Lake Winnipesaukee Water Temperature
(Today) 2024
The water will feel medium. The water will feel a bit chilly in just bathers / swimming costume. If you plan on wearing a wetsuit 4/3mm should be thick enough.
Current weather
(moderate rain)
The measurements for the water temperature in Lake Winnipesaukee, New Hampshire are provided by the daily satellite readings provided by the NOAA. The temperatures given are the sea surface temperature (SST) which is most relevant to recreational users.
*Live data may vary from satellite readings for a number of reasons. These include local factors, depth of smapling and time of day.
Water temp by month
Monthly average max / min water temperatures
The graph below shows the range of monthly Lake Winnipesaukee water temperature derived from many years of historical sea surface temperature data.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Min °C | 2.9 | 1.8 | 1.4 | 3 | 4.9 | 9.7 | 14.9 | 17.1 | 14.6 | 10.2 | 8 | 4.6 |
| Max °C | 6.1 | 4.6 | 4.3 | 6.3 | 9.6 | 15.8 | 19.4 | 19.6 | 18.7 | 16 | 11.3 | 9 |
| Min °F | 38.5 | 36.4 | 35.6 | 38.7 | 42.7 | 51.9 | 60.6 | 63.7 | 59.9 | 52.7 | 47.7 | 42 |
| Max °F | 41.7 | 39.2 | 38.5 | 42 | 47.4 | 58 | 65.1 | 66.2 | 64 | 58.5 | 51 | 46.4 |
The warmest water temperature is in August with an average around 64.9°F / 18.3°C. The coldest month is March with an average water temperature of 37°F / 2.8°C.
7 day tide forecast for Lake Winnipesaukee
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*These tide times are estimates based on the nearest accurate location (Salmon Falls River entrance, Piscataqua River, New Hampshire) and may differ by up to half an hour depending on distance. Please note, the tide times given are not suitable for navigational purposes.
