Slyudyanka weather in July

In July, Slyudyanka sees average daytime highs of 21°C and overnight lows near 11°C, with 133 mm of rain across 16.3 wet days and about 15.9 hours of daylight. It is the 1st-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 21°C through the month. The sky is clear or mostly clear about 20% of the time in July, and the air most often feels dry.

Daylight stretches from about 16 h 24 min at the start of July to 15 h 18 min by month's end. Set against the rest of the year, July is Slyudyanka's 12th-clearest and 10th-windiest month. For the whole year in context, see Slyudyanka's year-round climate.

Daytime high
21°
1st warmest
Overnight low
11°
12th coldest
Rainfall
133 mm
16.3 wet days
Daylight
16 hours
5:11 AM – 9:11 PM
Cloud cover
69%
12th clearest
Wind
6 km/h
10th windiest
Solar energy
5.34 kWh/m²
Travel score
5.4
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 July

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 21°C through the month.

A typical July day in Slyudyanka reaches about 21°C in the afternoon and slips back to 11°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 16°C and 25°C. Set against its neighbours, July runs about 2°C warmer than June and about 2°C warmer than August.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12110
22110
32111
42111
52111
62111
72111
82111
92111
102111
112111
122111
132111
142112
152112
162112
172112
182112
192112
202112
212112
222112
232112
242112
252112
262112
272112
282111
292111
302111
312111

How July really feels in Slyudyanka

Once humidity and wind are folded in, July 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

July 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 July compares with the rest of the year at a glance. July is the 1st-warmest and 1st-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 July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 20% of the time in July, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 15% of July, with mostly cloudy or overcast conditions the remaining 65%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13466
23466
33466
43466
53466
63664
73664
83565
93466
103565
113565
123565
133565
143565
153565
163565
173466
183466
193466
203466
213466
223466
233367
243367
253466
263565
273565
283565
293565
303565
313664

Chance of precipitation in July

Any precipitation

Slyudyanka gets around 133 mm of rain over 16.3 wet days in July, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 53% and peaks near 54% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
154
254
353
453
552
652
752
852
952
1052
1152
1252
1352
1452
1552
1652
1752
1853
1953
2053
2153
2253
2353
2454
2554
2654
2754
2854
2954
3054
3154

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the dry band about 44% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1613270
2603370
3583570
4563680
5543880
6523990
7514090
84842100
94643111
104543111
114344121
124245121
134146131
144046131
153946141
163846151
173846151
183746151
193746161
203746161
213845161
223845151
233945151
243945151
254045141
264045131
274145131
284146121
294246111
304345111
314445101

Wind in July

Winds average 6 km/h in July.

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

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 16 h 24 min at the start of July to 15 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 66 minutes over July. Sunrise moves from 4:57 AM to 5:31 AM, and sunset from 9:20 PM to 8:51 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
116.44:579:20
216.44:589:19
316.34:599:19
416.34:599:19
516.35:009:18
616.35:019:18
716.35:029:17
816.25:039:17
916.25:049:16
1016.25:049:16
1116.25:059:15
1216.15:079:14
1316.15:089:13
1416.15:099:12
1516.05:109:12
1616.05:119:11
1716.05:129:10
1815.95:139:09
1915.95:159:07
2015.85:169:06
2115.85:179:05
2215.85:189:04
2315.75:209:03
2415.75:219:01
2515.65:239:00
2615.65:248:59
2715.55:258:57
2815.55:278:56
2915.45:288:54
3015.45:308:53
3115.35:318:51

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 5.34 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 — July's 5.34 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.7Bright
45.6Bright
55.6Bright
65.6Bright
75.6Bright
85.6Bright
95.6Bright
105.5Bright
115.5Bright
125.5Bright
135.5Bright
145.4Bright
155.4Bright
165.4Bright
175.3Bright
185.3Bright
195.3Bright
205.2Bright
215.2Bright
225.2Bright
235.1Bright
245.1Bright
255.1Bright
265.0Bright
275.0Bright
285.0Bright
295.0Bright
304.9Bright
314.9Bright
Planning a trip in July

Hazard calendar for Slyudyanka

In seasonPeak

In July, 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 July a good time to visit Slyudyanka?

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

5.4
Sightseeing
1st-best month of the year
3.3
Beach & pool
1st-best month of the year

July is a reasonable time to visit Slyudyanka for sightseeing.

What to pack for Slyudyanka in July

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

In July, Slyudyanka sees daytime highs around 21°C and nights near 11°C. Pack rain gear. Worth having: sun protection. About 16 days see rain.

rain gearsun protection

UV index in Slyudyanka in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 7 — 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 July

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where July 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
July 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).