Climate and monthly weather forecast
Genoa, Italy

Nestled in the northwestern part of Italy, Genoa boasts a Köppen climate classification of Csb, typical of Mediterranean regions with a warm summer. The annual weather depicts a combination of agreeably warm summers and mild winters. The range of temperature relevant to the entire year fluctuates considerably. The monthly average low temperature varies from 5.5°C (41.9°F) in the coldest month of January to 21°C (69.8°F) in the peak summer month of August. Highs can reach up to 27.7°C (81.9°F) in August, with January temperatures typically reaching a high of 11.5°C (52.7°F).

Rainfall in Genoa remains a principal entity of the climatic composition, with variations spotted throughout the year. Precipitation displays a tendency to ramp up during the last quarter of the year, with October registering the highest rainfall of 171mm (6.73"). On the contrary, July sees minimal rainfall with average precipitation dipping to 24mm (0.94"). The number of rainy days aligns with the precipitation pattern, with October witnessing 8 rainy days while July marking the lowest with 2.8 days.

Daylight hours and sunshine also demonstrate a pattern correlating with the seasons. Extended daylight can be enjoyed during the summer months with a peak of 15.5 hours in June, while December offers the shortest daylight duration of 8.9 hours. Correspondingly, sunshine hours sync with the months, with maximum sunlight evident in July, reaching up to 9.5 hours, and the least recorded in December with an average count of 3.6 hours.

Genoa's ample sunshine and pleasant temperature conditions nominate the summer months as the most favorable period for a visit. From June to August, the city revels in comfortable day temperatures fluctuating between 23.9°C (75°F) and 27.7°C (81.9°F). The sea surface temperature also reaches optimum levels during this time, peaking at 24.3°C (75.7°F) in August, encouraging beach activities and water sports. The occurrence of rainfall is at its lowest between June and August, making these months an ideal time for outdoor sightseeing and activities.

Visitors looking to avoid heavy rainfall and bleak weather should stay clear of visiting Genoa during autumn. October welcomes the monsoon season, with rainfall typically peaking at 171mm (6.73") and the city experiencing up to 8 rainy days. Temperatures start to dip in this season as well, with average highs from 24.4°C (75.9°F) in September to 15.1°C (59.2°F) in November. Equally, sunshine hours reduce significantly as autumn advances, potentially limiting outdoor activities.

Spring in Genoa, commencing in March and stretching out to May, introduces progressively warmer temperatures. March kicks off the spring season with an average high temperature of 14.6°C (58.3°F), gradually escalating to reach 20.5°C (68.9°F) by May. Corresponding lows vary from 8.2°C (46.8°F) in March to 14.2°C (57.6°F) in May. Rainfall remains moderate with the wettest month being April with an average of 88mm (3.46"). Sunshine hours begin to increase in spring, reaching an average of 7.1 hours by the end of May.

Genoa's summers, running from June to August, offer pleasingly warm climates. Highs can vary from 23.9°C (75°F) in June, culminating to 27.7°C (81.9°F) by August. Nighttime temperatures also rise, starting at 17.6°C (63.7°F) in June and peaking at 21°C (69.8°F) in August. The summer months see minimal rainfall, with July marking the driest month of 24mm (0.94"). Daylight and sunshine hours gain length in summer, with an apex of 15.5 hours of daylight and 9.5 hours of sunshine in July.

Autumn in Genoa sets in from September, lasting until November. The temperatures cool down gradually from a daily high of 24.4°C (75.9°F) in September to 15.1°C (59.2°F) in November. Night lows also drop from 17.9°C (64.2°F) to 9.2°C (48.6°F) during this period. Rainfall starts to surge, reaching a yearly high in October at 171mm (6.73"). The hours of available daylight start to decrease in Autumn along with a decline in the hours of sunshine.

Winter in Genoa spans from December to February. Daytime temperature highs range from 12.5°C (54.5°F) in December and drop to their lowest at 11.5°C (52.7°F) in January. Correspondingly, night temperatures also experience a drop from 6.5°C (43.7°F) in December to 5.5°C (41.9°F) by January. Rainfall levels in winter hover from 93mm (3.66") in December to 102mm (4.02") by January. Diminished daylight hours can be expected throughout winter, with an average daily availability of 8.9 hours in December dropping to 9.3 hours by February.

January in Genoa, Italy, is the month with some of the shortest daylight hours, averaging about 9.3h. The onset of the year is marked by the chill of winter, yet the maritime influence prevents extreme cold. Fluctuations of temperature are evident as the layers of warm and cold clothing adjust to the weather shifts throughout the day. Weather in January »

Migrating into February, Genoa experiences a slight uptick in weather conditions in comparison to January. Notably, the daylight hours increase providing for longer days. The month is representative of true winter weather, with chilly mornings blossoming into comparatively warmer afternoons. Weather in February »

Transitioning to March, an increase in temperature and daylight hours become more evident as Genoa inches towards spring. An abundance of beautiful, clear days can be anticipated. The level of precipitation increases slightly to 82mm (3.23") averaged over 6.9 days of rainfall. Weather in March »

April welcomes spring weather in Genoa, indicated by rising temperature averages and lengthening days. Nature displays its beauty as blooming flowers drape the city. Rainfall again increases, amounting to 88mm (3.46") spread over 8.1 rainfall days. Weather in April »

May witnesses a noticeable shift in Genoa's weather as the city wholly embraces spring. The temperature averages reach 20.5C°highs and 14.2C°lows, yet the sea remains relatively cool. Showers during the month decline to 72mm (2.83"), spread over 7 days of rainfall. Weather in May »

Encountering summer in June, Genoa is bathed in warm sunshine, characterized by dry weather and longer daylight hours. Days spent by the sea become more enjoyable as sea temperatures rise to 22.8°C (73°F). However, the month records one of the lowest amounts of rainfall, reducing to 58mm (2.28") over an average of 5 days. Weather in June »

July signifies the heart of summer for Genoa, with temperatures soaring to an average high of 27.3°C (81.1°F), and the sea temperature reaching its warmest at 24.2°C (75.6°F). The city embraces the heat, and outdoor activities become more frequent. Weather in July »

August in Genoa maintains the prevailing hot summer weather, recording average high temperatures of 27.7°C (81.9°F) and sea temperature reaching a warm 24.3°C (75.7°F). August shares the summer peak time along with July. Despite the heat, late-summer rain showers make an appearance, with rainfall increasing to 69mm (2.72"). Weather in August »

September in Genoa marks the transition from summer to autumn. Though temperatures start to dwindle, the city continues to bask in the residual warmth left by summer. The sun gradually reduces its intense glare, with daylight decreasing to 12.5 hours. Weather in September »

October ushers in a significant change in Genoa's weather, synonymous with the autumn season. The city experiences cooling temperatures and vibrant changes in foliage. Rainfall again surfaces prominently, accumulating to 171mm (6.73") over an average of 8 days. Weather in October »

November in Genoa captures the essence of autumn with a marked decrease in daylight hours to 9.6h, and average high temperatures dropping to 15.1°C (59.2°F). The city prepares for the incoming winter, with noticeable weather transitions. Weather in November »

December welcomes winter in Genoa with the mercury further dropping to an average high of 12.5°C (54.5°F). Daylight hours continue to shrink, reaching an annual low of 8.9 hours. The city endures a fair share of precipitation, with rainfall levels at 93mm (3.66") over an average of 6.5 days. Weather in December »