Qaşr-e Shīrīn weather in December

In December, Qaşr-e Shīrīn sees average daytime highs of 17°C and overnight lows near 7°C, with 81 mm of rain across 7.9 wet days and about 9.7 hours of daylight. It is the 10th-warmest and 2nd-wettest month of the year here.

Highs ease over the month, from about 19°C in the first days to 16°C by the end. The sky is clear or mostly clear about 50% of the time in December, and the air most often feels dry.

Daylight stretches from about 9 h 54 min at the start of December to 9 h 42 min by month's end. Set against the rest of the year, December is Qaşr-e Shīrīn's 11th-clearest and 12th-windiest month. For the whole year in context, see Qaşr-e Shīrīn's year-round climate.

Daytime high
17°
10th warmest
Overnight low
3rd coldest
Rainfall
81 mm
7.9 wet days
Daylight
9 h 42 min
7:33 AM – 5:15 PM
Cloud cover
44%
11th clearest
Wind
7 km/h
12th windiest
Solar energy
2.68 kWh/m²
Travel score
5.9
out of 10

Qaşr-e Shīrīn is city in Kermanshah Province, Iran.

Founded
~650 CE

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 19°C in the first days to 16°C by the end.

A typical December day in Qaşr-e Shīrīn reaches about 17°C in the afternoon and slips back to 7°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 12°C and 21°C. Set against its neighbours, December runs about 6°C cooler than November and about 2°C warmer than January.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
1198
2198
3198
4188
5188
6188
7188
8188
9187
10177
11177
12177
13177
14177
15177
16177
17167
18167
19166
20166
21166
22166
23166
24166
25166
26166
27166
28166
29166
30166
31166

How December really feels in Qaşr-e Shīrīn

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.

Qaşr-e Shīrīn 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
Jan15° / 899.2104.8
Feb17° / 718.610.75.7
Mar22° / 10°727.611.77.3
Apr28° / 15°455.712.86.9
May35° / 20°112.113.83.2
Jun41° / 25°00.114.30.1
Jul44° / 28°00.114.10.0
Aug44° / 27°0013.30.0
Sep40° / 23°00.212.20.7
Oct32° / 18°222.411.14.8
Nov23° / 11°595.810.27.7
Dec17° / 817.99.75.9

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 50% 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 36%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16535
26535
36535
46436
56436
66337
76337
86337
96238
106238
116238
126238
136238
146238
156238
166337
176337
186337
196337
206337
216436
226436
236436
246436
256535
266535
276535
286535
296535
306535
316535

Chance of precipitation in December

Any precipitation

Qaşr-e Shīrīn gets around 81 mm of rain over 7.9 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 26% and peaks near 28% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
123
223
324
424
525
626
726
827
927
1027
1128
1228
1328
1428
1527
1627
1727
1826
1926
2026
2125
2225
2324
2424
2524
2624
2724
2824
2924
3025
3125

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 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1991
2991
3991
4991
5991
6991
7991
8991
9991
10991
11991
12991
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
241000
251000
261000
271000
281000
291000
301000
311000

Wind in December

Winds average 7 km/h in December, the calmest month.

Across December, daily wind ranges from about 7 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 9 h 54 min at the start of December to 9 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over December. Sunrise moves from 7:22 AM to 7:39 AM, and sunset from 5:13 PM to 5:22 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.97:225:13
29.87:235:13
39.87:235:13
49.87:245:13
59.87:255:13
69.87:265:13
79.87:275:13
89.87:275:13
99.87:285:13
109.77:295:13
119.77:305:14
129.77:305:14
139.77:315:14
149.77:325:14
159.77:325:15
169.77:335:15
179.77:335:15
189.77:345:16
199.77:355:16
209.77:355:16
219.77:365:17
229.77:365:17
239.77:375:18
249.77:375:18
259.77:375:19
269.77:385:19
279.77:385:20
289.77:385:21
299.77:395:21
309.77:395:22
319.77:395:22

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 2.68 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 2.68 kWh/m² to a high of 7.98 kWh/m² in June across the year — December's 2.68 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.9Moderate
22.9Moderate
32.8Moderate
42.8Moderate
52.8Moderate
62.8Moderate
72.8Moderate
82.7Moderate
92.7Moderate
102.7Moderate
112.7Moderate
122.7Moderate
132.7Moderate
142.7Moderate
152.6Moderate
162.6Moderate
172.6Moderate
182.6Moderate
192.6Moderate
202.6Moderate
212.6Moderate
222.7Moderate
232.7Moderate
242.7Moderate
252.7Moderate
262.7Moderate
272.7Moderate
282.7Moderate
292.7Moderate
302.7Moderate
312.7Moderate
Planning a trip in December

Hazard calendar for Qaşr-e Shīrīn

In seasonPeak

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

Qaşr-e Shīrīn sees seasonal dust haze (April–May), heaviest in May.

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

Is December a good time to visit Qaşr-e Shīrīn?

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

5.9
Sightseeing
4th-best month of the year
1.4
Beach & pool
8th-best month of the year

December is a reasonable time to visit Qaşr-e Shīrīn for sightseeing.

What to pack for Qaşr-e Shīrīn in December

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

In December, Qaşr-e Shīrīn sees daytime highs around 17°C and nights near 7°C. Worth packing: a warm layer. About 8 days see rain.

a warm layer

UV index in Qaşr-e Shīrīn in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 3. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Qaşr-e Shīrīn peaks around June 13 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 15 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJun 13UV 10Jan 15UV 3
UV index (midday)Level
Jan3Moderate
Feb3Moderate
Mar4Moderate
Apr6High
May9Very high
Jun10Very high
Jul7High
Aug10Very high
Sep7High
Oct5High
Nov4Moderate
Dec3Moderate

Air quality in Qaşr-e Shīrīn 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 Qaşr-e Shīrīn is worst in May — around 43 µg/m³ PM2.5 (poor), and holds fairly steady the rest of the year.

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateMay 1343 µg/m³Nov 2331 µg/m³
PM2.5 (µg/m³)Level
Jan33Moderate
Feb35Moderate
Mar41Poor
Apr41Poor
May43Poor
Jun39Poor
Jul36Poor
Aug35Poor
Sep34Moderate
Oct35Poor
Nov31Moderate
Dec31Moderate
Location & terrain

Where is Qaşr-e Shīrīn?

Qaşr-e Shīrīn sits at 34.5°N, 45.6°E, 363 m above sea level, in Iran. The nearest listed city is Khānaqīn, 25 km away.

Topography around Qaşr-e Shīrīn

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Qaşr-e Shīrīn.

Within 3 km, the terrain around Qaşr-e Shīrīn has only modest variations in elevation — a maximum elevation change of 123 m around an average of 372 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 745 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,549 m.

The land around Qaşr-e Shīrīn is covered by grassland (38%) and bare terrain (28%) within 3 km, grassland (59%) and cropland (23%) within 16 km, and grassland (56%) and bare terrain (21%) within 80 km.

3 km
123 m
16 km
745 m
80 km
2,549 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Khānaqīn 25 km · Sarpol-e Z̄ahāb 27 km · Kelar 27 km · Kifrī 60 km · Halabja 82 km · Al Miqdādīyah 84 km · Mandalī 85 km · Javānrūd 89 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 Qaşr-e Shīrīn (34.5156°, 45.5791°, elevation 363 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).