Climate and monthly weather forecast
Sidi Bou Said, Tunisia

Sidi Bou Said, Tunisia guarantees a Mediterranean climate with hot summer temperatures, characterized by the Köppen climate classification as Csa. Geographically situated in the northern region of Tunisia, the town encounters significant variations in temperatures and daylight throughout the year.

Sea temperature shows fluctuations from 14.4°C (57.9°F) in February to a warm 25.4°C (77.7°F) in August. Daylight ranges significantly as well, covering 10 hours in January to a lengthy 14.7 hours in June. Weather in Sidi Bou Said renders a characteristic distribution reflecting the Mediterranean climate, changing the environmental dynamics at various points in the year.

This unique town experiences a comparatively stable weather condition. Maximum sea temperatures are common around August, making this period stand out from the rest of the year. Furthermore, the longest daylight experienced throughout the year occurs in June, setting it distinctly apart from the shorter daylight hours in winter months.

To enjoy the warmest sea temperatures and beautiful weather, the best time to plan a trip to Sidi Bou Said would be from June to September. During this period, the average sea temperature ranges from 22°C (71.6°F) to 25.4°C (77.7°F), thereby providing tourists an excellent opportunity to indulge in various water sports. Additionally, the daylight duration from 14.7 hours in June decreases gradually to 12.4 hours in September, ensuring ample sunlight hours for sightseeing activities and outdoor excursions.

Whereas, the months from January to March might not be the most ideal time to explore Sidi Bou Said. This period encounters the lowest sea temperatures going down to 14.4°C (57.9°F) in February and comparatively lower daylight hours, making it unfavorable for aquatic activities and outdoor expeditions. Hence, these months might be less appealing for tourists seeking to explore the outdoors and participate in water-based activities.

Spring in Sidi Bou Said, marked from March to May, ushers in a gradual rise in both sea temperatures and daylight hours. Sea temperatures start at 14.7°C (58.5°F) in March, increasing to 18.3°C (64.9°F) by May. Similarly, daylight also shows an uptick, starting from 12 hours in March and going up to 14.1 hours in May. This season presents a significant change to the prevailing climate, turning the weather conditions pleasant.

Summer sets in from June to August in Sidi Bou Said, which is also the hottest time of the year. The sea temperature heightens considerably from 22°C (71.6°F) in June to 25.4°C (77.7°F) in August. Naturally, daylight also follows a congruous pattern, settling at 14.7 hours in June before slightly tapering to 13.5 hours in August. This period of the year denotes the zenith of temperatures, characterizing the Mediterranean summer.

The transition from summer to cooler temperatures signals the onset of Autumn from September to November. Sea temperatures during this period show a decline from a high of 24.7°C (76.5°F) in September, cooling down to 20.3°C (68.5°F) in November. Accordingly, daylight hours also decrease from 12.4 hours in September to 10.2 hours in November, manifesting the autumnal equinox.

Winter months of December to February in Sidi Bou Said witness the coolest sea temperatures, falling from 17.3°C (63.1°F) in December to the lowest average of 14.4°C (57.9°F) in February. Correspondingly, daylight follows a similar trend, dropping from 9.7 hours in December to 10 hours in January and February. The winter season marks a notable dip in both temperatures and daylight, setting a distinctive winter ornateness.

Favorable oceanic conditions, valuable for maritime activities, are found in Sidi Bou Said, Tunisia, during January. An average sea temperature indicator shows the sea temperature rests at 15.3°C (59.5°F). Gentle winter sunshine battles against the generally mild climate, providing around 10 hours of daily daylight. Weather in January »

February in Sidi Bou Said ushers in slightly cooler marine conditions in comparison to January. The city experiences a slight dip in sea temperature to 14.4°C (57.9°F). Nevertheless, days seem to last a bit longer, signaling the approach of spring. Weather in February »

In March, the weather in Sidi Bou Said starts transitioning from the end of winter to the beginning of the spring season. The sea temperature shows a slight increase to 14.7°C (58.5°F). The daylight period extends to 12 hours, making the days noticeably longer than previous months. Weather in March »

April steps in with somewhat warmer sea temperatures than March in Sidi Bou Said, Tunisia. The rise in temperature is solidified as the sea warms up to 15.7°C (60.3°F). The number of daylight hours continues to increase, allowing locals and visitors to enjoy more of the city throughout the day. Weather in April »

May sees Sidi Bou Said slowly transitioning into the hot summer season. The sea temperature in May increases substantially to 18.3°C (64.9°F) compared to the previous month. An abundant measure of daylight blesses the city, resulting in lengthened bright periods. Weather in May »

In June, the summer kicks off in full swing in Sidi Bou Said. The rise in the sea temperature, up to 22°C (71.6°F), is indicative of the oncoming summer heat. The daylight extends to its maximum, reaching nearly 15 hours in a day, giving ample time for daytime activities. Weather in June »

July in Sidi Bou Said is synonymous with the heart of the summer season. The highest sea temperature occurs this month, with the sea warming up to a balmy 24.4°C (75.9°F). The daylight period distorts slightly but is still favorably long. Weather in July »

Despite marking the eventual end of the sultry summer, August in Sidi Bou Said holds onto the high sea temperatures of July. The sea in August records an even higher temperature of 25.4°C (77.7°F). The city relishes this last full month of summer, with the daylight hours incrementally receding. Weather in August »

With the advent of September, Sidi Bou Said starts transitioning towards the autumn season. A decrease in sea temperature to 24.7°C (76.5°F) indicates a slight cooling trend. The daylight hours decrease, leading to shorter days and advancing towards fall. Weather in September »

October in Sidi Bou Said depicts clear signs of autumn. The sea temperatures fall noticeably to 22.6°C (72.7°F), a reasonable decrease from September. Despite the reduction in daylight hours, the city sustains an agreeable weather pattern. Weather in October »

November in Sidi Bou Said signifies the steady arrival of the winter season. The average sea temperature recedes further to 20.3°C (68.5°F), casting cooler conditions. Daylight hours shorten further as the season advances, culminating in less sunlight during the day. Weather in November »

December marks the commencement of the cold season in Sidi Bou Said, Tunisia. The sea temperature cools further, dipping to 17.3°C (63.1°F), indicating the winter onset. The amount of daylight remains relatively constant from November, maintaining around 10 hours per day. Weather in December »