El Marsa weather in January
In January, El Marsa sees average daytime highs of 20°C and overnight lows near 14°C, with 7 mm of rain across 1.4 wet days and about 10.5 hours of daylight. It is the 12th-warmest and 2nd-wettest month of the year here.
Day-to-day highs hold fairly steady near 20°C through the month. The sky is clear or mostly clear about 64% of the time in January, and the air most often feels dry.
Daylight stretches from about 10 h 18 min at the start of January to 10 h 42 min by month's end. Set against the rest of the year, January is El Marsa's 10th-clearest and 9th-windiest month. For the whole year in context, see El Marsa's year-round climate.
- Daytime high
- 20°
- 12th warmest
- Overnight low
- 14°
- 1st coldest
- Rainfall
- 7 mm
- 1.4 wet days
- Daylight
- 10 h 30 min
- 7:49 AM – 6:17 PM
- Cloud cover
- 34%
- 10th clearest
- Wind
- 21 km/h
- 9th windiest
- Solar energy
- 4.04 kWh/m²
- Travel score
- 8.1
- out of 10
El Marsa is port city in Western Sahara.
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in January
Day-to-day highs hold fairly steady near 20°C through the month.
A typical January day in El Marsa reaches about 20°C in the afternoon and slips back to 14°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 23°C. Set against its neighbours, January runs about 1°C cooler than December and on par with February.
| 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) | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 |
| Avg low (°C) | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 21 | 14 |
| 2 | 21 | 14 |
| 3 | 21 | 14 |
| 4 | 21 | 14 |
| 5 | 21 | 14 |
| 6 | 21 | 14 |
| 7 | 21 | 14 |
| 8 | 21 | 14 |
| 9 | 21 | 14 |
| 10 | 20 | 14 |
| 11 | 20 | 14 |
| 12 | 20 | 14 |
| 13 | 20 | 14 |
| 14 | 20 | 14 |
| 15 | 20 | 14 |
| 16 | 20 | 14 |
| 17 | 20 | 14 |
| 18 | 20 | 14 |
| 19 | 20 | 14 |
| 20 | 20 | 14 |
| 21 | 20 | 14 |
| 22 | 20 | 14 |
| 23 | 20 | 14 |
| 24 | 20 | 14 |
| 25 | 20 | 14 |
| 26 | 20 | 14 |
| 27 | 20 | 14 |
| 28 | 20 | 14 |
| 29 | 20 | 14 |
| 30 | 20 | 14 |
| 31 | 20 | 14 |
El Marsa weather by month
How January compares with the rest of the year at a glance. January is the 12th-warmest and 2nd-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 20° / 14° | 7 | 1.4 | 10.5 | 8.1 |
| Feb | 21° / 15° | 7 | 1.4 | 11 | 8.2 |
| Mar | 21° / 16° | 6 | 1 | 11.8 | 8.4 |
| Apr | 21° / 16° | 1 | 0.2 | 12.6 | 8.5 |
| May | 22° / 17° | 0 | 0.1 | 13.3 | 8.7 |
| Jun | 23° / 19° | 0 | 0 | 13.7 | 9.2 |
| Jul | 24° / 20° | 0 | 0 | 13.5 | 9.5 |
| Aug | 25° / 20° | 0 | 0 | 13 | 9.3 |
| Sep | 25° / 20° | 3 | 0.5 | 12.2 | 9.1 |
| Oct | 25° / 19° | 6 | 1 | 11.4 | 8.9 |
| Nov | 23° / 17° | 6 | 1.1 | 10.7 | 8.7 |
| Dec | 21° / 15° | 9 | 1.4 | 10.3 | 8.3 |
Cloud cover in January
The sky is clear or mostly clear about 64% of the time in January.
Beyond those clear spells, partly cloudy skies cover about 14% of January, with mostly cloudy or overcast conditions the remaining 22%.
| 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 (%) | 78 | 78 | 78 | 77 | 77 | 78 | 77 | 77 | 77 | 77 | 77 | 77 | 77 | 77 | 77 | 77 | 78 | 78 | 78 | 78 | 78 | 78 | 78 | 78 | 78 | 78 | 78 | 79 | 79 | 79 | 79 |
| Cloudier (%) | 22 | 22 | 22 | 23 | 23 | 22 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 21 | 21 | 21 | 21 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 78 | 22 |
| 2 | 78 | 22 |
| 3 | 78 | 22 |
| 4 | 77 | 23 |
| 5 | 77 | 23 |
| 6 | 78 | 22 |
| 7 | 77 | 23 |
| 8 | 77 | 23 |
| 9 | 77 | 23 |
| 10 | 77 | 23 |
| 11 | 77 | 23 |
| 12 | 77 | 23 |
| 13 | 77 | 23 |
| 14 | 77 | 23 |
| 15 | 77 | 23 |
| 16 | 77 | 23 |
| 17 | 78 | 22 |
| 18 | 78 | 22 |
| 19 | 78 | 22 |
| 20 | 78 | 22 |
| 21 | 78 | 22 |
| 22 | 78 | 22 |
| 23 | 78 | 22 |
| 24 | 78 | 22 |
| 25 | 78 | 22 |
| 26 | 78 | 22 |
| 27 | 78 | 22 |
| 28 | 79 | 21 |
| 29 | 79 | 21 |
| 30 | 79 | 21 |
| 31 | 79 | 21 |
Chance of precipitation in January
El Marsa gets around 7 mm of rain over 1.4 wet days in January. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 4% and peaks near 5% 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 (%) | 3 | 3 | 3 | 3 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
| Rain chance (%) | |
|---|---|
| 1 | 3 |
| 2 | 3 |
| 3 | 3 |
| 4 | 3 |
| 5 | 3 |
| 6 | 4 |
| 7 | 4 |
| 8 | 4 |
| 9 | 4 |
| 10 | 4 |
| 11 | 4 |
| 12 | 5 |
| 13 | 5 |
| 14 | 5 |
| 15 | 5 |
| 16 | 5 |
| 17 | 5 |
| 18 | 5 |
| 19 | 5 |
| 20 | 5 |
| 21 | 5 |
| 22 | 5 |
| 23 | 5 |
| 24 | 5 |
| 25 | 5 |
| 26 | 5 |
| 27 | 5 |
| 28 | 5 |
| 29 | 5 |
| 30 | 5 |
| 31 | 5 |
Humidity in January
Most of January feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, January lands in the dry band about 81% of days. It rarely turns muggy — the humid and sticky bands barely register.
| 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 74 | 75 | 75 | 77 | 78 | 78 | 79 | 79 | 81 | 81 | 81 | 82 | 82 | 82 | 83 | 83 | 83 | 83 | 83 | 83 | 83 | 82 | 82 | 82 | 82 | 82 | 81 | 81 | 81 | 81 | 80 |
| Comfortable (%) | 22 | 22 | 22 | 21 | 20 | 20 | 19 | 19 | 18 | 18 | 18 | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 18 |
| Humid (%) | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 |
| Muggy (%) | 1 | 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 | 0 | 0 | 0 | 0 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | |
|---|---|---|---|---|
| 1 | 74 | 22 | 3 | 1 |
| 2 | 75 | 22 | 3 | 0 |
| 3 | 75 | 22 | 3 | 0 |
| 4 | 77 | 21 | 2 | 0 |
| 5 | 78 | 20 | 2 | 0 |
| 6 | 78 | 20 | 2 | 0 |
| 7 | 79 | 19 | 2 | 0 |
| 8 | 79 | 19 | 2 | 0 |
| 9 | 81 | 18 | 1 | 0 |
| 10 | 81 | 18 | 1 | 0 |
| 11 | 81 | 18 | 1 | 0 |
| 12 | 82 | 17 | 1 | 0 |
| 13 | 82 | 17 | 1 | 0 |
| 14 | 82 | 17 | 1 | 0 |
| 15 | 83 | 16 | 1 | 0 |
| 16 | 83 | 16 | 1 | 0 |
| 17 | 83 | 16 | 1 | 0 |
| 18 | 83 | 16 | 1 | 0 |
| 19 | 83 | 16 | 1 | 0 |
| 20 | 83 | 16 | 1 | 0 |
| 21 | 83 | 16 | 1 | 0 |
| 22 | 82 | 17 | 1 | 0 |
| 23 | 82 | 17 | 1 | 0 |
| 24 | 82 | 17 | 1 | 0 |
| 25 | 82 | 17 | 1 | 0 |
| 26 | 82 | 17 | 1 | 0 |
| 27 | 81 | 17 | 2 | 0 |
| 28 | 81 | 17 | 2 | 0 |
| 29 | 81 | 17 | 2 | 0 |
| 30 | 81 | 17 | 2 | 0 |
| 31 | 80 | 18 | 2 | 0 |
Wind in January
Winds average 21 km/h in January.
Across January, daily wind ranges from about 20 km/h on the calmest days to 21 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) | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 |
| Feels | light breeze | light breeze | light breeze | light breeze | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 20 | light breeze |
| 2 | 20 | light breeze |
| 3 | 20 | light breeze |
| 4 | 20 | light breeze |
| 5 | 20 | breezy |
| 6 | 20 | breezy |
| 7 | 20 | breezy |
| 8 | 20 | breezy |
| 9 | 20 | breezy |
| 10 | 20 | breezy |
| 11 | 20 | breezy |
| 12 | 20 | breezy |
| 13 | 20 | breezy |
| 14 | 20 | breezy |
| 15 | 20 | breezy |
| 16 | 21 | breezy |
| 17 | 21 | breezy |
| 18 | 21 | breezy |
| 19 | 21 | breezy |
| 20 | 21 | breezy |
| 21 | 21 | breezy |
| 22 | 21 | breezy |
| 23 | 21 | breezy |
| 24 | 21 | breezy |
| 25 | 21 | breezy |
| 26 | 21 | breezy |
| 27 | 21 | breezy |
| 28 | 21 | breezy |
| 29 | 21 | breezy |
| 30 | 21 | breezy |
| 31 | 21 | breezy |
Sunrise & sunset in January
Daylight runs from about 10 h 18 min at the start of January to 10 h 42 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 24 minutes over January. Sunrise moves from 7:47 AM to 7:46 AM, and sunset from 6:06 PM to 6:28 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) | 10.3 | 10.3 | 10.3 | 10.3 | 10.3 | 10.4 | 10.4 | 10.4 | 10.4 | 10.4 | 10.4 | 10.4 | 10.4 | 10.4 | 10.5 | 10.5 | 10.5 | 10.5 | 10.5 | 10.5 | 10.5 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.7 | 10.7 | 10.7 | 10.7 |
| Sunrise (AM) | 7:47 | 7:47 | 7:48 | 7:48 | 7:48 | 7:48 | 7:49 | 7:49 | 7:49 | 7:49 | 7:49 | 7:49 | 7:49 | 7:49 | 7:49 | 7:49 | 7:49 | 7:49 | 7:49 | 7:49 | 7:48 | 7:48 | 7:48 | 7:48 | 7:48 | 7:47 | 7:47 | 7:47 | 7:46 | 7:46 | 7:46 |
| Sunset (PM) | 6:06 | 6:07 | 6:08 | 6:08 | 6:09 | 6:10 | 6:10 | 6:11 | 6:12 | 6:12 | 6:13 | 6:14 | 6:15 | 6:15 | 6:16 | 6:17 | 6:18 | 6:18 | 6:19 | 6:20 | 6:21 | 6:22 | 6:22 | 6:23 | 6:24 | 6:25 | 6:25 | 6:26 | 6:27 | 6:28 | 6:28 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 10.3 | 7:47 | 6:06 |
| 2 | 10.3 | 7:47 | 6:07 |
| 3 | 10.3 | 7:48 | 6:08 |
| 4 | 10.3 | 7:48 | 6:08 |
| 5 | 10.3 | 7:48 | 6:09 |
| 6 | 10.4 | 7:48 | 6:10 |
| 7 | 10.4 | 7:49 | 6:10 |
| 8 | 10.4 | 7:49 | 6:11 |
| 9 | 10.4 | 7:49 | 6:12 |
| 10 | 10.4 | 7:49 | 6:12 |
| 11 | 10.4 | 7:49 | 6:13 |
| 12 | 10.4 | 7:49 | 6:14 |
| 13 | 10.4 | 7:49 | 6:15 |
| 14 | 10.4 | 7:49 | 6:15 |
| 15 | 10.5 | 7:49 | 6:16 |
| 16 | 10.5 | 7:49 | 6:17 |
| 17 | 10.5 | 7:49 | 6:18 |
| 18 | 10.5 | 7:49 | 6:18 |
| 19 | 10.5 | 7:49 | 6:19 |
| 20 | 10.5 | 7:49 | 6:20 |
| 21 | 10.5 | 7:48 | 6:21 |
| 22 | 10.6 | 7:48 | 6:22 |
| 23 | 10.6 | 7:48 | 6:22 |
| 24 | 10.6 | 7:48 | 6:23 |
| 25 | 10.6 | 7:48 | 6:24 |
| 26 | 10.6 | 7:47 | 6:25 |
| 27 | 10.6 | 7:47 | 6:25 |
| 28 | 10.7 | 7:47 | 6:26 |
| 29 | 10.7 | 7:46 | 6:27 |
| 30 | 10.7 | 7:46 | 6:28 |
| 31 | 10.7 | 7:46 | 6:28 |
Solar energy in January
Average shortwave solar energy reaching the ground each day in January, about 4.04 kWh/m².
For context, solar energy here swings from a low near 3.72 kWh/m² to a high of 7.53 kWh/m² in June across the year — January's 4.04 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) | 3.8 | 3.8 | 3.8 | 3.9 | 3.9 | 3.9 | 3.9 | 3.9 | 3.9 | 3.9 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 | 4.1 | 4.1 | 4.1 | 4.1 | 4.2 | 4.2 | 4.2 | 4.2 | 4.3 | 4.3 | 4.3 | 4.3 | 4.4 | 4.4 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 3.8 | Moderate |
| 2 | 3.8 | Moderate |
| 3 | 3.8 | Moderate |
| 4 | 3.9 | Moderate |
| 5 | 3.9 | Moderate |
| 6 | 3.9 | Moderate |
| 7 | 3.9 | Moderate |
| 8 | 3.9 | Moderate |
| 9 | 3.9 | Moderate |
| 10 | 3.9 | Moderate |
| 11 | 4.0 | Moderate |
| 12 | 4.0 | Moderate |
| 13 | 4.0 | Moderate |
| 14 | 4.0 | Bright |
| 15 | 4.0 | Bright |
| 16 | 4.0 | Bright |
| 17 | 4.0 | Bright |
| 18 | 4.1 | Bright |
| 19 | 4.1 | Bright |
| 20 | 4.1 | Bright |
| 21 | 4.1 | Bright |
| 22 | 4.2 | Bright |
| 23 | 4.2 | Bright |
| 24 | 4.2 | Bright |
| 25 | 4.2 | Bright |
| 26 | 4.3 | Bright |
| 27 | 4.3 | Bright |
| 28 | 4.3 | Bright |
| 29 | 4.3 | Bright |
| 30 | 4.4 | Bright |
| 31 | 4.4 | Bright |
Hazard calendar for El Marsa
None of El Marsa's seasonal hazards are active in January. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.
El Marsa sees seasonal dust haze (July–August), heaviest in July.
Is January a good time to visit El Marsa?
Our two travel scores rate January for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
January is one of the better times to visit El Marsa for general sightseeing.
What to pack for El Marsa in January
From January's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In January, El Marsa sees daytime highs around 20°C and nights near 14°C. Worth packing: a windbreaker.
Sea temperature near El Marsa in January
The nearest coast averages about 18°C in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in October at about 21°C and coldest in February near 17°C.
It's comfortable for a long swim from Aug 4 to Nov 19 — about 3.6 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 18 | 17 | 18 | 18 | 19 | 20 | 20 | 20 | 21 | 21 | 20 | 19 |
| Comfort | Cool | Cool | Cool | Cool | Cool | Cool | Cool | Refreshing | Refreshing | Refreshing | Refreshing | Cool |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 18 | Cool |
| Feb | 17 | Cool |
| Mar | 18 | Cool |
| Apr | 18 | Cool |
| May | 19 | Cool |
| Jun | 20 | Cool |
| Jul | 20 | Cool |
| Aug | 20 | Refreshing |
| Sep | 21 | Refreshing |
| Oct | 21 | Refreshing |
| Nov | 20 | Refreshing |
| Dec | 19 | Cool |
UV index in El Marsa in January
Clear-sky midday UV in January peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in El Marsa peaks around June 22 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 at about 4 (moderate).
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) | 5 | 6 | 9 | 9 | 10 | 11 | 11 | 11 | 9 | 8 | 5 | 4 |
| Level | Moderate | High | Very high | Very high | Very high | Extreme | Extreme | Extreme | Very high | Very high | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 5 | Moderate |
| Feb | 6 | High |
| Mar | 9 | Very high |
| Apr | 9 | Very high |
| May | 10 | Very high |
| Jun | 11 | Extreme |
| Jul | 11 | Extreme |
| Aug | 11 | Extreme |
| Sep | 9 | Very high |
| Oct | 8 | Very high |
| Nov | 5 | Moderate |
| Dec | 4 | Moderate |
Air quality in El Marsa in January
Average fine-particle pollution (PM2.5) through the year — so you can see where January falls, not just the annual average.
Air quality in El Marsa is worst in December — around 28 µg/m³ PM2.5 (moderate), about 4.2× the cleanest month (June, 7 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 | 26 | 14 | 10 | 8 | 7 | 11 | 12 | 9 | 12 | 12 | 28 |
| Level | Moderate | Moderate | Moderate | Good | Good | Good | Good | Good | Good | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 25 | Moderate |
| Feb | 26 | Moderate |
| Mar | 14 | Moderate |
| Apr | 10 | Good |
| May | 8 | Good |
| Jun | 7 | Good |
| Jul | 11 | Good |
| Aug | 12 | Good |
| Sep | 9 | Good |
| Oct | 12 | Moderate |
| Nov | 12 | Moderate |
| Dec | 28 | Moderate |
Where is El Marsa?
El Marsa sits at 27.1°N, 13.4°W, 4 m above sea level, in Western Sahara. The nearest listed city is Laayoune, 23 km away.
Topography around El Marsa
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of El Marsa.
Within 3 km, the terrain around El Marsa has only modest variations in elevation — a maximum elevation change of 16 m around an average of 4 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 74 m; within 80 km, significant variations in elevation — a maximum elevation change of 264 m.
The land around El Marsa is covered by bare terrain (50%) and water (41%) within 3 km, bare terrain (51%) and water (48%) within 16 km, and bare terrain (68%) and water (32%) within 80 km.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for El Marsa (27.0961°, -13.4158°, elevation 4 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).