Climate Insights for Aïn Oussera

Daïra d’‘Aïn Oussera, Wilaya de Djelfa, Algeria

Hottest
July
39°C peak
Coldest
January
3°C low
Wettest
April
31mm rain
Best to Visit
April, May, September
Mild temps & low rain

Climate Overview

The climate in Aïn Oussera is warm and mild. The average annual temperature is 19°C and approximately 197mm of precipitation falls per year. April is the wettest month, receiving around 31mm of rainfall. Aïn Oussera is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, June. The coldest months are January, December, February, when temperatures can drop to 3°C.

Temperature

10° 20° 30° 40° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 13° Average: 8° Min: 3° Feb Max: 16° Average: 10° Min: 5° Mar Max: 19° Average: 13° Min: 7° Apr Max: 23° Average: 17° Min: 10° May Max: 28° Average: 21° Min: 15° Jun Max: 35° Average: 28° Min: 21° Jul Max: 39° Average: 32° Min: 24° Aug Max: 37° Average: 30° Min: 23° Sep Max: 32° Average: 25° Min: 19° Oct Max: 26° Average: 19° Min: 13° Nov Max: 18° Average: 13° Min: 8° Dec Max: 14° Average: 9° Min: 5°
Max
Average
Min

Aïn Oussera has a wide annual temperature range, spanning 36°C from the coldest to warmest months. July is the hottest month, with daytime highs reaching 39°C and an average of 32°C. January is the coolest month, with minimum temperatures around 3°C and an average of 8°C. On average, daily temperatures fluctuate by about 12°C between overnight lows and afternoon highs. The sharpest temperature change occurs between October and November, with a 6°C shift in average temperatures.

Precipitation

0mm 25mm 50mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 21mm Feb Precipitation: 11mm Mar Precipitation: 26mm Apr Precipitation: 31mm May Precipitation: 21mm Jun Precipitation: 9mm Jul Precipitation: 3mm Aug Precipitation: 4mm Sep Precipitation: 20mm Oct Precipitation: 12mm Nov Precipitation: 18mm Dec Precipitation: 22mm
Precipitation

Aïn Oussera is a quite dry location, receiving approximately 197mm of precipitation annually, which averages out to around 16mm per month. The wettest month is April, averaging 31mm of rainfall. March and December also tend to see above-average precipitation. The driest month is July, with just 3mm. That's 28mm less than April, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.

Wind

0km/h 5km/h 10km/h 15km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 11km/h Feb Wind Speed: 12km/h Mar Wind Speed: 13km/h Apr Wind Speed: 13km/h May Wind Speed: 12km/h Jun Wind Speed: 11km/h Jul Wind Speed: 11km/h Aug Wind Speed: 10km/h Sep Wind Speed: 10km/h Oct Wind Speed: 9km/h Nov Wind Speed: 12km/h Dec Wind Speed: 11km/h
Wind Speed

Aïn Oussera is relatively calm, with an average annual wind speed of 11km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is March, averaging 13km/h, though still comfortable for most outdoor activities. The calmest conditions occur in October, with average winds dropping to 9km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 4km/h between the calmest and windiest months.

Seasons

Winter
Dec 21
Spring
Mar 20
Summer
Jun 21
Autumn
Sep 23

7 days until Autumn

It is currently summer in Aïn Oussera, which began on June 21, 2026. Aïn Oussera is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in July at around 39°C, while the coldest stretch bottoms out in January near 3°C. Autumn is next, beginning on September 23, 2026 (7 days from now).

Spring

Temperatures range from 7 to 28°C. Rainfall is relatively light, with around 78mm over the season and a monthly average of 26mm. Winds are generally light, averaging 12km/h. Light layers work well as temperatures warm through the season. It is a great time to be outdoors.

Summer

Temperatures range from 21 to 39°C. Precipitation is minimal, with only around 16mm for the entire season. Winds are generally light, averaging 11km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.

Autumn

Temperatures range from 8 to 32°C. Rainfall is relatively light, with around 50mm over the season and a monthly average of 17mm. Winds are generally light, averaging 10km/h. Layered clothing works best as temperatures gradually cool. Enjoy the crisp air and changing scenery.

Winter

Temperatures range from 3 to 16°C. Rainfall is relatively light, with around 53mm over the season and a monthly average of 18mm. Winds are generally light, averaging 11km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Best Time to Visit

Jan
Feb 10°
Mar 13°
Apr 17°
May 21°
Jun 28°
Jul 32°
Aug 30°
Sep 25°
Oct 19°
Nov 13°
Dec

The best time to visit Aïn Oussera is during April, May, September and October, when the weather is most comfortable for travellers. During these months, average temperatures hover around 21°C with modest rainfall averaging 21mm per month. By contrast, July can be uncomfortably hot with highs reaching 39°C, while January is the coldest period with lows dropping to 3°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

Monthly Climate Data

The table below shows monthly climate averages for Aïn Oussera based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
3 °C
13 °C
11 km/h
21 mm
0 cm
Feb
5 °C
16 °C
12 km/h
11 mm
0 cm
Mar
7 °C
19 °C
13 km/h
26 mm
0 cm
Apr
10 °C
23 °C
13 km/h
31 mm
0 cm
May
15 °C
28 °C
12 km/h
21 mm
0 cm
Jun
21 °C
35 °C
11 km/h
9 mm
0 cm
Jul
24 °C
39 °C
11 km/h
3 mm
0 cm
Aug
23 °C
37 °C
10 km/h
4 mm
0 cm
Sep Current
19 °C
32 °C
10 km/h
20 mm
0 cm
Oct
13 °C
26 °C
9 km/h
12 mm
0 cm
Nov
8 °C
18 °C
12 km/h
18 mm
0 cm
Dec
5 °C
14 °C
11 km/h
22 mm
0 cm
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Metric (°C, km/h)