Chernobyl weather in August

In August, Chernobyl sees average daytime highs of 25°C and overnight lows near 15°C, with 58 mm of rain across 9.4 wet days and about 14.4 hours of daylight. It is the 2nd-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 26°C in the first days to 23°C by the end. The sky is clear or mostly clear about 36% of the time in August, and the air most often feels dry.

Daylight stretches from about 15 h 12 min at the start of August to 13 h 24 min by month's end. Set against the rest of the year, August is Chernobyl's 1st-clearest and 11th-windiest month. For the whole year in context, see Chernobyl's year-round climate.

Daytime high
25°
2nd warmest
Overnight low
15°
11th coldest
Rainfall
58 mm
9.4 wet days
Daylight
14 h 24 min
4:52 AM – 7:15 PM
Cloud cover
52%
1st clearest
Wind
11 km/h
11th windiest
Solar energy
4.68 kWh/m²
Travel score
7.0
out of 10

Chernobyl is partially abandoned city in Kyiv Oblast, Ukraine.

Density
63/km²
people per km²
Founded
1193

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 26°C in the first days to 23°C by the end.

A typical August day in Chernobyl reaches about 25°C in the afternoon and slips back to 15°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 30°C. Set against its neighbours, August runs about 1°C cooler than July and about 6°C warmer than September.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
12616
22616
32616
42616
52616
62616
72616
82616
92616
102615
112515
122515
132515
142515
152515
162515
172515
182515
192514
202414
212414
222414
232414
242414
252314
262313
272313
282313
292313
302213
312213

How August really feels in Chernobyl

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.

Chernobyl weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-2° / -6°368.96.98.20.0
Feb-0° / -5°338.46.49.60.0
Mar / -1°409.8511.50.4
Apr14° / 4290.613.54.0
May20° / 11°5911.2015.36.2
Jun24° / 14°6511016.36.8
Jul25° / 16°7712.5015.96.5
Aug25° / 15°589.4014.47.0
Sep19° / 10°558.5012.46.1
Oct12° / 478.80.210.43.1
Nov / 418.63.28.70.3
Dec-0° / -4°449.76.27.70.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 36% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 20% of August, with mostly cloudy or overcast conditions the remaining 43%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16040
26040
36040
46040
55941
65941
75941
85941
95941
105842
115941
125941
135941
145941
155941
165842
175842
185743
195743
205743
215644
225545
235644
245545
255446
265347
275347
285248
295149
305149
314951

Chance of precipitation in August

Any precipitation

Chernobyl gets around 58 mm of rain over 9.4 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 30% and peaks near 32% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
132
232
332
431
531
631
731
831
930
1030
1130
1229
1329
1429
1529
1629
1729
1829
1929
2029
2129
2229
2329
2430
2530
2630
2731
2831
2931
3031
3131

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 42% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
119353610
22135359
32235349
42435338
52535328
62734317
72934316
83034306
93234296
103333285
113533285
123633274
133732264
143932264
154032254
164131244
174331234
184431223
194631203
204731193
214931183
225031163
235231152
245431132
255531122
265631112
275831101
28603181
29623071
30633061
31642961

Wind in August

Winds average 11 km/h in August.

Across August, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712calm
2812calm
2912calm
3012light breeze
3112light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 15 h 12 min at the start of August to 13 h 24 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 4:28 AM to 5:16 AM, and sunset from 7:42 PM to 6:42 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.24:287:42
215.24:307:41
315.14:317:39
415.14:337:37
515.04:347:36
615.04:367:34
714.94:377:32
814.94:397:30
914.84:407:28
1014.74:427:27
1114.74:447:25
1214.64:457:23
1314.64:477:21
1414.54:487:19
1514.44:507:17
1614.44:527:15
1714.34:537:13
1814.34:557:11
1914.24:567:09
2014.14:587:07
2114.15:007:05
2214.05:017:02
2314.05:037:00
2413.95:046:58
2513.85:066:56
2613.85:086:54
2713.75:096:51
2813.65:116:49
2913.65:136:47
3013.55:146:45
3113.45:166:42

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.68 kWh/m².

For context, solar energy here swings from a low near 0.57 kWh/m² to a high of 5.76 kWh/m² in June across the year — August's 4.68 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
124.9Bright
134.8Bright
144.8Bright
154.8Bright
164.7Bright
174.7Bright
184.6Bright
194.6Bright
204.5Bright
214.5Bright
224.5Bright
234.4Bright
244.3Bright
254.3Bright
264.2Bright
274.2Bright
284.1Bright
294.0Bright
304.0Moderate
313.9Moderate
Planning a trip in August

Is August a good time to visit Chernobyl?

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

7.0
Sightseeing
1st-best month of the year
6.1
Beach & pool
1st-best month of the year

August is one of the better times to visit Chernobyl for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Chernobyl in August

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

In August, Chernobyl sees daytime highs around 25°C and nights near 15°C. Worth packing: light clothes, rain gear and sun protection. About 9 days see rain.

light clothesrain gearsun protection

UV index in Chernobyl in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Chernobyl peaks around June 23 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJun 23UV 7Dec 17UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar2Moderate
Apr4Moderate
May4Moderate
Jun7High
Jul7High
Aug6High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Chernobyl?

Chernobyl sits at 51.3°N, 30.2°E, 0 m above sea level, in Ukraine. The nearest listed city is Slavutych, 45 km away.

NovozavodskyiMasanyHostomelChernihivVyshhorodBuchaDesnyanskyi

Topography around Chernobyl

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

Within 3 km, the terrain around Chernobyl has only modest variations in elevation — a maximum elevation change of 42 m around an average of 113 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 67 m; within 80 km, only modest variations in elevation — a maximum elevation change of 116 m.

The land around Chernobyl is covered by trees (58%) and grassland (27%) within 3 km, trees (72%) within 16 km, and trees (52%) and grassland (21%) within 80 km.

3 km
42 m
16 km
67 m
80 km
116 m
treesgrasslandcroplandartificial surfaceswaterwetland
August weather nearby: Slavutych 45 km · Novozavodskyi 76 km · Masany 76 km · Hostomel 78 km · Chernihiv 79 km · Vyshhorod 79 km · Bucha 80 km · Desnyanskyi 81 km

Ukraine travel facts

Travel advisory
Level 4
Do Not Travel
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 31% of US
price level, 2025
GDP per capita
$5,866
2025
Happiness
4.7 / 10
World Happiness, 2025
Safe drinking water
88%
of population, 2024
Homicide rate
3.8
per 100k, 2021
Road deaths
10.2
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Moderate
EF EPI 526

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 Chernobyl (51.2701°, 30.2197°, elevation 0 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).