Port Sudan weather in December

In December, Port Sudan sees average daytime highs of 26°C and overnight lows near 22°C, with 41 mm of rain across 11.9 wet days and about 10.8 hours of daylight. It is the 10th-warmest and 2nd-wettest month of the year here.

Highs ease over the month, from about 27°C in the first days to 26°C by the end. The sky is clear or mostly clear about 31% of the time in December, and the air most often feels muggy.

Daylight stretches from about 10 h 54 min at the start of December to 10 h 48 min by month's end. Set against the rest of the year, December is Port Sudan's 12th-clearest and 2nd-windiest month. For the whole year in context, see Port Sudan's year-round climate.

Daytime high
26°
10th warmest
Overnight low
22°
4th coldest
Rainfall
41 mm
11.9 wet days
Daylight
10 h 48 min
7:03 AM – 5:52 PM
Cloud cover
56%
12th clearest
Wind
17 km/h
2nd windiest
Solar energy
3.66 kWh/m²
Travel score
6.4
out of 10

Port Sudan is Port city on the Red Sea in Eastern Sudan.

Founded
1905

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

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 27°C in the first days to 26°C by the end.

A typical December day in Port Sudan reaches about 26°C in the afternoon and slips back to 22°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 28°C. Set against its neighbours, December runs about 3°C cooler than November and about 1°C warmer than January.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12824
22723
32723
42723
52723
62723
72723
82723
92723
102723
112723
122723
132723
142723
152622
162622
172622
182622
192622
202622
212622
222622
232622
242622
252622
262622
272622
282622
292622
302622
312621

How December really feels in Port Sudan

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.

Port Sudan weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan25° / 21°185.410.97.6
Feb26° / 21°51.911.38.4
Mar28° / 21°20.411.98.6
Apr30° / 24°30.412.46.7
May33° / 26°00.112.94.5
Jun36° / 28°0013.22.5
Jul38° / 30°41.413.11.1
Aug38° / 31°41.312.71.1
Sep36° / 29°10.312.12.8
Oct32° / 27°143.911.54.8
Nov29° / 25°4212.511.15.5
Dec26° / 22°4111.910.86.4

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

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

Beyond those clear spells, partly cloudy skies cover about 25% of December, with mostly cloudy or overcast conditions the remaining 45%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16337
26238
36040
45941
55842
65842
75743
85644
95545
105545
115446
125347
135248
145248
155248
165248
175248
185248
195248
205347
215347
225446
235545
245545
255545
265644
275644
285743
295743
305743
315743

Chance of precipitation in December

Any precipitation

Port Sudan gets around 41 mm of rain over 11.9 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 38% and peaks near 41% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
141
241
340
440
539
639
738
838
937
1037
1137
1237
1337
1438
1538
1638
1738
1838
1938
2039
2139
2239
2339
2439
2538
2638
2737
2836
2935
3033
3132

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the muggy band about 32% of days. Sticky, muggy-or-worse air turns up on roughly 60% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1161833402
2161833392
3261933391
4262033381
5272133361
6272133351
7282233341
8382333320
9392433310
103102533290
113102534280
123112634260
133112734250
143122734240
154122834230
164122833230
174132833220
184132833220
194132833220
205132832220
215142732220
225142732230
235142631230
245142631240
256142630240
266142630250
276142530250
287142529250
297152529240
307152528240
318162527230

Wind in December

Winds average 17 km/h in December.

Across December, daily wind ranges from about 17 km/h on the calmest days to 18 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
117light breeze
217light breeze
317light breeze
417light breeze
517light breeze
617light breeze
717light breeze
817light breeze
917light breeze
1017light breeze
1117light breeze
1218light breeze
1318light breeze
1418light breeze
1518light breeze
1618light breeze
1718light breeze
1818light breeze
1918light breeze
2018light breeze
2118light breeze
2218light breeze
2318light breeze
2418light breeze
2518light breeze
2618light breeze
2718light breeze
2818light breeze
2918light breeze
3018light breeze
3118light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 10 h 54 min at the start of December to 10 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 6:54 AM to 7:09 AM, and sunset from 5:48 PM to 5:59 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.96:545:48
210.96:545:48
310.96:555:48
410.96:565:48
510.96:565:49
610.96:575:49
710.96:585:49
810.96:585:49
910.86:595:50
1010.86:595:50
1110.87:005:50
1210.87:005:51
1310.87:015:51
1410.87:025:51
1510.87:025:52
1610.87:035:52
1710.87:035:52
1810.87:045:53
1910.87:045:53
2010.87:055:54
2110.87:055:54
2210.87:065:55
2310.87:065:55
2410.87:075:56
2510.87:075:56
2610.87:075:57
2710.87:085:57
2810.87:085:58
2910.87:095:58
3010.87:095:59
3110.87:095:59

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 3.66 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 3.66 kWh/m² to a high of 7.4 kWh/m² in May across the year — December's 3.66 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.8Moderate
23.8Moderate
33.8Moderate
43.8Moderate
53.8Moderate
63.7Moderate
73.7Moderate
83.7Moderate
93.7Moderate
103.7Moderate
113.7Moderate
123.6Moderate
133.6Moderate
143.6Moderate
153.6Moderate
163.6Moderate
173.6Moderate
183.6Moderate
193.6Moderate
203.6Moderate
213.6Moderate
223.6Moderate
233.6Moderate
243.7Moderate
253.7Moderate
263.7Moderate
273.7Moderate
283.7Moderate
293.7Moderate
303.8Moderate
313.8Moderate
Planning a trip in December

Hazard calendar for Port Sudan

In seasonPeak

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

Port Sudan sees seasonal dust haze (May–September), heaviest in July.

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

Is December a good time to visit Port Sudan?

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

6.4
Sightseeing
5th-best month of the year
6.3
Beach & pool
9th-best month of the year

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

What to pack for Port Sudan in December

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

In December, Port Sudan sees daytime highs around 26°C and nights near 22°C. Worth packing: light clothes and rain gear. About 12 days see rain.

light clothesrain gear

Sea temperature near Port Sudan in December

The nearest coast averages about 27°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 17 km away) is warmest in August at about 31°C and coldest in February near 25°C.

The water stays above 20°C all year — warm enough for a swim any month.

24°26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan26Warm
Feb25Warm
Mar26Warm
Apr27Warm
May29Tropical
Jun30Tropical
Jul31Tropical
Aug31Tropical
Sep31Tropical
Oct31Tropical
Nov29Tropical
Dec27Warm

UV index in Port Sudan in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Port Sudan peaks around April 20 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 13 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highHighApr 20UV 12Dec 13UV 6
UV index (midday)Level
Jan8Very high
Feb10Very high
Mar11Extreme
Apr12Extreme
May12Extreme
Jun11Extreme
Jul8Very high
Aug9Very high
Sep9Very high
Oct9Very high
Nov7High
Dec6High

Air quality in Port Sudan 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 Port Sudan is worst in July — around 36 µg/m³ PM2.5 (poor), about 2.1× the cleanest month (October, 17 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateModerateJul 2335 µg/m³Oct 1117 µg/m³
PM2.5 (µg/m³)Level
Jan30Moderate
Feb27Moderate
Mar28Moderate
Apr26Moderate
May21Moderate
Jun27Moderate
Jul36Poor
Aug35Moderate
Sep17Moderate
Oct17Moderate
Nov20Moderate
Dec25Moderate
Location & terrain

Where is Port Sudan?

Port Sudan sits at 19.6°N, 37.2°E, 10 m above sea level, in Sudan. The nearest listed city is Suakin, 58 km away.

TokārJeddahHala'ib

Topography around Port Sudan

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

Within 3 km, the terrain around Port Sudan has only modest variations in elevation — a maximum elevation change of 12 m around an average of 4 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 241 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,726 m.

The land around Port Sudan is covered by artificial surfaces (55%) and bare terrain (29%) within 3 km, bare terrain (56%) and water (35%) within 16 km, and bare terrain (63%) and water (37%) within 80 km.

3 km
12 m
16 km
241 m
80 km
1,726 m
shrubsartificial surfacesbare terrainwater
December weather nearby: Suakin 58 km · Jubayt 84 km · Sinkat 95 km · Tokār 143 km · Jeddah 292 km · Hala'ib 296 km · Al Līth 325 km · Mecca 338 km

Sudan travel facts

Travel advisory
Level 4
Do Not Travel
Power plugs
Type C / D / F / G
230 V · 50 Hz
Prices
≈ 215% of US
price level, 2025
GDP per capita
$1,165
2025
Happiness
4.1 / 10
World Happiness, 2017
Homicide rate
5.1
per 100k, 2008
Road deaths
26.8
per 100k/yr, 2019
Income group
Low
World Bank
English
Very low
EF EPI 421

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 Port Sudan (19.6175°, 37.2164°, elevation 10 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).