Aïn Oussera in Winter
In winter (December, January and February), Aïn Oussera sees average daytime highs around 13°C and overnight lows near 3°C, with 60 mm of precipitation over about 14 wet days across the season. It is the coldest season of the year and the 3rd-wettest season.
Across winter, daytime highs hold fairly steady around 13°C. The sky is clear or mostly clear about 40% of the time across winter, and the air most often feels dry.
Winter is Aïn Oussera's 3rd-best season to visit on our travel score. For the whole year in context, see Aïn Oussera's year-round climate.
- Avg daytime high
- 13°C
- coldest season of the year
- Avg overnight low
- 3°C
- Precipitation
- 60 mm
- 14 wet days
- Avg wind
- 12 km/h
- Travel score
- 4.3
- 3rd-best season
- Months
- Dec · Jan · Feb
Temperature in Aïn Oussera in Winter
Across winter, daytime highs hold fairly steady around 13°C.
A typical winter day in Aïn Oussera reaches about 13°C and drops to 3°C overnight. The warmest of the three months is February, the coolest January.
How winter really feels in Aïn Oussera
Once humidity and wind are folded in, winter brings about 0 days that feel above 32°C and 46 that feel at or below 0°C.
The story in winter is cold — wind chill drags the overnight "feels like" below the raw low.
Aïn Oussera weather by month
How the three winter months (December, January and February) 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° / 3° | 21 | 4.9 | 9.9 | 3.8 |
| Feb | 14° / 3° | 18 | 4.8 | 10.7 | 4.8 |
| Mar | 18° / 6° | 24 | 4.6 | 11.7 | 6.8 |
| Apr | 22° / 9° | 27 | 5.1 | 12.9 | 7.6 |
| May | 27° / 14° | 25 | 4.6 | 13.8 | 7.3 |
| Jun | 33° / 19° | 10 | 2.1 | 14.3 | 4.2 |
| Jul | 37° / 23° | 4 | 1.2 | 14.2 | 1.7 |
| Aug | 36° / 22° | 7 | 1.7 | 13.3 | 2.4 |
| Sep | 30° / 17° | 22 | 4.1 | 12.2 | 5.8 |
| Oct | 24° / 13° | 23 | 4.3 | 11.1 | 7.9 |
| Nov | 17° / 7° | 19 | 4.3 | 10.1 | 6.3 |
| Dec | 13° / 4° | 20 | 4.6 | 9.6 | 4.3 |
Cloud cover in Winter
The sky is clear or mostly clear about 40% of the time across winter.
Chance of precipitation in Winter
Aïn Oussera gets around 60 mm of rain and snow over 14 wet days across winter. The line is the day-by-day chance of measurable precipitation.
Humidity in Winter
Most of winter feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Winter
Winds average 12 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 9 h 48 min in early December to 11 h 06 min by late February. The lit band spans sunrise to sunset each day.
Solar energy in Winter
Average shortwave solar energy reaching the ground each day across winter, about 3.1 kWh/m².
Hazard calendar for Aïn Oussera
None of Aïn Oussera's seasonal hazards peak in winter. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do.
Aïn Oussera sees seasonal dust haze (April–September), heaviest in July.
Is winter a good time to visit Aïn Oussera?
Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
winter is a reasonable time to visit Aïn Oussera for sightseeing.
What to pack for Aïn Oussera in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Aïn Oussera sees daytime highs around 13°C and nights near 3°C. Worth packing: a warm layer. About 14 days see rain.
UV index in Aïn Oussera in Winter
Clear-sky midday UV across winter averages around 3 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Aïn Oussera peaks around June 22 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 | 7 | 8 | 8 | 10 | 10 | 9 | 8 | 5 | 4 | 2 |
| Level | Moderate | Moderate | High | Very high | Very high | Very high | Very high | Very high | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 3 | Moderate |
| Feb | 4 | Moderate |
| Mar | 7 | High |
| Apr | 8 | Very high |
| May | 8 | Very high |
| Jun | 10 | Very high |
| Jul | 10 | Very high |
| Aug | 9 | Very high |
| Sep | 8 | Very high |
| Oct | 5 | High |
| Nov | 4 | Moderate |
| Dec | 2 | Moderate |
Air quality in Aïn Oussera in Winter
Average fine-particle pollution (PM2.5) through the year — so you can see where winter falls, not just the annual average.
Air quality in Aïn Oussera is worst in September — around 31 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (December, 14 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) | 14 | 18 | 25 | 28 | 27 | 30 | 29 | 29 | 31 | 22 | 15 | 14 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 14 | Moderate |
| Feb | 18 | Moderate |
| Mar | 25 | Moderate |
| Apr | 28 | Moderate |
| May | 27 | Moderate |
| Jun | 30 | Moderate |
| Jul | 29 | Moderate |
| Aug | 29 | Moderate |
| Sep | 31 | Moderate |
| Oct | 22 | Moderate |
| Nov | 15 | Moderate |
| Dec | 14 | Moderate |
Where is Aïn Oussera?
Aïn Oussera sits at 35.5°N, 2.9°E, 685 m above sea level, in Algeria. The nearest listed city is Birine, 35 km away.
Topography around Aïn Oussera
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Aïn Oussera.
Within 3 km, the terrain around Aïn Oussera has only modest variations in elevation — a maximum elevation change of 60 m around an average of 688 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 177 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,364 m.
The land around Aïn Oussera is covered by bare terrain (46%) and artificial surfaces (29%) within 3 km, bare terrain (44%), grassland (28%) and cropland (26%) within 16 km, and grassland (36%), bare terrain (35%) and cropland (25%) 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 Oussera (35.4514°, 2.9058°, elevation 685 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.