September Weather in Blida, Algeria

Last updated: August 21, 2025

In Blida, Algeria, September boasts a warm climate with temperatures ranging from a comfortable 14°C (57°F) to a sweltering 36°C (97°F), averaging around 24°C (75°F). This month experiences moderate precipitation, totaling 31 mm (1.2 in) over 5 days, contributing to a humidity level of 65%. As summer transitions into autumn, the weather offers a blend of heat and occasional rain, making it an intriguing time for both residents and visitors to explore the region.

September Temperature in Blida

September in Blida, Algeria, marks a gentle transition from the sweltering summer heat to the milder temperatures of autumn. With minimums around 14°C (57°F) and a warm average of 24°C (75°F), the climate remains pleasantly inviting for outdoor activities. The maximum temperatures can soar to 36°C (97°F), reminiscent of the peak summer months, yet the evenings usher in a welcome coolness. This month signifies a gradual cooling trend following August's scorching peak, where highs reached 38°C (100°F). As summer wanes, Blida's September weather offers a perfect balance for enjoying the region’s picturesque landscapes and vibrant culture.

September Weather in Blida: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Blida, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Blida, September typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec505355596673798074665854
Data source: Temperature data for Blida generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Blida

In September, Blida, Algeria, experiences a noticeable shift in precipitation patterns, bringing a moderate 31 mm (1.2 in) of rain over approximately 5 days. This marks a significant increase compared to the dry summer months of July and August, which collectively saw only 11 mm. As the month progresses, the region transitions from the arid heat of summer to the more conducive conditions for autumn rains, paving the way for increased moisture leading into the wetter months of October and November. This gentle return of precipitation highlights the dynamic seasonal changes in Blida's climate, reinforcing the importance of September as a bridge toward the region's peak rainfall season.

September Precipitation Trends in Blida

The chart displays monthly precipitation patterns in Blida, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Blida, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec77368280421838314410887
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Blida

In Blida, Algeria, September marks a notable shift in humidity levels, with the average reaching 65%. This represents a slight increase from the low of 59% seen in July and August, indicating the onset of autumn's moisture. As the summer heat dissipates, humidity levels gradually rise again, echoing the patterns observed in previous months. This transition hints at a climate where the dry, breezy summer gives way to a slightly more humid environment, setting the stage for the cooler temperatures that October and November will bring, both of which maintain a consistent humidity of 72%. Thus, September serves as a bridge between the aridness of summer and the more humid and cooler months ahead.

September Average Humidity in Blida

This chart illustrates the average monthly humidity levels in Blida, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Blida is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec77%74%71%68%64%61%59%59%65%72%72%76%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Blida

As summer transitions into autumn, September in Blida, Algeria, showcases a UV Index of 8, placing it within the very high exposure category. This slight decrease from August's peak of 10 indicates that while the sun's intensity remains considerable, the risk of harm from unprotected sun exposure is still significant, with a burn time of just 15 minutes. The trend observed throughout the year demonstrates a generally increasing UV Index from January's moderate levels, peaking in June and July at an extreme 11. After this summer pinnacle, there's a gradual decline heading into the milder autumn months, making September a crucial time to remain vigilant about sun protection. For more detailed insights, visit Blida UV Index.

Maximum UV Index Levels in Blida for September

The chart shows the monthly maximum UV Index (UVI) for Blida in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Blida typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101111108753
Data source: Blida September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

September Sunshine in Blida

As September unfolds in Blida, Algeria, the city basks in 323 hours of sunshine, a pleasant continuation of the warm summer that precedes it. While this marks a slight decline from the sun-drenched heights of July’s 401 hours, it still contributes to a solid average for the month, ensuring that residents and visitors alike enjoy the beauty of early autumn. The trend of gradually decreasing sunlight hours begins to emerge, foreshadowing the cooler months ahead; however, September's warmth remains inviting. This idyllic balance of sunshine sets the tone for a transition into October, which follows closely with 319 hours, as nature begins to prepare for its seasonal shift.

Monthly Sunshine Duration in Blida: September Highlighted

The September sunshine duration represents the total number of hours Blida experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec221h276h325h336h384h390h401h379h323h319h270h269h
Data source: Blida September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Blida During September

In Blida, Algeria, the likelihood of sunny weather in September stands at a promising 56%, reflecting a gradual shift toward more favorable conditions as summer transitions to fall. This month's sunshine probability is slightly above the average for the year, showcasing a trend that peaks in the height of summer with 79% in July and a still commendable 72% in August. As the months progress from the long, sunny days of summer to the cooler autumn, September maintains a considerable chance of sunshine, outperforming earlier spring months such as April and March. With a 57% chance of sun in October following September's respite, it seems that while summer's brightness begins to wane, the sunny allure of Blida remains vibrant well into the fall.

Percentage of Sunny Days in September in Blida

The chart illustrates the percentage of sunny days in Blida throughout the year, with September highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Blida experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec52%59%54%42%54%55%79%72%56%57%34%67%
Data source: Blida September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Blida in September

As summer fades into autumn, September in Blida, Algeria, offers a delightful transition with approximately 12 hours of daylight. This month marks a gradual decline from the peak summer days, where daylight lingered for up to 14 hours. Following the sun-kissed vibrancy of May through August, September bridges the gap, hinting at the retreat of daylight as the year progresses. With days still longer than those in the earlier months of March and April, this gentle reduction sets a serene tone for the approaching fall, reminding us of the cyclic beauty of the seasons in Blida.

Average Daylight Hours in Blida for September

The chart illustrates the variation in daylight duration in Blida throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 57m10h 50m11h 58m13h 8m14h 6m14h 36m14h 20m13h 29m12h 22m11h 12m10h 12m9h 41m
Data source: Blida daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Blida

In Blida, Algeria, the September winds bring a subtle shift in the air, with an average speed of 2.7 m/s (6 mph). This marks a slight increase from the summer months of July and August, which both lingered at 2.5 m/s. As autumn approaches, the winds begin to pick up, hinting at the seasonal changes to come. Throughout the year, the wind speeds exhibit a gentle ebb and flow; starting from a peak in November at 4.1 m/s (9 mph), they taper off during the summer months. This gradual transition underscores September's role as a bridge between the warmer summer and the brisk autumn, adding a refreshing touch to the landscape of Blida. The consistent breeze not only enhances the beauty of the region but also invigorates the spirit of the season.

Average September Wind Speed in Blida

The chart displays monthly wind speed patterns in Blida, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.73.52.62.82.82.72.52.52.7 m/s2.64.13.4
Data source: Blida September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Blida Compares to Other Months

Weather in Blida varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Blida, focusing on differences in temperature, rainfall, humidity, and UV levels.

September and January present markedly different weather conditions. In September, temperatures range from a minimum of 14°C (57°F) to a maximum of 36°C (97°F), with an average of 24°C (75°F). The month sees relatively low precipitation of 31 mm (1.2 in) over about 5 days, accompanied by a humidity level of 65%. In contrast, January experiences much cooler temperatures, with a minimum of 2°C (37°F), an average of 10°C (50°F), and a maximum of 21°C (71°F). This winter month receives more rainfall, totaling 77 mm (3.0 in) over approximately 10 days, and the humidity rises to 77%. For a deeper insight into January's conditions, check out Blida weather in January.

September and February present stark contrasts in weather. September boasts a warm climate with temperatures ranging from a minimum of 14°C (57°F) to a maximum of 36°C (97°F) and an average of 24°C (75°F). The month is relatively dry, with only 31 mm (1.2 in) of precipitation occurring over 5 days and humidity at 65%. In contrast, February experiences much cooler conditions, with minimum temperatures dropping to 1°C (34°F) and an average of 12°C (53°F), peaking at 24°C (75°F). This month sees slightly higher precipitation at 36 mm (1.4 in) across 6 days, coupled with a higher humidity of 74%. For more details on February weather specifics, check out Blida weather in February.

September and March present contrasting weather patterns. In September, temperatures range from a minimum of 14°C (57°F) to a maximum of 36°C (97°F), averaging around 24°C (75°F). The month experiences relatively low precipitation, with only 31 mm (1.2 in) over about 5 days, while humidity sits at 65%. In contrast, March sees much cooler temperatures, with a minimum of 4°C (39°F) and a maximum of 24°C (76°F), averaging just 13°C (56°F). This month is notably wetter, with 82 mm (3.2 in) of rain falling over 11 days and humidity slightly higher at 71%. For a more detailed look at the weather in Blida during March, you can visit Blida weather in March.

September generally boasts warmer temperatures compared to April, with averages around 24°C (75°F) and maximums reaching up to 36°C (97°F), while April's average hovers at 15°C (59°F) with a peak of 27°C (81°F). While September experiences less precipitation, totaling 31 mm (1.2 in) over 5 days, April is notably wetter, receiving 79 mm (3.1 in) over 11 days. Additionally, September has a slightly lower humidity level at 65%, compared to April's 68%. For more detailed insights, you can check Blida weather in April.

In September, the weather heats up considerably compared to May, with average temperatures reaching a warm 24°C (75°F) and maximums soaring to 36°C (97°F). This month also experiences slightly less precipitation, totaling 31 mm (1.2 in) over about 5 days, and the humidity remains relatively high at 65%. In contrast, May has milder temperatures, with an average of 19°C (66°F) and a maximum of 31°C (89°F), accompanied by a bit more rainfall at 42 mm (1.6 in) across 6 days, while maintaining a similar humidity level of 64%. For a deeper look into May's weather specifics, you can check Blida weather in May.

In comparing the weather between September and June, we see some notable differences. September boasts a slightly warmer average temperature of 24°C (75°F) compared to June's 23°C (73°F), with maximum temperatures reaching up to 36°C (97°F) in September, while June peaks at 34°C (93°F). Precipitation is more frequent in September, occurring over 5 days and totaling 31 mm (1.2 in), whereas June experiences only 3 days of rain with a total of 18 mm (0.7 in). Humidity is also a bit higher in September at 65%, compared to June's 61%. For more detailed information, you can visit Blida weather in June.

In July, the weather is typically warmer with an average temperature of 26°C (80°F), while September sees slightly cooler averages at 24°C (75°F). Both months can reach high temperatures of up to 36°C (97°F), but July boasts drier conditions with virtually no precipitation, whereas September experiences an average rainfall of 31 mm (1.2 in) over five days. Additionally, humidity is slightly higher in September at 65%, compared to July's 59%. For more detailed information, visit Blida weather in July.

In comparing the weather between August and September, it's evident that September tends to be slightly cooler, with temperatures ranging from a minimum of 14°C (57°F) to a maximum of 36°C (97°F), while August sees higher temperatures with a minimum of 19°C (67°F) and a peak of 38°C (100°F). Additionally, September experiences increased rainfall totaling 31 mm (1.2 in) over 5 days, compared to August's much lower precipitation of 8 mm (0.3 in) over just 2 days. Humidity levels are somewhat higher in September at 65%, as opposed to 59% in August, making the weather feel a bit more humid during the transition into fall. For more detailed information on August weather specifically, you can check Blida weather in August.

September weather tends to be warmer compared to October, with average temperatures reaching up to 24°C (75°F) and maximums soaring to 36°C (97°F). In contrast, October experiences cooler temperatures, averaging 19°C (66°F) and peaking at 30°C (86°F). While September sees relatively low precipitation at 31 mm (1.2 in) over about 5 days, October brings more rainfall, totaling 44 mm (1.7 in) across 7 days. Additionally, humidity levels rise slightly in October to 72%, compared to 65% in September. For a more detailed look at October weather in Blida, visit Blida weather in October.

In September, temperatures are generally warmer, with a minimum of 14°C (57°F), an average of 24°C (75°F), and a maximum reaching 36°C (97°F). The month sees relatively low precipitation, totaling 31 mm (1.2 in) over just 5 days, coupled with a humidity level of 65%. In contrast, November experiences cooler temperatures, with a minimum of 7°C (45°F), an average of 14°C (58°F), and a maximum of 26°C (79°F). Precipitation increases significantly during this month, totaling 108 mm (4.3 in) over 14 days, and humidity rises slightly to 72%. For more detailed information, check out Blida weather in November.

September features warmer temperatures, with an average of 24°C (75°F) and maximums reaching highs of 36°C (97°F), offering a stark contrast to December’s cooler averages of 12°C (54°F) and maximums of 21°C (70°F). While September experiences lower precipitation levels of 31 mm (1.2 in) over about 5 days, December sees nearly triple that amount at 87 mm (3.4 in) across 10 days, indicating a wetter month. Furthermore, the humidity is slightly higher in December at 76% compared to September's 65%, contributing to a chillier feel as the year wraps up. For a more detailed look at December weather, visit Blida weather in December.

Compare Blida's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Blida

As summer gives way to autumn, September in Blida offers a delightful shift in weather. The temperatures, while still warm, see a notable dip from the intense summer heat, averaging a comfortable 24°C (75°F). Although it can still reach highs of 36°C (97°F), the cool evenings with lows around 14°C (57°F) invite relief from the daytime warmth. This month also brings a sprinkle of rain with approximately 31 mm of precipitation over just 5 days, marking the transition to a more humid atmosphere at 65%. Compared to the hotter summer months, September is a refreshing time to experience all that Blida has to offer. For more insights into the climate, visit Blida Climate.