Moneglia seasonal overview
Best Surf Season (October - March)
Moneglia is a Ligurian micro-spot with a SSW-facing beach, so it takes direct energy from the S, SSW and SW swell window. The winter half of the year is the only time the Mediterranean really works in your favor. Between October and March, average wave heights climb to 0.7-0.9m (2-3ft), periods extend to 5.2-5.9s, and ideal offshore wind windows from N, NNO, NO and NNW occur 17-23% of the time. These are still short-period seas by open-ocean standards, but the combination of Genoa low-pressure systems, cold front passages and local Tramontana winds can produce punchy, clean, rippable waves on the sandbars. When the NAO turns negative and the jet stream digs into the western Mediterranean, storm after storm rolls into the Ligurian Sea and Moneglia jumps to life.
Fair Surf Season (April)
April is the last true shoulder-chasing month before the summer flat spell. The average remains around 0.7m (2ft), periods only ease to 5.6s, and offshore north winds still blow 18% of the time. A respectable late-spring low can still send a few clean 2-4ft days through the SSW window. It is inconsistent and the ocean is transitioning into summer, but if you watch the synoptics closely, April can reward the patient local surfer with a few legitimately fun sessions.
Low Surf Season (May - September)
From May through September, Moneglia goes into full Mediterranean slumber. Average swell heights drop to 0.4-0.5m (1-1.5ft), periods fall below 5.2s, and ideal offshore wind windows shrink to only 8-13% of the time. The Azores High ridges up, storm tracks shift north, and the Ligurian Sea turns into a light-wind mill pond. Thermal sea breezes build through the afternoon and spoil what little swell survives the fetch-limited Mediterranean. Summer is a time for swimming, not surfing; anything surfable will be groveling, small and short-period.