Senec weather in October

In October, Senec sees average daytime highs of 15°C and overnight lows near 7°C, with 48 mm of precipitation across 8.6 wet days and about 10.6 hours of daylight. It is the 7th-warmest and 6th-wettest month of the year here.

Highs ease over the month, from about 18°C in the first days to 13°C by the end. The sky is clear or mostly clear about 26% of the time in October, and the air most often feels dry.

Daylight stretches from about 11 h 24 min at the start of October to 9 h 42 min by month's end. Set against the rest of the year, October is Senec's 7th-clearest and 8th-windiest month. For the whole year in context, see Senec's year-round climate.

Daytime high
15°
7th warmest
Overnight low
7th coldest
Precipitation
48 mm
8.6 wet days
Daylight
10 h 36 min
6:19 AM – 4:52 PM
Cloud cover
62%
7th clearest
Wind
12 km/h
8th windiest
Solar energy
2.18 kWh/m²
Travel score
4.8
out of 10

Senec is town in Slovakia.

Density
520/km²
people per km²
Founded
1251

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

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 18°C in the first days to 13°C by the end.

A typical October day in Senec reaches about 15°C in the afternoon and slips back to 7°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 10°C and 21°C. Set against its neighbours, October runs about 6°C cooler than September and about 7°C warmer than November.

10°20°151015202531
Avg high (°C)Avg low (°C)
11910
2189
3189
4189
5189
6189
7179
8178
9178
10178
11168
12168
13168
14167
15157
16157
17157
18157
19146
20146
21146
22146
23146
24136
25136
26136
27135
28135
29135
30125
31125

How October really feels in Senec

Once humidity and wind are folded in, October 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

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

Senec weather by month

How October compares with the rest of the year at a glance. October is the 7th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -3°3683.98.60.0
Feb / -1°337.93.29.90.3
Mar11° / 408.41.611.62.6
Apr17° / 4280.313.45.4
May21° / 11°6710.7014.96.4
Jun25° / 14°7210.8015.86.7
Jul27° / 16°7411015.56.4
Aug27° / 16°649.4014.16.7
Sep22° / 12°648.6012.46.8
Oct15° / 488.60.110.64.8
Nov / 478.81.691.7
Dec / -1°418.72.98.20.0

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 26% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 17% of October, with mostly cloudy or overcast conditions the remaining 56%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14753
24654
34654
44654
54654
64555
74654
84654
94654
104654
114555
124555
134555
144555
154555
164555
174555
184555
194456
204357
214258
224258
234258
244159
254159
264060
274060
283961
293862
303961
313961

Chance of precipitation in October

Any precipitation

Senec gets around 48 mm of rain and snow over 8.6 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 27% and peaks near 29% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%151015202531
Rain chance (%)
129
229
329
429
529
629
729
828
928
1027
1127
1226
1326
1426
1525
1625
1725
1826
1926
2026
2126
2226
2326
2427
2527
2627
2727
2827
2927
3027
3127

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the dry band about 95% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
188111
289110
389110
489110
589110
689110
790100
890100
99190
109280
119280
129370
139460
149550
159640
169640
179730
189820
199820
209820
219910
229910
239910
249910
259910
269910
279910
289910
299910
309910
319910

Wind in October

Winds average 12 km/h in October.

Across October, 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.

051015151015202531
Wind speed (km/h)Feels
112calm
212calm
312calm
412calm
512calm
612calm
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312light breeze
2412light breeze
2512light breeze
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light breeze
3113light breeze

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 24 min at the start of October to 9 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 102 minutes over October. Sunrise moves from 5:56 AM to 6:42 AM, and sunset from 5:23 PM to 4:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.45:565:23
211.45:585:21
311.35:595:18
411.36:005:16
511.26:025:14
611.16:035:12
711.16:055:10
811.06:065:08
911.06:085:06
1010.96:095:04
1110.96:115:02
1210.86:135:00
1310.76:144:58
1410.76:164:56
1510.66:174:54
1610.66:194:52
1710.56:204:50
1810.46:224:48
1910.46:234:47
2010.36:254:45
2110.36:264:43
2210.26:284:41
2310.26:294:39
2410.16:314:38
2510.16:334:36
2610.06:344:34
279.96:364:32
289.96:374:31
299.86:394:29
309.86:404:27
319.76:424:26

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 2.18 kWh/m².

For context, solar energy here swings from a low near 0.87 kWh/m² to a high of 5.87 kWh/m² in June across the year — October's 2.18 kWh/m² falls in the middle.

0123151015202531
Solar energy (kWh/m²)Level
12.8Moderate
22.8Moderate
32.7Moderate
42.7Moderate
52.6Moderate
62.6Moderate
72.5Moderate
82.5Moderate
92.5Moderate
102.4Moderate
112.4Moderate
122.3Moderate
132.3Moderate
142.3Moderate
152.2Moderate
162.2Moderate
172.1Moderate
182.1Moderate
192.1Moderate
202.0Moderate
212.0Dim
221.9Dim
231.9Dim
241.9Dim
251.9Dim
261.8Dim
271.8Dim
281.8Dim
291.7Dim
301.7Dim
311.6Dim
Planning a trip in October

Is October a good time to visit Senec?

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

4.8
Sightseeing
7th-best month of the year
0.7
Beach & pool
7th-best month of the year

October is a reasonable time to visit Senec for sightseeing.

What to pack for Senec in October

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

In October, Senec sees daytime highs around 15°C and nights near 7°C. Worth packing: a warm layer and rain gear. About 9 days see rain.

a warm layerrain gear

UV index in Senec in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 3. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Senec 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
Aug6High
Sep4Moderate
Oct3Moderate
Nov1Low
Dec1Low

Air quality in Senec in October

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Senec 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 Senec?

Senec sits at 48.2°N, 17.4°E, 127 m above sea level, in Slovakia. The nearest listed city is Pezinok, 13 km away.

Staré MestoGalanta

Topography around Senec

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

Within 3 km, the terrain around Senec has only modest variations in elevation — a maximum elevation change of 50 m around an average of 129 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 289 m; within 80 km, large variations in elevation — a maximum elevation change of 951 m.

The land around Senec is covered by cropland (56%) and artificial surfaces (20%) within 3 km, cropland (68%) within 16 km, and cropland (57%) and trees (25%) within 80 km.

3 km
50 m
16 km
289 m
80 km
951 m
treesgrasslandcroplandartificial surfaceswaterwetland
October weather nearby: Pezinok 13 km · Vrakuňa 17 km · Podunajské Biskupice 17 km · Trnava 22 km · Petržalka 23 km · Bratislava 23 km · Staré Mesto 24 km · Galanta 24 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 Senec (48.2195°, 17.4004°, elevation 127 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).