Al Marj in Summer
In summer (June, July and August), Al Marj sees average daytime highs around 29°C and overnight lows near 20°C, with 3 mm of rain over about 1 wet days across the season. It is the warmest season of the year and the driest season of the year.
Over the season highs climb from about 27°C in early June to 30°C by late August. The sky is clear or mostly clear about 96% of the time across summer, and the air most often feels muggy.
Summer is Al Marj's 3rd-best season to visit on our travel score. For the whole year in context, see Al Marj's year-round climate.
- Avg daytime high
- 29°C
- warmest season of the year
- Avg overnight low
- 20°C
- Rainfall
- 3 mm
- 1 wet days
- Avg wind
- 13 km/h
- Travel score
- 7.5
- 3rd-best season
- Months
- Jun · Jul · Aug
Temperature in Al Marj in Summer
Over the season highs climb from about 27°C in early June to 30°C by late August.
A typical summer day in Al Marj reaches about 29°C and drops to 20°C overnight. The warmest of the three months is August, the coolest June.
Al Marj weather by month
How the three summer months (June, July and August) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 15° / 9° | 49 | 9.4 | 10.1 | 4.9 |
| Feb | 16° / 9° | 43 | 8.7 | 10.8 | 5.1 |
| Mar | 18° / 10° | 26 | 5.2 | 11.8 | 6.9 |
| Apr | 22° / 13° | 10 | 2.8 | 12.8 | 8.3 |
| May | 26° / 16° | 6 | 1.6 | 13.6 | 8.7 |
| Jun | 28° / 19° | 2 | 0.5 | 14.1 | 8.1 |
| Jul | 29° / 21° | 0 | 0.1 | 13.9 | 7.4 |
| Aug | 30° / 22° | 1 | 0.4 | 13.2 | 7.0 |
| Sep | 29° / 20° | 5 | 1.5 | 12.2 | 7.4 |
| Oct | 26° / 18° | 15 | 4.1 | 11.2 | 8.0 |
| Nov | 21° / 14° | 25 | 5.5 | 10.3 | 7.5 |
| Dec | 17° / 11° | 43 | 9 | 9.9 | 5.7 |
Cloud cover in Summer
The sky is clear or mostly clear about 96% of the time across summer.
Chance of precipitation in Summer
Al Marj gets around 3 mm of rain over 1 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 13 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 14 hours in early June to 12 h 42 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 7.5 kWh/m².
Hazard calendar for Al Marj
None of Al Marj's seasonal hazards peak in summer. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do.
Al Marj sees seasonal dust haze (April–May), heaviest in April.
Is summer a good time to visit Al Marj?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is one of the better times to visit Al Marj for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Al Marj in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Al Marj sees daytime highs around 29°C and nights near 20°C. Pack light clothes and sun protection.
Sea temperature near Al Marj in Summer
The nearest coast averages about 25°C across summer — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 15 km away) is warmest in August at about 27°C and coldest in March near 17°C.
It's comfortable for a long swim from May 20 to Dec 16 — about 6.9 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 | 17 | 17 | 20 | 23 | 26 | 27 | 26 | 25 | 22 | 20 |
| Comfort | Cool | Cool | Cool | Cool | Cool | Refreshing | Warm | Warm | Warm | Warm | Refreshing | Refreshing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 18 | Cool |
| Feb | 17 | Cool |
| Mar | 17 | Cool |
| Apr | 17 | Cool |
| May | 20 | Cool |
| Jun | 23 | Refreshing |
| Jul | 26 | Warm |
| Aug | 27 | Warm |
| Sep | 26 | Warm |
| Oct | 25 | Warm |
| Nov | 22 | Refreshing |
| Dec | 20 | Refreshing |
UV index in Al Marj in Summer
Clear-sky midday UV across summer averages around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Al Marj peaks around August 11 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 11 at about 3 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 3 | 4 | 6 | 8 | 7 | 9 | 10 | 10 | 9 | 7 | 4 | 3 |
| Level | Moderate | Moderate | High | Very high | Very high | Very high | Extreme | Extreme | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 3 | Moderate |
| Feb | 4 | Moderate |
| Mar | 6 | High |
| Apr | 8 | Very high |
| May | 7 | Very high |
| Jun | 9 | Very high |
| Jul | 10 | Extreme |
| Aug | 10 | Extreme |
| Sep | 9 | Very high |
| Oct | 7 | High |
| Nov | 4 | Moderate |
| Dec | 3 | Moderate |
Air quality in Al Marj in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in Al Marj is worst in April — around 30 µg/m³ PM2.5 (moderate), about 3.0× the cleanest month (July, 10 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) | 20 | 26 | 25 | 30 | 21 | 14 | 10 | 10 | 12 | 16 | 17 | 14 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 20 | Moderate |
| Feb | 26 | Moderate |
| Mar | 25 | Moderate |
| Apr | 30 | Moderate |
| May | 21 | Moderate |
| Jun | 14 | Moderate |
| Jul | 10 | Good |
| Aug | 10 | Good |
| Sep | 12 | Good |
| Oct | 16 | Moderate |
| Nov | 17 | Moderate |
| Dec | 14 | Moderate |
Where is Al Marj?
Al Marj sits at 32.5°N, 20.8°E, 338 m above sea level, in Libya. The nearest listed city is Al Abyār, 40 km away.
Topography around Al Marj
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Al Marj.
Within 3 km, the terrain around Al Marj has only modest variations in elevation — a maximum elevation change of 101 m around an average of 334 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 595 m; within 80 km, large variations in elevation — a maximum elevation change of 783 m.
The land around Al Marj is covered by cropland (37%), artificial surfaces (36%) and grassland (21%) within 3 km, cropland (58%) and grassland (27%) within 16 km, and water (31%), grassland (27%) and bare terrain (23%) within 80 km.
Libya travel facts
- Travel advisory
- Level 4
- Do Not Travel
- Power plugs
- Type C / F / L
- 230 V · 50 Hz
- Prices
- ≈ 39% of US
- price level, 2025
- GDP per capita
- $6,449
- 2025
- Happiness
- 5.7 / 10
- World Happiness, 2025
- Road deaths
- 21.3
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- Very low
- EF EPI 395
- Religion
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 Al Marj (32.4926°, 20.8291°, elevation 338 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.