing
5th-best month of the year
7.5
Beach & pool
5th-best month of the year

May is a reasonable time to visit Úcua for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Úcua in May

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

In May, Úcua sees daytime highs around 29°C and nights near 22°C. Pack light clothes. Worth having: sun protection. About 6 days see rain.

light clothessun protection

UV index in Úcua in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Úcua peaks around March 14 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 14UV 15Aug 11UV 6
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar15Extreme
Apr13Extreme
May9Very high
Jun8Very high
Jul7High
Aug6High
Sep9Very high
Oct12Extreme
Nov12Extreme
Dec12Extreme

Air quality in Úcua in May

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where May falls, not just the annual average.

Air quality in Úcua is worst in June — around 61 µg/m³ PM2.5 (unhealthy), about 2.0× the cleanest month (January, 30 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorUnhealthyPoorModerateJun 2361 µg/m³Jan 2031 µg/m³
PM2.5 (µg/m³)Level
Jan30Moderate
Feb32Moderate
Mar37Poor
Apr41Poor
May46Poor
Jun61Unhealthy
Jul61Unhealthy
Aug50Poor
Sep54Poor
Oct42Poor
Nov32Moderate
Dec34Moderate
Location & terrain

Where is Úcua?

Úcua sits at 8.7°S, 14.2°E, 245 m above sea level, in Angola. The nearest listed city is Piri, 33 km away.

Topography around Úcua

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

Within 3 km, the terrain around Úcua has only modest variations in elevation — a maximum elevation change of 186 m around an average of 256 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 660 m; within 80 km, large variations in elevation — a maximum elevation change of 1,029 m.

The land around Úcua is covered by trees (69%) and grassland (21%) within 3 km, trees (85%) within 16 km, and trees (76%) and grassland (21%) within 80 km.

3 km
186 m
16 km
660 m
80 km
1,029 m
treesshrubsgrasslandartificial surfaceswaterwetland
May weather nearby: Piri 33 km · Pango Aluquém 34 km · Cage Mazumbo 44 km · Mabubas 54 km · Canacassala 55 km · Caxito 55 km · Gombe 60 km · Muxaluando 61 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 Úcua (-8.6516°, 14.1565°, elevation 245 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).