Leer weather in December

In December, Leer sees average daytime highs of 35°C and overnight lows near 23°C, with 1 mm of rain across 0.3 wet days and about 11.5 hours of daylight. It is the 5th-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near 35°C through the month. The sky is clear or mostly clear about 65% of the time in December, and the air most often feels dry.

Daylight stretches from about 11 h 36 min at the start of December to 11 h 30 min by month's end. Set against the rest of the year, December is Leer's 1st-clearest and 3rd-windiest month. For the whole year in context, see Leer's year-round climate.

Daytime high
35°
5th warmest
Overnight low
23°
6th coldest
Rainfall
1 mm
0.3 wet days
Daylight
11 h 30 min
7:10 AM – 6:41 PM
Cloud cover
33%
1st clearest
Wind
10 km/h
3rd windiest
Solar energy
5.85 kWh/m²
Travel score
3.2
out of 10

Leer is human settlement in South Sudan.

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

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 35°C through the month.

A typical December day in Leer reaches about 35°C in the afternoon and slips back to 23°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 37°C. Set against its neighbours, December runs about 1°C warmer than November and on par with January.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13523
23523
33523
43523
53523
63523
73523
83523
93523
103523
113523
123523
133523
143523
153523
163523
173523
183523
193523
203523
213523
223523
233523
243523
253523
263523
273523
283523
293523
303523
313523

How December really feels in Leer

Once humidity and wind are folded in, December 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 December is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Leer weather by month

How December compares with the rest of the year at a glance. December is the 5th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan36° / 23°00.111.62.8
Feb38° / 25°10.411.71.5
Mar39° / 27°122.411.90.9
Apr37° / 27°469.312.21.4
May34° / 26°10017.812.42.3
Jun32° / 24°13420.912.52.9
Jul31° / 23°18725.112.43.1
Aug30° / 23°19525.512.33.1
Sep31° / 23°14723123.1
Oct32° / 23°12120.411.83.1
Nov34° / 23°25511.63.6
Dec35° / 23°10.311.53.2

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 65% of the time in December, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 13% of December, with mostly cloudy or overcast conditions the remaining 22%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17723
27723
37723
47723
57723
67723
77723
87723
97723
107822
117822
127822
137822
147822
157822
167921
177921
187921
197921
207921
217921
227921
237822
247822
257822
267822
277723
287723
297624
307624
317525

Chance of precipitation in December

Any precipitation

Leer gets around 1 mm of rain over 0.3 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 1% and peaks near 2% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
12
22
32
41
51
61
71
81
91
101
111
121
131
141
151
161
170
180
190
200
210
220
230
241
251
261
271
281
291
301
311

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the dry band about 76% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1452317123
2482316113
3502315102
453221492
555221382
658221271
761211161
863201061
96619951
106818941
117017841
127416730
137515730
147814620
158013520
168112520
178411410
188411410
198510410
20879310
21879310
22879310
23898300
24898300
25898300
26908200
27908200
28917200
29917200
30917200
31917200

Wind in December

Winds average 10 km/h in December.

Across December, daily wind ranges from about 8 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 h 36 min at the start of December to 11 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over December. Sunrise moves from 7:03 AM to 7:17 AM, and sunset from 6:36 PM to 6:48 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.67:036:36
211.57:036:36
311.57:046:36
411.57:046:37
511.57:056:37
611.57:056:37
711.57:066:38
811.57:066:38
911.57:076:38
1011.57:076:39
1111.57:086:39
1211.57:086:40
1311.57:096:40
1411.57:096:40
1511.57:106:41
1611.57:106:41
1711.57:116:42
1811.57:116:42
1911.57:116:43
2011.57:126:43
2111.57:126:43
2211.57:136:44
2311.57:136:44
2411.57:146:45
2511.57:146:45
2611.57:156:46
2711.57:156:46
2811.57:166:47
2911.57:166:47
3011.57:166:48
3111.57:176:48

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.85 kWh/m².

For context, solar energy here swings from a low near 4.92 kWh/m² to a high of 6.48 kWh/m² in March across the year — December's 5.85 kWh/m² falls in the middle.

0246151015202531
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
165.9Bright
175.9Bright
185.9Bright
195.9Bright
205.9Bright
215.9Bright
225.9Bright
235.9Bright
245.9Bright
255.9Bright
265.9Bright
275.9Bright
285.9Bright
295.9Bright
305.9Bright
316.0Bright
Planning a trip in December

Hazard calendar for Leer

In seasonPeak

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

Leer's monsoon runs May–October, when most of the year's rain falls.

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

Is December a good time to visit Leer?

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

3.2
Sightseeing
2nd-best month of the year
6.9
Beach & pool
1st-best month of the year

December is a weaker month for outdoor sightseeing in Leer. The water and warmth also suit a beach or pool day.

What to pack for Leer in December

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

In December, Leer sees daytime highs around 35°C and nights near 23°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in Leer in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December 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 Leer peaks around August 19 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 12 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 highAug 19UV 13Dec 12UV 9
UV index (midday)Level
Jan10Extreme
Feb10Extreme
Mar13Extreme
Apr13Extreme
May11Extreme
Jun11Extreme
Jul12Extreme
Aug13Extreme
Sep12Extreme
Oct12Extreme
Nov9Very high
Dec9Very high

Air quality in Leer in December

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Leer is worst in March — around 60 µg/m³ PM2.5 (unhealthy), about 4.9× the cleanest month (August, 12 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecPoorPoorModeratePoorMar 1459 µg/m³Aug 2212 µg/m³
PM2.5 (µg/m³)Level
Jan42Poor
Feb51Poor
Mar60Unhealthy
Apr37Poor
May18Moderate
Jun17Moderate
Jul16Moderate
Aug12Moderate
Sep13Moderate
Oct14Moderate
Nov34Moderate
Dec36Poor
Location & terrain

Where is Leer?

Leer sits at 8.3°N, 30.1°E, 397 m above sea level, in South Sudan. The nearest listed city is Rumbek, 174 km away.

RumbekTonjMalakalGogrialAbyeiKuacjokWauBor

Topography around Leer

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

Within 3 km, the terrain around Leer has only modest variations in elevation — a maximum elevation change of 6 m around an average of 396 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 11 m; within 80 km, only modest variations in elevation — a maximum elevation change of 19 m.

The land around Leer is covered by grassland (93%) within 3 km, grassland (86%) within 16 km, and wetland (61%) and grassland (31%) within 80 km.

3 km
6 m
16 km
11 m
80 km
19 m
treesshrubsgrasslandwaterwetland
December weather nearby: Rumbek 174 km · Tonj 198 km · Malakal 216 km · Gogrial 226 km · Abyei 236 km · Kuacjok 238 km · Wau 246 km · Bor 281 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 Leer (8.3031°, 30.1406°, elevation 397 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).