Angarsk weather in December

In December, Angarsk sees average daytime highs of -13°C and overnight lows near -22°C, with 8 mm of precipitation across 3.1 wet days and about 7.5 hours of daylight. It is the 11th-warmest and 10th-wettest month of the year here.

Highs ease over the month, from about -11°C in the first days to -15°C by the end. The sky is clear or mostly clear about 21% of the time in December, and the air most often feels dry.

Daylight stretches from about 7 h 48 min at the start of December to 7 h 30 min by month's end. Set against the rest of the year, December is Angarsk's 12th-clearest and 11th-windiest month. For the whole year in context, see Angarsk's year-round climate.

Daytime high
-13°
11th warmest
Overnight low
-22°
3rd coldest
Precipitation
8 mm
3.1 wet days
Daylight
7 h 24 min
9:18 AM – 4:43 PM
Cloud cover
69%
12th clearest
Wind
8 km/h
11th windiest
Solar energy
0.9 kWh/m²
Travel score
0.0
out of 10

Angarsk is city in Irkutsk Oblast, Russia.

Density
827/km²
people per km²
Founded
1948

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 -15°C by the end.

A typical December day in Angarsk reaches about -13°C in the afternoon and slips back to -22°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between -22°C and -6°C. Set against its neighbours, December runs about 9°C cooler than November and about 2°C warmer than January.

-30°-20°-10°151015202531
Avg high (°C)Avg low (°C)
1-10-19
2-11-19
3-11-20
4-11-20
5-11-20
6-12-20
7-12-20
8-12-21
9-12-21
10-12-21
11-13-21
12-13-21
13-13-22
14-13-22
15-13-22
16-13-22
17-13-22
18-13-22
19-14-22
20-14-22
21-14-23
22-14-23
23-14-23
24-14-23
25-14-23
26-15-23
27-15-24
28-15-24
29-15-24
30-15-24
31-15-24

How December really feels in Angarsk

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
31 feel bitter (≤ -10°C)

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

Angarsk weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-15° / -25°41.32.680.0
Feb-9° / -22°41.32.89.50.0
Mar / -13°82.93.711.50.0
Apr10° / -3°195.52.513.62.6
May18° / 348.20.615.55.9
Jun24° / 11°599.8016.56.8
Jul25° / 14°8211.8016.16.4
Aug23° / 12°8511014.56.5
Sep16° / 519.70.312.44.9
Oct / -4°185.12.810.31.2
Nov-5° / -13°103.54.68.50.0
Dec-13° / -22°83.14.47.50.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 21% of the time in December, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 15% of December, with mostly cloudy or overcast conditions the remaining 64%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13070
23169
33169
43070
53169
63169
73169
83169
93169
103268
113367
123367
133466
143466
153565
163664
173664
183664
193763
203862
213961
223961
234060
244060
254060
264060
274159
284159
294258
304258
314357

Chance of precipitation in December

Any precipitationSnow

Angarsk gets around 8 mm of rain and snow 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 precipitation averages around 10% and peaks near 11% on the wettest days, and about 4 days bring snow.

0%10%20%30%151015202531
Rain chance (%)Snow chance (%)
11015
21014
31014
41014
51014
61114
71115
81115
91115
101115
111115
121115
131115
141115
151115
161115
171115
181015
191015
201014
21914
22914
23913
24813
25813
26813
27812
28712
29712
30712
31611

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 8 km/h in December.

Across December, daily wind ranges from about 8 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 7 h 48 min at the start of December to 7 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over December. Sunrise moves from 9:01 AM to 9:23 AM, and sunset from 4:47 PM to 4:52 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
17.89:014:47
27.79:024:47
37.79:044:46
47.79:054:46
57.69:064:45
67.69:074:45
77.69:094:44
87.69:104:44
97.59:114:44
107.59:124:44
117.59:134:43
127.59:144:43
137.59:154:43
147.59:164:43
157.49:174:43
167.49:184:43
177.49:184:44
187.49:194:44
197.49:204:44
207.49:204:45
217.49:214:45
227.49:214:45
237.49:224:46
247.49:224:46
257.49:224:47
267.49:234:48
277.49:234:48
287.49:234:49
297.49:234:50
307.59:234:51
317.59:234:52

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 0.9 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 0.9 kWh/m² to a high of 6.12 kWh/m² in June across the year — December's 0.9 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
11.0Dim
21.0Dim
31.0Dim
41.0Dim
51.0Dim
60.9Dim
70.9Dim
80.9Dim
90.9Dim
100.9Dim
110.9Dim
120.9Dim
130.9Dim
140.9Dim
150.9Dim
160.9Dim
170.9Dim
180.9Dim
190.9Dim
200.9Dim
210.9Dim
220.9Dim
230.9Dim
240.9Dim
250.9Dim
260.9Dim
270.9Dim
280.9Dim
290.9Dim
300.9Dim
311.0Dim
Planning a trip in December

Is December a good time to visit Angarsk?

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

0.0
Sightseeing
8th-best month of the year
0.0
Beach & pool
8th-best month of the year

December is a weaker month for outdoor sightseeing in Angarsk.

What to pack for Angarsk in December

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

In December, Angarsk sees daytime highs around -13°C and nights near -22°C. Pack a warm layer and a heavy coat. About 3 days see rain.

a warm layera heavy coat

UV index in Angarsk in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 1. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Angarsk peaks around July 12 at about 6 (high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 19 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJul 12UV 6Dec 19UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar2Moderate
Apr5Moderate
May5High
Jun6High
Jul7High
Aug5Moderate
Sep4Moderate
Oct2Low
Nov1Low
Dec1Low

Air quality in Angarsk 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 Angarsk is worst in May — around 22 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (November, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodMay 1621 µg/m³Nov 1510 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb15Moderate
Mar13Moderate
Apr17Moderate
May22Moderate
Jun16Moderate
Jul18Moderate
Aug18Moderate
Sep11Good
Oct12Good
Nov10Good
Dec12Good
Location & terrain

Where is Angarsk?

Angarsk sits at 52.6°N, 103.9°E, 430 m above sea level, in Russia. The nearest listed city is Usol’ye-Sibirskoye, 28 km away.

Topography around Angarsk

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

Within 3 km, the terrain around Angarsk has only modest variations in elevation — a maximum elevation change of 43 m around an average of 427 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 195 m; within 80 km, large variations in elevation — a maximum elevation change of 957 m.

The land around Angarsk is covered by trees (41%) and artificial surfaces (39%) within 3 km, trees (50%) and grassland (32%) within 16 km, and trees (68%) within 80 km.

3 km
43 m
16 km
195 m
80 km
957 m
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Usol’ye-Sibirskoye 28 km · Irkutsk 39 km · Shelekhov 40 km · Markova 44 km · Cheremkhovo 86 km · Slyudyanka 101 km · Baykal’sk 117 km · Zima 196 km

Russia travel facts

Travel advisory
Level 4
Do Not Travel
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 32% of US
price level, 2025
GDP per capita
$17,547
2025
Happiness
5.8 / 10
World Happiness, 2025
Safe drinking water
76%
of population, 2024
Homicide rate
6.8
per 100k, 2021
Road deaths
12
per 100k/yr, 2019
Income group
High
World Bank
English
Moderate
EF EPI 521
Religion
other Christian 2%

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 Angarsk (52.5597°, 103.9141°, elevation 430 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).