Tunisia Weather December
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Live forecasts update automatically; written guidance last reviewed 14 June 2026 by the Pressorbit weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
While the UK often sees grey skies and single-digit temperatures in December, Sousse on Tunisia’s Mediterranean coast offers a markedly different winter option: daytime highs averaging 17–18°C, around six hours of sunshine and sea temperatures that stay swimmable for the hardy.
What does the live forecast show for Sousse in December?
The live conditions above update with real-time data for Sousse. In December you can typically expect daytime readings between 16°C and 20°C, dropping to 10–12°C after dark. The sea surface hovers near 17°C – cooler than summer but tolerable for a quick dip. Rainfall is moderate, with about 40–50mm across the month, usually falling in short showers rather than persistent drizzle.
Month-by-month climate breakdown for Sousse
Tunisia’s Mediterranean climate means mild winters and hot, dry summers. Below are the key averages for Sousse by month, with special attention to the months travellers most often ask about.
Tunisia weather November
November sees the transition from autumn to winter. Highs average 21°C, lows 13°C, sea temperature around 18°C. Sunshine drops to about seven hours daily and rainfall rises to 35–45mm. It is still a pleasant month for sightseeing, though evenings require a jacket.
Tunisia weather December
December is the coolest month in Sousse. Daily highs of 17°C (63°F) and lows of 10°C (50°F) are typical. Sea temperature falls to 17°C. Sunshine averages six hours. Rainfall totals about 40–50mm, spread over eight to ten wet days. For comparison, daytime temperatures in Marrakech in December are similar but with less coastal humidity.
Tunisia weather January
January is the coldest month, with highs of 16°C and lows of 8°C. Sea temperature drops to 15°C. Sunshine improves marginally to about six hours, and rainfall remains around 40mm. Tunisia weather December January together form the core of the winter season; both are quiet tourist months, ideal if you prefer solitude.
Best months to visit Sousse
The ideal window for beach weather runs from June to September, when highs exceed 30°C and sea temperatures climb above 24°C. For warm but comfortable sightseeing, May (25°C highs) and October (26°C) are excellent. Weather in Tunisia March marks the start of spring: highs reach 18–20°C, sea temperature is still low at 15°C but sunshine increases to eight hours, and rainfall begins to taper off. If you prefer mild days and fewer crowds, March is a strong option. You can check the latest 10-day forecast before booking.
What to pack for a December trip to Sousse
Layers are key. Lightweight long-sleeved tops, a mid-layer fleece or sweater, and a waterproof jacket will cover most conditions. Bring a warm jacket or coat for evenings, when temperatures can dip to 8–10°C. Swimwear is optional – the sea is cool but some visitors still brave it. Comfortable walking shoes are essential for exploring the medina and nearby sites such as Port El Kantaoui. Pack a sun hat and sunglasses; the UV index can still be moderate even in December.
Rainfall through the year and the quiet season
Sousse’s wettest months are November to February, each receiving 35–55mm of rain. The dry season runs from June to August, with barely 5mm per month. The quiet season (November to March) means lower hotel prices and few tourists, but weather can be changeable. If you are looking for the hottest place in Tunisia in December, head south: Djerba Tunisia weather December averages 19°C highs and sea temperatures around 18°C, while inland cities like Tozeur reach 21°C. For reference, Sousse sits midway between northern resorts and southern sun traps. Compare conditions with Barcelona’s December weather for a similar Mediterranean feel.
Frequently Asked Questions
How hot is it in Sousse in December?
Daytime highs average 17°C (63°F) in December. That is too cool for sunbathing but pleasant for walking or exploring. Evenings are much cooler, often falling to 10°C. If you need warmer temperatures, consider Djerba or the south, where December highs can reach 20–21°C. For tunisia weather december in celsius, the range is typically 10–17°C in coastal Sousse.
Is December a good time to visit Sousse?
It depends on your priorities. December offers low prices, few crowds and mild weather for sightseeing. The sea is too cool for most swimmers, and rain is possible on a handful of days. If you want reliable beach weather, visit between June and September. For a quiet cultural break, December works well – just pack layers.
How does weather in Tunisia March compare to December?
March is noticeably warmer and sunnier than December. Highs reach 18–20°C (compared to 17°C), sea temperature remains around 15°C, but sunshine jumps to eight hours daily and rainfall drops slightly. March is a great month for outdoor activities and is often considered the start of the spring shoulder season. Check the UK weather hub to see how conditions compare with home before you travel.
What is the sea temperature in Port El Kantaoui in December?
Port El Kantaoui, a resort just north of Sousse, has the same sea temperature as Sousse: around 17°C in December. This is chilly for most swimmers, though wetsuit users may manage a short swim. The sea is calmest in the morning. For warmer waters, visit in late summer when the sea reaches 27°C.
What are the daylight hours in Sousse in December?
Sunrise is around 7:20am and sunset near 5:10pm, giving about 9 hours 50 minutes of daylight. Coupled with six hours of direct sunshine, you have a decent window for excursions. After dark, temperatures drop quickly, so plan indoor activities or wrap up warmly.
