Aïn Defla in Summer
In summer (June, July and August), Aïn Defla sees average daytime highs around 33°C and overnight lows near 20°C, with 22 mm of rain over about 6 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 28°C in early June to 33°C by late August. The sky is clear or mostly clear about 79% of the time across summer, and the air most often feels comfortable.
Summer is Aïn Defla's 3rd-best season to visit on our travel score. For the whole year in context, see Aïn Defla's year-round climate.
- Avg daytime high
- 33°C
- warmest season of the year
- Avg overnight low
- 20°C
- Rainfall
- 22 mm
- 6 wet days
- Avg wind
- 7 km/h
- Travel score
- 4.8
- 3rd-best season
- Months
- Jun · Jul · Aug
Temperature in Aïn Defla in Summer
Over the season highs climb from about 28°C in early June to 33°C by late August.
A typical summer day in Aïn Defla reaches about 33°C and drops to 20°C overnight. The warmest of the three months is July, the coolest June.
How summer really feels in Aïn Defla
Once humidity and wind are folded in, summer brings about 67 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.
Aïn Defla 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 | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 14° / 4° | 61 | 9.5 | 0.3 | 9.8 | 4.1 |
| Feb | 15° / 5° | 56 | 9.1 | 0.5 | 10.6 | 4.5 |
| Mar | 17° / 7° | 66 | 9.2 | 0.2 | 11.7 | 5.9 |
| Apr | 20° / 9° | 60 | 8.7 | 0 | 12.9 | 6.7 |
| May | 25° / 13° | 44 | 6.6 | 0 | 13.9 | 7.6 |
| Jun | 30° / 17° | 10 | 2.1 | 0 | 14.4 | 6.5 |
| Jul | 34° / 21° | 4 | 1 | 0 | 14.2 | 4.0 |
| Aug | 34° / 21° | 9 | 2.6 | 0 | 13.4 | 3.8 |
| Sep | 29° / 18° | 30 | 5.6 | 0 | 12.2 | 6.1 |
| Oct | 24° / 14° | 40 | 6.5 | 0 | 11.1 | 7.5 |
| Nov | 18° / 9° | 64 | 9.6 | 0 | 10.1 | 6.0 |
| Dec | 15° / 6° | 56 | 8.5 | 0.2 | 9.6 | 4.7 |
Cloud cover in Summer
The sky is clear or mostly clear about 79% of the time across summer.
Chance of precipitation in Summer
Aïn Defla gets around 22 mm of rain over 6 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels comfortable — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 7 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 7.3 kWh/m².
Hazard calendar for Aïn Defla
In summer, Aïn Defla overlaps its dust season. The full year is below, with each hazard's peak months called out.
Aïn Defla sees seasonal dust haze (June–July), heaviest in July.
Is summer a good time to visit Aïn Defla?
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 reasonable time to visit Aïn Defla for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Aïn Defla in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Aïn Defla sees daytime highs around 33°C and nights near 20°C. Pack light clothes and sun protection. About 6 days see rain.
Sea temperature near Aïn Defla in Summer
The nearest coast averages about 23°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 41 km away) is warmest in August at about 25°C and coldest in February near 15°C.
It's comfortable for a long swim from Jun 7 to Nov 3 — about 4.9 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 16 | 15 | 15 | 16 | 18 | 21 | 24 | 25 | 24 | 22 | 19 | 17 |
| Comfort | Cool | Cool | Cool | Cool | Cool | Refreshing | Refreshing | Warm | Warm | Refreshing | Cool | Cool |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 16 | Cool |
| Feb | 15 | Cool |
| Mar | 15 | Cool |
| Apr | 16 | Cool |
| May | 18 | Cool |
| Jun | 21 | Refreshing |
| Jul | 24 | Refreshing |
| Aug | 25 | Warm |
| Sep | 24 | Warm |
| Oct | 22 | Refreshing |
| Nov | 19 | Cool |
| Dec | 17 | Cool |
UV index in Aïn Defla in Summer
Clear-sky midday UV across summer averages around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Aïn Defla peaks around July 17 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 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) | 3 | 4 | 6 | 7 | 8 | 8 | 10 | 9 | 7 | 5 | 3 | 2 |
| Level | Moderate | Moderate | High | Very high | Very high | Very high | Very high | Very high | Very high | Moderate | Moderate | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 3 | Moderate |
| Feb | 4 | Moderate |
| Mar | 6 | High |
| Apr | 7 | Very high |
| May | 8 | Very high |
| Jun | 8 | Very high |
| Jul | 10 | Very high |
| Aug | 9 | Very high |
| Sep | 7 | Very high |
| Oct | 5 | Moderate |
| Nov | 3 | Moderate |
| Dec | 2 | Low |
Air quality in Aïn Defla 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 Aïn Defla is worst in July — around 38 µg/m³ PM2.5 (poor), and holds fairly steady the rest of the year.
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 25 | 27 | 31 | 28 | 26 | 27 | 38 | 34 | 34 | 29 | 24 | 26 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Poor | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 25 | Moderate |
| Feb | 27 | Moderate |
| Mar | 31 | Moderate |
| Apr | 28 | Moderate |
| May | 26 | Moderate |
| Jun | 27 | Moderate |
| Jul | 38 | Poor |
| Aug | 34 | Moderate |
| Sep | 34 | Moderate |
| Oct | 29 | Moderate |
| Nov | 24 | Moderate |
| Dec | 26 | Moderate |
Where is Aïn Defla?
Aïn Defla sits at 36.3°N, 2.0°E, 264 m above sea level, in Algeria. The nearest listed city is Khemis Miliana, 23 km away.
Topography around Aïn Defla
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Aïn Defla.
Within 3 km, the terrain around Aïn Defla has large variations in elevation — a maximum elevation change of 644 m around an average of 358 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 907 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,952 m.
The land around Aïn Defla is covered by cropland (31%) and artificial surfaces (22%) within 3 km, cropland (43%) and grassland (26%) within 16 km, and grassland (28%), cropland (23%) and water (21%) within 80 km.
Algeria travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type C / F
- 230 V · 50 Hz
- Prices
- ≈ 33% of US
- price level, 2025
- GDP per capita
- $6,051
- 2025
- Happiness
- 5.7 / 10
- World Happiness, 2025
- Safe drinking water
- 69%
- of population, 2024
- Homicide rate
- 1.2
- per 100k, 2023
- Road deaths
- 20.9
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- Low
- EF EPI 468
- 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 Aïn Defla (36.264°, 1.9679°, elevation 264 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.