This is a climate-model estimate, not a measurement: we have no measured water temperature for rivers, lakes and reservoirs yet. Real measurements are available for seas only.
Comfortable for swimming. Now in the San +20°. Swimming season — July and August.
Water temperature map of the San
ColderWarmer
Water temperature in the San by city today 📍
+20°
Ratslavitse
+20°
Rendziny
+20°
Ulyanuv
+21°
Sanok
+20°
Venzovnitsa
+21°
Dubetsko
+20°
Dydnya
+21°
Sosnitsa
+21°
Dynuv
+20°
Zaguzh
+20°
Zaleshany
+19°
Sukhe-Lyaski
| City | Now | Swimming |
|---|---|---|
| Ratslavitse | +20° | Comfortable for swimming |
| Rendziny | +20° | Comfortable for swimming |
| Ulyanuv | +20° | Comfortable for swimming |
| Sanok | +21° | Comfortable for swimming |
| Venzovnitsa | +20° | Comfortable for swimming |
| Dubetsko | +21° | Comfortable for swimming |
| Dydnya | +20° | Comfortable for swimming |
| Sosnitsa | +21° | Comfortable for swimming |
| Dynuv | +21° | Comfortable for swimming |
| Zaguzh | +20° | Comfortable for swimming |
| Zaleshany | +20° | Comfortable for swimming |
| Sukhe-Lyaski | +19° | Comfortable for swimming |
| Zhuravitsa | +20° | Comfortable for swimming |
| Shevtsy | +19° | Comfortable for swimming |
| Gozhitse | +20° | Comfortable for swimming |
| Przemysl | +20° | Comfortable for swimming |
| Vulka Tanevska | +20° | Comfortable for swimming |
| Jaroslaw | +20° | Comfortable for swimming |
| Vidna Gura | +21° | Comfortable for swimming |
| Piskorovitse | +21° | Comfortable for swimming |
| Yagella | +20° | Comfortable for swimming |
| Pshikhoets | +21° | Comfortable for swimming |
| Ruda Lantsutska | +21° | Comfortable for swimming |
| Kempe-Zaleshanske | +20° | Comfortable for swimming |
| Khuzele | +20° | Comfortable for swimming |
| Zapats | +19° | Comfortable for swimming |
| Zazheche | +20° | Comfortable for swimming |
| Nenadova | +21° | Comfortable for swimming |
| Stalowa Wola | +20° | Comfortable for swimming |
| Vulka Pelkinska | +20° | Comfortable for swimming |
| Stare-Myasto | +21° | Comfortable for swimming |
| Struzhe | +20° | Comfortable for swimming |
| Tarnavets | +21° | Comfortable for swimming |
| Khelyush | +20° | Comfortable for swimming |
| Vezhavitse | +20° | Comfortable for swimming |
| Kuryluvka | +21° | Comfortable for swimming |
| Lesko | +20° | Comfortable for swimming |
| Lezhaysk | +20° | Comfortable for swimming |
| Kidalovitse | +21° | Comfortable for swimming |
| Medyka | +21° | Comfortable for swimming |
🎣 Fishing in cities on the San
Water temperature forecast in the San 📅
Saturday
15 August
+20°
Sunday
16 August
+20°
Monday
17 August
+20°
Tuesday
18 August
+20°
Wednesday
19 August
+19°
Thursday
20 August
+19°
Friday
21 August
+19°
Computed by a climate model. Water changes slowly — no sharp shifts.
Water temperature in the San this weekend
Saturday, 15 August · water +20° · comfortable for swimming
Sunday, 16 August · water +20° · comfortable for swimming
Water temperature in the San for a month
There is no exact monthly water forecast — it changes slowly. The reference is the climate normal: up to +20° in summer. The monthly normal is below.
Monthly water temperature in the San 🗓️
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| +4 | +3 | +5 | +11 | +14 | +15 | +19 | +20 | +15 | +11 | +9 | +5 |
Climate normal (model estimate).
Swimming conditions in the San by month
Jan+4°Cold, only for the hardy.
Feb+3°Cold, only for the hardy.
Mar+5°Cold, only for the hardy.
Apr+11°Cold, only for the hardy.
May+14°Cold, only for the hardy.
Jun+15°Cool for swimming.
Jul+19°Swimming season — comfortable.
Aug+20°Swimming season — comfortable.
Sep+15°Cool for swimming.
Oct+11°Cold, only for the hardy.
Nov+9°Cold, only for the hardy.
Dec+5°Cold, only for the hardy.
When to swim in the San 🏖️
🏖️
Comfortable to swim in July and August, when the water warms to +17° and above.
Cities on the San 📍
RatslavitseRendzinyUlyanuvSanokVenzovnitsaDubetskoDydnyaSosnitsaDynuvZaguzhZaleshanySukhe-LyaskiZhuravitsaShevtsyGozhitsePrzemyslVulka TanevskaJaroslawVidna GuraPiskorovitseYagellaPshikhoetsRuda LantsutskaKempe-ZaleshanskeKhuzeleZapatsZazhecheNenadovaStalowa WolaVulka PelkinskaStare-MyastoStruzheTarnavetsKhelyushVezhavitseKuryluvkaLeskoLezhayskKidalovitseMedyka
FAQ about water in the San ❓
What is the water temperature in the San now?
Now +20° — Comfortable for swimming.
Can you swim in the San?
Comfortable season — July and August.
When is water warmest in the San?
Warmest in August — up to +20°.
Where does the water temperature data come from?
A water temperature model (by latitude, longitude and day of year), by cities.
Water temperature archive in the San on this day
| City | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
|---|---|---|---|---|---|---|---|---|---|---|
| Ratslavitse | +18° | +19° | +20° | +20° | +19° | +19° | +18° | +18° | +19° | +20° |
| Rendziny | +18° | +19° | +20° | +20° | +20° | +19° | +18° | +19° | +20° | +20° |
| Ulyanuv | +18° | +18° | +19° | +20° | +19° | +18° | +18° | +18° | +19° | +20° |
| Sanok | +19° | +20° | +20° | +21° | +20° | +19° | +19° | +19° | +20° | +21° |
| Venzovnitsa | +18° | +18° | +19° | +20° | +19° | +18° | +18° | +18° | +19° | +20° |
Climate normal (model estimate for this date), not a measurement archive.
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Water temperature in the San — in detail
Water temperature in the San is tracked across 64 cities. The water is now about +20°. The page has a temperature map by city, a daily forecast and a monthly climate normal.