Sayanogorsk weather in December

In December, Sayanogorsk sees average daytime highs of -9°C and overnight lows near -18°C, with 23 mm of precipitation across 7 wet days and about 7.4 hours of daylight. It is the 11th-warmest and 9th-wettest month of the year here.

Highs ease over the month, from about -8°C in the first days to -11°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 42 min at the start of December to 7 h 24 min by month's end. Set against the rest of the year, December is Sayanogorsk's 11th-clearest and 3rd-windiest month. For the whole year in context, see Sayanogorsk's year-round climate.

Daytime high
-9°
11th warmest
Overnight low
-18°
3rd coldest
Precipitation
23 mm
7 wet days
Daylight
7 h 18 min
9:11 AM – 4:30 PM
Cloud cover
72%
11th clearest
Wind
8 km/h
3rd windiest
Solar energy
0.74 kWh/m²
Travel score
0.0
out of 10

Sayanogorsk is human settlement in Khakas Republic, Russia.

Density
2,628/km²
people per km²
Founded
1830

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 -11°C by the end.

A typical December day in Sayanogorsk reaches about -9°C in the afternoon and slips back to -18°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between -18°C and -2°C. Set against its neighbours, December runs about 7°C cooler than November and about 2°C warmer than January.

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

How December really feels in Sayanogorsk

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.

Sayanogorsk weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-11° / -21°124.16.77.90.0
Feb-7° / -19°124.15.79.50.0
Mar / -11°236.57.211.50.0
Apr10° / -2°5511.76.513.62.0
May16° / 9014.42.315.54.5
Jun22° / 10°11215.3016.65.7
Jul23° / 13°12815.6016.25.9
Aug21° / 11°13016.9014.55.4
Sep15° / 8813.8112.44.1
Oct / -2°5310.86.210.31.1
Nov-3° / -11°359.410.38.40.0
Dec-9° / -18°2379.37.40.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 21% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 9% of December, with mostly cloudy or overcast conditions the remaining 71%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12377
22476
32476
42377
52476
62476
72575
82674
92773
102773
112872
122971
133070
143070
153169
163169
173367
183367
193367
203367
213367
223367
233367
243367
253268
263268
273268
283268
293268
303169
313070

Chance of precipitation in December

Any precipitationSnow

Sayanogorsk gets around 23 mm of rain and snow over 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 22% and peaks near 29% on the wettest days, and about 9 days bring snow. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
12937
22936
32836
42835
52735
62734
72634
82633
92532
102532
112431
122330
132329
142229
152128
162128
172027
181927
191926
201926
211826
221826
231826
241826
251826
261726
271726
281726
291626
301626
311625

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 42 min at the start of December to 7 h 24 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 8:54 AM to 9:16 AM, and sunset from 4:34 PM to 4:39 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
17.78:544:34
27.68:554:34
37.68:574:33
47.68:584:33
57.58:594:32
67.59:004:32
77.59:024:31
87.59:034:31
97.49:044:31
107.49:054:31
117.49:064:30
127.49:074:30
137.49:084:30
147.49:094:30
157.39:104:30
167.39:114:30
177.39:114:31
187.39:124:31
197.39:134:31
207.39:134:31
217.39:144:32
227.39:144:32
237.39:154:33
247.39:154:33
257.39:164:34
267.39:164:35
277.39:164:35
287.39:164:36
297.39:164:37
307.49:164:38
317.49:164:39

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 0.74 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 0.74 kWh/m² to a high of 6.03 kWh/m² in June across the year — December's 0.74 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
10.8Dim
20.8Dim
30.8Dim
40.8Dim
50.8Dim
60.8Dim
70.8Dim
80.8Dim
90.8Dim
100.8Dim
110.8Dim
120.8Dim
130.7Dim
140.7Dim
150.7Dim
160.7Dim
170.7Dim
180.7Dim
190.7Dim
200.7Dim
210.7Dim
220.7Dim
230.7Dim
240.7Dim
250.8Dim
260.8Dim
270.8Dim
280.8Dim
290.8Dim
300.8Dim
310.8Dim
Planning a trip in December

Hazard calendar for Sayanogorsk

In seasonPeak

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

Sayanogorsk's rainy season runs May–September, when most of the year's rain falls.

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

Is December a good time to visit Sayanogorsk?

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
7th-best month of the year

December is a weaker month for outdoor sightseeing in Sayanogorsk.

What to pack for Sayanogorsk in December

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

In December, Sayanogorsk sees daytime highs around -9°C and nights near -18°C. Pack a warm layer and a heavy coat. About 7 days see rain.

a warm layera heavy coat

UV index in Sayanogorsk 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 Sayanogorsk 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 20 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 20UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar2Moderate
Apr4Moderate
May6High
Jun6High
Jul6High
Aug6High
Sep4Moderate
Oct2Low
Nov1Low
Dec1Low

Air quality in Sayanogorsk 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 Sayanogorsk is worst in April — around 15 µg/m³ PM2.5 (moderate), about 4.0× the cleanest month (December, 4 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1515 µg/m³Dec 154 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb10Good
Mar11Good
Apr15Moderate
May9Good
Jun10Good
Jul12Good
Aug9Good
Sep7Good
Oct6Good
Nov6Good
Dec4Good
Location & terrain

Where is Sayanogorsk?

Sayanogorsk sits at 53.1°N, 91.4°E, 314 m above sea level, in Russia. The nearest listed city is Shushenskoye, 43 km away.

Topography around Sayanogorsk

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

Within 3 km, the terrain around Sayanogorsk has only modest variations in elevation — a maximum elevation change of 70 m around an average of 320 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 888 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,056 m.

The land around Sayanogorsk is covered by grassland (42%), trees (26%) and artificial surfaces (22%) within 3 km, grassland (47%) and trees (45%) within 16 km, and trees (52%) and grassland (38%) within 80 km.

3 km
70 m
16 km
888 m
80 km
2,056 m
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Shushenskoye 43 km · Abakan 68 km · Minusinsk 70 km · Chernogorsk 81 km · Abaza 101 km · Mezhdurechensk 231 km · Tashtagol 239 km · Myski 249 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 Sayanogorsk (53.0998°, 91.4074°, elevation 314 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).