Aznā weather in December

In December, Aznā sees average daytime highs of 6°C and overnight lows near -4°C, with 63 mm of precipitation across 7.7 wet days and about 9.8 hours of daylight. It is the 10th-warmest and 5th-wettest month of the year here.

Highs ease over the month, from about 8°C in the first days to 4°C by the end. The sky is clear or mostly clear about 43% 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 Aznā's 11th-clearest and 11th-windiest month. For the whole year in context, see Aznā's year-round climate.

Daytime high
10th warmest
Overnight low
-4°
3rd coldest
Precipitation
63 mm
7.7 wet days
Daylight
9 h 48 min
7:15 AM – 5:02 PM
Cloud cover
49%
11th clearest
Wind
6 km/h
11th windiest
Solar energy
3.12 kWh/m²
Travel score
0.4
out of 10

Aznā 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 8°C in the first days to 4°C by the end.

A typical December day in Aznā reaches about 6°C in the afternoon and slips back to -4°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 0°C and 11°C. Set against its neighbours, December runs about 6°C cooler than November and about 4°C warmer than January.

-10°10°151015202531
Avg high (°C)Avg low (°C)
18-2
28-2
38-3
47-3
57-3
67-3
77-3
87-3
96-4
106-4
116-4
126-4
136-4
146-4
155-4
165-5
175-5
185-5
195-5
205-5
215-5
225-5
235-5
245-5
255-5
265-5
274-5
284-6
294-6
304-6
314-6

How December really feels in Aznā

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.

Aznā weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -7°729.19100.0
Feb / -6°7298.810.80.1
Mar / -1°9210.37.711.71.8
Apr15° / 66101.312.84.7
May21° / 225.8013.77.6
Jun29° / 14°20.7014.27.7
Jul32° / 17°10.30145.3
Aug32° / 17°10.1013.25.7
Sep27° / 12°10.3012.28.5
Oct20° / 174011.27.8
Nov12° / 557.42.510.33.5
Dec / -4°637.779.80.4

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 43% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 16% of December, with mostly cloudy or overcast conditions the remaining 42%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16139
26139
36040
45941
55842
65842
75743
85743
95644
105545
115644
125644
135644
145743
155743
165743
175743
185842
195842
205842
215941
225941
236040
246040
256139
266040
276040
286139
296040
306040
315941

Chance of precipitation in December

Any precipitationSnow

Aznā gets around 63 mm of rain and snow over 7.7 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 25% and peaks near 28% on the wettest days, and about 7 days bring snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
12619
22620
32721
42721
52722
62823
72823
82824
92824
102825
112825
122825
132825
142825
152725
162725
172725
182624
192524
202523
212423
222322
232222
242221
252121
262121
272121
282122
292222
302222
312223

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 7:04 AM to 7:21 AM, and sunset from 5:00 PM to 5:10 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.97:045:00
29.97:045:00
39.97:055:00
49.97:065:00
59.97:075:00
69.97:085:00
79.97:085:00
89.97:095:00
99.87:105:00
109.87:115:01
119.87:115:01
129.87:125:01
139.87:135:01
149.87:135:02
159.87:145:02
169.87:155:02
179.87:155:02
189.87:165:03
199.87:165:03
209.87:175:04
219.87:175:04
229.87:185:05
239.87:185:05
249.87:195:06
259.87:195:06
269.87:195:07
279.87:205:07
289.87:205:08
299.87:205:08
309.87:215:09
319.87:215:10

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 3.12 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 3.12 kWh/m² to a high of 7.97 kWh/m² in June across the year — December's 3.12 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.2Moderate
23.2Moderate
33.2Moderate
43.1Moderate
53.1Moderate
63.1Moderate
73.1Moderate
83.1Moderate
93.1Moderate
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
253.2Moderate
263.2Moderate
273.2Moderate
283.2Moderate
293.2Moderate
303.2Moderate
313.2Moderate
Planning a trip in December

Is December a good time to visit Aznā?

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

0.4
Sightseeing
10th-best month of the year
0.0
Beach & pool
9th-best month of the year

December is a weaker month for outdoor sightseeing in Aznā.

What to pack for Aznā in December

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

In December, Aznā sees daytime highs around 6°C and nights near -4°C. Pack a warm layer and a heavy coat. About 8 days see rain.

a warm layera heavy coat

UV index in Aznā 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 Aznā peaks around July 20 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 11 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 highModerateJul 20UV 12Jan 11UV 3
UV index (midday)Level
Jan3Moderate
Feb6High
Mar7High
Apr7Very high
May11Extreme
Jun11Extreme
Jul12Extreme
Aug12Extreme
Sep9Very high
Oct7Very high
Nov4Moderate
Dec4Moderate

Air quality in Aznā 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 Aznā is worst in April — around 37 µg/m³ PM2.5 (poor), about 1.8× the cleanest month (December, 20 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateApr 1837 µg/m³Dec 1320 µg/m³
PM2.5 (µg/m³)Level
Jan22Moderate
Feb26Moderate
Mar32Moderate
Apr37Poor
May34Moderate
Jun26Moderate
Jul28Moderate
Aug22Moderate
Sep24Moderate
Oct24Moderate
Nov21Moderate
Dec20Moderate
Location & terrain

Where is Aznā?

Aznā sits at 33.5°N, 49.5°E, 1,862 m above sea level, in Iran. The nearest listed city is Alīgūdarz, 23 km away.

Topography around Aznā

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

Within 3 km, the terrain around Aznā has only modest variations in elevation — a maximum elevation change of 208 m around an average of 1,889 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,401 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,378 m.

The land around Aznā is covered by cropland (40%), grassland (30%) and artificial surfaces (20%) within 3 km, cropland (55%) and grassland (32%) within 16 km, and grassland (49%) and cropland (28%) within 80 km.

3 km
208 m
16 km
1,401 m
80 km
3,378 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
December weather nearby: Alīgūdarz 23 km · Dorūd 37 km · Shāzand 53 km · Khomeyn 61 km · Mahājerān 66 km · Karahrūd 69 km · Arāk 74 km · Golpāyegān 77 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 Aznā (33.4564°, 49.4565°, elevation 1,862 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).