Yei weather in April

In April, Yei sees average daytime highs of 30°C and overnight lows near 21°C, with 146 mm of rain across 19.7 wet days and about 12.1 hours of daylight. It is the 5th-warmest and 6th-wettest month of the year here.

Highs ease over the month, from about 31°C in the first days to 30°C by the end. The sky is clear or mostly clear about 13% of the time in April, and the air most often feels muggy.

Daylight stretches from about 12 hours at the start of April to 12 h 06 min by month's end. Set against the rest of the year, April is Yei's 11th-clearest and 4th-windiest month. For the whole year in context, see Yei's year-round climate.

Daytime high
30°
5th warmest
Overnight low
21°
10th coldest
Rainfall
146 mm
19.7 wet days
Daylight
12 h 06 min
6:55 AM – 7:00 PM
Cloud cover
74%
11th clearest
Wind
8 km/h
4th windiest
Solar energy
5.75 kWh/m²
Travel score
3.5
out of 10

Yei is City in South Sudan.

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

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 31°C in the first days to 30°C by the end.

A typical April day in Yei reaches about 30°C in the afternoon and slips back to 21°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 33°C. Set against its neighbours, April runs about 2°C cooler than March and about 1°C warmer than May.

15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13222
23122
33122
43122
53122
63122
73122
83122
93121
103121
113121
123121
133121
143121
153121
163021
173021
183021
193021
203021
213021
223021
233021
243021
253021
263021
273021
283021
293021
302921

How April really feels in Yei

Once humidity and wind are folded in, April averages 14 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
14
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.

Yei weather by month

How April compares with the rest of the year at a glance. April is the 5th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 21°10211.84.5
Feb34° / 22°153.511.93.7
Mar33° / 22°6712.1123.4
Apr30° / 21°14619.712.13.5
May29° / 20°15521.612.24.0
Jun28° / 19°14321.812.24.4
Jul27° / 19°18324.612.24.3
Aug27° / 19°19926.912.14.0
Sep28° / 19°17824.4124.1
Oct28° / 19°22525.911.93.8
Nov29° / 20°1231611.84.6
Dec31° / 20°21411.85.3

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 13% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 14% of April, with mostly cloudy or overcast conditions the remaining 74%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13070
22971
32872
42872
52872
62872
72872
82773
92674
102773
112773
122674
132674
142674
152674
162674
172674
182674
192674
202674
212674
222674
232674
242674
252674
262674
272674
282674
292674
302773

Chance of precipitation in April

Any precipitation

Yei gets around 146 mm of rain over 19.7 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 65% and peaks near 70% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
152
253
354
456
557
658
760
861
963
1064
1165
1266
1367
1468
1568
1669
1769
1869
1970
2070
2170
2270
2370
2470
2570
2670
2770
2870
2970
3070

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 81% of days. Sticky, muggy-or-worse air turns up on roughly 81% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
12734570
22633590
31632610
41630630
51628650
61526680
71524700
81523710
91421740
101419760
110318790
120217801
130216811
140215821
150114841
160113851
170112861
180011881
190011881
200010891
21009901
22009901
23008911
24008911
25008911
26007921
27007921
28006931
29006931
30005941

Wind in April

Winds average 8 km/h in April.

Across April, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 hours at the start of April to 12 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over April. Sunrise moves from 7:01 AM to 6:50 AM, and sunset from 7:03 PM to 6:59 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.07:017:03
212.07:017:03
312.07:007:03
412.07:007:02
512.06:597:02
612.16:597:02
712.16:587:02
812.16:587:02
912.16:587:01
1012.16:577:01
1112.16:577:01
1212.16:567:01
1312.16:567:01
1412.16:567:01
1512.16:557:00
1612.16:557:00
1712.16:547:00
1812.16:547:00
1912.16:547:00
2012.16:537:00
2112.16:537:00
2212.16:536:59
2312.16:526:59
2412.16:526:59
2512.16:526:59
2612.16:526:59
2712.16:516:59
2812.16:516:59
2912.16:516:59
3012.16:506:59

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.75 kWh/m².

For context, solar energy here swings from a low near 5 kWh/m² to a high of 6.1 kWh/m² in February across the year — April's 5.75 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.8Bright
45.8Bright
55.8Bright
65.8Bright
75.8Bright
85.8Bright
95.8Bright
105.8Bright
115.8Bright
125.8Bright
135.8Bright
145.8Bright
155.8Bright
165.8Bright
175.8Bright
185.8Bright
195.7Bright
205.7Bright
215.7Bright
225.7Bright
235.7Bright
245.7Bright
255.6Bright
265.6Bright
275.6Bright
285.6Bright
295.6Bright
305.6Bright
Planning a trip in April

Hazard calendar for Yei

In seasonPeak

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

Yei's rainy season runs April–November, 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 Yei?

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

3.5
Sightseeing
11th-best month of the year
5.0
Beach & pool
7th-best month of the year

April is a weaker month for outdoor sightseeing in Yei.

What to pack for Yei in April

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

In April, Yei sees daytime highs around 30°C and nights near 21°C. Pack light clothes and rain gear. Worth having: sun protection. About 20 days see rain.

light clothesrain gearsun protection

UV index in Yei 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 Yei peaks around March 17 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 10 (extreme).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 17UV 15Dec 15UV 10
UV index (midday)Level
Jan11Extreme
Feb14Extreme
Mar15Extreme
Apr14Extreme
May12Extreme
Jun10Extreme
Jul11Extreme
Aug12Extreme
Sep13Extreme
Oct13Extreme
Nov10Extreme
Dec10Very high

Air quality in Yei 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 Yei is worst in January — around 101 µg/m³ PM2.5 (unhealthy), about 7.6× the cleanest month (October, 13 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyModeratePoorJan 1795 µg/m³Oct 1114 µg/m³
PM2.5 (µg/m³)Level
Jan101Unhealthy
Feb55Poor
Mar27Moderate
Apr15Moderate
May14Moderate
Jun21Moderate
Jul22Moderate
Aug17Moderate
Sep14Moderate
Oct13Moderate
Nov18Moderate
Dec49Poor
Location & terrain

Where is Yei?

Yei sits at 4.1°N, 30.7°E, 836 m above sea level, in South Sudan. The nearest listed city is Koboko, 82 km away.

KobokoYumbeAruaMoyoJubaAruAdjumaniWatsa

Topography around Yei

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

Within 3 km, the terrain around Yei has only modest variations in elevation — a maximum elevation change of 62 m around an average of 824 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 156 m; within 80 km, large variations in elevation — a maximum elevation change of 1,060 m.

The land around Yei is covered by shrubs (46%) and trees (21%) within 3 km, shrubs (51%) and grassland (34%) within 16 km, and shrubs (50%) and trees (34%) within 80 km.

3 km
62 m
16 km
156 m
80 km
1,060 m
treesshrubsgrasslandcroplandartificial surfaces
April weather nearby: Koboko 82 km · Yumbe 94 km · Arua 122 km · Moyo 126 km · Juba 131 km · Aru 138 km · Adjumani 147 km · Watsa 173 km

South Sudan travel facts

Travel advisory
Level 4
Do Not Travel
Prices
≈ 6% of US
price level, 2021
GDP per capita
$1,080
2015
Happiness
2.8 / 10
World Happiness, 2019
Homicide rate
14
per 100k, 2012
Road deaths
36.7
per 100k/yr, 2019
Income group
Low
World Bank
Religion
Christian 61%folk religion 33%Muslim 6%

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 Yei (4.0944°, 30.6764°, elevation 836 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).