Lake Winnipesaukee

Lake Winnipesaukee

Alton, Belknap County, NH
70mi²
160.00ft
Directions
Lake Information

Enjoy the clear, glistening waters of the largest lake in New Hampshire! Boaters can enjoy all sorts of recreational activities on the expansive Lake Winnipesaukee. Launch your own boat at one of the many marinas or take a guided sunset cruise. The large size of the lake creates a great wake for those water skiing and wakeboarding. There are also quieter areas if you're looking to take a scenic kayak ride or try paddle boarding. Many nearby towns offer different experiences based on your interests. Weirs Beach is a popular destination for family fun. There's everything from arcade games to go-kart rides on shore. If you're looking for a drink where you can keep your toes in the sand, visit the Town Docks in Meredith.

Read more

Current Conditions

62°F°
Feels like 60°F°
Cloudy
Today's High
70°F°
Today's Low
52°F°

Water Temperature

52°F
Updated: (May 13)
Sign in to contribute temps.

Current water temperature for Lake Winnipesaukee is 52°F.

Current Snapshot

Wind6 mph SE (Gust 11 mph)
Pressure
30.06 inHg
Visibility16 mi
Humidity70%
Cloud Cover100%

Forecast: Thursday, May 15

Day 1 of 9

Hourly Insights

7 AM
55°F°
12%
10 AM
61°F°
13%
1 PM
65°F°
13%
4 PM
68°F°
12%
7 PM
66°F°

Temperature

High
70°F°
Low
52°F°

Precipitation

Chance48%
Amount0.13"
Typerain

Wind

3mph
Avg Speed
Gusts up to
9mph
CalmModerateStrong
Max Speed4 mph

Sun, Moon & UV

Sunrise9:20 AM
Sunset12:03 AM
Moon PhasewaningGibbous
Max UV Index4 (Moderate)

Solunar Fishing Forecast

Action Rating
2/5

Todays action is rated a 2 (scale is 0 thru 5, 5 is the best)

Major Times (Best)

6:11 AM - 8:41 AM

9:13 PM - 11:43 PM

Minor Times (Good)

4:00 AM - 4:00 AM

10:16 AM - 11:46 AM

Outlook for Thursday at Lake Winnipesaukee

Expect temperatures ranging from 52°F to 70°F. There's a 48% chance of rain, potentially bringing around 0.13" rain. Winds will be averaging 3 mph, with potential gusts reaching up to 9 mph. The maximum UV index will be 4 (Moderate), so plan sun protection accordingly. For anglers, today's fishing action is rated 2/5 (Todays action is rated a 2 (scale is 0 thru 5, 5 is the best)). Look for the best bite times during the major periods around 6:11 AM and 9:13 PM, or try the minor windows near 4:00 AM and 10:16 AM for potential early morning or evening action. Check back for the latest conditions and forecasts for Lake Winnipesaukee.

Lake Map Views

LakeMonster PRO

Try Premium Features

Find the fishing sweet spots! See detailed temperature readings throughout your lake.

No credit card required for preview

May 12th 2025

Lake Information

Elevation
160 ft
Area
70 mi²
Coordinates
43.561, -71.316

Weather Forecast

Thursday

70°F
52°F

Friday

76°F
56°F

Saturday

63°F
54°F

Sunday

65°F
52°F

Monday

54°F
48°F

Tuesday

55°F
45°F

Wednesday

55°F
45°F

Thursday

57°F
43°F

Friday

52°F
41°F
Thursday - 5/15/2025
70°F
52°F
12am
54°F
52°F
30.06 hPa
2 mph
E
G: 3 mph
2am
53°F
52°F
30.04 hPa
1 mph
ESE
G: 3 mph
4am
52°F
52°F
30.02 hPa
1 mph
E
G: 2 mph
6am
54°F
52°F
30.01 hPa
2 mph
SE
G: 3 mph
8am
57°F
52°F
29.99 hPa
2 mph
SE
G: 6 mph
10am
61°F
52°F
29.97 hPa
3 mph
SE
G: 8 mph
12pm
64°F
52°F
29.94 hPa
3 mph
SE
G: 9 mph
2pm
66°F
52°F
29.91 hPa
4 mph
SE
G: 9 mph
4pm
68°F
52°F
29.87 hPa
4 mph
SSE
G: 8 mph
6pm
68°F
52°F
29.84 hPa
4 mph
SSE
G: 8 mph
8pm
63°F
52°F
29.82 hPa
3 mph
SE
G: 5 mph
10pm
59°F
52°F
29.83 hPa
3 mph
SE
G: 5 mph

Water Temperature History

Trends for Lake Winnipesaukee

Current Temp

Sign in to view

Latest recorded surface temperature.

Lowest in Period

32°F

On Jan 22

Coldest point in the Last 12 Months.

Average in Period

47°F

Typical temp during the Last 12 Months.

Temperature Trend: Last 12 Months

Surface temperature over the selected period.

Key Observations (Last 12 Months)

  • Warmest avg: July (76°F).
  • Coolest avg: February (32°F).
  • Rapid warming often occurs: April → May (+18°F).
  • Sharpest cooling trend: September → October (-13°F).

Weather Forecast

Wind speed and pressure trends

Hourly Wind Forecast

12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm036912

Wind Direction

91°

Pressure

1018 mb

Cloud Cover

52%

Visibility

12 miles

Daily Pressure Forecast

ThuFriSatSunMonTueWedThuFri0.008.8617.7226.5835.44
Go Premium
Better lake days, better fishing, better you with LakeMonster Pro
Relaxing app background
LakeMonster App Icon
Get a 7 day free trial

Frequently Asked Questions About Lake Winnipesaukee

Get accurate, up-to-date information about conditions at Lake Winnipesaukee.