Sousse weather in December

December in Sousse: nice, dry, with clean air — a great time to visit.

Updated September 2026 · climate normals from ERA5 reanalysis

Sousse🇹🇳 Tunisia · Maghreb · Beach73
  1. 74Jan
  2. 75Feb
  3. 80Mar
  4. 83Apr
  5. 88May
  6. 94Jun
  7. 94Jul
  8. 92Aug
  9. 92Sep
  10. 91Oct
  11. 83Nov
  12. 73Dec

#12 of 12 months in Sousse · #662 of 1413 destinations to visit in December · comfort 73/100 (tier B)

Days
19°C
Nights
9°C
Wet days
5
Sun
7.9 h
Humidity
69%
Daylight
10 h
Sousse, Tunisia
Photo: Mietek Ł · CC BY-SA 3.0

Traveller notes on Sousse in December

Other months in Sousse

Sousse's own forum doesn't sugarcoat January: it's genuinely changeable winter weather, with a warm window roughly late morning to early afternoon when the sun is out, followed by a sharp drop as soon as it sets - dusk arrives by 5:30pm and temperatures fall quickly after. Posters recommended packing both a light fleece and a proper raincoat for the odd shower, though January is actually one of Sousse's drier months overall - a run of clear, dry days is more typical than a rainy stretch. It's not a beach-weather month, but midday sun on a clear day is still genuinely warm and worth planning around.
TunisianCoastWinterVisitor · January · 1 month ago · Read more on Tripadvisor ↗
Forum posters don't undersell it: July averages around 30C but regularly climbs past 35C, described in escalating terms as hot, really hot, and 'possibly stifling' on the worst days - even locals admit the July-August stretch is a lot to handle. The beaches themselves get consistent praise - sandy, not rocky, with warm, swimmable Mediterranean water - and strong suncream is treated as essential given how intense the sun gets. For an escape from the midday heat, posters point to the Sousse medina's museum as a genuinely cool indoor break between beach sessions.
Tripadvisor community · July · 1 month ago · Read more on Tripadvisor ↗

Add your own note from Sousse's card on the map.

Sousse climate normals — December

Daytime high19°C / 66°F😎 nice
Nighttime low9°C / 49°F
Feels like (high)16°C / 61°F
Sea temperature19°C / 65°F🧊 bracing
Rainfall27 mm / 1 in☀️ dry
Rainy days5 days
Humidity69%💧 humid
Dew point8°C / 46°F
Sunshine7.9 h/day
Daylight9.8 h
Wind18 km/h / 11 mph
Air quality (US AQI)39🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in Sousse in December

How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.

Quietschool holidays in 5 of the markets that fill it, one of its worst months for weather(estimated)

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Peak crowdsBusyShoulder seasonQuiet

Best months for Sousse's weather

Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).

Toughest weatherSousse's weather peaks June–August.

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Best weatherFair weatherToughest weather

Nearby, and something's on

Within 300 km of Sousse — a day trip or a short hop — with something on this month. Never part of the comfort score.

Where is Sousse?

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Sousse in December — FAQ

Is December a good time to visit Sousse?
December in Sousse: nice, dry, with clean air — a great time to visit. It ranks #12 of 12 months for Sousse on SeasonMap's comfort score (73/100).
What is the weather like in Sousse in December?
In December, Sousse averages a daily high of 18.8°C and a low of 9.4°C, with about 26.6 mm of rain over roughly 5.4 rainy days.
What is the air quality in Sousse in December?
Sousse has a mean US Air Quality Index of about 39 in December.

Within 300 km: Tunis' Olive harvest around 1 Nov – 15 Jan, and Hammamet's Resorts shut for the winter around 15 Nov – 15 Mar.