Asmara weather in December

December in Asmara: nice, dry, with clean air — an excellent time to visit.

Updated September 2026 · climate normals from ERA5 reanalysis

Asmara🇪🇷 Eritrea · Horn of Africa · City90
  1. 89Jan
  2. 91Feb
  3. 94Mar
  4. 92Apr
  5. 93May
  6. 94Jun
  7. 84Jul
  8. 77Aug
  9. 94Sep
  10. 92Oct
  11. 90Nov
  12. 90Dec

#9 of 12 months in Asmara · #78 of 1413 destinations to visit in December · comfort 90/100 (tier S)

Days
21°C
Nights
10°C
Wet days
8
Sun
10.3 h
Humidity
75%
Daylight
11 h
Asmara, Eritrea
Photo: Tigernssnowy7 · CC BY-SA 4.0

Traveller notes on Asmara in December

Other months in Asmara

Forum posters describe Asmara's high-altitude setting as giving it genuinely excellent, mild weather most of the time, with one visitor who stayed from January through the end of September specifically describing sunny, nice tropical-feeling conditions throughout that stretch, including September. Posters more generally describe the city as pleasantly mild, even uncomfortably cool in the depths of winter, a real contrast to the heat typical of lower-elevation parts of the Horn of Africa. Given the limited amount of destination-specific detail available for September specifically, this note leans on that broader pattern of Asmara's altitude-moderated, comfortable climate holding fairly steady across much of the year. Posters generally rate September as a pleasant, comfortably mild time to visit Asmara.
Tripadvisor community · September · 1 month ago · Read more on Tripadvisor ↗
Forum posters consistently credit Asmara's high altitude (over 2,300m) for genuinely mild, comfortable weather that's a real outlier for the region - posters describe conditions as pleasant enough to feel cool at night even in what would be a hot season at lower elevation, with one poster specifically calling out excellent weather as a highlight of visiting. Posters do flag that later in the dry season, closer to late April and May, days can turn genuinely hot even at Asmara's elevation, framing March as still comfortably within the cooler, more pleasant stretch of the year. Posters consistently recommend Asmara's well-preserved Italian colonial architecture and cafe culture as ideal for walking exploration given the mild daytime conditions.
Tripadvisor community · March · 1 month ago · Read more on Tripadvisor ↗

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

Asmara climate normals — December

Daytime high21°C / 69°F😎 nice
Nighttime low10°C / 50°F
Feels like (high)20°C / 68°F
Rainfall26 mm / 1 in☀️ dry
Rainy days8 days
Humidity75%💧 humid
Dew point9°C / 49°F
Sunshine10.3 h/day
Daylight11.2 h
Wind10 km/h / 6 mph
Air quality (US AQI)45🍃 good

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

Crowds in Asmara 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.

Shoulder seasonschool holidays in 5 of the markets that fill it, an ordinary month(estimated)

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Peak crowdsBusyShoulder seasonQuiet

Best months for Asmara'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).

Fair weatherAsmara's weather doesn't swing hard through the year — comfort stays fairly steady in every month.

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What's on in Asmara in December

Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.

  • Season

    Dry season on the plateau

    1 Dec – 30 Apr

    Clear skies over the highland and a rust-coloured landscape that only greens up after the rains. Nights on the plateau are the catch: there is no heating in the Italian-era buildings and it can touch freezing before dawn.

What's on around the world in December →

Where is Asmara?

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Asmara in December — FAQ

Is December a good time to visit Asmara?
December in Asmara: nice, dry, with clean air — an excellent time to visit. It ranks #9 of 12 months for Asmara on SeasonMap's comfort score (90/100).
What is the weather like in Asmara in December?
In December, Asmara averages a daily high of 20.5°C and a low of 10°C, with about 25.7 mm of rain over roughly 7.9 rainy days.
What is the air quality in Asmara in December?
Asmara has a mean US Air Quality Index of about 45 in December.