Zvolen weather in August

In August, Zvolen sees average daytime highs of 23°C and overnight lows near 12°C, with 88 mm of rain across 11.3 wet days and about 14.1 hours of daylight. It is the 2nd-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 24°C in the first days to 22°C by the end. The sky is clear or mostly clear about 37% of the time in August, and the air most often feels comfortable.

Daylight stretches from about 14 h 54 min at the start of August to 13 h 18 min by month's end. Set against the rest of the year, August is Zvolen's 1st-clearest and 12th-windiest month. For the whole year in context, see Zvolen's year-round climate.

Daytime high
23°
2nd warmest
Overnight low
12°
11th coldest
Rainfall
88 mm
11.3 wet days
Daylight
14 h 12 min
4:43 AM – 6:52 PM
Cloud cover
51%
1st clearest
Wind
7 km/h
12th windiest
Solar energy
4.91 kWh/m²
Travel score
6.8
out of 10

Zvolen is town in Slovakia.

Air quality
Moderate
PM2.5 14.4 µg/m³ · 2019
Density
404/km²
people per km²
Founded
1135

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 22°C by the end.

A typical August day in Zvolen reaches about 23°C in the afternoon and slips back to 12°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 29°C. Set against its neighbours, August runs on par with July and about 5°C warmer than September.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12413
22413
32413
42413
52413
62413
72413
82413
92413
102413
112413
122413
132412
142412
152412
162412
172412
182412
192312
202312
212312
222312
232312
242311
252211
262211
272211
282211
292211
302111
312110

How August really feels in Zvolen

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.

Zvolen 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 / -6°469.27.18.50.0
Feb / -5°469.26.59.80.0
Mar / -1°539.83.411.61.2
Apr14° / 6210.70.613.43.9
May18° / 99140155.4
Jun22° / 11°10614.2015.85.9
Jul24° / 12°10313.6015.56.4
Aug23° / 12°8811.3014.16.8
Sep18° / 7210012.45.8
Oct12° / 6510.40.410.63.4
Nov / 6210.52.790.7
Dec / -4°519.66.18.20.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 37% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 25% of August, with mostly cloudy or overcast conditions the remaining 38%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16337
26337
36436
46436
56436
66436
76436
86436
96436
106337
116337
126337
136337
146337
156337
166238
176238
186238
196238
206238
216238
226238
236238
246139
256139
266040
275941
285842
295743
305644
315644

Chance of precipitation in August

Any precipitation

Zvolen gets around 88 mm of rain over 11.3 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 37% and peaks near 44% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
144
243
342
441
540
639
739
838
937
1037
1136
1236
1335
1435
1535
1634
1734
1834
1934
2034
2135
2235
2335
2435
2536
2636
2736
2836
2937
3037
3137

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the comfortable band about 40% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
12537362
22537362
32637352
42737342
52837332
62937312
73038302
83138282
93239272
103340252
113441232
123542212
133643201
143743181
153844171
163844161
173945151
184045141
194045141
204144131
214244131
224343131
234542121
244641121
254840121
265038111
275137111
285435101
29563491
30593380
31613180

Wind in August

Winds average 7 km/h in August, the calmest month.

Across August, daily wind ranges from about 7 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 14 h 54 min 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 96 minutes over August. Sunrise moves from 4:22 AM to 5:04 AM, and sunset from 7:17 PM to 6:23 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.94:227:17
214.94:237:16
314.84:247:14
414.84:267:13
514.74:277:11
614.74:297:10
714.64:307:08
814.64:317:06
914.54:337:05
1014.54:347:03
1114.44:357:01
1214.44:377:00
1314.34:386:58
1414.34:406:56
1514.24:416:54
1614.24:436:52
1714.14:446:51
1814.14:456:49
1914.04:476:47
2013.94:486:45
2113.94:506:43
2213.84:516:41
2313.84:536:39
2413.74:546:37
2513.74:556:35
2613.64:576:33
2713.54:586:31
2813.55:006:29
2913.45:016:27
3013.45:036:25
3113.35:046:23

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.91 kWh/m².

For context, solar energy here swings from a low near 0.87 kWh/m² to a high of 5.71 kWh/m² in June across the year — August's 4.91 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.3Bright
25.3Bright
35.3Bright
45.2Bright
55.2Bright
65.2Bright
75.2Bright
85.2Bright
95.1Bright
105.1Bright
115.1Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
164.9Bright
174.9Bright
184.9Bright
194.8Bright
204.8Bright
214.7Bright
224.7Bright
234.7Bright
244.6Bright
254.5Bright
264.5Bright
274.5Bright
284.4Bright
294.3Bright
304.3Bright
314.2Bright
Planning a trip in August

Is August a good time to visit Zvolen?

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

6.8
Sightseeing
1st-best month of the year
5.4
Beach & pool
1st-best month of the year

August is a reasonable time to visit Zvolen for sightseeing.

What to pack for Zvolen in August

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

In August, Zvolen sees daytime highs around 23°C and nights near 12°C. Worth packing: light clothes, rain gear and sun protection. About 11 days see rain.

light clothesrain gearsun protection

UV index in Zvolen 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 Zvolen peaks around July 13 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 22 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 13UV 8Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr6High
May6High
Jun7Very high
Jul8Very high
Aug7High
Sep5Moderate
Oct3Moderate
Nov1Low
Dec1Low

Air quality in Zvolen 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 Zvolen is worst in June — around 18 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (December, 10 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Zvolen's WHO annual average of 14.4 µg/m³.

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodJun 1918 µg/m³Dec 1410 µg/m³
PM2.5 (µg/m³)Level
Jan12Moderate
Feb13Moderate
Mar16Moderate
Apr17Moderate
May16Moderate
Jun18Moderate
Jul18Moderate
Aug17Moderate
Sep13Moderate
Oct11Good
Nov11Good
Dec10Good
Location & terrain

Where is Zvolen?

Zvolen sits at 48.6°N, 19.2°E, 297 m above sea level, in Slovakia. The nearest listed city is Banská Bystrica, 18 km away.

HandlováBreznoPrievidzaLučenecBojniceLevice

Topography around Zvolen

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

Within 3 km, the terrain around Zvolen has significant variations in elevation — a maximum elevation change of 302 m around an average of 341 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 816 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,041 m.

The land around Zvolen is covered by trees (49%) and artificial surfaces (22%) within 3 km, trees (60%) and grassland (20%) within 16 km, and trees (62%) and cropland (22%) within 80 km.

3 km
302 m
16 km
816 m
80 km
2,041 m
treesgrasslandcroplandartificial surfaceswater
August weather nearby: Banská Bystrica 18 km · Žiar nad Hronom 22 km · Handlová 34 km · Brezno 44 km · Prievidza 45 km · Lučenec 46 km · Bojnice 48 km · Levice 57 km

Slovakia travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / E / F
230 V · 50 Hz
Prices
≈ 58% of US
price level, 2025
GDP per capita
$28,544
2025
Happiness
6.3 / 10
World Happiness, 2025
Safe drinking water
100%
of population, 2024
Homicide rate
1.1
per 100k, 2023
Road deaths
6.1
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 606
Religion
Roman Catholic 56%none 24%Evangelical Church of the Augsburg Confession 5%Greek Catholic 4%

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 Zvolen (48.5744°, 19.1532°, elevation 297 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).