Yambio weather in May

In May, Yambio sees average daytime highs of 29°C and overnight lows near 22°C, with 183 mm of rain across 24.7 wet days and about 12.2 hours of daylight. It is the 7th-warmest and 5th-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 10% of the time in May, and the air most often feels oppressive.

Daylight stretches from about 12 h 12 min at the start of May to 12 h 12 min by month's end. Set against the rest of the year, May is Yambio's 10th-clearest and 7th-windiest month. For the whole year in context, see Yambio's year-round climate.

Daytime high: 29°; 7th warmest
Overnight low: 22°; 8th coldest
Rainfall: 183 mm; 24.7 wet days
Daylight: 12 h 12 min; 6:56 AM – 7:09 PM
Cloud cover: 75%; 10th clearest
Wind: 6 km/h; 7th windiest
Solar energy: 5.39 kWh/m²
Travel score: 3.5; out of 10

Yambio is human settlement in South Sudan.

Founded: 1800

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

← April Yambio year-round climate June →Best places to visit in May

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

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 Yambio 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 about 1°C cooler than April and about 1°C warmer than June.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
Avg high (°C)	29	29	29	29	29	29	29	29	29	29	29	29	29	29	29	29	29	29	29	29	29	29	29	29	29	29	29	29	29	29	29
Avg low (°C)	22	22	22	22	22	22	22	22	22	22	22	22	22	22	22	22	22	22	22	22	22	22	21	21	21	21	21	21	21	21	21

	Avg high (°C)	Avg low (°C)
1	29	22
2	29	22
3	29	22
4	29	22
5	29	22
6	29	22
7	29	22
8	29	22
9	29	22
10	29	22
11	29	22
12	29	22
13	29	22
14	29	22
15	29	22
16	29	22
17	29	22
18	29	22
19	29	22
20	29	22
21	29	22
22	29	22
23	29	21
24	29	21
25	29	21
26	29	21
27	29	21
28	29	21
29	29	21
30	29	21
31	29	21

How May really feels in Yambio

Once humidity and wind are folded in, May averages 17 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

heat index over the day's high

Days feeling ≤ 0°C

wind chill below the day's low

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

Yambio weather by month

How May compares with the rest of the year at a glance. May is the 7th-warmest and 5th-wettest month here — the current month is highlighted below.

Month	High / Low (°C)	Rainfall (mm)	Wet days	Daylight (hours)	Travel score
Jan	34° / 22°	13	2.4	11.8	3.6
Feb	34° / 23°	24	4.8	11.9	3.0
Mar	33° / 23°	100	15	12	3.0
Apr	30° / 22°	188	22.5	12.1	3.2
May	29° / 22°	183	24.7	12.2	3.5
Jun	28° / 21°	151	24.2	12.3	3.9
Jul	28° / 20°	163	25.3	12.2	4.1
Aug	28° / 20°	189	26	12.1	3.8
Sep	29° / 21°	190	26.1	12	3.5
Oct	29° / 21°	236	27.9	11.9	3.3
Nov	30° / 21°	119	17.1	11.8	4.1
Dec	32° / 21°	21	3.8	11.7	4.6

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

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

Beyond those clear spells, partly cloudy skies cover about 17% of May, with mostly cloudy or overcast conditions the remaining 73%.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
Clearer (%)	23	23	23	24	24	24	24	24	25	26	26	26	26	27	27	27	27	28	28	28	28	28	29	28	29	29	30	31	31	32	32
Cloudier (%)	77	77	77	76	76	76	76	76	75	74	74	74	74	73	73	73	73	72	72	72	72	72	71	72	71	71	70	69	69	68	68

	Clearer (%)	Cloudier (%)
1	23	77
2	23	77
3	23	77
4	24	76
5	24	76
6	24	76
7	24	76
8	24	76
9	25	75
10	26	74
11	26	74
12	26	74
13	26	74
14	27	73
15	27	73
16	27	73
17	27	73
18	28	72
19	28	72
20	28	72
21	28	72
22	28	72
23	29	71
24	28	72
25	29	71
26	29	71
27	30	70
28	31	69
29	31	69
30	32	68
31	32	68

Chance of precipitation in May

Any precipitation

Yambio gets around 183 mm of rain over 24.7 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 79% and peaks near 83% on the wettest days. The odds climb toward the end of the month.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
Rain chance (%)	75	75	75	75	76	76	76	76	77	77	77	78	78	78	79	79	80	80	81	81	82	82	83	83	83	83	83	83	83	82	82

	Rain chance (%)
1	75
2	75
3	75
4	75
5	76
6	76
7	76
8	76
9	77
10	77
11	77
12	78
13	78
14	78
15	79
16	79
17	80
18	80
19	81
20	81
21	82
22	82
23	83
24	83
25	83
26	83
27	83
28	83
29	83
30	82
31	82

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 73% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
Muggy (%)	28	27	27	26	26	26	25	25	25	24	24	24	24	24	24	24	24	25	25	25	26	26	27	28	29	30	31	32	33	35	36
Oppressive (%)	72	73	73	74	74	74	75	75	75	76	76	76	76	76	76	76	76	75	75	75	74	74	73	72	71	70	69	68	67	65	64

	Muggy (%)	Oppressive (%)
1	28	72
2	27	73
3	27	73
4	26	74
5	26	74
6	26	74
7	25	75
8	25	75
9	25	75
10	24	76
11	24	76
12	24	76
13	24	76
14	24	76
15	24	76
16	24	76
17	24	76
18	25	75
19	25	75
20	25	75
21	26	74
22	26	74
23	27	73
24	28	72
25	29	71
26	30	70
27	31	69
28	32	68
29	33	67
30	35	65
31	36	64

Wind in May

Winds average 6 km/h in May.

Across May, daily wind ranges from about 5 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
Wind speed (km/h)	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	5	5	5	5	5	5	5	5	5	5	5
Feels	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm

	Wind speed (km/h)	Feels
1	6	calm
2	6	calm
3	6	calm
4	6	calm
5	6	calm
6	6	calm
7	6	calm
8	6	calm
9	6	calm
10	6	calm
11	6	calm
12	6	calm
13	6	calm
14	6	calm
15	6	calm
16	6	calm
17	6	calm
18	6	calm
19	6	calm
20	6	calm
21	5	calm
22	5	calm
23	5	calm
24	5	calm
25	5	calm
26	5	calm
27	5	calm
28	5	calm
29	5	calm
30	5	calm
31	5	calm

Sunrise & sunset in May

DaylightNight

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

Days grow by about 0 minutes over May. Sunrise moves from 6:59 AM to 6:57 AM, and sunset from 7:08 PM to 7:11 PM.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
Daylight (h)	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2	12.2
Sunrise (AM)	6:59	6:59	6:58	6:58	6:58	6:58	6:58	6:57	6:57	6:57	6:57	6:57	6:57	6:57	6:57	6:56	6:56	6:56	6:56	6:56	6:56	6:56	6:56	6:56	6:56	6:56	6:56	6:56	6:56	6:56	6:57
Sunset (PM)	7:08	7:08	7:08	7:08	7:08	7:08	7:08	7:08	7:08	7:08	7:08	7:09	7:09	7:09	7:09	7:09	7:09	7:09	7:09	7:09	7:09	7:10	7:10	7:10	7:10	7:10	7:10	7:11	7:11	7:11	7:11

	Daylight (h)	Sunrise (AM)	Sunset (PM)
1	12.2	6:59	7:08
2	12.2	6:59	7:08
3	12.2	6:58	7:08
4	12.2	6:58	7:08
5	12.2	6:58	7:08
6	12.2	6:58	7:08
7	12.2	6:58	7:08
8	12.2	6:57	7:08
9	12.2	6:57	7:08
10	12.2	6:57	7:08
11	12.2	6:57	7:08
12	12.2	6:57	7:09
13	12.2	6:57	7:09
14	12.2	6:57	7:09
15	12.2	6:57	7:09
16	12.2	6:56	7:09
17	12.2	6:56	7:09
18	12.2	6:56	7:09
19	12.2	6:56	7:09
20	12.2	6:56	7:09
21	12.2	6:56	7:09
22	12.2	6:56	7:10
23	12.2	6:56	7:10
24	12.2	6:56	7:10
25	12.2	6:56	7:10
26	12.2	6:56	7:10
27	12.2	6:56	7:10
28	12.2	6:56	7:11
29	12.2	6:56	7:11
30	12.2	6:56	7:11
31	12.2	6:57	7:11

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.39 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 — May's 5.39 kWh/m² falls in the middle.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
Solar energy (kWh/m²)	5.5	5.4	5.4	5.4	5.4	5.4	5.4	5.4	5.4	5.4	5.4	5.4	5.4	5.4	5.4	5.4	5.4	5.4	5.4	5.4	5.4	5.4	5.4	5.3	5.3	5.3	5.3	5.3	5.3	5.2	5.2
Level	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright

	Solar energy (kWh/m²)	Level
1	5.5	Bright
2	5.4	Bright
3	5.4	Bright
4	5.4	Bright
5	5.4	Bright
6	5.4	Bright
7	5.4	Bright
8	5.4	Bright
9	5.4	Bright
10	5.4	Bright
11	5.4	Bright
12	5.4	Bright
13	5.4	Bright
14	5.4	Bright
15	5.4	Bright
16	5.4	Bright
17	5.4	Bright
18	5.4	Bright
19	5.4	Bright
20	5.4	Bright
21	5.4	Bright
22	5.4	Bright
23	5.4	Bright
24	5.3	Bright
25	5.3	Bright
26	5.3	Bright
27	5.3	Bright
28	5.3	Bright
29	5.3	Bright
30	5.2	Bright
31	5.2	Bright

Planning a trip in May

Is May a good time to visit Yambio?

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

3.5

Sightseeing

7th-best month of the year

4.6

Beach & pool

7th-best month of the year

May is a weaker month for outdoor sightseeing in Yambio.

What to pack for Yambio in May

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

In May, Yambio sees daytime highs around 29°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 25 days see rain.

light clothesrain gearsun protection

UV index in Yambio in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Yambio peaks around March 22 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 10 (very high).

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

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
UV index (midday)	10	11	14	13	12	11	10	13	13	13	10	10
Level	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Very high

	UV index (midday)	Level
Jan	10	Extreme
Feb	11	Extreme
Mar	14	Extreme
Apr	13	Extreme
May	12	Extreme
Jun	11	Extreme
Jul	10	Extreme
Aug	13	Extreme
Sep	13	Extreme
Oct	13	Extreme
Nov	10	Extreme
Dec	10	Very high

Air quality in Yambio 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 Yambio is worst in January — around 88 µg/m³ PM2.5 (unhealthy), about 11.5× the cleanest month (October, 8 µg/m³).

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

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
PM2.5 (µg/m³)	88	75	37	14	10	15	16	11	9	8	17	71
Level	Unhealthy	Unhealthy	Poor	Moderate	Good	Moderate	Moderate	Good	Good	Good	Moderate	Unhealthy

	PM2.5 (µg/m³)	Level
Jan	88	Unhealthy
Feb	75	Unhealthy
Mar	37	Poor
Apr	14	Moderate
May	10	Good
Jun	15	Moderate
Jul	16	Moderate
Aug	11	Good
Sep	9	Good
Oct	8	Good
Nov	17	Moderate
Dec	71	Unhealthy

Location & terrain

Where is Yambio?

Yambio sits at 4.6°N, 28.4°E, 655 m above sea level, in South Sudan. The nearest listed city is Bakwa, 121 km away.

Topography around Yambio

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

Within 3 km, the terrain around Yambio has only modest variations in elevation — a maximum elevation change of 51 m around an average of 652 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 131 m; within 80 km, significant variations in elevation — a maximum elevation change of 361 m.

The land around Yambio is covered by trees (36%), shrubs (24%) and grassland (21%) within 3 km, trees (45%) and shrubs (44%) within 16 km, and trees (73%) and shrubs (22%) within 80 km.

3 km

51 m

trees 36%

16 km

131 m

trees 45%

80 km

361 m

trees 73%

treesshrubsgrasslandartificial surfaces

← April Yambio year-round climate June →Best places to visit in May

May weather nearby: Bakwa 121 km · Watsa 212 km · Isiro 218 km · Yei 259 km · Wamba 273 km · Rumbek 286 km · Tonj 302 km · Koboko 312 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

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 Yambio (4.5708°, 28.3942°, elevation 655 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).

	Avg high (°C)	Avg low (°C)
1	29	22
2	29	22
3	29	22
4	29	22
5	29	22
6	29	22
7	29	22
8	29	22
9	29	22
10	29	22
11	29	22
12	29	22
13	29	22
14	29	22
15	29	22
16	29	22
17	29	22
18	29	22
19	29	22
20	29	22
21	29	22
22	29	22
23	29	21
24	29	21
25	29	21
26	29	21
27	29	21
28	29	21
29	29	21
30	29	21
31	29	21

	Clearer (%)	Cloudier (%)
1	23	77
2	23	77
3	23	77
4	24	76
5	24	76
6	24	76
7	24	76
8	24	76
9	25	75
10	26	74
11	26	74
12	26	74
13	26	74
14	27	73
15	27	73
16	27	73
17	27	73
18	28	72
19	28	72
20	28	72
21	28	72
22	28	72
23	29	71
24	28	72
25	29	71
26	29	71
27	30	70
28	31	69
29	31	69
30	32	68
31	32	68

	Rain chance (%)
1	75
2	75
3	75
4	75
5	76
6	76
7	76
8	76
9	77
10	77
11	77
12	78
13	78
14	78
15	79
16	79
17	80
18	80
19	81
20	81
21	82
22	82
23	83
24	83
25	83
26	83
27	83
28	83
29	83
30	82
31	82

	Muggy (%)	Oppressive (%)
1	28	72
2	27	73
3	27	73
4	26	74
5	26	74
6	26	74
7	25	75
8	25	75
9	25	75
10	24	76
11	24	76
12	24	76
13	24	76
14	24	76
15	24	76
16	24	76
17	24	76
18	25	75
19	25	75
20	25	75
21	26	74
22	26	74
23	27	73
24	28	72
25	29	71
26	30	70
27	31	69
28	32	68
29	33	67
30	35	65
31	36	64

	Avg high (°C)	Avg low (°C)
1	29	22
2	29	22
3	29	22
4	29	22
5	29	22
6	29	22
7	29	22
8	29	22
9	29	22
10	29	22
11	29	22
12	29	22
13	29	22
14	29	22
15	29	22
16	29	22
17	29	22
18	29	22
19	29	22
20	29	22
21	29	22
22	29	22
23	29	21
24	29	21
25	29	21
26	29	21
27	29	21
28	29	21
29	29	21
30	29	21
31	29	21

	Clearer (%)	Cloudier (%)
1	23	77
2	23	77
3	23	77
4	24	76
5	24	76
6	24	76
7	24	76
8	24	76
9	25	75
10	26	74
11	26	74
12	26	74
13	26	74
14	27	73
15	27	73
16	27	73
17	27	73
18	28	72
19	28	72
20	28	72
21	28	72
22	28	72
23	29	71
24	28	72
25	29	71
26	29	71
27	30	70
28	31	69
29	31	69
30	32	68
31	32	68

	Rain chance (%)
1	75
2	75
3	75
4	75
5	76
6	76
7	76
8	76
9	77
10	77
11	77
12	78
13	78
14	78
15	79
16	79
17	80
18	80
19	81
20	81
21	82
22	82
23	83
24	83
25	83
26	83
27	83
28	83
29	83
30	82
31	82

	Muggy (%)	Oppressive (%)
1	28	72
2	27	73
3	27	73
4	26	74
5	26	74
6	26	74
7	25	75
8	25	75
9	25	75
10	24	76
11	24	76
12	24	76
13	24	76
14	24	76
15	24	76
16	24	76
17	24	76
18	25	75
19	25	75
20	25	75
21	26	74
22	26	74
23	27	73
24	28	72
25	29	71
26	30	70
27	31	69
28	32	68
29	33	67
30	35	65
31	36	64

	Avg high (°C)	Avg low (°C)
1	29	22
2	29	22
3	29	22
4	29	22
5	29	22
6	29	22
7	29	22
8	29	22
9	29	22
10	29	22
11	29	22
12	29	22
13	29	22
14	29	22
15	29	22
16	29	22
17	29	22
18	29	22
19	29	22
20	29	22
21	29	22
22	29	22
23	29	21
24	29	21
25	29	21
26	29	21
27	29	21
28	29	21
29	29	21
30	29	21
31	29	21

	Clearer (%)	Cloudier (%)
1	23	77
2	23	77
3	23	77
4	24	76
5	24	76
6	24	76
7	24	76
8	24	76
9	25	75
10	26	74
11	26	74
12	26	74
13	26	74
14	27	73
15	27	73
16	27	73
17	27	73
18	28	72
19	28	72
20	28	72
21	28	72
22	28	72
23	29	71
24	28	72
25	29	71
26	29	71
27	30	70
28	31	69
29	31	69
30	32	68
31	32	68

	Rain chance (%)
1	75
2	75
3	75
4	75
5	76
6	76
7	76
8	76
9	77
10	77
11	77
12	78
13	78
14	78
15	79
16	79
17	80
18	80
19	81
20	81
21	82
22	82
23	83
24	83
25	83
26	83
27	83
28	83
29	83
30	82
31	82

	Muggy (%)	Oppressive (%)
1	28	72
2	27	73
3	27	73
4	26	74
5	26	74
6	26	74
7	25	75
8	25	75
9	25	75
10	24	76
11	24	76
12	24	76
13	24	76
14	24	76
15	24	76
16	24	76
17	24	76
18	25	75
19	25	75
20	25	75
21	26	74
22	26	74
23	27	73
24	28	72
25	29	71
26	30	70
27	31	69
28	32	68
29	33	67
30	35	65
31	36	64