Lār weather in December

In December, Lār sees average daytime highs of 19°C and overnight lows near 8°C, with 35 mm of rain across 3.1 wet days and about 10.3 hours of daylight. It is the 10th-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 20°C in the first days to 18°C by the end. The sky is clear or mostly clear about 71% of the time in December, and the air most often feels dry.

Daylight stretches from about 10 h 24 min at the start of December to 10 h 18 min by month's end. Set against the rest of the year, December is Lār's 8th-clearest and 12th-windiest month. For the whole year in context, see Lār's year-round climate.

Daytime high
19°
10th warmest
Overnight low
2nd coldest
Rainfall
35 mm
3.1 wet days
Daylight
10 h 18 min
6:41 AM – 4:57 PM
Cloud cover
26%
8th clearest
Wind
4 km/h
12th windiest
Solar energy
3.9 kWh/m²
Travel score
7.7
out of 10

Lār is city in Fars 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 20°C in the first days to 18°C by the end.

A typical December day in Lār reaches about 19°C in the afternoon and slips back to 8°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 23°C. Set against its neighbours, December runs about 5°C cooler than November and about 2°C warmer than January.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
12110
22110
32010
42010
52010
6209
7209
8209
9209
10199
11199
12199
13199
14198
15198
16198
17198
18198
19198
20198
21198
22188
23188
24188
25188
26187
27187
28187
29187
30187
31187

How December really feels in Lār

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.

Lār 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 daysDaylight (hours)Travel score
Jan17° / 41510.46.4
Feb19° / 364117.4
Mar23° / 12°404.411.88.2
Apr29° / 17°81.512.67.2
May35° / 23°10.413.43.6
Jun39° / 26°00.113.71.0
Jul40° / 28°3113.60.3
Aug39° / 27°41.6130.9
Sep36° / 24°10.312.22.9
Oct31° / 19°10.311.36.4
Nov24° / 13°101.510.68.8
Dec19° / 353.110.37.7

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 71% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 10% of December, with mostly cloudy or overcast conditions the remaining 19%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18119
28119
38119
48020
58020
68020
77921
87921
97921
107921
117921
127921
137921
148020
158119
168119
178119
188218
198218
208218
218317
228317
238317
248317
258317
268317
278218
288218
298119
307921
317921

Chance of precipitation in December

Any precipitation

Lār gets around 35 mm of rain over 3.1 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 10% and peaks near 12% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
110
211
311
411
511
611
712
812
912
1012
1112
1212
1312
1411
1511
1611
1710
1810
1910
2010
219
229
239
249
258
268
279
289
299
3010
3110

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 4 km/h in December, the calmest month.

Across December, daily wind ranges from about 4 km/h on the calmest days to 4 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm
314calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 10 h 24 min at the start of December to 10 h 18 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 6:31 AM to 6:48 AM, and sunset from 4:54 PM to 5:04 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.46:314:54
210.46:324:54
310.46:334:54
410.36:334:54
510.36:344:54
610.36:354:54
710.36:354:54
810.36:364:54
910.36:374:55
1010.36:374:55
1110.36:384:55
1210.36:394:55
1310.36:394:56
1410.36:404:56
1510.36:404:56
1610.36:414:57
1710.36:424:57
1810.36:424:57
1910.26:434:58
2010.26:434:58
2110.26:444:59
2210.26:444:59
2310.26:454:59
2410.26:455:00
2510.26:465:01
2610.36:465:01
2710.36:465:02
2810.36:475:02
2910.36:475:03
3010.36:475:03
3110.36:485:04

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 3.9 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 3.9 kWh/m² to a high of 7.9 kWh/m² in May across the year — December's 3.9 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.0Bright
24.0Bright
34.0Bright
44.0Moderate
54.0Moderate
64.0Moderate
73.9Moderate
83.9Moderate
93.9Moderate
103.9Moderate
113.9Moderate
123.9Moderate
133.9Moderate
143.9Moderate
153.9Moderate
163.9Moderate
173.9Moderate
183.9Moderate
193.9Moderate
203.9Moderate
213.9Moderate
223.9Moderate
233.9Moderate
243.9Moderate
253.9Moderate
263.9Moderate
273.9Moderate
283.9Moderate
293.9Moderate
303.9Moderate
313.9Moderate
Planning a trip in December

Hazard calendar for Lār

In seasonPeak

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

Lār sees seasonal dust haze (July), heaviest in July.

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

Is December a good time to visit Lār?

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

7.7
Sightseeing
3rd-best month of the year
3.3
Beach & pool
10th-best month of the year

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

What to pack for Lār in December

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

In December, Lār sees daytime highs around 19°C and nights near 8°C. Little to plan around — just the basics. About 3 days see rain.

UV index in Lār 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 Lār peaks around June 15 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highHighModerateJun 15UV 12Dec 21UV 4
UV index (midday)Level
Jan5Moderate
Feb8Very high
Mar9Very high
Apr9Very high
May11Extreme
Jun12Extreme
Jul11Extreme
Aug10Extreme
Sep10Very high
Oct8Very high
Nov6High
Dec4Moderate

Air quality in Lār 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 Lār is worst in July — around 50 µg/m³ PM2.5 (poor), about 2.2× the cleanest month (November, 23 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateJul 1748 µg/m³Nov 1923 µg/m³
PM2.5 (µg/m³)Level
Jan25Moderate
Feb28Moderate
Mar33Moderate
Apr39Poor
May39Poor
Jun35Moderate
Jul50Poor
Aug38Poor
Sep32Moderate
Oct27Moderate
Nov23Moderate
Dec24Moderate
Location & terrain

Where is Lār?

Lār sits at 27.7°N, 54.3°E, 818 m above sea level, in Iran. The nearest listed city is Gerāsh, 20 km away.

JahromDārābLamerdKīsh

Topography around Lār

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

Within 3 km, the terrain around Lār has only modest variations in elevation — a maximum elevation change of 162 m around an average of 831 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,212 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,969 m.

The land around Lār is covered by bare terrain (57%) and artificial surfaces (25%) within 3 km, bare terrain (86%) within 16 km, and bare terrain (93%) within 80 km.

3 km
162 m
16 km
1,212 m
80 km
1,969 m
treesshrubscroplandartificial surfacesbare terrain
December weather nearby: Gerāsh 20 km · Evaz 34 km · Ḩājjīābād 75 km · Khonj 92 km · Jahrom 119 km · Dārāb 120 km · Lamerd 121 km · Kīsh 129 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 Lār (27.6834°, 54.3417°, elevation 818 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).