Arua weather in December

In December, Arua sees average daytime highs of 30°C and overnight lows near 20°C, with 16 mm of rain across 3.6 wet days and about 11.8 hours of daylight. It is the 4th-warmest and 11th-wettest month of the year here.

Highs climb over the month, from about 29°C in the first days to 31°C by the end. The sky is clear or mostly clear about 34% of the time in December, and the air most often feels humid.

Daylight stretches from about 11 h 48 min at the start of December to 11 h 48 min by month's end. Set against the rest of the year, December is Arua's 2nd-clearest and 4th-windiest month. For the whole year in context, see Arua's year-round climate.

Daytime high
30°
4th warmest
Overnight low
20°
7th coldest
Rainfall
16 mm
3.6 wet days
Daylight
11 h 48 min
6:58 AM – 6:47 PM
Cloud cover
56%
2nd clearest
Wind
8 km/h
4th windiest
Solar energy
5.76 kWh/m²
Travel score
5.7
out of 10

Arua is City in North Western Uganda.

Founded
1914

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

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 29°C in the first days to 31°C by the end.

A typical December day in Arua reaches about 30°C in the afternoon and slips back to 20°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 32°C. Set against its neighbours, December runs about 2°C warmer than November and about 2°C cooler than January.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12919
22919
32919
42919
52919
62919
72919
82919
92919
103019
113019
123019
133019
143019
153020
163020
173020
183020
193020
203020
213020
223020
233120
243120
253120
263120
273120
283120
293120
303120
313120

How December really feels in Arua

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

December sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Arua weather by month

How December compares with the rest of the year at a glance. December is the 4th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 20°102.211.85.0
Feb33° / 21°173.511.94.2
Mar32° / 21°509.9124.1
Apr30° / 20°8014.712.14.4
May29° / 20°7012.312.15.1
Jun29° / 19°8513.512.25.2
Jul28° / 19°11316.112.25.4
Aug28° / 18°13719.112.15.0
Sep28° / 19°10517.1124.9
Oct28° / 19°11820.311.94.4
Nov29° / 19°7213.811.95.1
Dec30° / 20°163.611.85.7

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 34% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 20% of December, with mostly cloudy or overcast conditions the remaining 46%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14654
24753
34852
44852
54951
64951
75050
85050
95149
105248
115347
125347
135446
145545
155545
165644
175644
185743
195743
205842
215842
225842
235842
245743
255842
265842
275842
285842
295743
305743
315743

Chance of precipitation in December

Any precipitation

Arua gets around 16 mm of rain over 3.6 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 12% and peaks near 24% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
124
223
322
421
521
620
719
819
918
1017
1116
1215
1314
1413
1512
1611
1710
189
198
208
217
227
236
246
255
265
275
285
295
305
315

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the humid band about 35% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
11024588
21124587
31225576
41225576
51326565
61426555
71627525
81728514
91828494
102029474
112130453
122331433
132432413
142632393
152833362
163034342
173234322
183434302
193734282
203934262
214133241
224333231
234532221
244632201
254832191
265031181
275131171
285230171
295330161
305529151
315529151

Wind in December

Winds average 8 km/h in December.

Across December, 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.

051015151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 h 48 min at the start of December to 11 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 0 minutes over December. Sunrise moves from 6:51 AM to 7:05 AM, and sunset from 6:41 PM to 6:54 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:516:41
211.86:516:42
311.86:526:42
411.86:526:42
511.86:536:43
611.86:536:43
711.86:546:43
811.86:546:44
911.86:546:44
1011.86:556:45
1111.86:556:45
1211.86:566:46
1311.86:566:46
1411.86:576:46
1511.86:576:47
1611.86:586:47
1711.86:586:48
1811.86:596:48
1911.86:596:49
2011.87:006:49
2111.87:006:50
2211.87:016:50
2311.87:016:51
2411.87:026:51
2511.87:026:52
2611.87:026:52
2711.87:036:52
2811.87:036:53
2911.87:046:53
3011.87:046:54
3111.87:056:54

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.76 kWh/m².

For context, solar energy here swings from a low near 5.04 kWh/m² to a high of 6.24 kWh/m² in February across the year — December's 5.76 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.8Bright
45.8Bright
55.7Bright
65.7Bright
75.7Bright
85.7Bright
95.7Bright
105.7Bright
115.7Bright
125.7Bright
135.8Bright
145.8Bright
155.8Bright
165.8Bright
175.8Bright
185.8Bright
195.8Bright
205.8Bright
215.8Bright
225.8Bright
235.8Bright
245.8Bright
255.8Bright
265.8Bright
275.8Bright
285.8Bright
295.8Bright
305.8Bright
315.8Bright
Planning a trip in December

Hazard calendar for Arua

In seasonPeak

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

Arua'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 December a good time to visit Arua?

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

5.7
Sightseeing
1st-best month of the year
7.8
Beach & pool
1st-best month of the year

December is a reasonable time to visit Arua for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Arua in December

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

In December, Arua sees daytime highs around 30°C and nights near 20°C. Pack light clothes. Worth having: sun protection. About 4 days see rain.

light clothessun protection

UV index in Arua in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December 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 Arua peaks around March 17 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 11 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 15Jul 11UV 10
UV index (midday)Level
Jan12Extreme
Feb14Extreme
Mar16Extreme
Apr14Extreme
May12Extreme
Jun11Extreme
Jul10Extreme
Aug13Extreme
Sep13Extreme
Oct13Extreme
Nov11Extreme
Dec10Extreme

Air quality in Arua 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 Arua is worst in January — around 55 µg/m³ PM2.5 (poor), about 2.8× the cleanest month (April, 19 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModeratePoorJan 1953 µg/m³Apr 2320 µg/m³
PM2.5 (µg/m³)Level
Jan55Poor
Feb48Poor
Mar30Moderate
Apr19Moderate
May20Moderate
Jun28Moderate
Jul30Moderate
Aug25Moderate
Sep22Moderate
Oct22Moderate
Nov26Moderate
Dec40Poor
Location & terrain

Where is Arua?

Arua sits at 3.0°N, 30.9°E, 1,215 m above sea level, in Uganda. The nearest listed city is Aru, 19 km away.

KobokoYumbeNebbiPaidhaPakwachAdjumaniMoyo

Topography around Arua

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

Within 3 km, the terrain around Arua has only modest variations in elevation — a maximum elevation change of 124 m around an average of 1,196 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 511 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,444 m.

The land around Arua is covered by artificial surfaces (38%) within 3 km, shrubs (44%), grassland (24%) and cropland (23%) within 16 km, and shrubs (45%) and grassland (32%) within 80 km.

3 km
124 m
16 km
511 m
80 km
1,444 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetland
December weather nearby: Aru 19 km · Koboko 44 km · Yumbe 62 km · Nebbi 63 km · Paidha 68 km · Pakwach 90 km · Adjumani 105 km · Moyo 115 km

Uganda travel facts

Travel advisory
Level 4
Do Not Travel
Power plugs
Type G
240 V · 50 Hz
Prices
≈ 35% of US
price level, 2025
GDP per capita
$1,206
2025
Happiness
4.5 / 10
World Happiness, 2025
Safe drinking water
18%
of population, 2024
Homicide rate
9
per 100k, 2023
Road deaths
29.4
per 100k/yr, 2019
Income group
Low
World Bank
English
Moderate
EF EPI 518
Religion
Protestant 45%Roman Catholic 39%Muslim 14%other 2%

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 Arua (3.0201°, 30.911°, elevation 1,215 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).