Lake · Finland
Ruovesi
Lake in Pirkanmaa region, Finland
- Area
- 177km²
- Average depth
- 32m
- Elevation
- 92m a.s.l.
- Shoreline
- 564km
- Volume
- 5.7km³
Ruovesi is a lake in Finland. It covers 177 km². On average it is 32 m deep. Its surface lies 92 m above sea level.
Plan your visit
Stay, sail and get there
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The water
How warm is Ruovesi?
The water is warmest in July, around 20 °C at the surface, and coldest in January, around 0 °C. The surface averages 20 °C or more in July: comfortable for most swimmers.
The lake usually freezes over for about 130 days a year, from around 2 December to 10 April.
On the shore, afternoons reach 21 °C on average in July and -6 °C in January. The driest month is March (42 mm of rain), the wettest July (94 mm).
Average surface temperature measured by the Landsat 8 satellite between 2013 and 2021 at the point furthest from the shore (86 readings). Shallow bays and beaches are often warmer.
From above
The whole lake from space
Month by month
The year at the lake, month by month
Not a forecast: these are averages over many years. Water is the 2013–2021 average; air, rain, sun and wind are the 1991–2020 average.
Water: 2013–2021 averageClimate: 1991–2020 average
| Month | Water°C | Water high°C | Air high°C | Air low°C | Rainmm | Rainy daysdays | Sunh/day | Windkm/h |
|---|---|---|---|---|---|---|---|---|
| January | Ice | — | -6 | -11 | 56 | 13 | 0.5 | 10 |
| February | Ice | — | -5 | -11 | 45 | 11 | 2.3 | 9 |
| March | Ice | — | -1 | -7 | 42 | 11 | 5.6 | 10 |
| April | 2 | 5 | 7 | -1 | 50 | 11 | 6.8 | 9 |
| May | 10 | 14 | 14 | 5 | 64 | 12 | 8.4 | 9 |
| June | 17 | 19 | 18 | 9 | 90 | 15 | 8.4 | 8 |
| July | 20 | 20 | 21 | 13 | 94 | 16 | 8.2 | 8 |
| August | 19 | 20 | 19 | 11 | 83 | 16 | 6.7 | 8 |
| September | 14 | 17 | 14 | 7 | 73 | 13 | 4.1 | 8 |
| October | 9 | 12 | 6 | 1 | 78 | 15 | 1.7 | 8 |
| November | 3 | 6 | 1 | -3 | 70 | 15 | 0.2 | 9 |
| December | Ice | — | -3 | -7 | 65 | 15 | 0.1 | 10 |
Water: LakeTEMP (Landsat 8, 2013–2021). Air, rain, sun and wind: NASA POWER, 1991–2020 averages. A rainy day has at least 1 mm of rain. Sunshine hours are derived from measured solar radiation.
Size & depth
How big, how deep
- On average, water stays in the lake for about 3.6 years before flowing out.
- Its catchment drains 5,890 km² of land.
- About 51 m³ of water flow out every second, on average.
- Its shoreline is 12.0 times longer than a circle of the same area: plenty of bays and inlets.
Around the shore
What's around Ruovesi
Counted within 1.5 km of the shoreline in OpenStreetMap, the map anyone can edit.
- 7beaches and swimming spots
Uimaranta, Keskustan ranta, Visuveden uimaranta and 4 more
- 3campsites
Haapasaaren leirintäalue, SFC Vankkurimännikkö
- —boat hire and water-sport clubs
- 4marinas and slipways
Kalettomanlahden veneenlaskupaikka, Ruoveden veneluiska, Ruoveden laivaranta, Kalettomanlahden satama
- 1ferry piers
Virrat
- 1viewpoints
Palellusvuoren näkötorni
- 5hotels, B&Bs and chalets
Hotelli Ruovesi, Matkailumaatila Haapamäki, Hotelli Liera & Hostelli Lieran Sellit, Hotelli Tarjanne, Ylä-Tuuhosen maatila
- 1fishing spots
Vilppulankosken virkistyskalastusalue
- 17restaurants and cafés
Towns on the shore
- Virrat6,165 people
- Vilppula5,422 people
- Ruovesi4,002 people
Nearest airport with scheduled flights: Tampere-Pirkkala Airport (TMP), 83 km in a straight line.
Car hire at TMP airport (Tampere / Pirkkala)Discover Cars · Affiliate linkOpenStreetMap is built by volunteers: when a number is low, it may just mean nobody has mapped it yet.
Recent years
How each month compared
Afternoon high on the shore. The first row is the reference, the 1991–2020 average in °C; the years below show the difference from it: warmer in orange, cooler in blue.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1991–2020 average | -5.9 | -5.1 | -0.7 | 6.9 | 14.2 | 18.2 | 21.2 | 19.2 | 13.7 | 6.0 | 0.6 | -3.2 |
| 2020 | +6.9 | +5.1 | +2.7 | −1.4 | −2.5 | +4.2 | −2.9 | +0.3 | +0.8 | +2.0 | +3.0 | +1.7 |
| 2021 | −2.0 | −2.8 | +0.1 | ±0.0 | −0.7 | +4.4 | +2.4 | −1.3 | −2.6 | +2.0 | ±0.0 | −3.3 |
| 2022 | +1.3 | +2.4 | +0.9 | −1.1 | −1.2 | +1.9 | −0.7 | +1.9 | −1.7 | +2.6 | −0.3 | −1.5 |
| 2023 | +2.7 | +2.5 | −1.1 | +0.6 | +0.1 | +2.2 | −1.4 | +0.6 | +3.1 | −1.8 | −4.4 | −4.7 |
| 2024 | −3.0 | −0.1 | +0.2 | −2.7 | +4.1 | +2.1 | +0.1 | +1.3 | +2.8 | +2.6 | +1.4 | +1.9 |
| 2025 | +3.0 | +2.5 | +3.8 | +1.2 | −1.7 | −0.9 | +2.5 | −1.2 | +2.2 | +1.6 | +2.2 | +3.5 |
+1 warmer than usual −1 cooler than usual
About these numbers
| Outline, area, depth, volume | HydroLAKES v1.0 (Messager et al. 2016) · CC BY 4.0 |
|---|---|
| Water temperature and ice | LakeTEMP v1 (Korver et al. 2024), Landsat 8 2013–2021 · CC BY 4.0 |
| Air, rain, sun, wind | NASA POWER, 1991–2020 · public domain |
| Names and description | Wikidata (Q890099) · CC0 |
| Around the shore | © OpenStreetMap contributors · ODbL |
| Images | EOX Sentinel-2 cloudless 2016 · CC BY 4.0; Wikimedia Commons |
Every figure is an average or a count from a public dataset. Licences and methods: data sources.
