Shādegān weather in December

In December, Shādegān sees average daytime highs of 20°C and overnight lows near 10°C, with 56 mm of rain across 5.7 wet days and about 10.1 hours of daylight. It is the 11th-warmest and 2nd-wettest month of the year here.

Highs ease over the month, from about 22°C in the first days to 19°C by the end. The sky is clear or mostly clear about 56% of the time in December, and the air most often feels dry.

Daylight stretches from about 10 h 12 min at the start of December to 10 hours by month's end. Set against the rest of the year, December is Shādegān's 11th-clearest and 10th-windiest month. For the whole year in context, see Shādegān's year-round climate.

Daytime high
20°
11th warmest
Overnight low
10°
2nd coldest
Rainfall
56 mm
5.7 wet days
Daylight
10 hours
7:11 AM – 5:12 PM
Cloud cover
37%
11th clearest
Wind
11 km/h
10th windiest
Solar energy
3.15 kWh/m²
Travel score
7.4
out of 10

Shādegān is city in Khuzestan Province, Iran.

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 22°C in the first days to 19°C by the end.

A typical December day in Shādegān reaches about 20°C in the afternoon and slips back to 10°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 16°C and 25°C. Set against its neighbours, December runs about 6°C cooler than November and about 2°C warmer than January.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12212
22212
32212
42212
52212
62111
72111
82111
92111
102111
112111
122111
132011
142010
152010
162010
172010
182010
192010
202010
212010
222010
232010
242010
252010
261910
271910
281910
29199
30199
31199

How December really feels in Shādegān

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.

Shādegān weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan19° / 48610.27.0
Feb22° / 11°284.210.97.9
Mar27° / 15°30411.87.8
Apr33° / 20°132.312.74.1
May41° / 26°40.713.50.4
Jun45° / 30°00.113.90.0
Jul47° / 32°00.113.80.0
Aug47° / 31°00.113.10.0
Sep43° / 27°10.312.20.0
Oct37° / 22°61.111.22.3
Nov27° / 15°614.310.47.4
Dec20° / 10°565.710.17.4

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 56% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 14% of December, with mostly cloudy or overcast conditions the remaining 29%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17228
27228
37228
47228
57030
67030
77030
87030
97030
107030
117129
127129
137129
147129
157129
167228
177228
187228
197228
207228
217327
227327
237228
247228
257129
267129
277030
286931
296931
306832
316931

Chance of precipitation in December

Any precipitation

Shādegān gets around 56 mm of rain over 5.7 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 18% and peaks near 21% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
119
219
320
420
521
621
721
821
921
1021
1121
1221
1320
1420
1519
1619
1718
1818
1917
2017
2116
2216
2316
2415
2515
2615
2715
2815
2916
3016
3116

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 81% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1731791
2731791
3731791
4731791
5741781
6741781
7741781
8761680
9761680
10771670
11781570
12791470
13801460
14811360
15811360
16821350
17831250
18841240
19841240
20841240
21851230
22851230
23861220
24871120
25871120
26881110
27881110
28881110
29881110
30881110
31881110

Wind in December

Winds average 11 km/h in December.

Across December, daily wind ranges from about 11 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
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 10 h 12 min at the start of December to 10 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over December. Sunrise moves from 7:00 AM to 7:17 AM, and sunset from 5:10 PM to 5:20 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.27:005:10
210.17:015:10
310.17:025:10
410.17:035:10
510.17:035:10
610.17:045:10
710.17:055:10
810.17:065:10
910.17:065:10
1010.17:075:11
1110.17:085:11
1210.07:085:11
1310.07:095:11
1410.07:095:12
1510.07:105:12
1610.07:115:12
1710.07:115:13
1810.07:125:13
1910.07:125:13
2010.07:135:14
2110.07:135:14
2210.07:145:15
2310.07:145:15
2410.07:155:16
2510.07:155:16
2610.07:165:17
2710.07:165:17
2810.07:165:18
2910.07:175:19
3010.07:175:19
3110.07:175:20

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 3.15 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 3.15 kWh/m² to a high of 7.84 kWh/m² in June across the year — December's 3.15 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.3Moderate
23.3Moderate
33.3Moderate
43.2Moderate
53.2Moderate
63.2Moderate
73.2Moderate
83.2Moderate
93.2Moderate
103.1Moderate
113.1Moderate
123.1Moderate
133.1Moderate
143.1Moderate
153.1Moderate
163.1Moderate
173.1Moderate
183.1Moderate
193.1Moderate
203.1Moderate
213.1Moderate
223.1Moderate
233.1Moderate
243.1Moderate
253.1Moderate
263.2Moderate
273.2Moderate
283.2Moderate
293.1Moderate
303.1Moderate
313.1Moderate
Planning a trip in December

Hazard calendar for Shādegān

In seasonPeak

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

Shādegān sees seasonal dust haze (March–July), heaviest in May.

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

Is December a good time to visit Shādegān?

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

7.4
Sightseeing
3rd-best month of the year
4.1
Beach & pool
6th-best month of the year

December is one of the better times to visit Shādegān for general sightseeing.

What to pack for Shādegān in December

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

In December, Shādegān sees daytime highs around 20°C and nights near 10°C. Little to plan around — just the basics. About 6 days see rain.

UV index in Shādegān in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 3 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Shādegān peaks around July 14 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highVery highHighModerateJul 14UV 10Jan 1UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5High
Apr6High
May7High
Jun10Very high
Jul10Extreme
Aug9Very high
Sep6High
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Shādegān 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 Shādegān is worst in May — around 55 µg/m³ PM2.5 (unhealthy), and holds fairly steady the rest of the year.

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorPoorMay 1055 µg/m³Nov 1045 µg/m³
PM2.5 (µg/m³)Level
Jan50Poor
Feb50Poor
Mar53Poor
Apr54Poor
May55Unhealthy
Jun45Poor
Jul46Poor
Aug45Poor
Sep46Poor
Oct45Poor
Nov45Poor
Dec49Poor
Location & terrain

Where is Shādegān?

Shādegān sits at 30.6°N, 48.7°E, 10 m above sea level, in Iran. The nearest listed city is Chamrān, 48 km away.

Topography around Shādegān

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

Within 3 km, the terrain around Shādegān has only modest variations in elevation — a maximum elevation change of 8 m around an average of 5 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 12 m; within 80 km, only modest variations in elevation — a maximum elevation change of 166 m.

The land around Shādegān is covered by bare terrain (44%) and artificial surfaces (26%) within 3 km, cropland (36%) and bare terrain (27%) within 16 km, and bare terrain (56%) and cropland (21%) within 80 km.

3 km
8 m
16 km
12 m
80 km
166 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
December weather nearby: Chamrān 48 km · Bandar-e Emam Khomeyni 48 km · Abadan 49 km · Bandar-e Māhshahr 51 km · Khorramshahr 52 km · Kūt-e ‘Abdollāh 66 km · Ahvaz 75 km · Rāmshīr 76 km

Iran travel facts

Travel advisory
Level 4
Do Not Travel
Power plugs
Type C / F
220 V · 50 Hz
Prices
≈ 352% of US
price level, 2025
GDP per capita
$3,924
2025
Happiness
5.2 / 10
World Happiness, 2025
Safe drinking water
94%
of population, 2024
Homicide rate
2.4
per 100k, 2014
Road deaths
21.5
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 492
Religion
Muslim 99%Christian 1%Baha'i 0%agnostic 0%

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 Shādegān (30.6492°, 48.665°, 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. 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).