Longonjo weather in May

In May, Longonjo sees average daytime highs of 25°C and overnight lows near 12°C, with 4 mm of rain across 1 wet days and about 11.4 hours of daylight. It is the 5th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 25°C through the month. The sky is clear or mostly clear about 67% of the time in May, and the air most often feels dry.

Daylight stretches from about 11 h 30 min at the start of May to 11 h 18 min by month's end. Set against the rest of the year, May is Longonjo's 4th-clearest and 4th-windiest month. For the whole year in context, see Longonjo's year-round climate.

Daytime high
25°
5th warmest
Overnight low
12°
4th coldest
Rainfall
4 mm
1 wet days
Daylight
11 h 24 min
6:13 AM – 5:37 PM
Cloud cover
28%
4th clearest
Wind
7 km/h
4th windiest
Solar energy
5.71 kWh/m²
Travel score
8.9
out of 10

Longonjo is settlement in Angola.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 25°C through the month.

A typical May day in Longonjo reaches about 25°C in the afternoon and slips back to 12°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 27°C. Set against its neighbours, May runs on par with April and on par with June.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12513
22513
32513
42513
52513
62512
72512
82512
92512
102512
112512
122512
132512
142512
152512
162512
172512
182512
192511
202511
212511
222511
232511
242511
252511
262511
272511
282511
292511
302511
312511

Longonjo weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan24° / 15°20320.312.75.0
Feb24° / 15°19117.912.45.1
Mar24° / 15°22723.912.14.6
Apr25° / 14°8213.411.76.3
May25° / 12°4111.48.9
Jun25° / 0011.39.5
Jul25° / 0011.39.3
Aug28° / 11°10.211.68.3
Sep29° / 13°244.311.96.5
Oct27° / 15°15419.512.35.0
Nov25° / 15°25724.812.64.3
Dec24° / 15°24323.212.74.6

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 67% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 19% of May, with mostly cloudy or overcast conditions the remaining 14%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17426
27624
37822
48020
58119
68317
78416
88416
98614
108713
118713
128713
138812
148812
158812
168812
178812
188812
198911
208911
218911
228812
238812
248812
258812
268911
278911
288911
299010
309010
319010

Chance of precipitation in May

Any precipitation

Longonjo gets around 4 mm of rain over 1 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 4% and peaks near 14% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
114
212
311
410
58
68
77
86
95
105
114
124
133
143
152
162
172
182
191
201
211
221
231
241
251
261
271
281
291
301
311

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the dry band about 88% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
162299
264288
367267
470246
573225
675214
778193
880182
982162
1084151
1186131
1287121
1389101
149190
159280
169370
179460
189550
199640
209640
219730
229730
239730
249730
259820
269820
279820
289820
299910
309910
319910

Wind in May

Winds average 7 km/h in May.

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

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 11 h 30 min at the start of May to 11 h 18 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 6:17 AM, and sunset from 5:43 PM to 5:35 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.56:105:43
211.56:105:42
311.56:105:42
411.56:105:41
511.56:115:41
611.56:115:41
711.56:115:40
811.56:115:40
911.56:115:39
1011.56:125:39
1111.46:125:39
1211.46:125:39
1311.46:125:38
1411.46:135:38
1511.46:135:38
1611.46:135:37
1711.46:135:37
1811.46:145:37
1911.46:145:37
2011.46:145:37
2111.46:145:36
2211.46:155:36
2311.46:155:36
2411.36:155:36
2511.36:165:36
2611.36:165:36
2711.36:165:36
2811.36:165:36
2911.36:175:36
3011.36:175:35
3111.36:175:35

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.71 kWh/m².

For context, solar energy here swings from a low near 5.4 kWh/m² to a high of 6.43 kWh/m² in September across the year — May's 5.71 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.7Bright
45.7Bright
55.8Bright
65.8Bright
75.8Bright
85.8Bright
95.8Bright
105.8Bright
115.8Bright
125.8Bright
135.8Bright
145.8Bright
155.7Bright
165.7Bright
175.7Bright
185.7Bright
195.7Bright
205.7Bright
215.7Bright
225.7Bright
235.7Bright
245.6Bright
255.6Bright
265.6Bright
275.6Bright
285.6Bright
295.6Bright
305.6Bright
315.6Bright
Planning a trip in May

Hazard calendar for Longonjo

In seasonPeak

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

Longonjo'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 May a good time to visit Longonjo?

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

8.9
Sightseeing
3rd-best month of the year
7.9
Beach & pool
5th-best month of the year

May is one of the better times to visit Longonjo for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Longonjo in May

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

In May, Longonjo sees daytime highs around 25°C and nights near 12°C. Worth packing: light clothes and sun protection.

light clothessun protection

UV index in Longonjo in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Longonjo peaks around January 18 at about 17 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 20 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 17Jul 20UV 9
UV index (midday)Level
Jan17Extreme
Feb15Extreme
Mar16Extreme
Apr13Extreme
May11Extreme
Jun10Very high
Jul9Very high
Aug9Very high
Sep11Extreme
Oct13Extreme
Nov14Extreme
Dec14Extreme

Air quality in Longonjo 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 Longonjo is worst in August — around 101 µg/m³ PM2.5 (unhealthy), about 10.6× the cleanest month (January, 10 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateUnhealthyModerateGoodAug 1298 µg/m³Jan 110 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb11Good
Mar12Moderate
Apr14Moderate
May27Moderate
Jun53Poor
Jul87Unhealthy
Aug101Unhealthy
Sep43Poor
Oct19Moderate
Nov11Good
Dec10Good
Location & terrain

Where is Longonjo?

Longonjo sits at 12.9°S, 15.2°E, 1,451 m above sea level, in Angola. The nearest listed city is Ucuma, 21 km away.

Topography around Longonjo

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

Within 3 km, the terrain around Longonjo has significant variations in elevation — a maximum elevation change of 323 m around an average of 1,470 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 981 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,623 m.

The land around Longonjo is covered by cropland (65%) within 3 km, shrubs (30%), cropland (30%) and trees (28%) within 16 km, and cropland (33%), shrubs (25%) and grassland (25%) within 80 km.

3 km
323 m
16 km
981 m
80 km
1,623 m
treesshrubsgrasslandcroplandartificial surfaces
May weather nearby: Ucuma 21 km · Caála 34 km · Ecunna 38 km · Huambo 55 km · Ganda 68 km · Londuimbali 75 km · Balombo 80 km · Alto Hama 82 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 Longonjo (-12.9079°, 15.2485°, elevation 1,451 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).