Climate and monthly weather forecast
Hammamet, Tunisia

Hammamet, a city on the eastern coastline of Tunisia, resides in the Mediterranean, hot summer climate zone, according to the Köppen climate classification. The classification is defined as Csa, reflected in Hammamet's warm summers and mild winters, a typical attribute for Mediterranean areas. The city's coastal location on the Gulf of Hammamet further influences its climatic characteristics, fostering a relatively stable climate year-round.

The climate data reveals monthly fluctuations in temperature, rainfall, daylight hours, and UV index. High temperatures range from 15°C (59°F) in the cooler months to a peak of 32°C (89.6°F) during the height of summer. Correspondingly, low temperatures follow a similar pattern, ranging from 7°C (44.6°F) to 22°C (71.6°F) as the summer heat sets in. Rainfall also sees dramatic changes throughout the year, with wetter periods from October to January, witnessing up to 62mm (2.44") of rainfall. On the contrary, the summer months experience minimal rainfall, with a mere 4mm (0.16") in July.

Sea temperature in Hammamet also fluctuates throughout the year, indicating variations in the marine climate. The coldest seawater temperature, 14.6°C (58.3°F), is observed in February, while the warmest seawater temperature, at 26.4°C (79.5°F), is recorded in August. Daylight hours expand and contract in tune with the seasons, reaching a zenith of 14.6 hours in June, and descending to a low of 9.7 hours in December. An elevated UV index marks the summer months, peaking at 10 in July and August, signifying more potent solar radiation during this period.

Considering the climate patterns and weather conditions prevalent in Hammamet, the best time to make a visit would likely be during the late spring and early autumn months. During this period, from April to June and September to October, temperatures generally lie between 20°C (68°F) and 28°C (82.4°F), painting a picture of pleasant warmth without the intense summer heat. Rainfall is moderate, with levels lingering around 20mm (0.79") to 42mm (1.65"), providing a refreshing counterpoint to the warmth. Sea temperatures between 18.5°C (65.3°F) and 25.5°C (77.9°F) ensure enjoyable conditions for marine activities.

If unfavorable weather conditions are to be avoided, traveling to Hammamet during late autumn and winter months might not be the best choice. From November to March, the city experiences its highest rainfall of the year, reaching a peak of 62mm (2.44") in November. Combined with the lower temperatures of between 8°C (46.4°F) to 15°C (59°F), these conditions may not be ideal for tourists, particularly those interested in outdoor and water-related activities. Additionally, shorter daylight hours mean less time to explore the city's attractions.

Spring in Hammamet presents a moderate climate characterized by slowly increasing temperatures and decreasing rainfall. From March to May, high temperatures rise steadily from 18°C (64.4°F) to 24°C (75.2°F), while lows elevate from 9°C (48.2°F) to 14°C (57.2°F). Rainfall during this period lessens from 42mm (1.65") in March to 20mm (0.79") in May. An ample average daylight duration of between 12 hours and 14.1 hours accompanied by increasing sunshine hours is indicative of more sunlit days, perfect for sightseeing and beach activities.

The summer months in Hammamet, from June to August, are marked by a significant rise in temperature and a reduction in rainfall. Temperatures soar from 28°C (82.4°F) in June to a peak of 32°C (89.6°F) in July and August, while nighttime temperatures climb to between 18°C (64.4°F) and 22°C (71.6°F). Rainfall is negligible during this period, recording a minimal average of 4mm (0.16") in July. Visitors can enjoy long sunny days, with daylight hours hovering around 14.4 hours and high UV index levels.

Autumn introduces a transition in Hammamet's weather from the high summer heat to milder conditions. September sees a high temperature of 29°C (84.2°F), which gradually reduces to 20°C (68°F) by November, while lows descend from 20°C (68°F) to 12°C (53.6°F). Rainfall, however, increases notably, surging from a low of 36mm (1.42") in September to 62mm (2.44") in November. The sea temperature cools slightly to between 25.5°C (77.9°F) and 20.9°C (69.6°F), and daylight hours start to decrease.

Winter in Hammamet is mild and wet, with high temperatures ranging from 15°C (59°F) to 17°C (62.6°F) in December and January and hitting their lowest at 8°C (46.4°F) to 9°C (48.2°F). The city experiences its wettest period during these months, with monthly rainfall reaching 50mm (1.97") to 60mm (2.36"). Despite the shorter duration of daylight, averaging from 9.7 hours to 10.2 hours, Hammamet winter is still relatively bright, making it a suitable destination for those seeking a mild winter getaway.

Compared to December, the Hammamet weather does not change significantly in January. Despite the mild cold, residents often enjoy a daily dose of sunshine. Noticeably, January ties with February and December for the lowest temperature of the year, peaking between 15°C (59°F) and falling to 8°C (46.4°F). Weather in January »

February follows January's trail registering similar weather conditions with a somewhat reduced rainfall. A mixture of sunny, partially cloudy, and rainy days defines February's weather dynamics in Hammamet. It is noteworthy that February experiences over half less rainfall than previous month, with a total of 47mm (1.85") spread across 8 days. Weather in February »

Stepping into March, the Hammamet weather begins to shift towards more favorable conditions. Slight increases in temperature and sunshine hours signal the transition from winter to spring. On the record, March sees a subtle rise in UV index to 5 from February's 3. Weather in March »

April’s weather goes hand in hand with blooming springtime in Hammamet. There is a noteworthy increase in temperature, which subtly invites outdoor enthusiasts to indulge in their favored activities. April witnesses the lowest average rainfall within the first quarter of the year, with a recorded 35mm (1.38"). Weather in April »

Entering May, Hammamet embraces sun-drenched days, increased warmth and an overall pleasant weather. A significant decline in rainfall compared to April indicates the start of the dry season. Distinctly, May experiences an impressive leap in the sea temperature, rising to 18.5°C (65.3°F) from April's 16°C (60.8°F). Weather in May »

June rolls out warm, dry weather, with temperatures often climbing from May's averages. Hammamet welcomes the summers with much exhilaration as residents and tourists benefit from the maximum daylight throughout the year. Notably, June witnesses a drastic fall in rainfall, dropping to 10mm (0.39"), making it one of the driest months in Hammamet. Weather in June »

July weather calls for an intensified summer experience in Hammamet. It is the month with the hottest air temperature, soaring between 32°C (89.6°F) as highs and a minimum of 21°C (69.8°F). It also marks Hammamet's driest season with barely 1 day of rainfall evident. Weather in July »

For August, Hammamet's weather maintains its hot streak from July. The highest air temperatures persist throughout the month, registering an average of 32°C (89.6°F). It is noteworthy that August records the warmest sea temperature of the year, approximating to 26.4°C (79.5°F). Weather in August »

A slight cooling trend sweeps the city as Hammamet leaves its peak summer in September. Weather conditions remain predominantly warm with ample daylight hours, yet temperatures register a noticeable decline from August's highs. Weather in September »

October indicates the onset of fall but continues to offer fair weather conditions in Hammamet. A crisp chill is felt in the mornings and evenings, while the midday sun ensures pleasing warmth. Observably, October experiences the heaviest rainfall in Hammamet, with the city receiving about 62mm (2.44") spread across 7 days. Weather in October »

In November, Hammamet undergoes a noticeable weather shift. As the city progresses through the month, the days become shorter, and temperatures continue to decrease. Distinguishingly, November reports a low sea temperature, dropping to 20.9°C (69.6°F) from October's 23.3°C (73.9°F). Weather in November »

December's weather ushers Hammamet into the winter season. Not only does the city experience a further drop in temperatures, but the sea also cools down considerably. Concretely, December registers the highest rainfall across the year, amounting to 60mm (2.36") over an average of 10 days. Weather in December »