Siófok weather in January
Averages, precipitation and records for every January since 2000
What is January like in Siófok?
In January, daytime highs in Siófok average 3.7 °C and night-time lows -2.5 °C, giving a monthly mean of 0.5 °C. Expect about 45 mm of precipitation on 9 wet days.
January is the coldest month of the year here: 1.3 °C cooler than December and 1.8 °C cooler than February.
An average January brings 22.0 frost days (minimum below 0 °C), 5.7 ice days (maximum below 0 °C).
Compared with the January average of Hungarian towns (0.2 °C), Siófok is 0.3 °C warmer — the 132nd warmest of 348.
The warmest January was in 2007 (4.8 °C), the coolest in 2017 (-4.1 °C). The wettest was 2023 (92 mm), the driest 2002 (10 mm). January in 2016–2025 averaged 1.1 °C, compared with -0.5 °C in 2000–2009 (+1.6 °C).
January records: 14.8 °C (29 January 2002) and -18.8 °C (9 January 2003). The average topsoil temperature (0–7 cm) is 1.1 °C.
Planning a trip? Check the 7-day forecast for Siófok and the current weather. See also the full climate of Siófok and Hungary in January.
January mean temperature by year
Red: warmer than the average (0.5 °C), blue: cooler.
January precipitation by year
Monthly total (mm).
Every January in Siófok, 2000–2025
Highlighted: the warmest and the coolest year. Click a year for its daily data.
| Year | Mean | Highest | Lowest | Precip. |
|---|---|---|---|---|
| January 2025 | 2.9 °C | 14.2 °C | -4.1 °C | 28 mm |
| January 2024 | 1.7 °C | 11.5 °C | -6.5 °C | 43 mm |
| January 2023 | 4.0 °C | 14.0 °C | -3.0 °C | 92 mm |
| January 2022 | 1.2 °C | 13.1 °C | -7.5 °C | 19 mm |
| January 2021 | 1.9 °C | 12.4 °C | -10.5 °C | 41 mm |
| January 2020 | 0.2 °C | 9.1 °C | -4.9 °C | 22 mm |
| January 2019 | -0.1 °C | 10.9 °C | -8.0 °C | 48 mm |
| January 2018 | 3.9 °C | 13.5 °C | -3.1 °C | 40 mm |
| January 2017 | -4.1 °C | 4.0 °C | -13.6 °C | 26 mm |
| January 2016 | -0.2 °C | 11.8 °C | -9.1 °C | 62 mm |
| January 2015 | 2.1 °C | 12.0 °C | -7.7 °C | 86 mm |
| January 2014 | 3.4 °C | 14.1 °C | -8.3 °C | 41 mm |
| January 2013 | 0.2 °C | 8.8 °C | -7.2 °C | 86 mm |
| January 2012 | 1.8 °C | 9.2 °C | -7.5 °C | 46 mm |
| January 2011 | 0.8 °C | 11.0 °C | -6.8 °C | 16 mm |
| January 2010 | -2.3 °C | 6.3 °C | -16.8 °C | 61 mm |
| January 2009 | -1.2 °C | 11.4 °C | -9.5 °C | 69 mm |
| January 2008 | 0.8 °C | 11.0 °C | -12.0 °C | 18 mm |
| January 2007 | 4.8 °C | 12.5 °C | -4.9 °C | 36 mm |
| January 2006 | -2.4 °C | 4.3 °C | -13.6 °C | 38 mm |
| January 2005 | -0.1 °C | 9.8 °C | -15.0 °C | 30 mm |
| January 2004 | -1.9 °C | 9.6 °C | -12.3 °C | 57 mm |
| January 2003 | -3.1 °C | 9.3 °C | -18.8 °C | 56 mm |
| January 2002 | -0.1 °C | 14.8 °C | -13.6 °C | 10 mm |
| January 2001 | 1.5 °C | 13.9 °C | -6.5 °C | 65 mm |
| January 2000 | -2.8 °C | 7.2 °C | -14.9 °C | 36 mm |
January in nearby towns
| Town | Avg high | Avg low | Precip. | Wet days |
|---|---|---|---|---|
| Siófok | 3.7 °C | -2.5 °C | 45 mm | 9 |
| Balatonboglár | 3.1 °C | -1.4 °C | 45 mm | 8 |
| Balatonföldvár | 3.1 °C | -1.9 °C | 46 mm | 9 |
| Balatonlelle | 3.7 °C | -1.8 °C | 45 mm | 9 |
| Barcs | 4.8 °C | -2.1 °C | 52 mm | 9 |
| Csurgó | 4.5 °C | -1.9 °C | 50 mm | 9 |
| Fonyód | 4.0 °C | -2.0 °C | 46 mm | 9 |
| Igal | 4.2 °C | -2.0 °C | 47 mm | 9 |
| Kadarkút | 4.4 °C | -2.0 °C | 50 mm | 9 |
Other months in Siófok
Frequently asked questions
What is the weather like in Siófok in January?
Average highs of 3.7 °C and lows of -2.5 °C, with about 45 mm of precipitation on 9 wet days.
How hot does it get in Siófok in January?
The January record is 14.8 °C (29 January 2002); there are 0.0 days of 30 °C or more in an average January.
How much does it rain in Siófok in January?
45 mm on average; the wettest January (2023) brought 92 mm.
What was the warmest January in Siófok?
2007, with a mean of 4.8 °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.