Idlib in Summer
In summer (June, July and August), Idlib sees average daytime highs around 35°C and overnight lows near 21°C, with 4 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 32°C in early June to 35°C by late August. The sky is clear or mostly clear about 98% of the time across summer, and the air most often feels humid.
Summer is Idlib's weakest season of the year to visit on our travel score. For the whole year in context, see Idlib's year-round climate.
- Avg daytime high
- 35°C
- warmest season of the year
- Avg overnight low
- 21°C
- Rainfall
- 4 mm
- 1 wet days
- Avg wind
- 15 km/h
- Travel score
- 3.7
- weakest season of the year
- Months
- Jun · Jul · Aug
Temperature in Idlib in Summer
Over the season highs climb from about 32°C in early June to 35°C by late August.
A typical summer day in Idlib reaches about 35°C and drops to 21°C overnight. The warmest of the three months is August, the coolest June.
How summer really feels in Idlib
Once humidity and wind are folded in, summer brings about 86 days that feel above 32°C and 0 that feel at or below 0°C.
The story in summer is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Idlib 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 | 12° / 4° | 61 | 10.9 | 9.8 | 3.4 |
| Feb | 14° / 5° | 49 | 8.7 | 10.6 | 4.4 |
| Mar | 19° / 8° | 40 | 7.6 | 11.7 | 6.5 |
| Apr | 24° / 11° | 25 | 5.7 | 12.9 | 7.7 |
| May | 29° / 15° | 17 | 3.8 | 13.9 | 6.8 |
| Jun | 33° / 19° | 3 | 1 | 14.4 | 4.7 |
| Jul | 35° / 22° | 1 | 0.1 | 14.2 | 3.4 |
| Aug | 36° / 23° | 1 | 0 | 13.4 | 3.1 |
| Sep | 33° / 20° | 5 | 1.2 | 12.2 | 4.6 |
| Oct | 28° / 15° | 19 | 4.2 | 11.1 | 7.0 |
| Nov | 20° / 9° | 34 | 5.8 | 10.1 | 7.3 |
| Dec | 14° / 5° | 59 | 9.2 | 9.6 | 4.3 |
Cloud cover in Summer
The sky is clear or mostly clear about 98% of the time across summer.
Chance of precipitation in Summer
Idlib gets around 4 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 humid — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 15 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 14 h 18 min in early June to 12 h 48 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.
Is summer a good time to visit Idlib?
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 a weaker month for outdoor sightseeing in Idlib. The water and warmth also suit a beach or pool day.
What to pack for Idlib in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Idlib sees daytime highs around 35°C and nights near 21°C. Pack light clothes and sun protection.
Sea temperature near Idlib in Summer
The nearest coast averages about 27°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 69 km away) is warmest in August at about 29°C and coldest in March near 17°C.
It's comfortable for a long swim from May 3 to Dec 20 — about 7.6 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 | 17 | 18 | 21 | 25 | 27 | 29 | 28 | 26 | 23 | 20 |
| Comfort | Cool | Cool | Cool | Cool | Refreshing | Warm | Warm | Tropical | Tropical | Warm | Refreshing | Refreshing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 18 | Cool |
| Feb | 17 | Cool |
| Mar | 17 | Cool |
| Apr | 18 | Cool |
| May | 21 | Refreshing |
| Jun | 25 | Warm |
| Jul | 27 | Warm |
| Aug | 29 | Tropical |
| Sep | 28 | Tropical |
| Oct | 26 | Warm |
| Nov | 23 | Refreshing |
| Dec | 20 | Refreshing |
UV index in Idlib 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 Idlib peaks around June 21 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 11 at about 2 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 2 | 4 | 4 | 7 | 8 | 10 | 10 | 10 | 8 | 6 | 3 | 3 |
| Level | Moderate | Moderate | Moderate | High | Very high | Extreme | Very high | Very high | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Moderate |
| Feb | 4 | Moderate |
| Mar | 4 | Moderate |
| Apr | 7 | High |
| May | 8 | Very high |
| Jun | 10 | Extreme |
| Jul | 10 | Very high |
| Aug | 10 | Very high |
| Sep | 8 | Very high |
| Oct | 6 | High |
| Nov | 3 | Moderate |
| Dec | 3 | Moderate |
Air quality in Idlib 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 Idlib is worst in March — around 46 µg/m³ PM2.5 (poor), about 2.3× the cleanest month (July, 20 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) | 36 | 44 | 46 | 42 | 33 | 25 | 20 | 22 | 28 | 35 | 39 | 38 |
| Level | Poor | Poor | Poor | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Poor | Poor | Poor |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 36 | Poor |
| Feb | 44 | Poor |
| Mar | 46 | Poor |
| Apr | 42 | Poor |
| May | 33 | Moderate |
| Jun | 25 | Moderate |
| Jul | 20 | Moderate |
| Aug | 22 | Moderate |
| Sep | 28 | Moderate |
| Oct | 35 | Poor |
| Nov | 39 | Poor |
| Dec | 38 | Poor |
Where is Idlib?
Idlib sits at 35.9°N, 36.6°E, 442 m above sea level, in Syria. The nearest listed city is Binnish, 8.0 km away.
Topography around Idlib
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Idlib.
Within 3 km, the terrain around Idlib has only modest variations in elevation — a maximum elevation change of 129 m around an average of 426 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 658 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,783 m.
The land around Idlib is covered by cropland (66%) and artificial surfaces (25%) within 3 km, cropland (72%) within 16 km, and cropland (49%) and grassland (25%) within 80 km.
Syria travel facts
- Travel advisory
- Level 4
- Do Not Travel
- Power plugs
- Type C / E / L
- 220 V · 50 Hz
- Prices
- ≈ 32% of US
- price level, 2022
- GDP per capita
- $1,057
- 2022
- Happiness
- 3.5 / 10
- World Happiness, 2018
- Homicide rate
- 2.1
- per 100k, 2010
- Road deaths
- 14.9
- per 100k/yr, 2019
- Income group
- Low
- World Bank
- English
- Low
- EF EPI 456
- 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 Idlib (35.9306°, 36.6339°, elevation 442 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.