Baykal’sk weather in January

In January, Baykal’sk sees average daytime highs of -13°C and overnight lows near -18°C, with 11 mm of precipitation across 4.1 wet days and about 8.1 hours of daylight. It is the 12th-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near -13°C through the month. The sky is clear or mostly clear about 33% of the time in January, and the air most often feels dry.

Daylight stretches from about 7 h 42 min at the start of January to 8 h 48 min by month's end. Set against the rest of the year, January is Baykal’sk's 4th-clearest and 10th-windiest month. For the whole year in context, see Baykal’sk's year-round climate.

Daytime high
-13°
12th warmest
Overnight low
-18°
1st coldest
Precipitation
11 mm
4.1 wet days
Daylight
8 h 06 min
9:10 AM – 5:15 PM
Cloud cover
59%
4th clearest
Wind
10 km/h
10th windiest
Solar energy
1.34 kWh/m²
Travel score
0.0
out of 10

Baykal’sk is town in Slyudyansky District, Irkutsk Oblast, Russia.

Density
19/km²
people per km²
Founded
1961

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near -13°C through the month.

A typical January day in Baykal’sk reaches about -13°C in the afternoon and slips back to -18°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between -19°C and -7°C. Set against its neighbours, January runs about 4°C cooler than December and about 3°C cooler than February.

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

How January really feels in Baykal’sk

Once humidity and wind are folded in, January 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 January is cold — wind chill drags the overnight "feels like" below the raw low.

Baykal’sk weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-13° / -18°114.16.98.10.0
Feb-10° / -16°103.55.39.60.0
Mar-4° / -10°226.57.611.50.0
Apr / -3°358.77.813.50.1
May10° / 6010.84.515.32.0
Jun16° / 9613.10.416.34.4
Jul18° / 13°15115.5015.95.2
Aug18° / 13°16215.70.114.45.1
Sep13° / 11314.33.512.43.3
Oct / 5510.98.410.40.7
Nov-2° / -7°4412.214.28.60.0
Dec-8° / -13°278.9127.70.0

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 33% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 14% of January, with mostly cloudy or overcast conditions the remaining 53%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13961
24159
34159
44258
54357
64456
74654
84555
94654
104753
114654
124654
134654
144753
154654
164654
174753
184753
194753
204753
214852
224852
234852
244951
255050
265050
275149
285248
295347
305446
315347

Chance of precipitation in January

Any precipitationSnow

Baykal’sk gets around 11 mm of rain and snow over 4.1 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 13% and peaks near 19% on the wettest days, and about 7 days bring snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
11928
21827
31726
41725
51624
61524
71523
81422
91321
101321
111220
121220
131220
141220
151220
161220
171220
181220
191221
201221
211221
221222
231222
241222
251221
261221
271221
281220
291220
301120
311120

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

Most of January feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, January 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 January

Winds average 10 km/h in January.

Across January, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 7 h 42 min at the start of January to 8 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 66 minutes over January. Sunrise moves from 9:16 AM to 8:54 AM, and sunset from 4:57 PM to 5:40 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
17.79:164:57
27.79:164:58
37.79:164:59
47.79:165:00
57.89:165:01
67.89:165:02
77.89:155:03
87.89:155:04
97.99:145:06
107.99:145:07
117.99:135:08
127.99:135:10
138.09:125:11
148.09:125:12
158.09:115:14
168.19:105:15
178.19:095:17
188.29:095:18
198.29:085:20
208.29:075:21
218.39:065:23
228.39:055:24
238.49:045:26
248.49:035:28
258.59:025:29
268.59:005:31
278.68:595:33
288.68:585:34
298.78:575:36
308.78:555:38
318.88:545:40

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 1.34 kWh/m².

For context, solar energy here swings from a low near 0.87 kWh/m² to a high of 6.2 kWh/m² in May across the year — January's 1.34 kWh/m² sits near the bottom.

00.511.522.5151015202531
Solar energy (kWh/m²)Level
11.0Dim
21.0Dim
31.1Dim
41.1Dim
51.1Dim
61.1Dim
71.1Dim
81.1Dim
91.2Dim
101.2Dim
111.2Dim
121.2Dim
131.3Dim
141.3Dim
151.3Dim
161.3Dim
171.4Dim
181.4Dim
191.4Dim
201.4Dim
211.5Dim
221.5Dim
231.5Dim
241.6Dim
251.6Dim
261.6Dim
271.7Dim
281.7Dim
291.8Dim
301.8Dim
311.8Dim
Planning a trip in January

Hazard calendar for Baykal’sk

In seasonPeak

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

Baykal’sk's rainy season runs June–September, when most of the year's rain falls.

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

Is January a good time to visit Baykal’sk?

Our two travel scores rate January 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
6th-best month of the year

January is a weaker month for outdoor sightseeing in Baykal’sk.

What to pack for Baykal’sk in January

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

In January, Baykal’sk sees daytime highs around -13°C and nights near -18°C. Pack a warm layer and a heavy coat. About 4 days see rain.

a warm layera heavy coat

UV index in Baykal’sk in January

LowModerateHighVery highExtreme

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

Under clear skies, the midday UV index in Baykal’sk peaks around July 12 at about 7 (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 7Dec 19UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr6High
May6High
Jun6High
Jul7High
Aug5High
Sep4Moderate
Oct2Low
Nov1Low
Dec1Low

Air quality in Baykal’sk in January

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where January falls, not just the annual average.

Air quality in Baykal’sk is worst in June — around 17 µg/m³ PM2.5 (moderate), about 3.7× the cleanest month (November, 5 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJun 1916 µg/m³Nov 205 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb8Good
Mar9Good
Apr12Good
May11Good
Jun17Moderate
Jul14Moderate
Aug12Good
Sep6Good
Oct5Good
Nov5Good
Dec5Good
Location & terrain

Where is Baykal’sk?

Baykal’sk sits at 51.5°N, 104.1°E, 495 m above sea level, in Russia. The nearest listed city is Slyudyanka, 34 km away.

Topography around Baykal’sk

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

Within 3 km, the terrain around Baykal’sk has significant variations in elevation — a maximum elevation change of 541 m around an average of 537 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,663 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,962 m.

The land around Baykal’sk is covered by trees (67%) and water (23%) within 3 km, trees (51%) and water (44%) within 16 km, and trees (68%) within 80 km.

3 km
541 m
16 km
1,663 m
80 km
1,962 m
treesgrasslandartificial surfacesbare terrainwatermoss and lichen
January weather nearby: Slyudyanka 34 km · Markova 77 km · Shelekhov 78 km · Irkutsk 87 km · Angarsk 117 km · Usol’ye-Sibirskoye 142 km · Gusinoozyorsk 166 km · Cheremkhovo 195 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 Baykal’sk (51.515°, 104.1402°, elevation 495 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).