Last updated: August 31, 2025
September in Tunis, Tunisia welcomes the transition from summer's heat, showcasing maximum temperatures soaring to 36°C (98°F), while the average hovers around a pleasant 25°C (78°F). Nights cool down to a refreshing 16°C (62°F), providing a comfortable escape from the day’s warmth. This month witnesses approximately 47 mm (1.8 in) of rain over about 6 days, contributing to a humidity level of 72%, creating a slightly damp but still enjoyable atmosphere. Whether soaking in rich history or basking in the sun, September offers a unique blend of warmth and welcome relief.
In Tunis, Tunisia, September marks the transition from the scorching summer months to a more temperate autumn. With temperatures ranging from a pleasant 16°C (62°F) at night to a daytime peak of 36°C (98°F), it offers a comfortable average of 25°C (78°F). This month serves as a refreshing respite compared to the intense heat of August, which saw highs soaring to 43°C (110°F). As daylight hours decrease and night temperatures become milder, September is the perfect time to enjoy outdoor activities and soak in the vibrant culture of this historic city. The weather not only invites exploration but also hints at the approaching change of seasons, making it an ideal time for travelers to experience Tunis’s charm.
September in Tunis marks a noticeable shift in precipitation patterns, with rainfall reaching 47 mm (1.8 in) over 6 days. This increase compared to the dry summer months reflects the transition towards autumn, as the city begins to experience more consistent rainfall. The precipitation volume in September is a notable spike from the preceding months, especially following July's minimal 2 mm and August's 19 mm. This trend sets the stage for October, typically the wettest month, where precipitation further escalates to 84 mm (3.3 in). Overall, September serves as a pivotal month, heralding the start of the wetter season in Tunis as temperatures cool and moisture returns to the region.
As summer transitions to autumn in Tunis, September brings a humidity level of 72%, slightly higher than the preceding months of July and August, which recorded a more comfortable 69%. This uptick reflects a consistent pattern observed throughout the year as humidity tends to peak around the middle of spring and then stabilize as temperatures cool. Over the months, the city's humidity levels oscillate between a range of 69% to 75%, with the highest readings typically occurring in April. Thus, while September may feel a bit more humid than the summer months, it remains within the expected seasonal fluctuations, offering a mild humidity that complements the approaching fall weather.
As September rolls into Tunis, the UV Index remains notably high, peaking at 8, which falls into the very high exposure category. This trend reflects a gradual decline from the intense summer months, where the UV Index reached an extreme of 11 in June. Yet, even in September, with a burn time of just 15 minutes, it's crucial to stay vigilant against the sun's rays. As the seasons transition, September serves as a reminder to enjoy the outdoors while taking appropriate precautions; after all, the sunlight may be fading, but its intensity remains significant. For more detailed information, visit Tunis UV Index.
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As September arrives in Tunis, it ushers in a delightful transition, boasting 334 hours of sunshine. This marks a subtle decline from the peak of summer, where July dazzles with 415 hours of radiant light, yet it remains a commendable amount for those seeking a warm and vibrant atmosphere. The month balances the lingering warmth of summer with the gradual onset of autumn, characterized by less intense heat compared to August, which offers 385 hours of enjoyment. This trend illustrates a gentle shift in the Tunisian climate, where days are still bright yet begin to beckon the cooler, more temperate feel of October, promising a cozy and inviting environment perfect for exploration and relaxation.
In September, Tunis experiences a 58% chance of sunny weather, making it one of the more favorable months for sunshine compared to the earlier spring and summer months. This percentage reflects a slight dip from the summer peak, where July and August boast impressive probabilities of 92% and 88% respectively. However, September still maintains optimism for those looking to enjoy the warm Mediterranean climate before autumn sets in. As temperatures begin to moderate, the likelihood of sunny days remains relatively consistent with spring months, which hover around the 56%-59% range. Overall, visitors can expect a pleasant blend of sun and mild temperatures in September, perfect for exploring the rich culture and stunning landscapes of the area.
As summer transitions into fall, September in Tunis, Tunisia, marks a gentle reduction in daylight, with the sun gracing the skies for approximately 12 hours each day. This follows the peak of 14 hours in the vibrant summer months of June and July, showcasing the region's abundant daylight. While the days begin to shorten as autumn approaches, September still provides ample time for outdoor adventures and enjoying the beautiful landscapes, creating a perfect equilibrium between warmth and increasing twilight. The gradual decline in daylight serves as a precursor to the cooler months ahead, offering a soft farewell to the long summer days while inviting the cozy essence of fall.
As September rolls into Tunis, the gentle breeze of the Mediterranean brings a refreshing touch to the end of summer. With an average wind speed of 3.6 m/s (8 mph), this month continues the trend of mild winds seen throughout the hotter months, offering a reprieve from the intense summer heat. Compared to August's slightly lighter winds of 3.0 m/s (7 mph), September maintains a comfortable flow. This consistency provides a perfect backdrop for outdoor activities, whether it's a leisurely stroll along the coast or enjoying the city's vibrant café culture. As the year progresses towards October, where the wind rises slightly to 3.7 m/s (8 mph), Tunis experiences a gentle transition in its climate, embracing the cool touch of the coming autumn.
Weather in Tunis varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Tunis, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, the weather is significantly warmer, with temperatures ranging from a mild 16°C (62°F) to a peak of 36°C (98°F), and an average of 25°C (78°F). The month experiences around 47 mm (1.8 in) of precipitation over six days, coupled with a humidity level of 72%. In contrast, January brings much cooler conditions, with temperatures varying from a chilly 4°C (39°F) to a comfortable 23°C (75°F), and an average of only 12°C (54°F). Precipitation decreases to 28 mm (1.1 in) over the same number of days, while humidity remains similar at 73%. For more detailed information, you can check this link: Tunis weather in January.
September and February present quite contrasting weather conditions. In September, temperatures can soar, ranging from a minimum of 16°C (62°F) to a blistering maximum of 36°C (98°F), with an average temperature of 25°C (78°F). This month also sees an average precipitation of 47 mm (1.8 in) over six days, accompanied by a relatively high humidity level of 72%. In comparison, February is much cooler, with temperatures ranging from a chilly minimum of 4°C (39°F) to a maximum of 24°C (75°F) and an average of 13°C (55°F). The precipitation is slightly lower at 34 mm (1.3 in), also spread across six days, and the humidity stays comparable at 71%. For those interested in a deeper look at the February weather specifically, you can refer to Tunis weather in February.
September and March present contrasting weather patterns, with September characterized by warmer temperatures and less frequent rain. In September, the minimum temperature hovers around 16°C (62°F), averages at 25°C (78°F), and can reach a maximum of 36°C (98°F), all while experiencing about 47 mm of precipitation over approximately 6 days. In contrast, March sees cooler temperatures, with a minimum of 5°C (42°F), an average of 14°C (57°F), and a maximum of 27°C (80°F). Rainfall in March is slightly higher at 57 mm, occurring over 8 days. Both months maintain a consistent humidity level of 72%, but the overall climate experience varies significantly. For more detailed insights into March weather, you can check the following link: Tunis weather in March.
September weather is characterized by warmer temperatures, with averages around 25°C (78°F) and highs reaching up to 36°C (98°F). In contrast, April experiences cooler conditions, with average temperatures of 16°C (62°F) and maximums of 27°C (82°F). Both months see similar levels of precipitation, around 46-47 mm (1.8 in), but September tends to be slightly drier, receiving rain on about 6 days compared to April’s 8 days. Humidity levels remain relatively close, with September at 72% and April at 75%, contributing to a generally more humid feel in the latter month. For more detailed insights about April weather, check out Tunis weather in April.
September and May present distinct weather patterns. In September, temperatures range from a minimum of 16°C (62°F) to a maximum of 36°C (98°F), with an average of 25°C (78°F). This month also experiences higher humidity at 72% and more precipitation, totaling 47 mm (1.8 in) over approximately 6 days. In contrast, May has cooler temperatures, starting from a minimum of 10°C (50°F) and peaking at 35°C (95°F), with an average of 20°C (68°F). Precipitation in May is lower, at 26 mm (1.0 in) over about 4 days, and humidity is slightly higher at 74%. For more detailed insights, check Tunis weather in May.
September and June showcase a transition in weather patterns, with September having slightly warmer average temperatures, ranging from a minimum of 16°C to a maximum of 36°C. In contrast, June presents a slightly cooler average of 24°C, with highs peaking at 38°C. While June sees minimal rainfall—only 10 mm over a single day—September experiences more precipitation, totaling 47 mm across six days. Moreover, both months display similar humidity levels, with September at 72% and June at 71%. For a detailed look at June weather, you can visit Tunis weather in June.
In comparing the weather of September to July, it's clear that July is hotter, with average temperatures reaching 28°C (82°F) and maximums soaring up to 40°C (105°F). In contrast, September features a slightly cooler average of 25°C (78°F) and maximums of 36°C (98°F). July also experiences virtually no rainfall, with only 2 mm recorded over the month, while September sees significantly more precipitation at 47 mm across 6 days, contributing to a higher humidity level of 72% compared to July's 69%. For more detailed insights, you can check out Tunis weather in July.
In September, the weather tends to be slightly milder than in August, with minimum temperatures dropping from 20°C (69°F) in August to 16°C (62°F) and average temperatures decreasing from 28°C (83°F) to 25°C (78°F). The maximum temperature also sees a decline, going from a sweltering 43°C (110°F) in August to a more manageable 36°C (98°F) in September. Additionally, September experiences increased precipitation with 47 mm (1.8 in) over 6 days compared to only 19 mm (0.7 in) over 3 days in August, and humidity remains relatively high at 72% in September versus 69% in August. For more details, you can check Tunis weather in August.
In September, the weather features warmer temperatures, with a minimum of 16°C (62°F) and an average peak of 36°C (98°F). This month experiences relatively limited precipitation, totaling 47 mm (1.8 in) over about 6 days, and the humidity averages around 72%. In contrast, October brings cooler temperatures, with a minimum of 12°C (54°F) and an average high of 32°C (90°F). Precipitation increases to 84 mm (3.3 in) across 8 days, and humidity remains slightly higher at 74%. For a detailed look at the weather in October, you can visit Tunis weather in October.
September and November present contrasting weather patterns. In September, temperatures can range significantly, with a minimum of 16°C (62°F), an average of 25°C (78°F), and a peak reaching 36°C (98°F). This month also sees about 47 mm (1.8 in) of precipitation over 6 days, accompanied by high humidity levels of 72%. In comparison, November is notably cooler, with a minimum temperature of 9°C (48°F), an average of 17°C (62°F), and a maximum of 28°C (83°F). While it experiences the same amount of precipitation—47 mm (1.8 in)—it spans over 8 days, maintaining the same humidity of 72%. For more details, you can check Tunis weather in November.
In September, the weather is significantly warmer, with temperatures ranging from a minimum of 16°C (62°F) to a maximum of 36°C (98°F) and an average of 25°C (78°F). This month also experiences a somewhat moderate level of precipitation, with about 47 mm falling over approximately 6 days, while humidity remains relatively high at 72%.
In contrast, December brings a much cooler climate, with temperatures dropping to a minimum of 5°C (42°F) and peaking at 21°C (70°F), leading to an average temperature of only 13°C (56°F). Precipitation levels are similar, totaling 45 mm over about 8 days, but the humidity remains constant at 72%. For a more detailed look at the weather patterns in December, visit Tunis weather in December.
As summer gradually fades away, September in Tunis brings a refreshing transition with its warm temperatures and increased humidity. Daily highs can reach up to 36°C (98°F), yet the average temperature settles around a comfortable 25°C (78°F), making it an inviting time for outdoor activities. With only a few days of rain, totaling about 47 mm (1.8 in), September is significantly drier compared to the later autumn months. This blend of warmth and moderate precipitation sets the stage for a delightful experience as the city begins to cool down. For a more in-depth look at how September fits into the overall weather patterns, explore Tunis Climate.