Pernik weather in August

In August, Pernik sees average daytime highs of 28°C and overnight lows near 15°C, with 26 mm of rain across 5.4 wet days and about 13.7 hours of daylight. It is the 1st-warmest and 12th-wettest month of the year here.

Highs ease over the month, from about 28°C in the first days to 26°C by the end. The sky is clear or mostly clear about 66% of the time in August, and the air most often feels dry.

Daylight stretches from about 14 h 18 min at the start of August to 13 h 06 min by month's end. Set against the rest of the year, August is Pernik's 1st-clearest and 12th-windiest month. For the whole year in context, see Pernik's year-round climate.

Daytime high
28°
1st warmest
Overnight low
15°
12th coldest
Rainfall
26 mm
5.4 wet days
Daylight
13 h 42 min
5:40 AM – 7:24 PM
Cloud cover
32%
1st clearest
Wind
6 km/h
12th windiest
Solar energy
5.77 kWh/m²
Travel score
7.5
out of 10

Pernik is city in Pernik municipality, Pernik oblast, Bulgaria.

Air quality
High
PM2.5 30.8 µg/m³ · 2018
Density
1,141/km²
people per km²

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 28°C in the first days to 26°C by the end.

A typical August day in Pernik reaches about 28°C in the afternoon and slips back to 15°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 32°C. Set against its neighbours, August runs on par with July and about 5°C warmer than September.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
12815
22815
32815
42815
52815
62815
72815
82815
92815
102815
112815
122815
132815
142815
152815
162815
172815
182815
192815
202815
212814
222814
232714
242714
252714
262714
272714
282614
292613
302613
312613

How August really feels in Pernik

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.

Pernik weather by month

How August compares with the rest of the year at a glance. August is the 1st-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -4°407.45.19.20.0
Feb / -3°407.64.810.30.7
Mar11° / 549.74.211.62.7
Apr16° / 54101.213.14.8
May21° / 5210.50.114.46.4
Jun25° / 13°469.5015.17.1
Jul27° / 15°367.3014.87.3
Aug28° / 15°265.4013.77.5
Sep23° / 11°325.8012.37.7
Oct17° / 476.40.610.86.0
Nov11° / 3972.19.62.7
Dec / -3°498.64.78.90.2

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 66% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 16% of August, with mostly cloudy or overcast conditions the remaining 18%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18218
28218
38218
48218
58218
68317
78317
88317
98317
108416
118416
128416
138416
148515
158515
168515
178515
188515
198416
208416
218416
228317
238218
248218
258119
268020
277921
287822
297723
307624
317525

Chance of precipitation in August

Any precipitation

Pernik gets around 26 mm of rain over 5.4 wet days in August, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 18% and peaks near 24% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
124
224
324
424
523
622
722
821
921
1020
1119
1219
1318
1418
1517
1616
1716
1815
1915
2014
2114
2214
2314
2414
2514
2615
2715
2816
2917
3017
3118

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 55% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
1345511
2345511
3355411
4355411
5365410
6385210
7395110
840519
942499
1044488
1145478
1247467
1349446
1451436
1553425
1655405
1757394
1859374
1961363
2062353
2164342
2266322
2367312
2468302
2570291
2672271
2773261
2874251
2976231
3077221
3178211

Wind in August

Winds average 6 km/h in August, the calmest month.

Across August, 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 August

DaylightNight

Daylight runs from about 14 h 18 min at the start of August to 13 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 72 minutes over August. Sunrise moves from 5:23 AM to 5:56 AM, and sunset from 7:44 PM to 7:00 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.35:237:44
214.35:247:43
314.35:267:42
414.25:277:41
514.25:287:40
614.25:297:38
714.15:307:37
814.15:317:36
914.05:327:34
1014.05:337:33
1114.05:347:32
1213.95:357:30
1313.95:367:29
1413.85:377:27
1513.85:387:26
1613.75:407:24
1713.75:417:23
1813.75:427:21
1913.65:437:20
2013.65:447:18
2113.55:457:17
2213.55:467:15
2313.45:477:13
2413.45:487:12
2513.35:497:10
2613.35:517:08
2713.35:527:07
2813.25:537:05
2913.25:547:03
3013.15:557:02
3113.15:567:00

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.77 kWh/m².

For context, solar energy here swings from a low near 1.62 kWh/m² to a high of 6.33 kWh/m² in July across the year — August's 5.77 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.0Intense
26.0Intense
36.0Bright
46.0Bright
56.0Bright
66.0Bright
75.9Bright
85.9Bright
95.9Bright
105.9Bright
115.9Bright
125.9Bright
135.9Bright
145.9Bright
155.9Bright
165.8Bright
175.8Bright
185.8Bright
195.8Bright
205.7Bright
215.7Bright
225.7Bright
235.6Bright
245.6Bright
255.5Bright
265.5Bright
275.4Bright
285.3Bright
295.3Bright
305.2Bright
315.2Bright
Planning a trip in August

Is August a good time to visit Pernik?

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

7.5
Sightseeing
2nd-best month of the year
7.8
Beach & pool
1st-best month of the year

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

What to pack for Pernik in August

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

In August, Pernik sees daytime highs around 28°C and nights near 15°C. Pack light clothes. Worth having: sun protection. About 5 days see rain.

light clothessun protection

UV index in Pernik in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Pernik peaks around June 23 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateVery highHighModerateLowJun 23UV 9Dec 21UV 1
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr8Very high
May7Very high
Jun9Very high
Jul9Very high
Aug9Very high
Sep6High
Oct4Moderate
Nov2Moderate
Dec1Low

Air quality in Pernik 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 Pernik is worst in May — around 38 µg/m³ PM2.5 (poor), about 1.8× the cleanest month (December, 21 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Pernik's WHO annual average of 30.8 µg/m³.

010203040JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateMay 1838 µg/m³Dec 1821 µg/m³
PM2.5 (µg/m³)Level
Jan25Moderate
Feb28Moderate
Mar34Moderate
Apr37Poor
May38Poor
Jun37Poor
Jul33Moderate
Aug35Moderate
Sep28Moderate
Oct27Moderate
Nov26Moderate
Dec21Moderate
Location & terrain

Where is Pernik?

Pernik sits at 42.6°N, 23.0°E, 751 m above sea level, in Bulgaria. The nearest listed city is Sofia, 26 km away.

DupnitsaKyustendilSamokovBlagoevgradBotevgradBerkovitsaPirot

Topography around Pernik

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

Within 3 km, the terrain around Pernik has significant variations in elevation — a maximum elevation change of 478 m around an average of 794 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,261 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,683 m.

The land around Pernik is covered by trees (47%), grassland (25%) and artificial surfaces (21%) within 3 km, trees (38%), grassland (33%) and cropland (24%) within 16 km, and trees (66%) and grassland (22%) within 80 km.

3 km
478 m
16 km
1,261 m
80 km
2,683 m
treesgrasslandcroplandartificial surfacesbare terrain
August weather nearby: Sofia 26 km · Dupnitsa 38 km · Kyustendil 45 km · Samokov 52 km · Blagoevgrad 65 km · Botevgrad 71 km · Berkovitsa 72 km · Pirot 72 km

Bulgaria travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 23% of US
price level, 2025
GDP per capita
$20,328
2025
Happiness
5.7 / 10
World Happiness, 2025
Safe drinking water
96%
of population, 2024
Homicide rate
1.1
per 100k, 2023
Road deaths
9.2
per 100k/yr, 2019
Income group
High
World Bank
English
High
EF EPI 594
Religion
Christian 65%Muslim 10%none 5%other 0%

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 Pernik (42.5967°, 23.0332°, elevation 751 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).