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 Arakava +21°. Swimming season — from April to October.
Water temperature map of the Arakava
ColderWarmer
Water temperature in the Arakava by city for 2 weeks 📍
| City | for 2 weeks | Swimming |
|---|---|---|
| Kawaguchi | +21° | Comfortable for swimming |
| Omiya | +22° | Comfortable for swimming |
| Urava | +21° | Comfortable for swimming |
🎣 Fishing in cities on the Arakava
Water temperature forecast in the Arakava for 2 weeks 📅
Thursday
13 August
+21°
Friday
14 August
+22°
Saturday
15 August
+22°
Sunday
16 August
+22°
Monday
17 August
+22°
Tuesday
18 August
+22°
Wednesday
19 August
+22°
Thursday
20 August
+22°
Friday
21 August
+22°
Saturday
22 August
+22°
Sunday
23 August
+22°
Monday
24 August
+22°
Tuesday
25 August
+22°
Wednesday
26 August
+22°
Computed by a climate model. Water changes slowly — no sharp shifts.
Water temperature chart in the Arakava for 2 weeks 📈
+21°
minimum for 2 weeks
+22°
maximum for 2 weeks
↗
steady
🏊
For 2 weeks: the water will warm to +22° — great for swimming.
For 10 days
Over the next 10 days the water in the Arakava ranges from +21° to +22°.
Water questions for 2 weeks ❓
What is the water in the Arakava for 2 weeks?
From +21° to +22° by the climate model; trend — steady.
Will the water warm up by the weekend?
On Saturday about +22°.
Can you swim in the Arakava for 2 weeks?
the water will warm to +22° — great for swimming.
Water temperature forecast in the Arakava for 2 weeks. Daily values and by-city temperatures for this horizon to plan a trip and a swim. Full reference data — map, monthly climate normal, yearly archive and swimming season — is on the main page.