Gulu weather in December

In December, Gulu sees average daytime highs of 30°C and overnight lows near 20°C, with 30 mm of rain across 5.3 wet days and about 11.8 hours of daylight. It is the 4th-warmest and 10th-wettest month of the year here.

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

Daylight stretches from about 11 h 54 min at the start of December to 11 h 48 min by month's end. Set against the rest of the year, December is Gulu's 1st-clearest and 4th-windiest month. For the whole year in context, see Gulu's year-round climate.

Daytime high
30°
4th warmest
Overnight low
20°
8th coldest
Rainfall
30 mm
5.3 wet days
Daylight
11 h 48 min
6:52 AM – 6:42 PM
Cloud cover
57%
1st clearest
Wind
8 km/h
4th windiest
Solar energy
5.8 kWh/m²
Travel score
5.3
out of 10

Gulu is city in Uganda.

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 30°C in the first days to 31°C by the end.

A typical December day in Gulu reaches about 30°C in the afternoon and slips back to 20°C overnight — a 11°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, December runs about 1°C warmer than November and about 2°C cooler than January.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13019
23019
33019
43019
53019
63019
73019
83019
93019
103019
113019
123020
133020
143020
153020
163020
173020
183120
193120
203120
213120
223120
233120
243120
253120
263120
273120
283120
293120
303120
313120

How December really feels in Gulu

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.

Gulu weather by month

How December compares with the rest of the year at a glance. December is the 4th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 21°183.111.94.6
Feb33° / 21°184.111.93.9
Mar32° / 21°9812.6123.7
Apr29° / 20°1982212.13.7
May28° / 20°18424.112.14.0
Jun28° / 19°13419.412.24.9
Jul27° / 18°16022.512.14.6
Aug27° / 18°20024.712.14.4
Sep28° / 19°16320.1124.6
Oct29° / 19°1952111.94.3
Nov29° / 19°12113.911.94.8
Dec30° / 20°305.311.85.3

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 31% of the time in December, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 23% of December, with mostly cloudy or overcast conditions the remaining 46%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14753
24753
34753
44951
54951
65050
75050
85248
95248
105347
115446
125446
135545
145644
155644
165743
175743
185743
195743
205743
215743
225644
235644
245644
255644
265644
275545
285545
295545
305545
315545

Chance of precipitation in December

Any precipitation

Gulu gets around 30 mm of rain over 5.3 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 17% and peaks near 29% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
129
228
327
426
525
624
723
823
922
1021
1121
1220
1319
1418
1517
1616
1715
1815
1914
2013
2113
2212
2312
2411
2511
2610
2710
289
299
309
319

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. Sticky, muggy-or-worse air turns up on roughly 12% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
18214724
28224723
39224721
410234720
510244719
611244618
712254518
813264417
914264316
1016274216
1117284015
1218293915
1319303814
1420303713
1521313512
1623323411
1724323311
1825323210
192732319
202832319
213032308
223232297
233332287
243432286
253631276
263731265
273931265
284030255
294230245
304329235
314429235

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
67calm
77calm
87calm
97calm
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 54 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 shrink by about 6 minutes over December. Sunrise moves from 6:45 AM to 6:59 AM, and sunset from 6:36 PM to 6:49 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:456:36
211.86:456:36
311.86:466:37
411.86:466:37
511.86:476:38
611.86:476:38
711.86:486:38
811.86:486:39
911.86:486:39
1011.86:496:40
1111.86:496:40
1211.86:506:40
1311.86:506:41
1411.86:516:41
1511.86:516:42
1611.86:526:42
1711.86:526:43
1811.86:536:43
1911.86:536:44
2011.86:546:44
2111.86:546:44
2211.86:556:45
2311.86:556:45
2411.86:566:46
2511.86:566:46
2611.86:566:47
2711.86:576:47
2811.86:576:48
2911.86:586:48
3011.86:586:49
3111.86:596:49

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.8 kWh/m².

For context, solar energy here swings from a low near 5.26 kWh/m² to a high of 6.18 kWh/m² in February across the year — December's 5.8 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
165.8Bright
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

Is December a good time to visit Gulu?

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

5.3
Sightseeing
1st-best month of the year
7.4
Beach & pool
1st-best month of the year

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

What to pack for Gulu in December

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

In December, Gulu sees daytime highs around 30°C and nights near 20°C. Pack light clothes. Worth having: sun protection. About 5 days see rain.

light clothessun protection

UV index in Gulu in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Gulu peaks around March 15 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 15UV 15Jun 21UV 10
UV index (midday)Level
Jan12Extreme
Feb14Extreme
Mar16Extreme
Apr14Extreme
May12Extreme
Jun10Extreme
Jul11Extreme
Aug12Extreme
Sep13Extreme
Oct14Extreme
Nov11Extreme
Dec11Extreme

Air quality in Gulu 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 Gulu is worst in January — around 108 µg/m³ PM2.5 (unhealthy), about 7.7× the cleanest month (April, 14 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyModerateJan 15102 µg/m³Apr 1914 µg/m³
PM2.5 (µg/m³)Level
Jan108Unhealthy
Feb51Poor
Mar19Moderate
Apr14Moderate
May16Moderate
Jun24Moderate
Jul25Moderate
Aug20Moderate
Sep17Moderate
Oct17Moderate
Nov25Moderate
Dec66Unhealthy
Location & terrain

Where is Gulu?

Gulu sits at 2.8°N, 32.3°E, 1,104 m above sea level, in Uganda. The nearest listed city is Opit, 27 km away.

AnakaKitgumAdjumaniLiraApacKiryandongo Refugee CampPakwach

Topography around Gulu

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

Within 3 km, the terrain around Gulu has only modest variations in elevation — a maximum elevation change of 89 m around an average of 1,096 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 209 m; within 80 km, large variations in elevation — a maximum elevation change of 751 m.

The land around Gulu is covered by trees (32%), artificial surfaces (32%) and shrubs (20%) within 3 km, shrubs (32%), cropland (29%) and grassland (21%) within 16 km, and grassland (39%) and cropland (27%) within 80 km.

3 km
89 m
16 km
209 m
80 km
751 m
treesshrubsgrasslandcroplandartificial surfaceswetland
December weather nearby: Opit 27 km · Anaka 44 km · Kitgum 86 km · Adjumani 88 km · Lira 89 km · Apac 93 km · Kiryandongo Refugee Camp 94 km · Pakwach 95 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 Gulu (2.7746°, 32.299°, elevation 1,104 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).