Szombathely weather in September
Averages, precipitation and records for every September since 2000
What is September like in Szombathely?
In September, daytime highs in Szombathely average 20.8 °C and night-time lows 12.1 °C, giving a monthly mean of 16.5 °C. Expect about 83 mm of precipitation on 10 wet days.
September is the 4th warmest month of the year here: 5.0 °C cooler than August and 5.0 °C warmer than October.
An average September brings 4.8 summer days (25 °C or more).
Compared with the September average of Hungarian towns (17.3 °C), Szombathely is 0.8 °C cooler — the 310th warmest of 348.
The warmest September was in 2023 (19.4 °C), the coolest in 2001 (13.8 °C). The wettest was 2017 (190 mm), the driest 2011 (30 mm). September in 2016–2025 averaged 17.3 °C, compared with 15.7 °C in 2000–2009 (+1.6 °C).
September records: 32.5 °C (3 September 2024) and 3.5 °C (26 September 2018). The average topsoil temperature (0–7 cm) is 17.0 °C.
Planning a trip? Check the 7-day forecast for Szombathely and the current weather. See also the full climate of Szombathely and Hungary in September.
September mean temperature by year
Red: warmer than the average (16.5 °C), blue: cooler.
September precipitation by year
Monthly total (mm).
Every September in Szombathely, 2000–2025
Highlighted: the warmest and the coolest year. Click a year for its daily data.
| Year | Mean | Highest | Lowest | Precip. |
|---|---|---|---|---|
| September 2025 | 17.8 °C | 27.3 °C | 7.2 °C | 84 mm |
| September 2024 | 17.6 °C | 32.5 °C | 4.9 °C | 178 mm |
| September 2023 | 19.4 °C | 28.6 °C | 11.1 °C | 54 mm |
| September 2022 | 15.7 °C | 27.1 °C | 5.2 °C | 119 mm |
| September 2021 | 17.4 °C | 28.9 °C | 7.9 °C | 32 mm |
| September 2020 | 17.4 °C | 27.2 °C | 4.8 °C | 67 mm |
| September 2019 | 16.7 °C | 29.5 °C | 5.9 °C | 61 mm |
| September 2018 | 17.5 °C | 27.6 °C | 3.5 °C | 66 mm |
| September 2017 | 15.0 °C | 26.7 °C | 6.7 °C | 190 mm |
| September 2016 | 18.3 °C | 28.4 °C | 7.8 °C | 47 mm |
| September 2015 | 17.3 °C | 32.3 °C | 7.5 °C | 54 mm |
| September 2014 | 15.9 °C | 24.8 °C | 6.3 °C | 163 mm |
| September 2013 | 15.1 °C | 24.9 °C | 5.9 °C | 104 mm |
| September 2012 | 17.5 °C | 28.9 °C | 6.7 °C | 77 mm |
| September 2011 | 18.7 °C | 29.8 °C | 10.0 °C | 30 mm |
| September 2010 | 14.2 °C | 22.4 °C | 5.8 °C | 157 mm |
| September 2009 | 17.8 °C | 27.9 °C | 8.8 °C | 33 mm |
| September 2008 | 14.9 °C | 29.8 °C | 3.8 °C | 56 mm |
| September 2007 | 14.1 °C | 24.3 °C | 5.4 °C | 137 mm |
| September 2006 | 17.5 °C | 29.3 °C | 8.2 °C | 37 mm |
| September 2005 | 16.1 °C | 26.0 °C | 8.0 °C | 60 mm |
| September 2004 | 15.6 °C | 25.2 °C | 7.4 °C | 39 mm |
| September 2003 | 16.1 °C | 27.6 °C | 6.9 °C | 52 mm |
| September 2002 | 15.0 °C | 25.8 °C | 4.1 °C | 60 mm |
| September 2001 | 13.8 °C | 23.9 °C | 5.8 °C | 144 mm |
| September 2000 | 15.8 °C | 26.2 °C | 8.9 °C | 53 mm |
September in nearby towns
| Town | Avg high | Avg low | Precip. | Wet days |
|---|---|---|---|---|
| Szombathely | 20.8 °C | 12.1 °C | 83 mm | 10 |
| Bük | 21.0 °C | 12.6 °C | 81 mm | 10 |
| Celldömölk | 21.5 °C | 12.8 °C | 75 mm | 10 |
| Csepreg | 20.8 °C | 12.2 °C | 82 mm | 11 |
| Jánosháza | 21.4 °C | 12.9 °C | 78 mm | 10 |
| Körmend | 20.9 °C | 12.3 °C | 85 mm | 10 |
| Kőszeg | 19.9 °C | 11.4 °C | 84 mm | 11 |
| Répcelak | 21.2 °C | 12.7 °C | 78 mm | 10 |
| Szentgotthárd | 20.8 °C | 12.3 °C | 86 mm | 11 |
Other months in Szombathely
Frequently asked questions
What is the weather like in Szombathely in September?
Average highs of 20.8 °C and lows of 12.1 °C, with about 83 mm of precipitation on 10 wet days.
How hot does it get in Szombathely in September?
The September record is 32.5 °C (3 September 2024); there are 0.3 days of 30 °C or more in an average September.
How much does it rain in Szombathely in September?
83 mm on average; the wettest September (2017) brought 190 mm.
What was the warmest September in Szombathely?
2023, with a mean of 19.4 °C (data 2000–2025).
Source: Meteon's own daily dataset built from the ERA5-Land reanalysis (Copernicus / ECMWF), 2000–2025, about 9 km grid resolution. Values describe the town's surroundings and can differ slightly from a single weather station. Hot day: maximum ≥ 30 °C; summer day: ≥ 25 °C; frost day: minimum < 0 °C; wet day: ≥ 1 mm.