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Surf Climatology

Best Time to Surf Backdoor

North Shore, Oahu

Backdoor is a surf break in North Shore, Oahu, and this page shows the time of year when it usually gets the most surf. The figures are three years of offshore wave data, 2022 to 2024, averaged month by month at the nearest offshore point. The peak surf season at Backdoor is Jan & Dec, when the average offshore swell is at its biggest.

Peak surf season: Jan & Dec.

Based on the 3-year average offshore wave height, 2022–2024.

Best time to visit

3-year monthly avg · offshore significant wave height · 2022–2024

Peak surf season:JanDec
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
6ft
3ft
0ft
Peak monthsThis monthOff-peakTap a bar for details.
Jan: 6.2ft average swell at 10.5 s from the NW.
Feb: 5.0ft average swell at 9.8 s from the NNW.
Mar: 4.6ft average swell at 9.3 s from the NNW.
Apr: 4.2ft average swell at 9.3 s from the NNW.
May: 3.9ft average swell at 10.3 s from the S.
Jun: 3.5ft average swell at 10.8 s from the S.
Jul: 3.3ft average swell at 9.3 s from the SSE.
Aug: 3.3ft average swell at 9.4 s from the SSE.
Sep: 3.4ft average swell at 9.8 s from the SSE.
Oct: 4.4ft average swell at 9.8 s from the NNW.
Nov: 4.7ft average swell at 9.8 s from the NNW.
Dec: 5.8ft average swell at 10.4 s from the NNW.

Offshore significant wave height (Hs) from Open-Meteo ERA5 reanalysis, 2022–2024, at 21.5°, -158.0°.

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