Khorramabad weather in December

In December, Khorramabad sees average daytime highs of 10°C and overnight lows near -1°C, with 89 mm of precipitation across 8.8 wet days and about 9.8 hours of daylight. It is the 10th-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 11°C in the first days to 8°C by the end. The sky is clear or mostly clear about 45% 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 48 min by month's end. Set against the rest of the year, December is Khorramabad's 9th-clearest and 11th-windiest month. For the whole year in context, see Khorramabad's year-round climate.

Daytime high
10°
10th warmest
Overnight low
-1°
3rd coldest
Precipitation
89 mm
8.8 wet days
Daylight
9 h 48 min
7:19 AM – 5:06 PM
Cloud cover
47%
9th clearest
Wind
6 km/h
11th windiest
Solar energy
2.82 kWh/m²
Travel score
2.2
out of 10

Khorramabad is city in Lorestan 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 11°C in the first days to 8°C by the end.

A typical December day in Khorramabad reaches about 10°C in the afternoon and slips back to -1°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 5°C and 14°C. Set against its neighbours, December runs about 5°C cooler than November and about 3°C warmer than January.

-10°10°20°151015202531
Avg high (°C)Avg low (°C)
1121
2110
3110
4110
5110
6110
7110
8100
9100
10100
11100
1210-1
1310-1
1410-1
1510-1
169-1
179-1
189-1
199-1
209-1
219-2
229-2
239-2
249-2
259-2
269-2
279-2
289-2
298-2
308-2
318-2

How December really feels in Khorramabad

Once humidity and wind are folded in, December averages 0 days that feel above 32°C and 31 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
31
wind chill below the day's low

The story in December is cold — wind chill drags the overnight "feels like" below the raw low.

Khorramabad weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -4°9610.46.9100.8
Feb / -2°9010.65.810.81.7
Mar13° / 10711.42.511.73.7
Apr18° / 799.7012.86.1
May25° / 10°224.5013.78.0
Jun32° / 14°10.3014.25.5
Jul36° / 18°00.10143.0
Aug35° / 17°00013.23.3
Sep31° / 13°10.2012.26.4
Oct24° / 243.4011.28.4
Nov15° / 667.90.210.35.0
Dec10° / -1°898.839.82.2

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 45% 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 41%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16337
26238
36139
46139
56040
65941
75941
85941
95842
105743
115743
125743
135743
145743
155743
165743
175743
185842
195842
205842
215842
225842
235941
245941
255941
266040
276040
286040
296040
306040
316040

Chance of precipitation in December

Any precipitationSnow

Khorramabad gets around 89 mm of rain and snow over 8.8 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 29% and peaks near 31% on the wettest days, and about 3 days bring snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
1295
2295
3296
4296
5307
6307
7308
8309
9319
103110
113110
123110
133111
143111
153011
163011
173011
182911
192911
202911
212811
222811
232711
242711
252711
262711
272712
282712
292712
302813
312813

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 (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in December

Winds average 6 km/h in December.

Across December, daily wind ranges from about 6 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 9 h 54 min at the start of December to 9 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 7:08 AM to 7:25 AM, and sunset from 5:05 PM to 5:14 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.97:085:05
29.97:095:04
39.97:105:04
49.97:115:04
59.97:115:04
69.97:125:05
79.97:135:05
89.97:145:05
99.87:145:05
109.87:155:05
119.87:165:05
129.87:165:05
139.87:175:06
149.87:185:06
159.87:185:06
169.87:195:06
179.87:205:07
189.87:205:07
199.87:215:08
209.87:215:08
219.87:225:08
229.87:225:09
239.87:235:09
249.87:235:10
259.87:245:10
269.87:245:11
279.87:245:12
289.87:255:12
299.87:255:13
309.87:255:13
319.87:255:14

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 2.82 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 2.82 kWh/m² to a high of 8.07 kWh/m² in June across the year — December's 2.82 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
13.0Moderate
23.0Moderate
32.9Moderate
42.9Moderate
52.9Moderate
62.9Moderate
72.9Moderate
82.8Moderate
92.8Moderate
102.8Moderate
112.8Moderate
122.8Moderate
132.8Moderate
142.8Moderate
152.8Moderate
162.8Moderate
172.8Moderate
182.8Moderate
192.8Moderate
202.8Moderate
212.8Moderate
222.8Moderate
232.8Moderate
242.8Moderate
252.8Moderate
262.9Moderate
272.9Moderate
282.9Moderate
292.9Moderate
302.9Moderate
312.9Moderate
Planning a trip in December

Hazard calendar for Khorramabad

In seasonPeak

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

Khorramabad's rainy season runs November–April, when most of the year's rain falls.

Khorramabad sees seasonal dust haze (May), heaviest in May.

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

Is December a good time to visit Khorramabad?

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

2.2
Sightseeing
10th-best month of the year
0.0
Beach & pool
10th-best month of the year

December is a weaker month for outdoor sightseeing in Khorramabad.

What to pack for Khorramabad in December

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

In December, Khorramabad sees daytime highs around 10°C and nights near -1°C. Pack a warm layer. Worth having: rain gear. About 9 days see rain.

a warm layerrain gear

UV index in Khorramabad in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Khorramabad peaks around July 24 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 13 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJul 24UV 11Jan 13UV 3
UV index (midday)Level
Jan3Moderate
Feb6High
Mar6High
Apr7Very high
May10Extreme
Jun11Extreme
Jul11Extreme
Aug11Extreme
Sep8Very high
Oct7High
Nov4Moderate
Dec4Moderate

Air quality in Khorramabad 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 Khorramabad is worst in April — around 38 µg/m³ PM2.5 (poor), about 1.8× the cleanest month (December, 21 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateApr 1837 µg/m³Dec 1121 µg/m³
PM2.5 (µg/m³)Level
Jan23Moderate
Feb27Moderate
Mar34Moderate
Apr38Poor
May36Poor
Jun28Moderate
Jul28Moderate
Aug24Moderate
Sep25Moderate
Oct25Moderate
Nov22Moderate
Dec21Moderate
Location & terrain

Where is Khorramabad?

Khorramabad sits at 33.5°N, 48.4°E, 1,182 m above sea level, in Iran. The nearest listed city is Aleshtar, 43 km away.

Topography around Khorramabad

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

Within 3 km, the terrain around Khorramabad has large variations in elevation — a maximum elevation change of 819 m around an average of 1,296 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,527 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,349 m.

The land around Khorramabad is covered by artificial surfaces (48%) and grassland (35%) within 3 km, grassland (52%) and cropland (35%) within 16 km, and grassland (66%) and cropland (22%) within 80 km.

3 km
819 m
16 km
1,527 m
80 km
3,349 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Aleshtar 43 km · Borūjerd 58 km · Dorūd 65 km · Kūhdasht 69 km · Poldokhtar 71 km · Nūrābād 74 km · Nahāvand 78 km · Darreh Shahr 98 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 Khorramabad (33.4878°, 48.3558°, elevation 1,182 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).