Lake Hopatcong vs Lake Waramaug

Lake Hopatcong is the warmer swim right now at about 24.4°C. They are roughly 132 km apart in United States.

Lake Hopatcong

New Jersey

24.4°C

hot · modelled estimate

September average
24.4°C
Warmest month
August · 26.0°C
Coldest month
2.0°C
Swim season
June–October

Lake Hopatcong in New Jersey, United States warms into the mid-20s °C for reliable summer swimming, and freezes or near-freezes in winter.

Lake Waramaug

Connecticut

23.5°C

warm · modelled estimate

September average
23.5°C
Warmest month
August · 25.0°C
Coldest month
3.0°C
Swim season
June–October

Lake Waramaug in Connecticut, United States warms into the mid-20s °C for reliable summer swimming, and drops close to single digits in winter.

Month by month

LakeJanFebMarAprMayJunJulAugSepOctNovDec
Lake Hopatcong3.6°C2.0°C3.6°C8.0°C14.0°C20.0°C24.4°C26.0°C24.4°C20.0°C14.0°C8.0°C
Lake Waramaug4.5°C3.0°C4.5°C8.5°C14.0°C19.5°C23.5°C25.0°C23.5°C19.5°C14.0°C8.5°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.

Jump straight to a country, coastal region, city, seasonal ranking or comparison.