Assab weather in December
In December, Assab sees average daytime highs of 28°C and overnight lows near 24°C, with 5 mm of rain across 0.8 wet days and about 11.2 hours of daylight. It is the 10th-warmest and 4th-wettest month of the year here.
Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 86% of the time in December, and the air most often feels muggy.
Daylight stretches from about 11 h 18 min at the start of December to 11 h 12 min by month's end. Set against the rest of the year, December is Assab's 2nd-clearest and 2nd-windiest month. For the whole year in context, see Assab's year-round climate.
- Daytime high
- 28°
- 10th warmest
- Overnight low
- 24°
- 3rd coldest
- Rainfall
- 5 mm
- 0.8 wet days
- Daylight
- 11 h 12 min
- 6:28 AM – 5:42 PM
- Cloud cover
- 15%
- 2nd clearest
- Wind
- 30 km/h
- 2nd windiest
- Solar energy
- 5.43 kWh/m²
- Travel score
- 7.8
- out of 10
Assab is city in Eritrea.
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in December
Day-to-day highs hold fairly steady near 28°C through the month.
A typical December day in Assab reaches about 28°C in the afternoon and slips back to 24°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 29°C. Set against its neighbours, December runs about 2°C cooler than November and about 1°C warmer than January.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 |
| Avg low (°C) | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 29 | 25 |
| 2 | 29 | 24 |
| 3 | 29 | 24 |
| 4 | 29 | 24 |
| 5 | 29 | 24 |
| 6 | 29 | 24 |
| 7 | 29 | 24 |
| 8 | 29 | 24 |
| 9 | 29 | 24 |
| 10 | 29 | 24 |
| 11 | 29 | 24 |
| 12 | 29 | 24 |
| 13 | 29 | 24 |
| 14 | 29 | 24 |
| 15 | 29 | 24 |
| 16 | 28 | 24 |
| 17 | 28 | 24 |
| 18 | 28 | 24 |
| 19 | 28 | 24 |
| 20 | 28 | 24 |
| 21 | 28 | 24 |
| 22 | 28 | 24 |
| 23 | 28 | 24 |
| 24 | 28 | 24 |
| 25 | 28 | 24 |
| 26 | 28 | 24 |
| 27 | 28 | 24 |
| 28 | 28 | 23 |
| 29 | 28 | 23 |
| 30 | 28 | 23 |
| 31 | 28 | 23 |
How December really feels in Assab
Once humidity and wind are folded in, December averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
December sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Assab weather by month
How December compares with the rest of the year at a glance. December is the 10th-warmest and 4th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 28° / 23° | 9 | 1.7 | 11.3 | 8.3 |
| Feb | 28° / 24° | 4 | 1.2 | 11.6 | 8.0 |
| Mar | 30° / 25° | 3 | 0.8 | 11.9 | 6.9 |
| Apr | 32° / 27° | 2 | 0.7 | 12.3 | 5.6 |
| May | 33° / 29° | 1 | 0.2 | 12.6 | 4.7 |
| Jun | 34° / 30° | 0 | 0.1 | 12.8 | 3.9 |
| Jul | 35° / 31° | 8 | 0.7 | 12.7 | 3.4 |
| Aug | 35° / 31° | 16 | 1.7 | 12.4 | 3.4 |
| Sep | 34° / 30° | 4 | 0.5 | 12.1 | 3.9 |
| Oct | 32° / 28° | 3 | 0.6 | 11.7 | 5.2 |
| Nov | 30° / 25° | 1 | 0.4 | 11.4 | 6.7 |
| Dec | 28° / 24° | 5 | 0.8 | 11.2 | 7.8 |
Cloud cover in December
The sky is clear or mostly clear about 86% of the time in December.
Beyond those clear spells, partly cloudy skies cover about 7% of December, with mostly cloudy or overcast conditions the remaining 7%.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 93 | 93 | 93 | 93 | 93 | 93 | 93 | 93 | 94 | 94 | 94 | 94 | 94 | 94 | 94 | 94 | 94 | 95 | 95 | 95 | 95 | 94 | 94 | 94 | 93 | 93 | 92 | 92 | 91 | 91 | 91 |
| Cloudier (%) | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 7 | 7 | 8 | 8 | 9 | 9 | 9 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 93 | 7 |
| 2 | 93 | 7 |
| 3 | 93 | 7 |
| 4 | 93 | 7 |
| 5 | 93 | 7 |
| 6 | 93 | 7 |
| 7 | 93 | 7 |
| 8 | 93 | 7 |
| 9 | 94 | 6 |
| 10 | 94 | 6 |
| 11 | 94 | 6 |
| 12 | 94 | 6 |
| 13 | 94 | 6 |
| 14 | 94 | 6 |
| 15 | 94 | 6 |
| 16 | 94 | 6 |
| 17 | 94 | 6 |
| 18 | 95 | 5 |
| 19 | 95 | 5 |
| 20 | 95 | 5 |
| 21 | 95 | 5 |
| 22 | 94 | 6 |
| 23 | 94 | 6 |
| 24 | 94 | 6 |
| 25 | 93 | 7 |
| 26 | 93 | 7 |
| 27 | 92 | 8 |
| 28 | 92 | 8 |
| 29 | 91 | 9 |
| 30 | 91 | 9 |
| 31 | 91 | 9 |
Chance of precipitation in December
Assab gets around 5 mm of rain over 0.8 wet days in December. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 3% and peaks near 4% on the wettest days.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
| Rain chance (%) | |
|---|---|
| 1 | 2 |
| 2 | 2 |
| 3 | 2 |
| 4 | 2 |
| 5 | 2 |
| 6 | 2 |
| 7 | 2 |
| 8 | 2 |
| 9 | 2 |
| 10 | 2 |
| 11 | 2 |
| 12 | 2 |
| 13 | 3 |
| 14 | 3 |
| 15 | 3 |
| 16 | 3 |
| 17 | 3 |
| 18 | 3 |
| 19 | 3 |
| 20 | 3 |
| 21 | 3 |
| 22 | 3 |
| 23 | 3 |
| 24 | 3 |
| 25 | 4 |
| 26 | 4 |
| 27 | 4 |
| 28 | 4 |
| 29 | 4 |
| 30 | 4 |
| 31 | 4 |
Humidity in December
Most of December feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, December lands in the muggy band about 66% of days. Sticky, muggy-or-worse air turns up on roughly 85% of them.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Comfortable (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 |
| Humid (%) | 8 | 8 | 9 | 9 | 9 | 9 | 10 | 10 | 10 | 11 | 11 | 11 | 12 | 12 | 13 | 14 | 15 | 15 | 16 | 16 | 17 | 17 | 18 | 19 | 19 | 20 | 21 | 21 | 22 | 22 | 22 |
| Muggy (%) | 59 | 59 | 59 | 60 | 61 | 62 | 62 | 63 | 64 | 64 | 65 | 67 | 67 | 68 | 68 | 69 | 69 | 70 | 69 | 70 | 70 | 70 | 69 | 69 | 69 | 68 | 67 | 67 | 66 | 66 | 66 |
| Oppressive (%) | 33 | 33 | 32 | 31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | 22 | 21 | 20 | 19 | 17 | 16 | 15 | 15 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 |
| Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | |
|---|---|---|---|---|
| 1 | 0 | 8 | 59 | 33 |
| 2 | 0 | 8 | 59 | 33 |
| 3 | 0 | 9 | 59 | 32 |
| 4 | 0 | 9 | 60 | 31 |
| 5 | 0 | 9 | 61 | 30 |
| 6 | 0 | 9 | 62 | 29 |
| 7 | 0 | 10 | 62 | 28 |
| 8 | 0 | 10 | 63 | 27 |
| 9 | 0 | 10 | 64 | 26 |
| 10 | 0 | 11 | 64 | 25 |
| 11 | 0 | 11 | 65 | 24 |
| 12 | 0 | 11 | 67 | 22 |
| 13 | 0 | 12 | 67 | 21 |
| 14 | 0 | 12 | 68 | 20 |
| 15 | 0 | 13 | 68 | 19 |
| 16 | 0 | 14 | 69 | 17 |
| 17 | 0 | 15 | 69 | 16 |
| 18 | 0 | 15 | 70 | 15 |
| 19 | 0 | 16 | 69 | 15 |
| 20 | 0 | 16 | 70 | 14 |
| 21 | 0 | 17 | 70 | 13 |
| 22 | 0 | 17 | 70 | 13 |
| 23 | 0 | 18 | 69 | 13 |
| 24 | 0 | 19 | 69 | 12 |
| 25 | 0 | 19 | 69 | 12 |
| 26 | 0 | 20 | 68 | 12 |
| 27 | 1 | 21 | 67 | 11 |
| 28 | 1 | 21 | 67 | 11 |
| 29 | 1 | 22 | 66 | 11 |
| 30 | 1 | 22 | 66 | 11 |
| 31 | 1 | 22 | 66 | 11 |
Wind in December
Winds average 30 km/h in December.
Across December, daily wind ranges from about 30 km/h on the calmest days to 30 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 |
| Feels | windy | windy | windy | windy | windy | windy | windy | windy | windy | windy | windy | windy | windy | windy | windy | windy | windy | windy | windy | windy | windy | windy | windy | windy | windy | windy | windy | windy | windy | windy | windy |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 30 | windy |
| 2 | 30 | windy |
| 3 | 30 | windy |
| 4 | 30 | windy |
| 5 | 30 | windy |
| 6 | 30 | windy |
| 7 | 30 | windy |
| 8 | 30 | windy |
| 9 | 30 | windy |
| 10 | 30 | windy |
| 11 | 30 | windy |
| 12 | 30 | windy |
| 13 | 30 | windy |
| 14 | 30 | windy |
| 15 | 30 | windy |
| 16 | 30 | windy |
| 17 | 30 | windy |
| 18 | 30 | windy |
| 19 | 30 | windy |
| 20 | 30 | windy |
| 21 | 30 | windy |
| 22 | 30 | windy |
| 23 | 30 | windy |
| 24 | 30 | windy |
| 25 | 30 | windy |
| 26 | 30 | windy |
| 27 | 30 | windy |
| 28 | 30 | windy |
| 29 | 30 | windy |
| 30 | 30 | windy |
| 31 | 30 | windy |
Sunrise & sunset in December
Daylight runs from about 11 h 18 min at the start of December to 11 h 12 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 6 minutes over December. Sunrise moves from 6:20 AM to 6:35 AM, and sunset from 5:37 PM to 5:50 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.2 | 11.2 | 11.2 | 11.2 | 11.2 | 11.2 | 11.2 | 11.2 | 11.2 | 11.2 | 11.2 | 11.2 | 11.2 | 11.2 | 11.2 | 11.2 | 11.2 | 11.2 | 11.2 | 11.2 | 11.2 |
| Sunrise (AM) | 6:20 | 6:21 | 6:21 | 6:22 | 6:22 | 6:23 | 6:23 | 6:24 | 6:24 | 6:25 | 6:25 | 6:26 | 6:27 | 6:27 | 6:28 | 6:28 | 6:29 | 6:29 | 6:30 | 6:30 | 6:31 | 6:31 | 6:31 | 6:32 | 6:32 | 6:33 | 6:33 | 6:34 | 6:34 | 6:34 | 6:35 |
| Sunset (PM) | 5:37 | 5:38 | 5:38 | 5:38 | 5:38 | 5:39 | 5:39 | 5:39 | 5:40 | 5:40 | 5:40 | 5:41 | 5:41 | 5:42 | 5:42 | 5:42 | 5:43 | 5:43 | 5:44 | 5:44 | 5:45 | 5:45 | 5:45 | 5:46 | 5:46 | 5:47 | 5:47 | 5:48 | 5:48 | 5:49 | 5:50 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 11.3 | 6:20 | 5:37 |
| 2 | 11.3 | 6:21 | 5:38 |
| 3 | 11.3 | 6:21 | 5:38 |
| 4 | 11.3 | 6:22 | 5:38 |
| 5 | 11.3 | 6:22 | 5:38 |
| 6 | 11.3 | 6:23 | 5:39 |
| 7 | 11.3 | 6:23 | 5:39 |
| 8 | 11.3 | 6:24 | 5:39 |
| 9 | 11.3 | 6:24 | 5:40 |
| 10 | 11.3 | 6:25 | 5:40 |
| 11 | 11.2 | 6:25 | 5:40 |
| 12 | 11.2 | 6:26 | 5:41 |
| 13 | 11.2 | 6:27 | 5:41 |
| 14 | 11.2 | 6:27 | 5:42 |
| 15 | 11.2 | 6:28 | 5:42 |
| 16 | 11.2 | 6:28 | 5:42 |
| 17 | 11.2 | 6:29 | 5:43 |
| 18 | 11.2 | 6:29 | 5:43 |
| 19 | 11.2 | 6:30 | 5:44 |
| 20 | 11.2 | 6:30 | 5:44 |
| 21 | 11.2 | 6:31 | 5:45 |
| 22 | 11.2 | 6:31 | 5:45 |
| 23 | 11.2 | 6:31 | 5:45 |
| 24 | 11.2 | 6:32 | 5:46 |
| 25 | 11.2 | 6:32 | 5:46 |
| 26 | 11.2 | 6:33 | 5:47 |
| 27 | 11.2 | 6:33 | 5:47 |
| 28 | 11.2 | 6:34 | 5:48 |
| 29 | 11.2 | 6:34 | 5:48 |
| 30 | 11.2 | 6:34 | 5:49 |
| 31 | 11.2 | 6:35 | 5:50 |
Solar energy in December
Average shortwave solar energy reaching the ground each day in December, about 5.43 kWh/m² — the year's lowest.
For context, solar energy here swings from a low near 5.43 kWh/m² to a high of 6.97 kWh/m² in April across the year — December's 5.43 kWh/m² sits near the bottom.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.4 | 5.4 | 5.4 | 5.4 | 5.4 | 5.4 | 5.4 | 5.4 | 5.4 | 5.4 | 5.4 | 5.4 | 5.4 | 5.4 | 5.4 | 5.4 | 5.4 | 5.4 |
| Level | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 5.5 | Bright |
| 2 | 5.5 | Bright |
| 3 | 5.5 | Bright |
| 4 | 5.5 | Bright |
| 5 | 5.5 | Bright |
| 6 | 5.5 | Bright |
| 7 | 5.5 | Bright |
| 8 | 5.5 | Bright |
| 9 | 5.5 | Bright |
| 10 | 5.5 | Bright |
| 11 | 5.5 | Bright |
| 12 | 5.5 | Bright |
| 13 | 5.5 | Bright |
| 14 | 5.4 | Bright |
| 15 | 5.4 | Bright |
| 16 | 5.4 | Bright |
| 17 | 5.4 | Bright |
| 18 | 5.4 | Bright |
| 19 | 5.4 | Bright |
| 20 | 5.4 | Bright |
| 21 | 5.4 | Bright |
| 22 | 5.4 | Bright |
| 23 | 5.4 | Bright |
| 24 | 5.4 | Bright |
| 25 | 5.4 | Bright |
| 26 | 5.4 | Bright |
| 27 | 5.4 | Bright |
| 28 | 5.4 | Bright |
| 29 | 5.4 | Bright |
| 30 | 5.4 | Bright |
| 31 | 5.4 | Bright |
Hazard calendar for Assab
None of Assab's seasonal hazards are active in December. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.
Assab sees seasonal dust haze (May–September), heaviest in July.
Is December a good time to visit Assab?
Our two travel scores rate December for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
December is one of the better times to visit Assab for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Assab in December
From December's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In December, Assab sees daytime highs around 28°C and nights near 24°C. Pack light clothes and a windbreaker. Worth having: sun protection.
Sea temperature near Assab in December
The nearest coast averages about 26°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 18 km away) is warmest in September at about 32°C and coldest in February near 25°C.
The water stays above 20°C all year — warm enough for a swim any month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 26 | 25 | 26 | 28 | 29 | 31 | 31 | 31 | 32 | 29 | 27 | 26 |
| Comfort | Warm | Warm | Warm | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Warm | Warm |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 26 | Warm |
| Feb | 25 | Warm |
| Mar | 26 | Warm |
| Apr | 28 | Warm |
| May | 29 | Tropical |
| Jun | 31 | Tropical |
| Jul | 31 | Tropical |
| Aug | 31 | Tropical |
| Sep | 32 | Tropical |
| Oct | 29 | Tropical |
| Nov | 27 | Warm |
| Dec | 26 | Warm |
UV index in Assab in December
Clear-sky midday UV in December peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Assab peaks around March 23 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 13 at about 7 (very high).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 10 | 11 | 13 | 12 | 11 | 10 | 9 | 10 | 10 | 10 | 8 | 7 |
| Level | Very high | Extreme | Extreme | Extreme | Extreme | Very high | Very high | Very high | Extreme | Very high | Very high | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 10 | Very high |
| Feb | 11 | Extreme |
| Mar | 13 | Extreme |
| Apr | 12 | Extreme |
| May | 11 | Extreme |
| Jun | 10 | Very high |
| Jul | 9 | Very high |
| Aug | 10 | Very high |
| Sep | 10 | Extreme |
| Oct | 10 | Very high |
| Nov | 8 | Very high |
| Dec | 7 | Very high |
Air quality in Assab in December
Average fine-particle pollution (PM2.5) through the year — so you can see where December falls, not just the annual average.
Air quality in Assab is worst in July — around 44 µg/m³ PM2.5 (poor), about 2.6× the cleanest month (November, 17 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 25 | 28 | 28 | 23 | 24 | 36 | 44 | 39 | 26 | 18 | 17 | 19 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Poor | Poor | Poor | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 25 | Moderate |
| Feb | 28 | Moderate |
| Mar | 28 | Moderate |
| Apr | 23 | Moderate |
| May | 24 | Moderate |
| Jun | 36 | Poor |
| Jul | 44 | Poor |
| Aug | 39 | Poor |
| Sep | 26 | Moderate |
| Oct | 18 | Moderate |
| Nov | 17 | Moderate |
| Dec | 19 | Moderate |
Where is Assab?
Assab sits at 13.0°N, 42.7°E, 22 m above sea level, in Eritrea. The nearest listed city is Mocha, 65 km away.
Topography around Assab
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Assab.
Within 3 km, the terrain around Assab has only modest variations in elevation — a maximum elevation change of 171 m around an average of 16 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 396 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,961 m.
The land around Assab is covered by bare terrain (51%) and water (40%) within 3 km, water (56%) and bare terrain (41%) within 16 km, and bare terrain (55%) and water (44%) within 80 km.
Eritrea travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type C / L
- 230 V · 50 Hz
- Prices
- ≈ 33% of US
- price level, 2021
- GDP per capita
- $689
- 2011
- Homicide rate
- 15.6
- per 100k, 2012
- Road deaths
- 37.9
- per 100k/yr, 2019
- Income group
- Low
- World Bank
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Assab (13.0092°, 42.7394°, elevation 22 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).