Journal · Seasons

Alassio Weather by Month: The Best Time to Visit

Air and sea temperatures for every month of the year, when it rains, and which season suits a beach holiday, a walking week or a quiet winter escape.

The Bay of Alassio on the Italian Riviera under a clear sky

What is the weather like in Alassio through the year, and when is the best time to visit? Alassio lies on the Riviera di Ponente, the western half of the Ligurian coast, sheltered by the mountains behind it. It has a Mediterranean climate with warm, dry summers and mild winters: the average temperature over the year is around 14 °C, July is the driest month, and October and November are the wettest.

This guide gives the average air and sea temperatures for every month, with what each season is like on the ground. The figures are long-term averages, not forecasts, and a single week can always be warmer, cooler or wetter.

  • Warmest seaAugust, approx. 24 °C
  • Driest and sunniest monthJuly
  • Wettest monthsOctober and November
  • Coolest monthsJanuary and February, approx. 10–11 °C by day

Alassio weather month by month

The table shows typical daytime highs, night-time lows and sea temperatures, with a short note on what each month is like.

MonthDayNightSeaWhat it is like
January10 °C6 °C13–14 °CMild and quiet, cool sea
February11 °C6 °C13 °CColdest sea of the year; calm town
March13 °C8 °C13–14 °CSpring arrives; good for walking
April16 °C11 °C15 °CGreen hills, sightseeing weather
May19 °C14 °C18 °CBeach clubs reopen; sea still fresh
June23 °C18 °C22 °CSummer begins, before the crowds
July25 °C21 °C24 °CSunniest and driest month
August25 °C21 °C24 °CWarmest sea, Ferragosto, busiest weeks
September23–25 °C16–18 °C22–24 °CWarm sea, fewer people, about 8 rainy days
October19 °C14 °C21–22 °CPleasant days, rain increases (about 120 mm)
November14 °C10 °C18 °CWettest month with October; quiet
December11 °C7 °C15 °CMild winter days, quiet streets

Approximate long-term averages, rounded. They help with planning but cannot predict a particular week.

What is the best month to visit Alassio?

It depends on what you come for. For a beach holiday with the warmest sea, choose July or August. For warm water without the crowds, September is hard to beat. For walking, sightseeing and food, April, May, late September and early October are ideal.

  • Warmest seaAugust, around 24 °C, with July close behind.
  • Most sunshineJuly, the driest month, with around ten hours of sun a day.
  • Warm sea, fewer peopleEarly September: the sea is still 23–24 °C and the coast grows calmer after Ferragosto.
  • Walking and exploringApril, May, late September and early October: mild days, green hills and quieter roads.
  • Most rainOctober and November. Plan flexibly and keep a long lunch in reserve.

Winter: January, February and December

Alassio’s coolest months bring daytime temperatures of around 10–11 °C and nights around 6–7 °C. The sea is at its coldest, about 13–15 °C. This is the season of quiet coastal walks, long lunches and everyday local life, with many restaurants and shops open on shorter hours. Bring layers for the evenings.

Spring: March, April and May

Daytime temperatures rise from around 13 °C in March to 16 °C in April and 19 °C in May. The sea stays cool, warming from about 13 °C to 18 °C, but the weather is ideal for walking, the hill villages and the neighbouring towns. By May the bagni, the beach clubs, reopen and the first warm days on the sand arrive.

Summer: June, July and August

June feels like summer, with days around 23 °C, nights of 18 °C and a sea of about 22 °C, before the busiest weeks begin. July is the sunniest and driest month, with daytime temperatures around 25 °C and the sea at about 24 °C. August keeps the same warmth with the warmest sea of the year and the liveliest atmosphere, centred on Ferragosto on 15 August.

On hot days, many families go to the beach early, spend the middle of the day in the shade, and come out again for aperitivo and the evening passeggiata along the seafront.

Summer is for the beach; spring and autumn are for the coast, the hills and the table.

Autumn: September, October and November

September is warm, with days of 23–25 °C and a sea of 22–24 °C, warmest at the start of the month. After Ferragosto the crowds thin, though the month has around eight rainy days. October brings pleasant days of around 19 °C and a sea still at 21–22 °C, but rainfall rises to about 120 mm, making it one of the wettest months together with November. November is quiet and mild, with days around 14 °C.

Autumn is the season for food and wine: the grape harvest, chestnuts and mushrooms in the hinterland, and rainy afternoons in the kitchen.

Frequently asked questions

What is the best time to visit Alassio?

For a beach holiday, July and August have the warmest sea and the most sunshine. For warm water with fewer people, choose early September. For walking and sightseeing, April, May, late September and early October are ideal.

How warm is the sea in Alassio?

The sea is warmest in August, at around 24 °C, and about 22 °C in June and 22–24 °C in September. It is coldest in January and February, at about 13–14 °C.

What is the rainiest month in Alassio?

October and November are the wettest months, with around 120 mm of rain in October. July is the driest month of the year.

Is Alassio warm in winter?

Alassio has mild winters for northern Italy, with daytime temperatures of around 10–11 °C in January and February and nights of about 6 °C. It is too cold for swimming, but pleasant for walks along the sea.

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