Karlova Ves weather in April

In April, Karlova Ves sees average daytime highs of 16°C and overnight lows near 6°C, with 44 mm of precipitation across 8.1 wet days and about 13.4 hours of daylight. It is the 6th-warmest and 8th-wettest month of the year here.

Highs climb over the month, from about 13°C in the first days to 19°C by the end. The sky is clear or mostly clear about 30% of the time in April, and the air most often feels dry.

Daylight stretches from about 12 h 30 min at the start of April to 14 h 12 min by month's end. Set against the rest of the year, April is Karlova Ves's 5th-clearest and 4th-windiest month. For the whole year in context, see Karlova Ves's year-round climate.

Daytime high
16°
6th warmest
Overnight low
6th coldest
Precipitation
44 mm
8.1 wet days
Daylight
13 h 24 min
5:10 AM – 6:34 PM
Cloud cover
58%
5th clearest
Wind
13 km/h
4th windiest
Solar energy
4.75 kWh/m²
Travel score
5.2
out of 10

Karlova Ves is borough of Bratislava (Slovakia).

Density
3,236/km²
people per km²
Founded
1786

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 13°C in the first days to 19°C by the end.

A typical April day in Karlova Ves reaches about 16°C in the afternoon and slips back to 6°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 10°C and 22°C. Set against its neighbours, April runs about 6°C warmer than March and about 5°C cooler than May.

10°20°151015202530
Avg high (°C)Avg low (°C)
1134
2134
3144
4144
5145
6145
7145
8145
9155
10155
11155
12155
13156
14156
15166
16166
17166
18166
19177
20177
21177
22187
23187
24188
25188
26198
27198
28199
29199
30199

How April really feels in Karlova Ves

Once humidity and wind are folded in, April 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

April sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Karlova Ves weather by month

How April compares with the rest of the year at a glance. April is the 6th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -2°357.93.78.60.0
Feb / -1°327.73.19.90.2
Mar10° / 428.81.911.62.4
Apr16° / 448.10.413.45.2
May21° / 11°6911.1014.96.3
Jun24° / 14°7311.3015.86.7
Jul27° / 16°7811.6015.46.5
Aug26° / 16°679.5014.16.8
Sep21° / 12°679012.46.6
Oct15° / 488.70.210.64.5
Nov / 468.81.691.5
Dec / -1°408.42.98.20.0

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 30% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 16% of April, with mostly cloudy or overcast conditions the remaining 54%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14060
24159
34159
44159
54258
64159
74159
84060
94159
104060
114060
124159
134159
144258
154357
164456
174654
184852
194852
204951
215149
225149
235248
245347
255347
265347
275248
285248
295248
305149

Chance of precipitation in April

Any precipitationSnow

Karlova Ves gets around 44 mm of rain and snow over 8.1 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 28% and peaks near 30% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%151015202530
Rain chance (%)Snow chance (%)
1273
2273
3273
4272
5272
6272
7282
8282
9292
10292
11292
12292
13292
14292
15292
16292
17291
18281
19281
20281
21281
22271
23271
24271
25271
26280
27280
28290
29290
30300

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
101000
111000
121000
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
241000
25991
26991
27991
28982
29982
30973

Wind in April

Winds average 13 km/h in April.

Across April, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1712light breeze
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412calm
2512calm
2612calm
2712calm
2812calm
2912calm
3012calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 30 min at the start of April to 14 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 102 minutes over April. Sunrise moves from 5:41 AM to 4:44 AM, and sunset from 6:12 PM to 6:55 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.55:416:12
212.65:396:14
312.65:366:15
412.75:346:17
512.85:326:18
612.85:306:20
712.95:286:21
812.95:266:22
913.05:246:24
1013.15:226:25
1113.15:206:27
1213.25:186:28
1313.25:166:30
1413.35:146:31
1513.35:126:33
1613.45:106:34
1713.55:086:36
1813.55:066:37
1913.65:046:39
2013.65:026:40
2113.75:006:42
2213.74:586:43
2313.84:566:44
2413.94:546:46
2513.94:536:47
2614.04:516:49
2714.04:496:50
2814.14:476:52
2914.14:456:53
3014.24:446:55

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.75 kWh/m².

For context, solar energy here swings from a low near 0.89 kWh/m² to a high of 5.83 kWh/m² in June across the year — April's 4.75 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
14.0Bright
24.1Bright
34.1Bright
44.2Bright
54.2Bright
64.3Bright
74.3Bright
84.3Bright
94.4Bright
104.4Bright
114.5Bright
124.5Bright
134.6Bright
144.6Bright
154.7Bright
164.7Bright
174.8Bright
184.8Bright
194.9Bright
205.0Bright
215.0Bright
225.0Bright
235.1Bright
245.1Bright
255.2Bright
265.2Bright
275.2Bright
285.2Bright
295.3Bright
305.3Bright
Planning a trip in April

Is April a good time to visit Karlova Ves?

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

5.2
Sightseeing
6th-best month of the year
1.0
Beach & pool
6th-best month of the year

April is a reasonable time to visit Karlova Ves for sightseeing.

What to pack for Karlova Ves in April

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

In April, Karlova Ves sees daytime highs around 16°C and nights near 6°C. Worth packing: a warm layer, rain gear and sun protection. About 8 days see rain.

a warm layerrain gearsun protection

UV index in Karlova Ves in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April 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 Karlova Ves 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
Apr6High
May6High
Jun7Very high
Jul8Very high
Aug7High
Sep4Moderate
Oct3Moderate
Nov1Low
Dec1Low

Air quality in Karlova Ves in April

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where April falls, not just the annual average.

Air quality in Karlova Ves is worst in June — around 17 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

Modeled monthly averages (CAMS reanalysis, 2015–2024).

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodJun 1516 µg/m³Dec 1411 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb13Moderate
Mar16Moderate
Apr16Moderate
May16Moderate
Jun17Moderate
Jul15Moderate
Aug15Moderate
Sep13Moderate
Oct12Moderate
Nov12Good
Dec11Good
Location & terrain

Where is Karlova Ves?

Karlova Ves sits at 48.2°N, 17.1°E, 178 m above sea level, in Slovakia. The nearest listed city is Dlhé diely, 1.0 km away.

Topography around Karlova Ves

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

Within 3 km, the terrain around Karlova Ves has only modest variations in elevation — a maximum elevation change of 229 m around an average of 196 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 480 m; within 80 km, large variations in elevation — a maximum elevation change of 825 m.

The land around Karlova Ves is covered by trees (65%) within 3 km, cropland (40%) and trees (36%) within 16 km, and cropland (54%) and trees (28%) within 80 km.

3 km
229 m
16 km
480 m
80 km
825 m
treesgrasslandcroplandartificial surfaceswaterwetland
April weather nearby: Dlhé diely 1.0 km · Staré Mesto 3.0 km · Bratislava 4.0 km · Dúbravka 4.0 km · Petržalka 6.0 km · Devínska Nová Ves 8.0 km · Vrakuňa 12 km · Podunajské Biskupice 12 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 Karlova Ves (48.1534°, 17.0552°, elevation 178 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).