Lake Arrowhead vs Lake Perris
Lake Perris is the warmer swim right now at about 26.9°C. They are roughly 43 km apart in United States.
Lake Arrowhead
California
warm · modelled estimate
- September average
- 20.9°C
- Warmest month
- August · 22.0°C
- Coldest month
- 6.0°C
- Swim season
- June–October
Lake Arrowhead in California, United States reaches comfortable swimming temperatures in July and August, and drops close to single digits in winter.
Lake Perris
California
hot · modelled estimate
- September average
- 26.9°C
- Warmest month
- August · 28.0°C
- Coldest month
- 12.0°C
- Swim season
- May–November
Lake Perris in California, United States stays bath-warm through the summer swim season, and stays mild even in winter.
Month by month
| Lake | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Lake Arrowhead | 7.1°C | 6.0°C | 7.1°C | 10.0°C | 14.0°C | 18.0°C | 20.9°C | 22.0°C | 20.9°C | 18.0°C | 14.0°C | 10.0°C |
| Lake Perris | 13.1°C | 12.0°C | 13.1°C | 16.0°C | 20.0°C | 24.0°C | 26.9°C | 28.0°C | 26.9°C | 24.0°C | 20.0°C | 16.0°C |
Monthly values are modelled from each lake's long-term winter and summer envelope, then refined with today's forecast air temperature for the headline reading.
Related lake comparisons
Want a different mix? Compare up to four lakes side by side or browse all lake water temperatures.
Explore every sea temperature page
Jump straight to a country, coastal region, city, seasonal ranking or comparison.