Poronaysk weather in August

In August, Poronaysk sees average daytime highs of 19°C and overnight lows near 13°C, with 109 mm of rain across 12 wet days and about 14.2 hours of daylight. It is the 1st-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 19°C through the month. The sky is clear or mostly clear about 19% of the time in August, and the air most often feels dry.

Daylight stretches from about 15 hours at the start of August to 13 h 18 min by month's end. Set against the rest of the year, August is Poronaysk's 11th-clearest and 10th-windiest month. For the whole year in context, see Poronaysk's year-round climate.

Daytime high
19°
1st warmest
Overnight low
13°
12th coldest
Rainfall
109 mm
12 wet days
Daylight
14 h 12 min
5:25 AM – 7:38 PM
Cloud cover
71%
11th clearest
Wind
11 km/h
10th windiest
Solar energy
4.04 kWh/m²
Travel score
5.6
out of 10

Poronaysk is human settlement in Poronaysky District, Sakhalin Oblast, Russia.

Density
303/km²
people per km²
Founded
1869

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

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 19°C through the month.

A typical August day in Poronaysk reaches about 19°C in the afternoon and slips back to 13°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 14°C and 23°C. Set against its neighbours, August runs about 1°C warmer than July and about 3°C warmer than September.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
11913
21913
31913
41913
51913
61913
71913
81913
91913
101913
111913
121913
131913
141913
151913
161913
171913
181913
191913
201913
211913
221913
231913
241912
251912
261912
271912
281912
291812
301812
311812

How August really feels in Poronaysk

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.

Poronaysk weather by month

How August compares with the rest of the year at a glance. August 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-11° / -19°4267.58.50.0
Feb-10° / -19°295.46.49.80.0
Mar-4° / -12°538.19.311.60.0
Apr / -4°75109.113.40.1
May / 7410.53.415.12.0
Jun14° / 599.2015.94.0
Jul17° / 11°809.1015.65.4
Aug19° / 13°10912014.25.6
Sep16° / 10511.6012.44.8
Oct / 10911.2210.51.8
Nov-0° / -7°708.57.58.90.0
Dec-9° / -16°546.67.88.10.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 19% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 12% of August, with mostly cloudy or overcast conditions the remaining 68%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12476
22575
32674
42674
52872
62872
72872
82971
92971
102971
113070
123070
133070
143070
153070
163169
173268
183268
193268
203367
213466
223466
233565
243664
253763
263664
273763
283763
293862
303862
313961

Chance of precipitation in August

Any precipitation

Poronaysk gets around 109 mm of rain over 12 wet days in August, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 38% and peaks near 41% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
135
235
336
436
536
636
737
837
938
1038
1139
1239
1340
1440
1541
1641
1741
1841
1941
2041
2140
2240
2340
2439
2539
2638
2738
2838
2937
3037
3137

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 46% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
14139182
24039182
34039192
44038193
53938203
63937203
73937204
84036204
94036204
104135204
114135204
124234204
134234204
144334194
154434194
164434183
174535173
184635163
194735162
204736152
214836142
224936141
235036131
245036131
255136121
265236111
275435101
285535100
29563590
30583480
31593470

Wind in August

Winds average 11 km/h in August.

Across August, daily wind ranges from about 10 km/h on the calmest days to 11 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
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in August

DaylightNight

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

Days shrink by about 102 minutes over August. Sunrise moves from 5:04 AM to 5:47 AM, and sunset from 8:03 PM to 7:08 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.05:048:03
214.95:058:02
314.95:078:00
414.85:087:59
514.85:097:57
614.75:117:56
714.75:127:54
814.65:147:52
914.65:157:51
1014.55:177:49
1114.55:187:47
1214.45:197:46
1314.45:217:44
1414.35:227:42
1514.35:247:40
1614.25:257:38
1714.25:277:36
1814.15:287:34
1914.05:307:32
2014.05:317:31
2113.95:337:29
2213.95:347:27
2313.85:367:25
2413.85:377:23
2513.75:397:20
2613.65:407:18
2713.65:417:16
2813.55:437:14
2913.55:447:12
3013.45:467:10
3113.35:477:08

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.04 kWh/m².

For context, solar energy here swings from a low near 1.25 kWh/m² to a high of 5.28 kWh/m² in April across the year — August's 4.04 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
14.2Bright
24.2Bright
34.1Bright
44.1Bright
54.1Bright
64.1Bright
74.1Bright
84.1Bright
94.1Bright
104.1Bright
114.0Bright
124.0Bright
134.0Bright
144.0Moderate
154.0Moderate
164.0Moderate
173.9Moderate
183.9Moderate
193.9Moderate
203.9Moderate
213.9Moderate
223.9Moderate
233.9Moderate
243.9Moderate
253.9Moderate
263.9Moderate
273.9Moderate
283.9Moderate
293.9Moderate
303.9Moderate
313.8Moderate
Planning a trip in August

Is August a good time to visit Poronaysk?

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

5.6
Sightseeing
1st-best month of the year
2.2
Beach & pool
1st-best month of the year

August is a reasonable time to visit Poronaysk for sightseeing.

What to pack for Poronaysk in August

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

In August, Poronaysk sees daytime highs around 19°C and nights near 13°C. Worth packing: rain gear. About 12 days see rain.

rain gear

Sea temperature near Poronaysk in August

The nearest coast averages about 16°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 16°C and coldest in February near -1°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°C)Comfort
Jan0Bracing
Feb0Bracing
Mar0Bracing
Apr1Bracing
May4Bracing
Jun8Bracing
Jul13Bracing
Aug16Cool
Sep14Bracing
Oct10Bracing
Nov5Bracing
Dec2Bracing

UV index in Poronaysk in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August 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 Poronaysk peaks around August 10 at about 7 (high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 17 at about 1 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowAug 10UV 7Dec 17UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar2Moderate
Apr4Moderate
May5Moderate
Jun7High
Jul7High
Aug7High
Sep4Moderate
Oct3Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Poronaysk?

Poronaysk sits at 49.2°N, 143.1°E, 7 m above sea level, in Russia. The nearest listed city is Sovetskaya Gavan’, 206 km away.

Topography around Poronaysk

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

Within 3 km, the terrain around Poronaysk has only modest variations in elevation — a maximum elevation change of 13 m around an average of 3 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 256 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,304 m.

The land around Poronaysk is covered by water (38%) and trees (29%) within 3 km, water (44%), trees (29%) and wetland (21%) within 16 km, and trees (61%) and water (26%) within 80 km.

3 km
13 m
16 km
256 m
80 km
1,304 m
treesgrasslandartificial surfacesbare terrainwaterwetland
August weather nearby: Sovetskaya Gavan’ 206 km · Vanino 207 km · Yuzhno-Sakhalinsk 253 km · Kholmsk 254 km · Korsakov 288 km · Nevel’sk 297 km · Wakkanai 437 km · Makubetsu 439 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 Poronaysk (49.2204°, 143.0912°, elevation 7 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).