Jánossomorja weather in September
Averages, precipitation and records for every September since 2000
What is September like in Jánossomorja?
In September, daytime highs in Jánossomorja average 21.4 °C and night-time lows 13.0 °C, giving a monthly mean of 17.2 °C. Expect about 74 mm of precipitation on 10 wet days.
September is the 4th warmest month of the year here: 4.9 °C cooler than August and 5.1 °C warmer than October.
An average September brings 0.5 hot days (30 °C or more), 6.7 summer days (25 °C or more).
Compared with the September average of Hungarian towns (17.3 °C), Jánossomorja is 0.1 °C cooler — the 221st warmest of 348.
The warmest September was in 2023 (20.4 °C), the coolest in 2001 (14.4 °C). The wettest was 2024 (193 mm), the driest 2003 (28 mm). September in 2016–2025 averaged 17.9 °C, compared with 16.5 °C in 2000–2009 (+1.5 °C).
September records: 33.4 °C (3 September 2024) and 4.6 °C (26 September 2018). The average topsoil temperature (0–7 cm) is 17.9 °C.
Planning a trip? Check the 7-day forecast for Jánossomorja and the current weather. See also the full climate of Jánossomorja and Hungary in September.
September mean temperature by year
Red: warmer than the average (17.2 °C), blue: cooler.
September precipitation by year
Monthly total (mm).
Every September in Jánossomorja, 2000–2025
Highlighted: the warmest and the coolest year. Click a year for its daily data.
| Year | Mean | Highest | Lowest | Precip. |
|---|---|---|---|---|
| September 2025 | 18.2 °C | 27.7 °C | 6.3 °C | 61 mm |
| September 2024 | 18.1 °C | 33.4 °C | 6.5 °C | 193 mm |
| September 2023 | 20.4 °C | 29.8 °C | 12.0 °C | 41 mm |
| September 2022 | 16.0 °C | 27.1 °C | 5.7 °C | 74 mm |
| September 2021 | 18.0 °C | 29.7 °C | 9.7 °C | 54 mm |
| September 2020 | 18.1 °C | 28.6 °C | 6.7 °C | 68 mm |
| September 2019 | 17.5 °C | 30.5 °C | 7.4 °C | 47 mm |
| September 2018 | 18.0 °C | 27.6 °C | 4.6 °C | 82 mm |
| September 2017 | 15.8 °C | 27.2 °C | 7.7 °C | 160 mm |
| September 2016 | 19.4 °C | 29.4 °C | 9.1 °C | 32 mm |
| September 2015 | 17.7 °C | 32.9 °C | 8.1 °C | 44 mm |
| September 2014 | 16.6 °C | 25.7 °C | 6.4 °C | 176 mm |
| September 2013 | 15.7 °C | 25.6 °C | 7.3 °C | 62 mm |
| September 2012 | 18.3 °C | 30.4 °C | 7.8 °C | 49 mm |
| September 2011 | 19.4 °C | 30.9 °C | 10.4 °C | 28 mm |
| September 2010 | 14.8 °C | 22.2 °C | 6.9 °C | 146 mm |
| September 2009 | 18.6 °C | 28.4 °C | 10.0 °C | 28 mm |
| September 2008 | 15.7 °C | 31.0 °C | 5.7 °C | 52 mm |
| September 2007 | 14.7 °C | 24.1 °C | 6.8 °C | 129 mm |
| September 2006 | 18.6 °C | 27.7 °C | 9.5 °C | 28 mm |
| September 2005 | 17.1 °C | 26.9 °C | 9.0 °C | 54 mm |
| September 2004 | 16.9 °C | 27.2 °C | 7.9 °C | 36 mm |
| September 2003 | 16.9 °C | 29.0 °C | 8.0 °C | 28 mm |
| September 2002 | 15.5 °C | 27.4 °C | 5.5 °C | 55 mm |
| September 2001 | 14.4 °C | 24.0 °C | 7.2 °C | 123 mm |
| September 2000 | 16.3 °C | 26.9 °C | 9.6 °C | 61 mm |
September in nearby towns
| Town | Avg high | Avg low | Precip. | Wet days |
|---|---|---|---|---|
| Jánossomorja | 21.4 °C | 13.0 °C | 74 mm | 10 |
| Beled | 21.4 °C | 12.9 °C | 75 mm | 10 |
| Csorna | 21.6 °C | 13.1 °C | 72 mm | 9 |
| Fertőd | 21.2 °C | 12.9 °C | 78 mm | 10 |
| Fertőszentmiklós | 21.2 °C | 12.9 °C | 78 mm | 10 |
| Győr | 21.8 °C | 13.0 °C | 70 mm | 9 |
| Kapuvár | 21.3 °C | 12.9 °C | 76 mm | 10 |
| Lébény | 21.7 °C | 13.1 °C | 71 mm | 9 |
| Mosonmagyaróvár | 21.6 °C | 13.0 °C | 74 mm | 10 |
Other months in Jánossomorja
Frequently asked questions
What is the weather like in Jánossomorja in September?
Average highs of 21.4 °C and lows of 13.0 °C, with about 74 mm of precipitation on 10 wet days.
How hot does it get in Jánossomorja in September?
The September record is 33.4 °C (3 September 2024); there are 0.5 days of 30 °C or more in an average September.
How much does it rain in Jánossomorja in September?
74 mm on average; the wettest September (2024) brought 193 mm.
What was the warmest September in Jánossomorja?
2023, with a mean of 20.4 °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.