Trenčín weather in August

In August, Trenčín sees average daytime highs of 24°C and overnight lows near 13°C, with 81 mm of rain across 11.3 wet days and about 14.2 hours of daylight. It is the 2nd-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 25°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 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 Trenčín's 1st-clearest and 12th-windiest month. For the whole year in context, see Trenčín's year-round climate.

Daytime high
24°
2nd warmest
Overnight low
13°
11th coldest
Rainfall
81 mm
11.3 wet days
Daylight
14 h 12 min
4:46 AM – 6:58 PM
Cloud cover
52%
1st clearest
Wind
8 km/h
12th windiest
Solar energy
4.83 kWh/m²
Travel score
6.8
out of 10

Trenčín is city in Slovakia.

Air quality
Elevated
PM2.5 17.7 µg/m³ · 2019
Density
711/km²
people per km²
Founded
1111

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 25°C in the first days to 22°C by the end.

A typical August day in Trenčín reaches about 24°C in the afternoon and slips back to 13°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 30°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)
12514
22514
32514
42514
52514
62514
72514
82514
92514
102514
112514
122514
132414
142414
152414
162414
172413
182413
192413
202413
212413
222313
232313
242313
252313
262312
272212
282212
292212
302212
312112

How August really feels in Trenčín

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.

Trenčín 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 / -4°4810.17.28.50.0
Feb / -3°459.66.19.80.0
Mar / 5310.73.511.61.3
Apr14° / 5410.1113.44.0
May18° / 8312.80155.6
Jun22° / 12°9013.2015.96.1
Jul24° / 14°10513.2015.56.5
Aug24° / 13°8111.3014.26.8
Sep19° / 10°7610.8012.45.8
Oct13° / 579.80.310.53.5
Nov / 5410.138.90.8
Dec / -3°5110.25.68.10.0

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 23% of August, with mostly cloudy or overcast conditions the remaining 41%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16040
26040
36139
46040
56139
66040
76040
86040
96040
106040
116040
126040
136040
146040
156040
166139
176040
186040
196040
206139
216040
226040
236040
245941
255842
265842
275743
285644
295644
305446
315446

Chance of precipitation in August

Any precipitation

Trenčín gets around 81 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 39% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
139
239
338
438
538
638
738
837
937
1037
1137
1237
1337
1437
1537
1636
1736
1836
1936
2036
2135
2235
2336
2436
2536
2637
2737
2837
2938
3038
3138

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 41% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
13041272
23041272
33042272
43142261
53142251
63242251
73342241
83442231
93542221
103543211
113643201
123743191
133843181
143843181
153943171
164043171
174043161
184143161
194143151
204242151
214342151
224441141
234640141
244739130
254938130
265137120
275435110
285534110
295733100
30603190
31623080

Wind in August

Winds average 8 km/h in August, the calmest month.

Across August, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

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 4:25 AM to 5:08 AM, and sunset from 7:23 PM to 6:28 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.04:257:23
214.94:277:21
314.94:287:20
414.84:297:18
514.84:317:17
614.74:327:15
714.74:337:13
814.64:357:12
914.64:367:10
1014.54:387:08
1114.54:397:07
1214.44:407:05
1314.44:427:03
1414.34:437:01
1514.24:456:59
1614.24:466:58
1714.14:486:56
1814.14:496:54
1914.04:516:52
2014.04:526:50
2113.94:536:48
2213.94:556:46
2313.84:566:44
2413.74:586:42
2513.74:596:40
2613.65:016:38
2713.65:026:36
2813.55:046:34
2913.45:056:32
3013.45:076:30
3113.35:086:28

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.83 kWh/m².

For context, solar energy here swings from a low near 0.76 kWh/m² to a high of 5.6 kWh/m² in June across the year — August's 4.83 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.3Bright
25.2Bright
35.2Bright
45.2Bright
55.2Bright
65.2Bright
75.1Bright
85.1Bright
95.1Bright
105.1Bright
115.0Bright
125.0Bright
135.0Bright
144.9Bright
154.9Bright
164.8Bright
174.8Bright
184.8Bright
194.7Bright
204.7Bright
214.6Bright
224.6Bright
234.5Bright
244.5Bright
254.4Bright
264.4Bright
274.3Bright
284.2Bright
294.2Bright
304.1Bright
314.1Bright
Planning a trip in August

Is August a good time to visit Trenčín?

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
5.5
Beach & pool
1st-best month of the year

August is a reasonable time to visit Trenčín for sightseeing.

What to pack for Trenčín in August

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

In August, Trenčín sees daytime highs around 24°C and nights near 13°C. Worth packing: light clothes, rain gear and sun protection. About 11 days see rain.

light clothesrain gearsun protection

UV index in Trenčín 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 Trenčín peaks around July 11 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 11UV 8Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr5High
May6High
Jun7Very high
Jul8Very high
Aug6High
Sep4Moderate
Oct3Moderate
Nov1Low
Dec1Low

Air quality in Trenčín 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 Trenčín is worst in June — around 22 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (December, 13 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Trenčín's WHO annual average of 17.7 µg/m³.

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateJun 1722 µg/m³Dec 1513 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb15Moderate
Mar20Moderate
Apr20Moderate
May21Moderate
Jun22Moderate
Jul21Moderate
Aug20Moderate
Sep17Moderate
Oct15Moderate
Nov14Moderate
Dec13Moderate
Location & terrain

Where is Trenčín?

Trenčín sits at 48.9°N, 18.0°E, 217 m above sea level, in Slovakia. The nearest listed city is Dubnica nad Váhom, 11 km away.

Bánovce nad BebravouUherský BrodPúchovPiešťanyPovažská BystricaTopoľčany

Topography around Trenčín

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

Within 3 km, the terrain around Trenčín has only modest variations in elevation — a maximum elevation change of 208 m around an average of 241 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 865 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,529 m.

The land around Trenčín is covered by trees (37%), artificial surfaces (30%) and cropland (20%) within 3 km, trees (63%) within 16 km, and trees (53%) and cropland (31%) within 80 km.

3 km
208 m
16 km
865 m
80 km
1,529 m
treesgrasslandcroplandartificial surfaceswater
August weather nearby: Dubnica nad Váhom 11 km · Nové Mesto nad Váhom 22 km · Bánovce nad Bebravou 25 km · Uherský Brod 32 km · Púchov 33 km · Piešťany 37 km · Považská Bystrica 37 km · Topoľčany 38 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 Trenčín (48.8945°, 18.0444°, elevation 217 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).