Trenčín weather in July

In July, Trenčín sees average daytime highs of 24°C and overnight lows near 14°C, with 105 mm of rain across 13.2 wet days and about 15.5 hours of daylight. It is the 1st-warmest and 1st-wettest month of the year here.

Highs climb over the month, from about 23°C in the first days to 25°C by the end. The sky is clear or mostly clear about 32% of the time in July, and the air most often feels dry.

Daylight stretches from about 15 h 54 min at the start of July to 15 hours by month's end. Set against the rest of the year, July is Trenčín's 2nd-clearest and 11th-windiest month. For the whole year in context, see Trenčín's year-round climate.

Daytime high
24°
1st warmest
Overnight low
14°
12th coldest
Rainfall
105 mm
13.2 wet days
Daylight
15 h 36 min
4:06 AM – 7:41 PM
Cloud cover
56%
2nd clearest
Wind
9 km/h
11th windiest
Solar energy
5.47 kWh/m²
Travel score
6.5
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 July

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 23°C in the first days to 25°C by the end.

A typical July day in Trenčín reaches about 24°C in the afternoon and slips back to 14°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, July runs about 2°C warmer than June and on par with August.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
12313
22313
32313
42313
52313
62313
72313
82313
92313
102413
112413
122413
132413
142413
152413
162414
172414
182414
192414
202414
212414
222414
232414
242414
252514
262514
272514
282514
292514
302514
312514

How July really feels in Trenčín

Once humidity and wind are folded in, July 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

July 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 July compares with the rest of the year at a glance. July 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 / -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 July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 32% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 24% of July, with mostly cloudy or overcast conditions the remaining 44%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15248
25446
35446
45446
55347
65347
75347
85446
95446
105446
115446
125446
135347
145446
155446
165545
175545
185545
195545
205644
215644
225743
235743
245743
255941
265941
275941
285941
295941
306040
316040

Chance of precipitation in July

Any precipitation

Trenčín gets around 105 mm of rain over 13.2 wet days in July, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 42% and peaks near 44% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
142
242
342
442
542
642
742
842
943
1043
1143
1243
1343
1443
1543
1644
1744
1844
1944
2044
2143
2243
2343
2442
2542
2641
2741
2841
2940
3040
3140

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July 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 (%)
15627161
25528161
35528161
45429161
55429170
65330170
75330170
85131180
95032180
104932180
114833191
124733191
134634201
144435201
154335211
164236211
174136211
184037221
193938221
203838221
213739232
223639232
233540242
243440242
253340252
263240262
273240262
283140272
293041272
303041272
313041272

Wind in July

Winds average 9 km/h in July.

Across July, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 15 h 54 min at the start of July to 15 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 54 minutes over July. Sunrise moves from 3:54 AM to 4:24 AM, and sunset from 7:49 PM to 7:24 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.93:547:49
215.93:547:49
315.93:557:48
415.93:557:48
515.93:567:48
615.83:577:47
715.83:587:47
815.83:587:46
915.83:597:46
1015.84:007:45
1115.74:017:45
1215.74:027:44
1315.74:037:43
1415.64:047:43
1515.64:057:42
1615.64:067:41
1715.64:077:40
1815.54:087:39
1915.54:097:38
2015.54:107:37
2115.44:117:36
2215.44:137:35
2315.34:147:34
2415.34:157:33
2515.34:167:32
2615.24:177:31
2715.24:197:29
2815.14:207:28
2915.14:217:27
3015.04:237:25
3115.04:247:24

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 5.47 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 — July's 5.47 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.7Bright
45.7Bright
55.7Bright
65.6Bright
75.6Bright
85.6Bright
95.6Bright
105.5Bright
115.5Bright
125.5Bright
135.5Bright
145.5Bright
155.4Bright
165.4Bright
175.4Bright
185.4Bright
195.4Bright
205.4Bright
215.4Bright
225.3Bright
235.3Bright
245.3Bright
255.3Bright
265.3Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
315.3Bright
Planning a trip in July

Is July a good time to visit Trenčín?

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

6.5
Sightseeing
2nd-best month of the year
5.5
Beach & pool
2nd-best month of the year

July is a reasonable time to visit Trenčín for sightseeing.

What to pack for Trenčín in July

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

In July, Trenčín sees daytime highs around 24°C and nights near 14°C. Worth packing: light clothes, rain gear and sun protection. About 13 days see rain.

light clothesrain gearsun protection

UV index in Trenčín in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 8 — 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 July

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where July 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
July 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).