Senec in Fall
In fall (September, October and November), Senec sees average daytime highs around 15°C and overnight lows near 7°C, with 159 mm of precipitation over about 26 wet days across the season. It is the 3rd-warmest season and the 2nd-wettest season.
Over the season highs ease from about 24°C in early September to 6°C by late November. The sky is clear or mostly clear about 26% of the time across fall, and the air most often feels dry.
Fall is Senec's 3rd-best season to visit on our travel score. For the whole year in context, see Senec's year-round climate.
- Avg daytime high
- 15°C
- 3rd-warmest season
- Avg overnight low
- 7°C
- Precipitation
- 159 mm
- 26 wet days
- Avg wind
- 12 km/h
- Travel score
- 4.4
- 3rd-best season
- Months
- Sep · Oct · Nov
Temperature in Senec in Fall
Over the season highs ease from about 24°C in early September to 6°C by late November.
A typical fall day in Senec reaches about 15°C and drops to 7°C overnight. The warmest of the three months is September, the coolest November.
How fall really feels in Senec
Once humidity and wind are folded in, fall brings about 0 days that feel above 32°C and 16 that feel at or below 0°C.
The story in fall is cold — wind chill drags the overnight "feels like" below the raw low.
Senec weather by month
How the three fall months (September, October and November) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 3° / -3° | 36 | 8 | 3.9 | 8.6 | 0.0 |
| Feb | 5° / -1° | 33 | 7.9 | 3.2 | 9.9 | 0.3 |
| Mar | 11° / 2° | 40 | 8.4 | 1.6 | 11.6 | 2.6 |
| Apr | 17° / 6° | 42 | 8 | 0.3 | 13.4 | 5.4 |
| May | 21° / 11° | 67 | 10.7 | 0 | 14.9 | 6.4 |
| Jun | 25° / 14° | 72 | 10.8 | 0 | 15.8 | 6.7 |
| Jul | 27° / 16° | 74 | 11 | 0 | 15.5 | 6.4 |
| Aug | 27° / 16° | 64 | 9.4 | 0 | 14.1 | 6.7 |
| Sep | 22° / 12° | 64 | 8.6 | 0 | 12.4 | 6.8 |
| Oct | 15° / 7° | 48 | 8.6 | 0.1 | 10.6 | 4.8 |
| Nov | 9° / 3° | 47 | 8.8 | 1.6 | 9 | 1.7 |
| Dec | 3° / -1° | 41 | 8.7 | 2.9 | 8.2 | 0.0 |
Cloud cover in Fall
The sky is clear or mostly clear about 26% of the time across fall.
Chance of precipitation in Fall
Senec gets around 159 mm of rain and snow over 26 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Fall
Winds average 12 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 13 h 12 min in early September to 8 h 30 min by late November. The lit band spans sunrise to sunset each day.
Solar energy in Fall
Average shortwave solar energy reaching the ground each day across fall, about 2.3 kWh/m².
Is fall a good time to visit Senec?
Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
fall is a reasonable time to visit Senec for sightseeing.
What to pack for Senec in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Senec sees daytime highs around 15°C and nights near 7°C. Pack a warm layer. Worth having: rain gear. About 26 days see rain.
UV index in Senec in Fall
Clear-sky midday UV across fall averages 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 2 | 4 | 6 | 6 | 7 | 8 | 6 | 4 | 3 | 1 | 1 |
| Level | Low | Low | Moderate | High | High | Very high | Very high | High | Moderate | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 2 | Low |
| Mar | 4 | Moderate |
| Apr | 6 | High |
| May | 6 | High |
| Jun | 7 | Very high |
| Jul | 8 | Very high |
| Aug | 6 | High |
| Sep | 4 | Moderate |
| Oct | 3 | Moderate |
| Nov | 1 | Low |
| Dec | 1 | Low |
Air quality in Senec in Fall
Average fine-particle pollution (PM2.5) through the year — so you can see where fall 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).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 13 | 13 | 16 | 16 | 16 | 17 | 15 | 15 | 13 | 12 | 12 | 11 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 13 | Moderate |
| Feb | 13 | Moderate |
| Mar | 16 | Moderate |
| Apr | 16 | Moderate |
| May | 16 | Moderate |
| Jun | 17 | Moderate |
| Jul | 15 | Moderate |
| Aug | 15 | Moderate |
| Sep | 13 | Moderate |
| Oct | 12 | Moderate |
| Nov | 12 | Good |
| Dec | 11 | Good |
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.
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.
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
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.