SwellByte

New Hampshire Surf Forecast

Free surf forecast for New Hampshire, United States — 4 surf spots. Wave height, swell, wind, tide and live buoy conditions with a 16-day outlook, no subscription, updated daily on SwellByte.

Best spot in New Hampshire by day

Top-rated of 4 spots each day

Surf spots in New Hampshire

Monthly conditions in New Hampshire

How often each surf size shows up by month, 2020–2024, measured near The Wall. Bars fill from the bottom by the share of days reaching each surf size; white at the top is smaller days. The percentage is the chance of a surfable day.

2–4ft4–6ft6–8ft8–12ft12ft+
Jan
42%
Feb
44%
Mar
37%
Apr
31%
May
23%
Jun
4%
Jul
1%
Aug
5%
Sep
31%
Oct
27%
Nov
30%
Dec
36%
Swell period
10s
10s
10s
10s
9s
8s
8s
8s
10s
10s
10s
11s
Water temp
41°F
39°F
40°F
45°F
53°F
61°F
64°F
65°F
65°F
58°F
50°F
45°F