Last updated: August 21, 2025
Experience the captivating September weather in Ioannina, Greece, where the transition from summer to autumn brings a delightful mix of temperatures. During this month, expect maximum highs of 34°C (93°F), allowing for warm days to enjoy outdoor activities. The average temperature hovers around 19°C (66°F), providing a perfect balance for those looking to explore the scenic beauty of the region. On the cooler end, temperatures may dip to 5°C (41°F) at night, ideal for cozy evenings. With precipitation totaling 45 mm (1.8 in) over 5 days, light showers may occasionally refresh the air, maintaining a comfortable humidity level of 56%. Embrace the vibrant and pleasant climate of Ioannina that offers the best of both warmth and chill as summer fades into fall.
September in Ioannina, Greece, marks a transition from the sweltering summer heat to a more temperate autumn climate. With minimum temperatures averaging around 5°C (41°F), the coolness sets a refreshing backdrop for the month, while average temperatures hover at 19°C (66°F), providing comfortable conditions perfect for exploring the region. The maximum temperatures can still reach a warm 34°C (93°F), allowing for a few lingering hot days as summer bids farewell. This combination of cooler mornings and warm afternoons creates an inviting atmosphere, ideal for enjoying outdoor activities amidst the stunning landscapes of Ioannina. As the month progresses, you'll notice a gradual decline in temperatures, setting the stage for the crispness of autumn.
In September, Ioannina experiences a notable transition as the summer heat begins to fade, bringing an average precipitation of 45 mm (1.8 in) over approximately 5 rainy days. This marks a slight increase from the arid summer months of July and August, where rainfall was minimal. While September's precipitation is significantly lower than the winter months, which see a dramatic rise, it offers a refreshing reprieve as nature prepares for the wetter season ahead. The gentle rains not only sustain the lush landscapes surrounding the city but also herald the onset of autumn, setting the stage for the more substantial rainfall characteristic of October and November.
As summer gives way to autumn in Ioannina, Greece, September marks a subtle shift in humidity levels. With an average humidity of 56%, the month experiences a notable uptick from the arid days of August, which boasted a low 47%. This increase signifies the gradual return of moisture to the air as the region transitions into the cooler months ahead. Following September, humidity rises again, reaching 70% by October. Overall, the trend showcases a seasonal ebb and flow, with higher humidity values returning as the year progresses into fall and winter, which see markedly higher levels of 80% and above in the later months.
As summer transitions to fall in Ioannina, Greece, September experiences a UV Index of 8, categorizing it as very high exposure. This notable level indicates that while the peak summer intensity begins to subside, residents and visitors should still remain cautious, as burn time is limited to just 15 minutes. The UV Index shows a downward trend from the extreme heights of 11 in June, but still demands protective measures comparable to the strong sun of July and August. As you enjoy the pleasant early autumn weather, be mindful of the sun's lingering intensity. For more details, check the Ioannina UV Index.
UV Risk Categories
As summer fades in Ioannina, Greece, September bathes the city in a warm embrace of 345 hours of sunshine, making it a delightful time to explore the region. The sun-drenched days of September follow a peak in July, which boasts 425 hours, and gradually decrease as autumn approaches. This month serves as a beautiful transition, maintaining a vibrant atmosphere while hinting at the cooler evenings ahead. Compared to the more abundant sunlight of July and August, September still shines with a charming warmth, allowing visitors to relish the city's natural beauty and historic sites under a softer sun, perfectly capturing the essence of early autumn in this enchanting locale.
In September, Ioannina, Greece, enjoys a refreshing transition from the intense summer heat to more pleasant autumnal vibes, with a 61% chance of sunny weather. This month sees a notable decline in sunshine compared to the peak of summer, where July and August boast remarkable probabilities at 87% and 85%, respectively. However, September's likelihood still outshines the earlier months of the year, such as the dreary January and November, which struggle with just 24% and 27% chances of sun. This gradual tapering of sunny days not only makes September a delightful time to explore the vibrant cultural heritage of Ioannina but also signifies a balanced blend of warmth and refreshing air, perfect for outdoor activities before the chill of autumn sets in.
As summer gracefully transitions into autumn, September in Ioannina, Greece, offers a delightful balance of daylight, with approximately 12 hours of sun. This marks a gentle decline from the peak of 14 hours enjoyed during the peak summer months of June, July, and August. As daylight begins to wane, the vibrant landscapes of Ioannina transform, inviting visitors to experience the rich hues of early fall. The rhythmic shift from summer's prolonged evenings to the shorter days ahead inspires a cozy atmosphere, making September a compelling time to explore the region's natural beauty before the days shorten even further in October and November.
As summer transitions into autumn, September in Ioannina, Greece, reveals a gentle decline in wind speeds, averaging 1.6 m/s (4 mph). This slight reduction continues a trend observed over the warmer months, where wind speeds hovered consistently around 1.7 to 1.8 m/s, creating a tranquil atmosphere perfect for leisurely strolls along the picturesque lakeside. With the arrival of September, the breezes become a little softer, providing a soothing backdrop to the city's vibrant landscape as it gradually shifts into the rich hues of fall. This calmness is short-lived, however, as October brings a revitalizing increase in wind, reminding us that nature is always in flux.
Weather in Ioannina varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Ioannina, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, the weather is quite warm, with temperatures ranging from a pleasant minimum of 5°C (41°F) to a maximum of 34°C (93°F), creating an average of around 19°C (66°F). The month experiences relatively low precipitation at 45 mm (1.8 in) over approximately 5 days, and humidity levels hover around 56%. In stark contrast, January brings much colder conditions, with temperatures dropping to a minimum of -20°C (-3°F) and an average of just 2°C (36°F), peaking at 16°C (60°F). The winter month sees significantly more precipitation at 159 mm (6.2 in) spread across about 12 days, coupled with higher humidity at 84%. For more detailed information, you can visit Ioannina weather in January.
September and February present contrasting weather conditions. In September, temperatures range from a mild 5°C (41°F) at night to a warm 34°C (93°F) during the day, with an average of 19°C (66°F). The month experiences relatively low precipitation, averaging 45 mm (1.8 in) over about five days, and humidity sits at a moderate 56%. In stark contrast, February features much colder temperatures, with a minimum of -15°C (5°F) and a maximum of 18°C (65°F), averaging just 5°C (41°F). This month sees significantly higher rainfall, totaling 148 mm (5.8 in) over ten days, and increased humidity at 78%. For more detailed information on February weather, visit Ioannina weather in February.
September and March present contrasting weather characteristics. In September, temperatures range from a minimum of 5°C (41°F) to a maximum of 34°C (93°F), creating a warm average of 19°C (66°F). The month sees a moderate precipitation level of 45 mm (1.8 in) over approximately 5 days, accompanied by a relative humidity of 56%. In stark contrast, March experiences much cooler temperatures, with a minimum of -11°C (12°F) and a maximum of 22°C (71°F), leading to a chilly average of 7°C (45°F). Additionally, March is wetter, with a significant 127 mm (5.0 in) of rainfall spread over 12 days and higher humidity levels at 75%. For more details on March weather, you can check Ioannina weather in March.
In comparing the weather between September and April, a notable difference in temperature and precipitation patterns emerges. September boasts a mild average temperature of 19°C (66°F), with highs reaching up to 34°C (93°F). In contrast, April experiences cooler conditions, with an average temperature of 11°C (52°F) and a maximum of 26°C (78°F). Precipitation is also more frequent in April, with 78 mm (3.1 in) recorded over 11 days, compared to September's 45 mm (1.8 in) over just 5 days. Additionally, the humidity in April is higher at 70%, compared to September's 56%. To delve deeper into the specifics of April weather, you can check Ioannina weather in April.
In comparing the weather patterns of September and May, we see notable differences. September generally has a wider temperature range, with minimums around 5°C (41°F) and maximums reaching up to 34°C (93°F), making the average temperature a comfortable 19°C (66°F). The month also experiences less precipitation, totaling 45 mm (1.8 in) over approximately 5 rainy days, coupled with a lower humidity of 56%.
In contrast, May presents a cooler climate with minimum temperatures of 2°C (36°F) and a more moderate maximum of 32°C (89°F), resulting in a lower average of 15°C (59°F). However, it tends to be much wetter, receiving 89 mm (3.5 in) of rain spread over 12 days, along with a higher humidity level of 72%. For a more detailed look at May weather, check out Ioannina weather in May.
When comparing the weather in September to that of June, we observe some interesting similarities and differences. Both months experience a minimum temperature of around 5°C (41°F) and average temperatures hovering around 19°C (66°F). However, June typically sees slightly higher maximum temperatures, reaching up to 35°C (95°F) compared to September's peak of 34°C (93°F).
In terms of precipitation, June is wetter, with 63 mm (2.5 in) of rain over an average of 10 days, while September has 45 mm (1.8 in) across just 5 days. Humidity levels are also marginally higher in June at 60%, as opposed to September's 56%. For a more detailed look at the weather specific to June, you can check Ioannina weather in June.
In comparing the weather of September and July, we notice that September has a wider temperature range with a minimum of 5°C (41°F) and a maximum of 34°C (93°F), while July presents warmer averages with a minimum of 10°C (50°F) and a maximum of 36°C (98°F). Both months experience similar humidity levels at 56% and have comparable precipitation, with September receiving 45 mm (1.8 in) over 5 days and July slightly less at 37 mm (1.5 in) over the same number of days. For more details on July weather, check out Ioannina weather in July.
In September, the weather shows a notable shift compared to August. The minimum temperatures drop significantly from 12°C (53°F) in August to a cooler 5°C (41°F), while the average temperature also decreases from 23°C (74°F) to 19°C (66°F). Although September experiences a slightly higher maximum temperature of 34°C (93°F) compared to 37°C (99°F) in August, it is accompanied by increased precipitation, with 45 mm (1.8 in) falling over 5 days compared to only 21 mm (0.8 in) over 3 days in August. Additionally, September tends to be more humid, with a humidity level of 56% compared to 47% in August. For more details on August weather, you can visit Ioannina weather in August.
In September, the weather boasts a wide temperature range with minimums around 5°C (41°F) and maximums reaching up to 34°C (93°F), resulting in an average of 19°C (66°F). The month experiences a moderate amount of rainfall, totaling 45 mm (1.8 in) over approximately 5 days, with humidity at 56%. In contrast, October sees cooler temperatures, with minimums dipping to 0°C (33°F) and an average of 13°C (56°F), peaking at 26°C (80°F). Additionally, October is wetter, receiving about 90 mm (3.5 in) over 8 days and experiencing higher humidity at 70%. For a detailed look at the October weather, you can check Ioannina weather in October.
September weather is characterized by warmer temperatures, with averages around 19°C (66°F) and maximums reaching 34°C (93°F), accompanied by relatively low humidity at 56% and minimal precipitation of 45 mm (1.8 in) over just 5 days. In contrast, November brings significantly cooler conditions, with average temperatures dropping to 9°C (49°F) and a minimum of -4°C (25°F). It also sees a substantial increase in rainfall, totaling 181 mm (7.1 in) over 11 days, and higher humidity at 80%. This shift illustrates the transition from the mild warmth of early autumn to the brisk chill of late fall, making November markedly different in both climate and atmosphere. For more details on the weather specifics in November, you can refer to Ioannina weather in November.
September and December present stark contrasts in weather conditions. In September, temperatures range from a minimum of 5°C (41°F) to a maximum of 34°C (93°F), with an average of 19°C (66°F). This month experiences relatively low precipitation at 45 mm (1.8 in) over about 5 days, and humidity sits at a moderate 56%. In contrast, December brings much colder temperatures with a minimum of -6°C (21°F) and a maximum of just 15°C (59°F), resulting in an average of 5°C (41°F). The month is also considerably wetter, with 235 mm (9.3 in) of precipitation spread over approximately 14 days, contributing to higher humidity levels of 83%. For more details on the weather patterns, you can visit Ioannina weather in December.
As September unfolds in Ioannina, the weather begins to transition from the scorching summer heat to a more temperate climate, setting it apart from the sweltering months that precede it. With an average temperature of 19°C (66°F), visitors can enjoy pleasantly warm days, while cooler nights provide a refreshing contrast. The reduced precipitation, totaling 45 mm over just a few days, indicates a shift towards drier conditions, perfect for outdoor activities. Humidity remains moderate, making it a comfortable time of year to explore the scenic beauty of the region. For a deeper understanding of how September aligns with the overall climate, check out Ioannina Climate.