Devínska Nová Ves weather in September

In September, Devínska Nová Ves sees average daytime highs of 21°C and overnight lows near 12°C, with 67 mm of rain across 9 wet days and about 12.4 hours of daylight. It is the 4th-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 23°C in the first days to 19°C by the end. The sky is clear or mostly clear about 33% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 h 12 min at the start of September to 11 h 30 min by month's end. Set against the rest of the year, September is Devínska Nová Ves's 3rd-clearest and 9th-windiest month. For the whole year in context, see Devínska Nová Ves's year-round climate.

Daytime high
21°
4th warmest
Overnight low
12°
9th coldest
Rainfall
67 mm
9 wet days
Daylight
12 h 18 min
5:36 AM – 5:57 PM
Cloud cover
56%
3rd clearest
Wind
12 km/h
9th windiest
Solar energy
3.52 kWh/m²
Travel score
6.6
out of 10

Devínska Nová Ves is borough of Bratislava (Slovakia).

Density
708/km²
people per km²
Founded
1451

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

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 23°C in the first days to 19°C by the end.

A typical September day in Devínska Nová Ves reaches about 21°C in the afternoon and slips back to 12°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 26°C. Set against its neighbours, September runs about 5°C cooler than August and about 6°C warmer than October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12414
22314
32314
42313
52313
62313
72213
82213
92213
102213
112212
122212
132112
142112
152112
162112
172112
182011
192011
202011
212011
222011
232011
241911
251910
261910
271910
281910
291810
301810

How September really feels in Devínska Nová Ves

Once humidity and wind are folded in, September 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

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

Devínska Nová Ves weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 4th-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°7811.6015.56.5
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 September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 33% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 17% of September, with mostly cloudy or overcast conditions the remaining 50%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15743
25545
35545
45545
55446
65446
75347
85248
95248
105149
115149
125050
134951
144951
154852
164951
174951
184852
194852
204753
214753
224852
234951
244951
254852
264951
274852
284852
294753
304654

Chance of precipitation in September

Any precipitation

Devínska Nová Ves gets around 67 mm of rain over 9 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 30% and peaks near 33% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
133
233
332
432
532
632
732
832
932
1031
1131
1231
1330
1430
1530
1629
1729
1829
1929
2029
2128
2228
2328
2428
2528
2628
2729
2829
2930
3030

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the dry band about 72% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
15332141
25531131
35731120
45831110
55931100
6603190
7603190
8613180
9613270
10633160
11633160
12653050
13672940
14682840
15702730
16712630
17732430
18742330
19772120
20791920
21801820
22821620
23831520
24861310
25861310
26871210
27871210
28881110
29881110
30871210

Wind in September

Winds average 12 km/h in September.

Across September, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712calm
2812calm
2912calm
3012calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 12 min at the start of September to 11 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 102 minutes over September. Sunrise moves from 5:15 AM to 5:56 AM, and sunset from 6:29 PM to 5:27 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.25:156:29
213.25:166:27
313.15:186:25
413.15:196:23
513.05:206:20
612.95:226:18
712.95:236:16
812.85:256:14
912.85:266:12
1012.75:276:10
1112.65:296:08
1212.65:306:05
1312.55:326:03
1412.55:336:01
1512.45:355:59
1612.35:365:57
1712.35:375:55
1812.25:395:52
1912.25:405:50
2012.15:425:48
2112.05:435:46
2212.05:455:44
2311.95:465:42
2411.95:485:39
2511.85:495:37
2611.75:505:35
2711.75:525:33
2811.65:535:31
2911.65:555:29
3011.55:565:27

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.52 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 — September's 3.52 kWh/m² falls in the middle.

012345151015202530
Solar energy (kWh/m²)Level
14.2Bright
24.1Bright
34.1Bright
44.0Bright
54.0Bright
64.0Moderate
73.9Moderate
83.9Moderate
93.8Moderate
103.8Moderate
113.7Moderate
123.7Moderate
133.6Moderate
143.6Moderate
153.5Moderate
163.5Moderate
173.5Moderate
183.4Moderate
193.4Moderate
203.3Moderate
213.3Moderate
223.2Moderate
233.2Moderate
243.1Moderate
253.1Moderate
263.0Moderate
273.0Moderate
283.0Moderate
292.9Moderate
302.9Moderate
Planning a trip in September

Is September a good time to visit Devínska Nová Ves?

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

6.6
Sightseeing
3rd-best month of the year
3.9
Beach & pool
4th-best month of the year

September is a reasonable time to visit Devínska Nová Ves for sightseeing.

What to pack for Devínska Nová Ves in September

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

In September, Devínska Nová Ves sees daytime highs around 21°C and nights near 12°C. Worth packing: rain gear. About 9 days see rain.

rain gear

UV index in Devínska Nová Ves in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Devínska Nová Ves peaks around July 10 at about 7 (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 10UV 7Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr6High
May6High
Jun7Very high
Jul8Very high
Aug7High
Sep4Moderate
Oct3Moderate
Nov1Low
Dec1Low

Air quality in Devínska Nová Ves in September

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Devínska Nová 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 Devínska Nová Ves?

Devínska Nová Ves sits at 48.2°N, 17.0°E, 163 m above sea level, in Slovakia. The nearest listed city is Dúbravka, 5.0 km away.

Topography around Devínska Nová Ves

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

Within 3 km, the terrain around Devínska Nová Ves has significant variations in elevation — a maximum elevation change of 380 m around an average of 183 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 475 m; within 80 km, large variations in elevation — a maximum elevation change of 929 m.

The land around Devínska Nová Ves is covered by trees (37%) and cropland (34%) within 3 km, cropland (40%) and trees (38%) within 16 km, and cropland (53%) and trees (28%) within 80 km.

3 km
380 m
16 km
475 m
80 km
929 m
treesgrasslandcroplandartificial surfaceswaterwetland
September weather nearby: Dúbravka 5.0 km · Dlhé diely 8.0 km · Karlova Ves 8.0 km · Staré Mesto 10 km · Bratislava 12 km · Petržalka 15 km · Vrakuňa 19 km · Podunajské Biskupice 19 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 Devínska Nová Ves (48.2071°, 16.9786°, elevation 163 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).