Sayansk weather in August

In August, Sayansk sees average daytime highs of 22°C and overnight lows near 11°C, with 75 mm of rain across 10.9 wet days and about 14.6 hours of daylight. It is the 3rd-warmest and 2nd-wettest month of the year here.

Highs ease over the month, from about 24°C in the first days to 19°C by the end. The sky is clear or mostly clear about 25% of the time in August, and the air most often feels dry.

Daylight stretches from about 15 h 36 min at the start of August to 13 h 36 min by month's end. Set against the rest of the year, August is Sayansk's 1st-clearest and 8th-windiest month. For the whole year in context, see Sayansk's year-round climate.

Daytime high
22°
3rd warmest
Overnight low
11°
11th coldest
Rainfall
75 mm
10.9 wet days
Daylight
14 h 42 min
5:56 AM – 8:35 PM
Cloud cover
63%
1st clearest
Wind
9 km/h
8th windiest
Solar energy
4.7 kWh/m²
Travel score
6.4
out of 10

Sayansk is Hy.

Density
530/km²
people per km²
Founded
1970

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 24°C in the first days to 19°C by the end.

A typical August day in Sayansk reaches about 22°C in the afternoon and slips back to 11°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 16°C and 27°C. Set against its neighbours, August runs about 3°C cooler than July and about 7°C warmer than September.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
12413
22413
32413
42413
52313
62313
72312
82312
92312
102312
112312
122312
132212
142212
152211
162211
172211
182211
192111
202111
212110
222110
232110
242010
252010
26209
27209
28199
29199
30198
31198

How August really feels in Sayansk

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.

Sayansk weather by month

How August compares with the rest of the year at a glance. August is the 3rd-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-17° / -25°624.27.70.0
Feb-11° / -22°62.23.99.40.0
Mar-1° / -14°103.24.411.50.0
Apr / -3°2263.313.71.7
May17° / 399.10.915.75.2
Jun23° / 10°6610.8016.86.5
Jul24° / 13°8012.1016.46.5
Aug22° / 11°7510.9014.66.4
Sep14° / 5510.20.612.54.1
Oct / -4°226.53.710.20.6
Nov-7° / -15°144.96.68.30.0
Dec-15° / -23°134.26.67.20.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 25% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 17% of August, with mostly cloudy or overcast conditions the remaining 58%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14159
24258
34258
44258
54258
64258
74159
84159
94258
104258
114159
124159
134159
144159
154159
164159
174258
184258
194357
204357
214357
224357
234357
244357
254258
264258
274258
284258
294159
304159
314159

Chance of precipitation in August

Any precipitation

Sayansk gets around 75 mm of rain over 10.9 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 36% and peaks near 38% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
138
237
337
436
536
636
735
835
935
1035
1135
1235
1335
1435
1535
1635
1735
1835
1935
2035
2135
2235
2335
2435
2535
2636
2736
2836
2936
3036
3136

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 (%)
1454014
2474013
3483912
4513811
5523810
655369
756359
858348
960337
1062326
1164315
1265305
1367294
1468284
1569274
1671263
1772253
1874242
1976222
2077212
2178202
2280191
2382171
2483161
2584151
2687130
2788120
2889110
299190
309280
319460

Wind in August

Winds average 9 km/h in August.

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

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 15 h 36 min at the start of August to 13 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 120 minutes over August. Sunrise moves from 5:29 AM to 6:23 AM, and sunset from 9:06 PM to 7:59 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.65:299:06
215.65:319:04
315.55:329:02
415.45:349:00
515.45:368:58
615.35:388:56
715.25:398:54
815.25:418:52
915.15:438:50
1015.15:458:48
1115.05:478:46
1214.95:488:44
1314.95:508:42
1414.85:528:40
1514.75:548:37
1614.75:568:35
1714.65:578:33
1814.55:598:31
1914.56:018:28
2014.46:038:26
2114.36:058:24
2214.26:078:21
2314.26:088:19
2414.16:108:17
2514.06:128:14
2614.06:148:12
2713.96:168:09
2813.86:188:07
2913.76:208:04
3013.76:218:02
3113.66:237:59

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.7 kWh/m².

For context, solar energy here swings from a low near 0.69 kWh/m² to a high of 6.1 kWh/m² in June across the year — August's 4.7 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.2Bright
45.1Bright
55.1Bright
65.1Bright
75.0Bright
85.0Bright
95.0Bright
104.9Bright
114.9Bright
124.8Bright
134.8Bright
144.8Bright
154.7Bright
164.7Bright
174.6Bright
184.6Bright
194.6Bright
204.5Bright
214.5Bright
224.4Bright
234.4Bright
244.3Bright
254.3Bright
264.3Bright
274.2Bright
284.2Bright
294.1Bright
304.1Bright
314.0Bright
Planning a trip in August

Is August a good time to visit Sayansk?

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

6.4
Sightseeing
3rd-best month of the year
4.2
Beach & pool
3rd-best month of the year

August is a reasonable time to visit Sayansk for sightseeing.

What to pack for Sayansk in August

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

In August, Sayansk sees daytime highs around 22°C and nights near 11°C. Worth packing: rain gear and sun protection. About 11 days see rain.

rain gearsun protection

UV index in Sayansk 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 Sayansk peaks around July 11 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 0 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJul 11UV 6Dec 19UV 0
UV index (midday)Level
Jan1Low
Feb1Low
Mar2Low
Apr4Moderate
May5High
Jun6High
Jul6High
Aug5Moderate
Sep4Moderate
Oct2Low
Nov1Low
Dec0Low

Air quality in Sayansk 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 Sayansk is worst in May — around 24 µg/m³ PM2.5 (moderate), about 8.2× the cleanest month (December, 3 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodMay 1223 µg/m³Dec 143 µg/m³
PM2.5 (µg/m³)Level
Jan5Good
Feb6Good
Mar7Good
Apr21Moderate
May24Moderate
Jun12Good
Jul15Moderate
Aug13Moderate
Sep7Good
Oct7Good
Nov4Good
Dec3Good
Location & terrain

Where is Sayansk?

Sayansk sits at 54.1°N, 102.2°E, 553 m above sea level, in Russia. The nearest listed city is Zima, 23 km away.

Topography around Sayansk

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

Within 3 km, the terrain around Sayansk has only modest variations in elevation — a maximum elevation change of 133 m around an average of 543 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 215 m; within 80 km, significant variations in elevation — a maximum elevation change of 464 m.

The land around Sayansk is covered by trees (88%) within 3 km, trees (67%) and grassland (24%) within 16 km, and trees (63%) and grassland (22%) within 80 km.

3 km
133 m
16 km
215 m
80 km
464 m
treesgrasslandcroplandartificial surfaceswater
August weather nearby: Zima 23 km · Tulun 115 km · Cheremkhovo 123 km · Usol’ye-Sibirskoye 180 km · Angarsk 208 km · Nizhneudinsk 221 km · Bratsk 227 km · Vikhorevka 232 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 Sayansk (54.1129°, 102.1777°, elevation 553 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).