Sur weather in December

In December, Sur sees average daytime highs of 25°C and overnight lows near 19°C, with 9 mm of rain across 1.9 wet days and about 10.6 hours of daylight. It is the 11th-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 25°C in the first days to 24°C by the end. The sky is clear or mostly clear about 80% of the time in December, and the air most often feels humid.

Daylight stretches from about 10 h 42 min at the start of December to 10 h 36 min by month's end. Set against the rest of the year, December is Sur's 7th-clearest and 7th-windiest month. For the whole year in context, see Sur's year-round climate.

Daytime high
25°
11th warmest
Overnight low
19°
3rd coldest
Rainfall
9 mm
1.9 wet days
Daylight
10 h 36 min
6:39 AM – 5:17 PM
Cloud cover
20%
7th clearest
Wind
11 km/h
7th windiest
Solar energy
4.53 kWh/m²
Travel score
9.0
out of 10

Sur is city in Oman.

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 25°C in the first days to 24°C by the end.

A typical December day in Sur reaches about 25°C in the afternoon and slips back to 19°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 26°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)
12621
22620
32620
42520
52520
62520
72520
82520
92520
102520
112520
122520
132520
142520
152519
162419
172419
182419
192419
202419
212419
222419
232419
242419
252419
262419
272419
282419
292419
302418
312418

How December really feels in Sur

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.

Sur weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan23° / 18°102.610.88.8
Feb25° / 19°61.411.29.1
Mar28° / 21°182.511.87.9
Apr32° / 25°71.712.55.5
May35° / 29°20.713.13.1
Jun36° / 29°210.713.42.6
Jul35° / 29°50.513.23.0
Aug34° / 28°30.612.83.8
Sep33° / 27°0012.14.6
Oct31° / 25°51.111.55.9
Nov28° / 22°91.410.98.3
Dec25° / 19°91.910.69.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 80% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 11% of December, with mostly cloudy or overcast conditions the remaining 10%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1928
2928
3928
4928
5928
6928
7928
8919
99010
109010
119010
129010
139010
149010
159010
169010
179010
188812
198812
208812
218812
228812
239010
249010
259010
269010
279010
28919
29928
30928
31928

Chance of precipitation in December

Any precipitation

Sur gets around 9 mm of rain over 1.9 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 6% and peaks near 7% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
15
25
35
45
55
65
75
85
96
106
116
126
136
146
156
166
176
186
197
207
217
227
237
247
257
267
277
286
296
306
316

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 41% of days. Sticky, muggy-or-worse air turns up on roughly 8% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
114274315
215274315
316274214
416274214
517274313
617274313
718274312
818274312
918274411
1018284410
1118284410
121828449
131829458
141829458
151829457
161829457
171830456
181930456
191931455
202031445
212131434
222132424
232232414
242333404
252434393
262534373
272635363
282736343
292737333
302838312
312839302

Wind in December

Winds average 11 km/h in December.

Across December, daily wind ranges from about 10 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
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 10 h 42 min at the start of December to 10 h 36 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 6:30 AM to 6:46 AM, and sunset from 5:13 PM to 5:24 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.76:305:13
210.76:315:13
310.76:315:13
410.76:325:14
510.76:335:14
610.76:335:14
710.76:345:14
810.76:355:14
910.76:355:15
1010.66:365:15
1110.66:365:15
1210.66:375:15
1310.66:385:16
1410.66:385:16
1510.66:395:16
1610.66:395:17
1710.66:405:17
1810.66:405:18
1910.66:415:18
2010.66:415:18
2110.66:425:19
2210.66:425:19
2310.66:435:20
2410.66:435:20
2510.66:445:21
2610.66:445:21
2710.66:455:22
2810.66:455:22
2910.66:455:23
3010.66:465:24
3110.66:465:24

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.53 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 4.53 kWh/m² to a high of 7.54 kWh/m² in May across the year — December's 4.53 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.7Bright
24.7Bright
34.7Bright
44.7Bright
54.6Bright
64.6Bright
74.6Bright
84.6Bright
94.6Bright
104.6Bright
114.6Bright
124.5Bright
134.5Bright
144.5Bright
154.5Bright
164.5Bright
174.5Bright
184.5Bright
194.5Bright
204.5Bright
214.5Bright
224.5Bright
234.5Bright
244.5Bright
254.5Bright
264.5Bright
274.5Bright
284.5Bright
294.5Bright
304.5Bright
314.5Bright
Planning a trip in December

Hazard calendar for Sur

In seasonPeak

In December, Sur sits inside its cyclone season. The full year is below, with each hazard's peak months called out.

Sur sits in the North Indian Ocean cyclone zone; the season peaks May and October–November.

Sur sees seasonal dust haze (April–September), heaviest in July.

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

Is December a good time to visit Sur?

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

9.0
Sightseeing
2nd-best month of the year
7.8
Beach & pool
7th-best month of the year

December is one of the better times to visit Sur for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Sur in December

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

In December, Sur sees daytime highs around 25°C and nights near 19°C. Worth packing: light clothes and sun protection.

light clothessun protection

Sea temperature near Sur in December

The nearest coast averages about 26°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in June at about 30°C and coldest in February near 24°C.

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

22°24°26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan24Warm
Feb24Refreshing
Mar25Warm
Apr27Warm
May29Tropical
Jun30Tropical
Jul29Tropical
Aug28Tropical
Sep29Tropical
Oct29Tropical
Nov28Warm
Dec26Warm

UV index in Sur 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 Sur peaks around May 13 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 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 highExtremeVery highHighMay 13UV 11Dec 16UV 6
UV index (midday)Level
Jan7High
Feb9Very high
Mar11Extreme
Apr11Extreme
May12Extreme
Jun10Very high
Jul9Very high
Aug9Very high
Sep10Extreme
Oct10Very high
Nov7High
Dec6High

Air quality in Sur 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 Sur is worst in July — around 82 µg/m³ PM2.5 (unhealthy), about 4.8× the cleanest month (December, 17 µg/m³).

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

0306090JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorUnhealthyModerateJul 1680 µg/m³Dec 1618 µg/m³
PM2.5 (µg/m³)Level
Jan20Moderate
Feb23Moderate
Mar26Moderate
Apr35Poor
May45Poor
Jun64Unhealthy
Jul82Unhealthy
Aug63Unhealthy
Sep35Moderate
Oct23Moderate
Nov20Moderate
Dec17Moderate
Location & terrain

Where is Sur?

Sur sits at 22.6°N, 59.5°E, 6 m above sea level, in Oman. The nearest listed city is Badīyah, 76 km away.

BadīyahQurayyātIbraMuscatBawsharBidbidSufālat Samā’ilSamā’il

Topography around Sur

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

Within 3 km, the terrain around Sur has only modest variations in elevation — a maximum elevation change of 107 m around an average of 15 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 883 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,185 m.

The land around Sur is covered by water (43%) and bare terrain (35%) within 3 km, bare terrain (57%) and water (40%) within 16 km, and bare terrain (62%) and water (37%) within 80 km.

3 km
107 m
16 km
883 m
80 km
2,185 m
treescroplandartificial surfacesbare terrainwater
December weather nearby: Badīyah 76 km · Qurayyāt 99 km · Ibra 103 km · Muscat 161 km · Bawshar 161 km · Bidbid 171 km · Sufālat Samā’il 176 km · Samā’il 181 km

Oman travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type G
240 V · 50 Hz
Prices
≈ 47% of US
price level, 2025
GDP per capita
$19,947
2025
Happiness
6.2 / 10
World Happiness, 2025
Safe drinking water
91%
of population, 2024
Homicide rate
0.1
per 100k, 2023
Road deaths
10.6
per 100k/yr, 2019
Income group
High
World Bank
English
Very low
EF EPI 407
Religion
Muslim 86%Christian 6%Hindu 6%other and unaffiliated 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 Sur (22.5667°, 59.5289°, elevation 6 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). 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).