Bor weather in January

In January, Bor sees average daytime highs of 36°C and overnight lows near 25°C, with 3 mm of rain across 0.6 wet days and about 11.7 hours of daylight. It is the 3rd-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 36°C through the month. The sky is clear or mostly clear about 47% of the time in January, and the air most often feels dry.

Daylight stretches from about 11 h 36 min at the start of January to 11 h 42 min by month's end. Set against the rest of the year, January is Bor's 2nd-clearest and 1st-windiest month. For the whole year in context, see Bor's year-round climate.

Daytime high
36°
3rd warmest
Overnight low
25°
8th coldest
Rainfall
3 mm
0.6 wet days
Daylight
11 h 42 min
7:13 AM – 6:53 PM
Cloud cover
46%
2nd clearest
Wind
10 km/h
1st windiest
Solar energy
5.96 kWh/m²
Travel score
2.3
out of 10

Bor is city in South Sudan.

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

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 36°C through the month.

A typical January day in Bor reaches about 36°C in the afternoon and slips back to 25°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 33°C and 39°C. Set against its neighbours, January runs about 1°C warmer than December and about 2°C cooler than February.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13624
23624
33624
43624
53624
63624
73624
83624
93624
103624
113624
123624
133624
143624
153624
163625
173625
183625
193625
203625
213625
223725
233725
243725
253725
263725
273725
283725
293725
303725
313725

How January really feels in Bor

Once humidity and wind are folded in, January averages 31 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
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Bor weather by month

How January compares with the rest of the year at a glance. January is the 3rd-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan36° / 25°30.611.72.3
Feb38° / 26°41.311.81.4
Mar38° / 27°234.6121.3
Apr35° / 26°6511.912.12.1
May33° / 25°12617.912.33.0
Jun31° / 24°12218.512.43.6
Jul30° / 23°14121.512.33.7
Aug30° / 23°14021.512.23.7
Sep31° / 23°12117123.9
Oct31° / 23°13518.911.93.5
Nov33° / 24°449.511.73.6
Dec35° / 24°71.511.63.1

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 47% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 19% of January, with mostly cloudy or overcast conditions the remaining 34%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16832
26832
36733
46733
56634
66634
76634
86535
96535
106535
116436
126436
136436
146436
156436
166436
176436
186436
196436
206436
216535
226535
236535
246634
256634
266832
276832
286832
296931
307030
317030

Chance of precipitation in January

Any precipitation

Bor gets around 3 mm of rain over 0.6 wet days in January, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 2% and peaks near 3% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
12
22
32
42
52
62
72
82
92
101
111
121
131
141
151
161
171
182
192
202
212
222
232
242
252
262
273
283
293
303
313

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the dry band about 75% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1672094
2672094
3691984
4701983
5711973
6721873
7741862
8741862
9751762
10751762
11761662
12771562
13771562
14781462
15781462
16771373
17771373
18771373
19761383
20761383
21751384
22751384
23751384
24751384
25751384
26761284
27761284
28761284
29771274
30771274
31771274

Wind in January

Winds average 10 km/h in January, the windiest month of the year.

Across January, daily wind ranges from about 10 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 11 h 36 min at the start of January to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over January. Sunrise moves from 7:08 AM to 7:15 AM, and sunset from 6:46 PM to 6:59 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.67:086:46
211.67:086:47
311.67:086:47
411.67:096:48
511.77:096:48
611.77:106:49
711.77:106:49
811.77:106:50
911.77:116:50
1011.77:116:51
1111.77:116:51
1211.77:126:52
1311.77:126:52
1411.77:126:52
1511.77:136:53
1611.77:136:53
1711.77:136:54
1811.77:136:54
1911.77:146:55
2011.77:146:55
2111.77:146:55
2211.77:146:56
2311.77:146:56
2411.77:146:57
2511.77:156:57
2611.77:156:57
2711.77:156:58
2811.77:156:58
2911.77:156:58
3011.77:156:59
3111.77:156:59

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.96 kWh/m².

For context, solar energy here swings from a low near 5.01 kWh/m² to a high of 6.17 kWh/m² in February across the year — January's 5.96 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.8Bright
45.8Bright
55.9Bright
65.9Bright
75.9Bright
85.9Bright
95.9Bright
105.9Bright
115.9Bright
126.0Bright
136.0Bright
146.0Bright
156.0Bright
166.0Bright
176.0Bright
186.0Bright
196.0Bright
206.0Bright
216.0Bright
226.0Intense
236.0Intense
246.0Intense
256.0Intense
266.0Intense
276.0Intense
286.0Intense
296.1Intense
306.1Intense
316.1Intense
Planning a trip in January

Hazard calendar for Bor

In seasonPeak

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

Bor's rainy season runs April–October, when most of the year's rain falls.

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

Is January a good time to visit Bor?

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

2.3
Sightseeing
9th-best month of the year
5.8
Beach & pool
3rd-best month of the year

January is a weaker month for outdoor sightseeing in Bor.

What to pack for Bor in January

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

In January, Bor sees daytime highs around 36°C and nights near 25°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in Bor in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Bor peaks around March 15 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 13 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 highMar 15UV 14Dec 13UV 9
UV index (midday)Level
Jan10Extreme
Feb12Extreme
Mar14Extreme
Apr11Extreme
May11Extreme
Jun11Extreme
Jul11Extreme
Aug13Extreme
Sep12Extreme
Oct13Extreme
Nov9Very high
Dec9Very high

Air quality in Bor in January

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Bor is worst in December — around 82 µg/m³ PM2.5 (unhealthy), about 8.3× the cleanest month (May, 10 µg/m³).

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

0306090JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyModerateGoodModerateGoodModerateUnhealthyDec 2482 µg/m³May 1410 µg/m³
PM2.5 (µg/m³)Level
Jan81Unhealthy
Feb50Poor
Mar23Moderate
Apr14Moderate
May10Good
Jun16Moderate
Jul17Moderate
Aug13Moderate
Sep12Good
Oct11Good
Nov24Moderate
Dec82Unhealthy
Location & terrain

Where is Bor?

Bor sits at 6.2°N, 31.6°E, 429 m above sea level, in South Sudan. The nearest listed city is Juba, 151 km away.

JubaRumbekToritYeiPajokLeerMoyoYumbe

Topography around Bor

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

Within 3 km, the terrain around Bor has only modest variations in elevation — a maximum elevation change of 8 m around an average of 424 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 18 m; within 80 km, significant variations in elevation — a maximum elevation change of 283 m.

The land around Bor is covered by wetland (56%) and grassland (29%) within 3 km, wetland (57%) and grassland (29%) within 16 km, and grassland (60%) and wetland (22%) within 80 km.

3 km
8 m
16 km
18 m
80 km
283 m
treesshrubsgrasslandartificial surfaceswetland
January weather nearby: Juba 151 km · Rumbek 218 km · Torit 229 km · Yei 255 km · Pajok 280 km · Leer 281 km · Moyo 284 km · Yumbe 307 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 Bor (6.2089°, 31.5586°, elevation 429 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).