Slyudyanka weather in August

In August, Slyudyanka sees average daytime highs of 19°C and overnight lows near 10°C, with 131 mm of precipitation across 15.8 wet days and about 14.4 hours of daylight. It is the 2nd-warmest and 2nd-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 24% of the time in August, and the air most often feels dry.

Daylight stretches from about 15 h 18 min at the start of August to 13 h 30 min by month's end. Set against the rest of the year, August is Slyudyanka's 9th-clearest and 9th-windiest month. For the whole year in context, see Slyudyanka's year-round climate.

Daytime high
19°
2nd warmest
Overnight low
10°
11th coldest
Precipitation
131 mm
15.8 wet days
Daylight
14 h 24 min
5:57 AM – 8:22 PM
Cloud cover
66%
9th clearest
Wind
7 km/h
9th windiest
Solar energy
4.56 kWh/m²
Travel score
5.3
out of 10

Slyudyanka is town in Slyudyansky District, Irkutsk Oblast, Russia.

Density
495/km²
people per km²
Founded
1899

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

Temperature in August

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 August day in Slyudyanka reaches about 19°C in the afternoon and slips back to 10°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 14°C and 24°C. Set against its neighbours, August runs about 2°C cooler than July and about 6°C warmer than September.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
12111
22111
32111
42011
52011
62011
72011
82011
92011
102010
112010
122010
132010
142010
152010
161910
171910
181910
19199
20199
21199
22199
23199
24189
25188
26188
27188
28188
29188
30177
31177

How August really feels in Slyudyanka

Once humidity and wind are folded in, August 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

August sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Slyudyanka weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-14° / -25°72.74.58.10.0
Feb-10° / -22°82.94.19.60.0
Mar-2° / -15°226.67.711.50.0
Apr / -5°389.98.413.60.9
May14° / 6412.34.315.33.9
Jun19° / 10014.50.216.35.4
Jul21° / 11°13316.3015.95.4
Aug19° / 10°13115.8014.45.3
Sep14° / 8313.42.812.43.6
Oct / -4°358.57.310.40.7
Nov-5° / -14°216.688.60.0
Dec-12° / -21°124.36.17.70.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 24% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 14% of August, with mostly cloudy or overcast conditions the remaining 62%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13664
23565
33565
43664
53565
63664
73763
83565
93664
103664
113763
123763
133862
143862
153961
163961
173961
183961
193961
203961
213961
223961
234060
244060
254060
264060
274060
283961
293961
304060
314060

Chance of precipitation in August

Any precipitationSnow

Slyudyanka gets around 131 mm of rain and snow over 15.8 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 51% and peaks near 54% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)Snow chance (%)
1540
2540
3540
4530
5530
6530
7530
8530
9530
10520
11520
12520
13510
14510
15510
16500
17500
18500
19500
20500
21500
22500
23490
24490
25490
26491
27491
28491
29481
30481
31482

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the dry band about 70% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1454591
2474491
3484381
4494280
5524170
6534070
7543970
8573760
9583660
10613450
11633250
12643150
13662950
14682840
15702640
16722530
17732430
18742330
19762220
20782020
21791920
22811810
23821710
24841510
25851410
26861310
27871210
28891010
2991900
3092800
3193700

Wind in August

Winds average 7 km/h in August.

Across August, daily wind ranges from about 6 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 15 h 18 min at the start of August to 13 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 108 minutes over August. Sunrise moves from 5:33 AM to 6:21 AM, and sunset from 8:50 PM to 7:49 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.35:338:50
215.25:348:48
315.25:368:46
415.15:378:45
515.15:398:43
615.05:408:41
715.05:428:39
814.95:448:38
914.85:458:36
1014.85:478:34
1114.75:488:32
1214.75:508:30
1314.65:528:28
1414.55:538:26
1514.55:558:24
1614.45:578:22
1714.45:588:20
1814.36:008:18
1914.26:018:16
2014.26:038:14
2114.16:058:11
2214.06:068:09
2314.06:088:07
2413.96:108:05
2513.96:118:03
2613.86:138:01
2713.76:157:58
2813.76:167:56
2913.66:187:54
3013.56:207:51
3113.56:217:49

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.56 kWh/m².

For context, solar energy here swings from a low near 0.92 kWh/m² to a high of 5.99 kWh/m² in May across the year — August's 4.56 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.8Bright
44.8Bright
54.8Bright
64.8Bright
74.8Bright
84.7Bright
94.7Bright
104.7Bright
114.7Bright
124.7Bright
134.6Bright
144.6Bright
154.6Bright
164.6Bright
174.5Bright
184.5Bright
194.5Bright
204.5Bright
214.4Bright
224.4Bright
234.4Bright
244.3Bright
254.3Bright
264.3Bright
274.2Bright
284.2Bright
294.2Bright
304.1Bright
314.1Bright
Planning a trip in August

Hazard calendar for Slyudyanka

In seasonPeak

In August, Slyudyanka sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Slyudyanka'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 August a good time to visit Slyudyanka?

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

5.3
Sightseeing
3rd-best month of the year
2.4
Beach & pool
3rd-best month of the year

August is a reasonable time to visit Slyudyanka for sightseeing.

What to pack for Slyudyanka in August

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

In August, Slyudyanka sees daytime highs around 19°C and nights near 10°C. Pack rain gear. Worth having: sun protection. About 16 days see rain.

rain gearsun protection

UV index in Slyudyanka in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Slyudyanka peaks around July 12 at about 7 (very 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighHighModerateLowJul 12UV 7Dec 19UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr6High
May6High
Jun7High
Jul7Very high
Aug5High
Sep4Moderate
Oct2Low
Nov1Low
Dec1Low

Air quality in Slyudyanka in August

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Slyudyanka is worst in July — around 18 µg/m³ PM2.5 (moderate), about 3.9× the cleanest month (November, 5 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodGoodModerateGoodJul 1317 µg/m³Nov 185 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb8Good
Mar9Good
Apr12Moderate
May10Good
Jun15Moderate
Jul18Moderate
Aug10Good
Sep6Good
Oct5Good
Nov5Good
Dec5Good
Location & terrain

Where is Slyudyanka?

Slyudyanka sits at 51.7°N, 103.7°E, 477 m above sea level, in Russia. The nearest listed city is Baykal’sk, 34 km away.

Topography around Slyudyanka

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

Within 3 km, the terrain around Slyudyanka has significant variations in elevation — a maximum elevation change of 463 m around an average of 534 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,435 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,201 m.

The land around Slyudyanka is covered by trees (50%) and water (34%) within 3 km, trees (74%) and water (22%) within 16 km, and trees (74%) within 80 km.

3 km
463 m
16 km
1,435 m
80 km
2,201 m
treesgrasslandartificial surfaceswatermoss and lichen
August weather nearby: Baykal’sk 34 km · Shelekhov 67 km · Markova 70 km · Irkutsk 81 km · Angarsk 101 km · Usol’ye-Sibirskoye 121 km · Cheremkhovo 171 km · Gusinoozyorsk 198 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 Slyudyanka (51.6621°, 103.71°, elevation 477 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).