Last updated: August 21, 2025
In September, Tripoli, Libya, experiences a pleasant transition from summer to autumn, characterized by temperatures ranging from a comfortable 19°C (67°F) at night to a sunny maximum of 32°C (90°F) during the day. The average temperature rests at a delightful 27°C (80°F), making it an ideal time for outdoor exploration. While rainfall is minimal, with only 17 mm (0.7 in) over just 2 days, humidity levels hover around a moderate 63%, adding a touch of warmth to the coastal city's atmosphere. This month offers a perfect blend of warmth and mildness, inviting both locals and visitors to enjoy the vibrant culture and scenic beauty of Tripoli.
In September, Tripoli, Libya, showcases a delightful transition as temperatures begin to cool from the scorching summer months. The minimum temperature rises to a comfortable 19°C (67°F), while the average settles at a balmy 27°C (80°F), peaking at a maximum of 32°C (90°F). This slight dip signifies the tail end of the intense heat experienced in July and August, creating a pleasant atmosphere for both locals and visitors. As the month progresses, the weather remains warm but becomes increasingly more bearable, making it an ideal time to explore the vibrant streets of Tripoli or relax along its stunning coastlines.
September in Tripoli, Libya, marks a notable transition in precipitation patterns, bringing a modest 17 mm (0.7 in) of rain over two days. Following the sweltering summer months, where rainfall was virtually absent, this slight uptick signals the onset of autumn, paving the way for a gradual increase in precipitation as the year progresses. The precipitation amounts in September, while still low compared to the wetter months ahead, provide a refreshing change and set the stage for the more significant rainfall that typically begins in October. As the seasons shift, Tripoli begins to prepare for a wetter climate, with average monthly totals surging up to 42 mm (1.7 in) in October, highlighting a clear trend towards increased moisture in the fall months.
In September, Tripoli experiences a rise in humidity, clocking in at 63%, which is a slight uptick from the preceding summer months. After a dip during the hotter months of July and August, where humidity levels fell to a comfortable 57% and 58% respectively, September ushers in a more humid atmosphere, reminiscent of earlier months in the year such as January and February where humidity levels peaked at 62% and 64%. This trend hints at the onset of autumn, as the average humidity stabilizes around 63% in both September and October, reflecting a gradual transition in Tripoli's climate as it moves away from the intense heat of summer.
In September, Tripoli experiences a UV Index of 9, categorizing it within the very high exposure range, which means you're looking at a burn time of just 15 minutes if unprotected. This marks a slight decline from the extreme levels seen in the summer months, particularly in July and August when the Index peaked at 11. As we transition into fall, the overall trend shows a gradual decrease in solar intensity, yet caution remains crucial. Citizens and visitors alike should be prepared with adequate sun protection to enjoy the still warm days while safeguarding skin health. For detailed insights into UV exposure trends throughout the year, refer to Tripoli UV Index.
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September in Tripoli, Libya, basks in the glow of 339 sunshine hours, marking a subtle decline from the sun-soaked heights of summer, yet still rich enough to enjoy the lingering warmth. The month experiences a gentle transition as it follows August's peak of 387 hours, reflecting the gradual shift from sweltering summer to milder autumn days. This decline is consistent with the broader trend throughout the year, where sunlight hours peak in summer but start tapering off as the year progresses. Interestingly, even as the sunshine diminishes, September retains a significant amount of daylight compared to the earlier months, hinting at the enchanting beauty of early fall in this historic coastal city.
In Tripoli, Libya, the sunshine is almost a guarantee as summer comes to a close. By September, the likelihood of sunny weather remains high at 90%, maintaining the trend established in the preceding months of July and August, where the sun shines almost incessantly. This month, while still basking in the warmth of late summer, transitions slightly cooler but retains a strong chance of clear skies. The consistent sunny disposition throughout the warmer months, peaking at an impressive 97% in July, makes September an excellent time to enjoy outdoor activities before the cooler autumn weather sets in. As the months progress, chances of sunshine gradually diminish, but September's robust offerings ensure that sun seekers can still relish bright days in Tripoli.
In September, Daylight Duration in Tripoli, Libya, offers a transition from the long summer days to the shorter autumn evenings. With 12 hours of daylight, this month marks a slight decrease from the peak of 14 hours experienced during the height of summer in June and July. Following August's 13 hours, September signals the gradual shift towards shorter days, typical of the region as it moves into the cooler months. This trend illustrates not just the beauty of the changing seasons but also the rhythm of light and darkness that characterizes life in Tripoli throughout the year. As days become shorter, the allure of the sunset grows, inviting residents to savor the stunning twilight hours before night unfolds.
As September graces Tripoli, Libya, the average wind speed gently settles at 5.0 m/s (11 mph), marking a slight increase from the calmer summer months. This transitional period brings a refreshing breath of air after the July and August lows of 4.3 m/s and 4.5 m/s respectively. As autumn approaches, wind patterns begin to rise, hinting at the invigorating gusts that will follow in the coming months. Interestingly, September’s winds remain consistent with those of October, suggesting a stable climate as the seasons shift. The gradual increase in wind speeds towards the end of the year, peaking in December at 6.7 m/s (15 mph), indicates a trend towards more dynamic weather, combining the warmth of summer's tail end with the crispness of approaching winter.
Weather in Tripoli varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Tripoli, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, temperatures in Tripoli are significantly warmer, with average highs reaching 32°C (90°F) and lows around 19°C (67°F). The month experiences minimal precipitation of only 17 mm (0.7 in) over two days, resulting in a relatively dry climate, coupled with 63% humidity. In contrast, January brings cooler weather, with average temperatures ranging from a low of 10°C (50°F) to a high of 26°C (79°F). Additionally, January sees a higher precipitation total of 54 mm (2.1 in) spread over eight days, maintaining a humidity level of 62%. For more details, you can check Tripoli weather in January.
September and February present markedly different weather patterns. In September, temperatures are warm, with a minimum of 19°C (67°F) and an average of 27°C (80°F), peaking at a maximum of 32°C (90°F). The month sees relatively low rainfall, with only 17 mm (0.7 in) over about 2 days and a humidity level of 63%. In contrast, February is considerably cooler, featuring a minimum temperature of 9°C (48°F) and an average of 15°C (59°F), reaching a maximum of 23°C (74°F). This month experiences more precipitation, totaling 47 mm (1.9 in) spread across 5 days, with humidity slightly higher at 64%. For more insights, you can check Tripoli weather in February.
In September, the weather is generally warm, featuring temperatures ranging from a minimum of 19°C (67°F) to a maximum of 32°C (90°F), with an average of around 27°C (80°F). The month sees relatively low precipitation, with only 17 mm (0.7 in) spread over 2 days and humidity levels averaging 63%. In contrast, March experiences cooler temperatures, with a minimum of 11°C (51°F) and a maximum of 26°C (79°F), resulting in an average of 16°C (61°F). March is also wetter, with 25 mm (1.0 in) of rain falling over 5 days, while humidity slightly increases to 65%. For more detailed information, you can check Tripoli weather in March.
In comparing the weather of September and April, September typically enjoys warmer temperatures, with an average of 27°C (80°F) and a maximum of 32°C (90°F), compared to April's average of 18°C (64°F) and a maximum of 30°C (86°F). The minimum temperature in September is also notably higher at 19°C (67°F) versus April's 11°C (52°F). Additionally, September experiences slightly more precipitation, measuring 17 mm (0.7 in) over about two days, while April sees 13 mm (0.5 in) spread over three days. Humidity levels are quite similar in both months, with September at 63% and April at 60%. For more details on the weather in April, you can check Tripoli weather in April.
In September, the temperatures range from a minimum of 19°C (67°F) to a maximum of 32°C (90°F), with an average of 27°C (80°F). The month experiences light rainfall, totaling 17 mm (0.7 in) over two days, accompanied by a humidity level of 63%. In contrast, May offers slightly cooler temperatures, with a minimum of 16°C (61°F) and an average of 20°C (69°F), peaking at a maximum of 33°C (92°F). Remarkably, May sees negligible precipitation, just 1 mm (0.0 in), and no rainy days, along with a slightly lower humidity level of 60%. For more details, you can visit Tripoli weather in May.
In comparing the weather of September and June, we see distinct differences in temperature and precipitation. September enjoys slightly warmer averages, with temperatures ranging from a minimum of 19°C (67°F) to a maximum of 32°C (90°F) and a comfortable humidity level of 63%. In contrast, June presents a wider temperature range, boasting a maximum of 35°C (95°F) but a lower average of 23°C (74°F) and a minimal amount of precipitation at only 1 mm (0.0 in) across the entire month. Notably, June experiences no rainy days, whereas September sees a few, with 17 mm of rain over just 2 days. For more detailed insights into the weather nuances, you can check out Tripoli weather in June.
When comparing the weather in September to that in July, a few key differences emerge. September typically experiences slightly lower temperatures, with an average of 27°C (80°F) compared to July’s average of 26°C (79°F). However, July has a higher minimum temperature of 23°C (73°F), while September starts out slightly cooler at 19°C (67°F). Additionally, July boasts completely dry conditions with no recorded precipitation, while September sees some rain, with about 17 mm (0.7 in) falling over just 2 days. Humidity levels are also higher in September at 63%, compared to July's 57%. Overall, September offers a more varied weather pattern, contrasting with the consistently dry, warm conditions typical of July. For more details on July's weather, check out Tripoli weather in July.
In comparing the weather of September and August, we see some notable differences. September experiences slightly cooler temperatures with a minimum of 19°C (67°F) and a maximum of 32°C (90°F), while August is warmer with a minimum of 24°C (75°F) and a maximum of 33°C (92°F). Humidity levels are higher in September at 63%, compared to 58% in August. Additionally, September sees a bit of precipitation with 17 mm occurring over 2 days, whereas August is completely dry with no recorded rainfall. For more detailed information about the weather in August, you can refer to Tripoli weather in August.
September typically boasts warmer temperatures with an average of 27°C (80°F) and a maximum of 32°C (90°F), whereas October sees a slight decrease in average temperature to 24°C (75°F) but can reach a higher maximum of 35°C (95°F). While September experiences only 17 mm (0.7 in) of precipitation over just 2 days, October is notably wetter, with 42 mm (1.7 in) spread across 7 days. Both months share the same humidity level of 63%, creating a consistently humid atmosphere. For a more detailed look at October's weather, you can visit Tripoli weather in October.
In September, the weather is generally warm and dry, with temperatures ranging from a minimum of 19°C (67°F) to a maximum of 32°C (90°F) and an average of about 27°C (80°F). The month sees only 17 mm (0.7 in) of precipitation over just 2 days, and humidity levels hover around 63%. In contrast, November brings a noticeable shift, with cooler temperatures that range from a minimum of 14°C (57°F) to a maximum of 30°C (85°F), and an average of 20°C (69°F). This month experiences increased rainfall, totaling 43 mm (1.7 in) over 8 days, along with slightly lower humidity at 61%. For more detailed information, check out Tripoli weather in November.
September and December present a striking contrast in weather patterns. In September, temperatures range from a minimum of 19°C (67°F) to a maximum of 32°C (90°F), with an average of 27°C (80°F) and only 17 mm (0.7 in) of precipitation over 2 days. Humidity remains consistent at 63%, contributing to the warm and relatively dry conditions. In contrast, December sees a significant drop in temperatures, with a minimum of 10°C (51°F) and a maximum of 23°C (75°F), leading to an average of 17°C (62°F). The month is also much wetter, experiencing 73 mm (2.9 in) of rainfall spread over 9 days, while humidity remains steady at 63%. For more details on the December weather, you can visit Tripoli weather in December.
As September unfolds in Tripoli, the weather presents a unique blend that marks the transition from the sweltering summer months to the milder embrace of autumn. Temperatures remain pleasantly warm, peaking at a comfortable 32°C (90°F), while the average hovers around 27°C (80°F), allowing for both sunny afternoons and cooler evenings. Rainfall is relatively scarce, with only 2 days experiencing light precipitation, summing up to 17 mm (0.7 in)—a stark contrast to the wet winter months ahead. The humidity sits at a moderate 63%, making for an enjoyable outdoor experience. Overall, September in Tripoli is characterized by a delightful warmth that signals the gradual shift towards more temperate conditions. To explore more about what to expect throughout the year, visit Tripoli Climate.