Last updated: January 18, 2025
Djelfa, Algeria, showcases a diverse climate shaped by its unique geographic features, classified predominantly under the Koppen-Geiger climate classes BSk (semi-arid) and Csa (Mediterranean). The region experiences a broad temperature range, with winter lows dipping to a frigid -4°C (26°F) in February, while summer months soar with maximums reaching up to 44°C (111°F) in July. The annual mean temperature hovers around 17°C (64°F), reflecting a climate marked by significant seasonal variability that influences both the local ecology and human activities.
In Djelfa, Algeria, temperature patterns reveal a distinct seasonal rhythm, characterized by cold winters and sweltering summers. January and February experience the lowest temperatures, with minimums plunging to -4°C (26°F) and average highs reaching 26°C (80°F) by the end of February. As spring approaches, March and April see a gradual warming, with averages climbing to 15°C (59°F) in April and maximums peaking at 32°C (90°F). The region reaches its zenith in summer, particularly in July and August, where temperatures can soar to 44°C (111°F) and remain comfortably warm at night. The return of cooler weather in September heralds the onset of autumn, with temperatures gradually decreasing throughout October and November, ultimately dipping again in December. This cycle underscores Djelfa's stark climatic contrasts and highlights the substantial seasonal variability inherent to the region.
The climate in Djelfa features a minimum temperature of -3°C (28°F) in February and a maximum of 42°C (107°F) in July, while Messaad experiences slightly warmer extremes with a minimum of -2°C (28°F) in January and a peak of 44°C (111°F) in July. Similarly, 'Ain el Bell shares a comparable winter minimum of -2°C (28°F) in January, with a maximum temperature reaching 43°C (110°F) in July. For more detailed monthly temperature insights, visit monthly temperatures in Djelfa, monthly temperatures in Messaad, and monthly temperatures in 'Ain el Bell.
Precipitation in Djelfa, Algeria, exhibits a pronounced seasonality, with the majority of rainfall concentrated in the first half of the year. January begins the year with 23 mm (0.9 in) of rain over an average of 4 days, followed by a notable surge in March with 28 mm (1.1 in), leading into April, which receives the highest monthly total of 37 mm (1.5 in). Spring months like April and May contribute significantly to the region's moisture, with May documenting 30 mm (1.2 in) across 5 days, marking a period of relatively higher rainfall compared to the summer months.
As summer approaches, precipitation sharply declines, with July receiving merely 6 mm (0.2 in) over just 1 day, followed by even less rain in August at 10 mm (0.4 in). The latter part of the year sees a slight rebound, with September experiencing 24 mm (0.9 in) and October reporting 18 mm (0.7 in). November and December maintain this trend, recording 23 mm (0.9 in) and 19 mm (0.7 in), respectively. Overall, Djelfa’s precipitation pattern highlights a dry climate, with sporadic rainfall primarily occurring during the transitional seasons of spring and autumn.
In Djelfa, Algeria, sunshine duration showcases a compelling seasonal trend, with hours of sunlight steadily increasing from winter to summer. January starts the year modestly with 227 hours of sunshine, gradually climbing through February's 281 hours and March's 328 hours. This trend continues into spring, peaking in May with an impressive 382 hours. The arrival of summer solidifies this upward trajectory, culminating in July, when Djelfa basks in 387 hours of glorious sunshine, making it one of the sunniest months of the year. This abundance of sunlight supports the region's agricultural activities and outdoor lifestyles during the warmer months.
As summer wanes into early autumn, sunshine hours begin to decrease, though they remain significant. August still boasts a healthy 371 hours, followed by September with 325 hours. However, a noticeable decline occurs as the year progresses—October records 319 hours, and by November and December, sunshine durations drop to 277 hours and 276 hours, respectively. This seasonal shift underscores the stark contrast between the radiant summer months and the comparatively subdued winter periods, offering a clear illustration of Djelfa's diverse climate and its implications for both natural ecosystems and human activities.
The UV Index in Djelfa, Algeria, reflects the region's intense solar exposure, particularly during the warmer months when the risk of harm from unprotected sun exposure escalates dramatically. January starts with a moderate UV Index of 4, permitting a burn time of 30 minutes. However, as winter transitions to spring, the UV Index rises sharply, peaking at 8 in March and escalating further to 10 in April. The trend reaches its zenith in May and June, with an extreme UV Index of 11 and 12, respectively, necessitating protective measures as the burn time drops to a mere 10 minutes.
As summer peaks in July, the UV Index remains critically high at 12, emphasizing the need for caution whenever outdoors. August sees a slight decrease to 11, but still necessitates the same level of vigilance. The UV Index gradually declines into the autumn months, with September reporting 9 and October at 7, allowing for longer safe exposure times. By November and December, the index shifts back to moderate levels of 5 and 4, respectively, reinstating longer burn times. This seasonal variation highlights the importance of adapting sun protection strategies throughout the year, particularly during the months when the sun's intensity is at its highest.
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Daylight duration in Djelfa, Algeria, exhibits a clear seasonal pattern, with hours of daylight gradually increasing as the year progresses from winter to summer. In the early months of January and February, daylight remains fairly consistent at 10 hours, providing a brief respite from the darker days of winter. As spring approaches, March sees an increase to 11 hours, followed by a more significant leap in April and May, where daylight extends to 13 hours. This trend continues into the summer months of June and July, achieving the maximum of 14 hours of daylight, which contributes to the area's warm temperatures and ample time for outdoor activities.
As summer gives way to autumn, daylight duration begins to taper off, starting with a slight decline in August to 13 hours. September reflects this trend further with 12 hours, and by October, the number of daylight hours drops to 11. The descent continues into the end of the year, with November reverting to 10 hours and December marking the shortest daylight period at just 9 hours. This cyclical change underscores the importance of daylight in shaping daily life in Djelfa, influencing both the local climate and the rhythm of human activities throughout the year.
The climate in Ain el Bell, Algeria, is characterized by hot summers and mild winters. Temperatures range from a minimum of -2°C (28°F) in January to a maximum of 43°C (110°F) in July. Precipitation varies throughout the year, with the wettest months being April and May, receiving around 27-28 mm. Sunshine is abundant, especially in the summer months, peaking at 384 hours in July. For more detailed information, visit 'Ain el Bell climate.
Ain Oussera, Algeria experiences a continental climate characterized by hot summers and mild winters. January temperatures range from -3°C to 23°C, while July can see highs of up to 44°C. Precipitation is relatively low, peaking in April with 32 mm, and dropping to just 3 mm in July. The region enjoys abundant sunshine, particularly in summer, with July recording up to 395 hours. For more detailed information, visit Ain Oussera climate.
Birine, Algeria, experiences a diverse climate characterized by cold winters and hot summers. January temperatures range from a minimum of -2°C (29°F) to a maximum of 22°C (72°F), while summer months, particularly July and August, can see highs up to 43°C (109°F). Precipitation is relatively low, especially in the summer with only 6 mm (0.2 in) in July, but reaches its peak in April at 39 mm (1.5 in). The area enjoys abundant sunshine, with July receiving approximately 394 hours of sunlight. For more details, visit Birine climate.
Charef, Algeria experiences a diverse climate characterized by cold winters and hot summers. In January, temperatures can dip as low as -4°C (26°F) and rise to 20°C (67°F) in the warmer months, particularly in July and August when highs reach up to 41°C (106°F). Precipitation is relatively low during summer, peaking in April with 48 mm (1.9 in), while sunshine hours are abundant, especially in May and June, boasting around 382 hours of sun. Overall, the region's climate supports a significant variation in temperature and seasonality, making it a unique area to explore. For more information, visit Charef climate.
Dar Chioukh, Algeria experiences a continental climate with distinct seasons. Winters are chilly, with January temperatures ranging from -3°C to 21°C, while summers are hot, peaking at 42°C in July. Precipitation is more frequent in spring and early winter, with April recording the highest rainfall at 40 mm. The region enjoys ample sunshine, particularly in the summer months, where July boasts 390 hours of sunlight. For more detailed climate information, visit Dar Chioukh climate.
Djelfa, Algeria, experiences a continental climate with cold winters and hot summers. January temperatures range from lows of -2°C (28°F) to highs of 20°C (68°F), while July sees much warmer conditions, with averages reaching 30°C (86°F) and highs peaking at 42°C (107°F). Precipitation is relatively low, averaging 19-45 mm from April to May, tapering off during the hotter months. The region basks in significant sunshine, particularly in July and May, with over 380 hours of sunlight. For more detailed information, visit Djelfa climate.
El Idrissia, Algeria experiences a varied climate throughout the year, with temperatures ranging from a chilly -3°C (26°F) in January to a scorching 42°C (107°F) in July. Precipitation is relatively low, peaking in April with 43 mm (1.7 in) and decreasing during the summer months, while sunshine hours are abundant, especially from May to July, when the region enjoys over 370 hours of sun monthly. The average temperature gradually increases from winter to summer, contributing to hot and dry conditions. For detailed information, visit the El Idrissia climate.
Messaad, Algeria experiences a varied climate with hot summers and mild winters. January sees temperatures ranging from a minimum of -2°C to a maximum of 23°C, while July peaks at a scorching 44°C. Precipitation is low, averaging around 9 mm in January and decreasing to about 4 mm in July, with a slight increase in fall. The region enjoys abundant sunshine, particularly in the summer months, with July boasting 385 hours of sunlight. For more specific climate details, visit Messaad climate.
In conclusion, the climate of Djelfa, Algeria, is characterized by significant seasonal variations in temperature, precipitation, sunshine duration, UV Index, and daylight hours. With cold winters yielding to scorching summers, the region experiences a distinct climatic rhythm that enables diverse agricultural practices and outdoor lifestyles. The pronounced increase in UV Index during the warmer months highlights the need for sun safety precautions, while the ample daylight hours during summer encourage vibrant community activities. Understanding these climatic factors is essential for residents and visitors alike, as they interact dynamically with the local environment and influence daily life in this unique arid landscape.