El Marsa weather in October
In October, El Marsa sees average daytime highs of 25°C and overnight lows near 19°C, with 6 mm of rain across 1 wet days and about 11.4 hours of daylight. It is the 3rd-warmest and 4th-wettest month of the year here.
Day-to-day highs hold fairly steady near 25°C through the month. The sky is clear or mostly clear about 67% of the time in October, and the air most often feels humid.
Daylight stretches from about 11 h 42 min at the start of October to 11 hours by month's end. Set against the rest of the year, October is El Marsa's 9th-clearest and 12th-windiest month. For the whole year in context, see El Marsa's year-round climate.
- Daytime high
- 25°
- 3rd warmest
- Overnight low
- 19°
- 9th coldest
- Rainfall
- 6 mm
- 1 wet days
- Daylight
- 11 h 18 min
- 6:58 AM – 6:19 PM
- Cloud cover
- 33%
- 9th clearest
- Wind
- 19 km/h
- 12th windiest
- Solar energy
- 5.18 kWh/m²
- Travel score
- 8.9
- 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 October
Day-to-day highs hold fairly steady near 25°C through the month.
A typical October day in El Marsa reaches about 25°C in the afternoon and slips back to 19°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 27°C. Set against its neighbours, October runs on par with September and about 2°C warmer than November.
| 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) | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 |
| Avg low (°C) | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 25 | 20 |
| 2 | 25 | 20 |
| 3 | 25 | 20 |
| 4 | 25 | 20 |
| 5 | 25 | 20 |
| 6 | 25 | 20 |
| 7 | 25 | 20 |
| 8 | 25 | 20 |
| 9 | 25 | 20 |
| 10 | 25 | 20 |
| 11 | 25 | 20 |
| 12 | 25 | 20 |
| 13 | 25 | 19 |
| 14 | 25 | 19 |
| 15 | 25 | 19 |
| 16 | 25 | 19 |
| 17 | 25 | 19 |
| 18 | 24 | 19 |
| 19 | 24 | 19 |
| 20 | 24 | 19 |
| 21 | 24 | 19 |
| 22 | 24 | 19 |
| 23 | 24 | 19 |
| 24 | 24 | 19 |
| 25 | 24 | 19 |
| 26 | 24 | 19 |
| 27 | 24 | 19 |
| 28 | 24 | 19 |
| 29 | 24 | 19 |
| 30 | 24 | 19 |
| 31 | 24 | 19 |
El Marsa weather by month
How October compares with the rest of the year at a glance. October is the 3rd-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 | 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 October
The sky is clear or mostly clear about 67% of the time in October.
Beyond those clear spells, partly cloudy skies cover about 14% of October, with mostly cloudy or overcast conditions the remaining 19%. Skies tend to cloud over as the month goes on.
| 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 (%) | 84 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 84 | 84 | 84 | 84 | 83 | 83 | 82 | 82 | 81 | 80 | 79 | 79 | 78 | 78 | 77 | 77 | 76 | 76 | 76 | 74 | 74 | 74 | 74 |
| Cloudier (%) | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 16 | 17 | 17 | 18 | 18 | 19 | 20 | 21 | 21 | 22 | 22 | 23 | 23 | 24 | 24 | 24 | 26 | 26 | 26 | 26 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 84 | 16 |
| 2 | 85 | 15 |
| 3 | 85 | 15 |
| 4 | 85 | 15 |
| 5 | 85 | 15 |
| 6 | 85 | 15 |
| 7 | 85 | 15 |
| 8 | 85 | 15 |
| 9 | 84 | 16 |
| 10 | 84 | 16 |
| 11 | 84 | 16 |
| 12 | 84 | 16 |
| 13 | 83 | 17 |
| 14 | 83 | 17 |
| 15 | 82 | 18 |
| 16 | 82 | 18 |
| 17 | 81 | 19 |
| 18 | 80 | 20 |
| 19 | 79 | 21 |
| 20 | 79 | 21 |
| 21 | 78 | 22 |
| 22 | 78 | 22 |
| 23 | 77 | 23 |
| 24 | 77 | 23 |
| 25 | 76 | 24 |
| 26 | 76 | 24 |
| 27 | 76 | 24 |
| 28 | 74 | 26 |
| 29 | 74 | 26 |
| 30 | 74 | 26 |
| 31 | 74 | 26 |
Chance of precipitation in October
El Marsa gets around 6 mm of rain over 1 wet days in October. 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 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 (%) | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 5 | 5 | 5 | 5 | 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 | 4 |
| 18 | 4 |
| 19 | 4 |
| 20 | 4 |
| 21 | 4 |
| 22 | 4 |
| 23 | 5 |
| 24 | 5 |
| 25 | 5 |
| 26 | 5 |
| 27 | 4 |
| 28 | 4 |
| 29 | 4 |
| 30 | 4 |
| 31 | 4 |
Humidity in October
Most of October feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, October lands in the humid band about 52% of days. Sticky, muggy-or-worse air turns up on roughly 30% 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 4 | 4 | 5 | 6 | 6 | 7 | 8 | 8 | 9 | 10 | 10 | 11 | 12 |
| Comfortable (%) | 4 | 4 | 5 | 5 | 6 | 6 | 7 | 8 | 8 | 9 | 10 | 11 | 11 | 12 | 13 | 14 | 14 | 15 | 16 | 17 | 17 | 18 | 19 | 19 | 20 | 21 | 22 | 23 | 23 | 24 | 25 |
| Humid (%) | 54 | 55 | 53 | 54 | 53 | 54 | 54 | 54 | 55 | 54 | 54 | 54 | 55 | 55 | 55 | 53 | 54 | 54 | 52 | 52 | 52 | 51 | 50 | 50 | 49 | 48 | 48 | 47 | 47 | 47 | 46 |
| Muggy (%) | 42 | 41 | 41 | 40 | 40 | 39 | 38 | 37 | 36 | 35 | 34 | 33 | 32 | 31 | 30 | 30 | 29 | 28 | 28 | 27 | 26 | 25 | 25 | 24 | 23 | 22 | 21 | 20 | 19 | 18 | 17 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | |
|---|---|---|---|---|
| 1 | 0 | 4 | 54 | 42 |
| 2 | 0 | 4 | 55 | 41 |
| 3 | 1 | 5 | 53 | 41 |
| 4 | 1 | 5 | 54 | 40 |
| 5 | 1 | 6 | 53 | 40 |
| 6 | 1 | 6 | 54 | 39 |
| 7 | 1 | 7 | 54 | 38 |
| 8 | 1 | 8 | 54 | 37 |
| 9 | 1 | 8 | 55 | 36 |
| 10 | 2 | 9 | 54 | 35 |
| 11 | 2 | 10 | 54 | 34 |
| 12 | 2 | 11 | 54 | 33 |
| 13 | 2 | 11 | 55 | 32 |
| 14 | 2 | 12 | 55 | 31 |
| 15 | 2 | 13 | 55 | 30 |
| 16 | 3 | 14 | 53 | 30 |
| 17 | 3 | 14 | 54 | 29 |
| 18 | 3 | 15 | 54 | 28 |
| 19 | 4 | 16 | 52 | 28 |
| 20 | 4 | 17 | 52 | 27 |
| 21 | 5 | 17 | 52 | 26 |
| 22 | 6 | 18 | 51 | 25 |
| 23 | 6 | 19 | 50 | 25 |
| 24 | 7 | 19 | 50 | 24 |
| 25 | 8 | 20 | 49 | 23 |
| 26 | 8 | 21 | 48 | 22 |
| 27 | 9 | 22 | 48 | 21 |
| 28 | 10 | 23 | 47 | 20 |
| 29 | 10 | 23 | 47 | 19 |
| 30 | 11 | 24 | 47 | 18 |
| 31 | 12 | 25 | 46 | 17 |
Wind in October
Winds average 19 km/h in October, the calmest month.
Across October, daily wind ranges from about 18 km/h on the calmest days to 20 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 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 18 | 18 | 18 | 18 | 18 | 18 | 19 | 19 | 19 | 19 | 19 | 19 |
| Feels | breezy | breezy | breezy | breezy | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 20 | breezy |
| 2 | 20 | breezy |
| 3 | 20 | breezy |
| 4 | 20 | breezy |
| 5 | 20 | light breeze |
| 6 | 20 | light breeze |
| 7 | 20 | light breeze |
| 8 | 20 | light breeze |
| 9 | 20 | light breeze |
| 10 | 19 | light breeze |
| 11 | 19 | light breeze |
| 12 | 19 | light breeze |
| 13 | 19 | light breeze |
| 14 | 19 | light breeze |
| 15 | 19 | light breeze |
| 16 | 19 | light breeze |
| 17 | 19 | light breeze |
| 18 | 19 | light breeze |
| 19 | 19 | light breeze |
| 20 | 18 | light breeze |
| 21 | 18 | light breeze |
| 22 | 18 | light breeze |
| 23 | 18 | light breeze |
| 24 | 18 | light breeze |
| 25 | 18 | light breeze |
| 26 | 19 | light breeze |
| 27 | 19 | light breeze |
| 28 | 19 | light breeze |
| 29 | 19 | light breeze |
| 30 | 19 | light breeze |
| 31 | 19 | light breeze |
Sunrise & sunset in October
Daylight runs from about 11 h 42 min at the start of October to 11 hours by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 42 minutes over October. Sunrise moves from 6:50 AM to 7:08 AM, and sunset from 6:35 PM to 6:06 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) | 11.7 | 11.7 | 11.7 | 11.7 | 11.6 | 11.6 | 11.6 | 11.6 | 11.5 | 11.5 | 11.5 | 11.4 | 11.4 | 11.4 | 11.4 | 11.3 | 11.3 | 11.3 | 11.3 | 11.2 | 11.2 | 11.2 | 11.2 | 11.1 | 11.1 | 11.1 | 11.1 | 11.0 | 11.0 | 11.0 | 11.0 |
| Sunrise (AM) | 6:50 | 6:51 | 6:51 | 6:52 | 6:52 | 6:53 | 6:53 | 6:54 | 6:54 | 6:55 | 6:55 | 6:56 | 6:57 | 6:57 | 6:58 | 6:58 | 6:59 | 7:00 | 7:00 | 7:01 | 7:01 | 7:02 | 7:03 | 7:03 | 7:04 | 7:05 | 7:05 | 7:06 | 7:07 | 7:07 | 7:08 |
| Sunset (PM) | 6:35 | 6:34 | 6:33 | 6:32 | 6:31 | 6:29 | 6:28 | 6:27 | 6:26 | 6:25 | 6:24 | 6:23 | 6:22 | 6:21 | 6:20 | 6:19 | 6:18 | 6:17 | 6:16 | 6:15 | 6:14 | 6:14 | 6:13 | 6:12 | 6:11 | 6:10 | 6:09 | 6:09 | 6:08 | 6:07 | 6:06 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 11.7 | 6:50 | 6:35 |
| 2 | 11.7 | 6:51 | 6:34 |
| 3 | 11.7 | 6:51 | 6:33 |
| 4 | 11.7 | 6:52 | 6:32 |
| 5 | 11.6 | 6:52 | 6:31 |
| 6 | 11.6 | 6:53 | 6:29 |
| 7 | 11.6 | 6:53 | 6:28 |
| 8 | 11.6 | 6:54 | 6:27 |
| 9 | 11.5 | 6:54 | 6:26 |
| 10 | 11.5 | 6:55 | 6:25 |
| 11 | 11.5 | 6:55 | 6:24 |
| 12 | 11.4 | 6:56 | 6:23 |
| 13 | 11.4 | 6:57 | 6:22 |
| 14 | 11.4 | 6:57 | 6:21 |
| 15 | 11.4 | 6:58 | 6:20 |
| 16 | 11.3 | 6:58 | 6:19 |
| 17 | 11.3 | 6:59 | 6:18 |
| 18 | 11.3 | 7:00 | 6:17 |
| 19 | 11.3 | 7:00 | 6:16 |
| 20 | 11.2 | 7:01 | 6:15 |
| 21 | 11.2 | 7:01 | 6:14 |
| 22 | 11.2 | 7:02 | 6:14 |
| 23 | 11.2 | 7:03 | 6:13 |
| 24 | 11.1 | 7:03 | 6:12 |
| 25 | 11.1 | 7:04 | 6:11 |
| 26 | 11.1 | 7:05 | 6:10 |
| 27 | 11.1 | 7:05 | 6:09 |
| 28 | 11.0 | 7:06 | 6:09 |
| 29 | 11.0 | 7:07 | 6:08 |
| 30 | 11.0 | 7:07 | 6:07 |
| 31 | 11.0 | 7:08 | 6:06 |
Solar energy in October
Average shortwave solar energy reaching the ground each day in October, about 5.18 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 — October's 5.18 kWh/m² falls in the middle.
| 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) | 5.7 | 5.7 | 5.6 | 5.6 | 5.6 | 5.5 | 5.5 | 5.5 | 5.5 | 5.4 | 5.4 | 5.3 | 5.3 | 5.3 | 5.2 | 5.2 | 5.2 | 5.1 | 5.1 | 5.0 | 5.0 | 5.0 | 4.9 | 4.9 | 4.8 | 4.8 | 4.8 | 4.8 | 4.7 | 4.7 | 4.7 |
| 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 | 5.7 | Bright |
| 2 | 5.7 | Bright |
| 3 | 5.6 | Bright |
| 4 | 5.6 | Bright |
| 5 | 5.6 | Bright |
| 6 | 5.5 | Bright |
| 7 | 5.5 | Bright |
| 8 | 5.5 | Bright |
| 9 | 5.5 | Bright |
| 10 | 5.4 | Bright |
| 11 | 5.4 | Bright |
| 12 | 5.3 | Bright |
| 13 | 5.3 | Bright |
| 14 | 5.3 | Bright |
| 15 | 5.2 | Bright |
| 16 | 5.2 | Bright |
| 17 | 5.2 | Bright |
| 18 | 5.1 | Bright |
| 19 | 5.1 | Bright |
| 20 | 5.0 | Bright |
| 21 | 5.0 | Bright |
| 22 | 5.0 | Bright |
| 23 | 4.9 | Bright |
| 24 | 4.9 | Bright |
| 25 | 4.8 | Bright |
| 26 | 4.8 | Bright |
| 27 | 4.8 | Bright |
| 28 | 4.8 | Bright |
| 29 | 4.7 | Bright |
| 30 | 4.7 | Bright |
| 31 | 4.7 | Bright |
Hazard calendar for El Marsa
None of El Marsa's seasonal hazards are active in October. 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 October a good time to visit El Marsa?
Our two travel scores rate October for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
October is one of the better times to visit El Marsa for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for El Marsa in October
From October's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In October, El Marsa sees daytime highs around 25°C and nights near 19°C. Worth packing: light clothes and sun protection.
Sea temperature near El Marsa in October
The nearest coast averages about 21°C in October — 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 October
Clear-sky midday UV in October peaks around 8 (very high — sun protection essential). 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 October
Average fine-particle pollution (PM2.5) through the year — so you can see where October 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).