Discovering the wonders of the Tassili n'Ajjer National Park
Discover the breathtaking Tassili n'Ajjer National Park in Algeria, home to ancient rock art and stunning landscapes. A must-visit UNESCO World Heritage Site.
Alger in January sees moderate daytime temperatures of 17°C (63°F) and nighttime lows of 9°C (48°F). Rainfall is fairly high this month at around 87 mm (3.4 in), so pack a rain jacket to stay dry.
January in Alger has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.
Pick a month to see the average temperature, rainfall and sunshine in Alger - and find the best time to visit.
51-year average (1976-2026)
Based on our historical records, temperatures in Alger typically stay consistent throughout January, with daily highs averaging around 17°C (63°F). Nights are cold, with lows typically ranging from 5°C (41°F) to 8°C (46°F).
51-year average (1976-2026)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for Alger spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Based on 25 years of weather observations in Alger between 2000 and 2025, these are the recorded extremes.
Find out more about the weather in Algeria and which places have the best travel conditions in this month. See all of Algeria in January →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
For Alger in January, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity
See the full Alger climate overview or explore weather in Algeria.
Where to go in January - average daytime high across popular destinations.
Need travel inspiration? Check out our bucket list articles and be inspired.
Discovering the wonders of the Tassili n'Ajjer National Park
Discover the breathtaking Tassili n'Ajjer National Park in Algeria, home to ancient rock art and stunning landscapes. A must-visit UNESCO World Heritage Site.
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