Water Temperature Range for Koi
- Koi live in
- 46F – 95F / 7.7C – 35C
- Koi active
- 68F – 77F / 20C – 25C
- Certainly drop 5 Degrees
- Resist illness or caught a cold (whitish membrane on body)
- Less than 46F / 7.7C
- Stop eating and activity slows
- Barely alive
- 36F – 37F / 2.2C – 2.7C (start dying from frozen gills)
- Start swimming again
- 54F – 55F / 12.2C – 12.7C
- Check Koi health
- 54F – 55F / 12.2C – 12.7C
- Above 86F / 30C
- Slow down and poor appetites
By Blogger KoiLover