Last updated: August 21, 2025
Experience the enchanting weather of Nafplio, Greece in September, where warmth lingers and the beauty of early autumn unfolds. With maximum temperatures soaring to 36°C (97°F) and an average hovering around 23°C (73°F), the days invite sun-soaked adventures. Nights bring a cooler reprieve, dipping to a refreshing 11°C (53°F). Though the month sees a modest precipitation amount of 54 mm (2.1 in) over just 3 days, a relative humidity of 65% adds a touch of coastal charm. September in Nafplio perfectly blends warmth and vitality, making it an ideal time to explore this picturesque destination.
September in Nafplio, Greece, marks a delightful transition as summer begins to wane, bringing a more moderate climate. With minimum temperatures averaging around 11°C (53°F) and maximums peaking at 36°C (97°F), the month offers warm, pleasant days that are perfect for exploring the picturesque streets and stunning coastline. The average temperature sits comfortably at 23°C (73°F), providing a delightful backdrop for outdoor activities. As the scorching heat of July and August recedes, September invites visitors to experience the beauty of Nafplio with more manageable warmth, making it an ideal time for both relaxation and adventure.
September in Nafplio, Greece, marks a transitional phase as summer gracefully gives way to autumn. With an average precipitation of 54 mm (2.1 in) over approximately 3 days, this month witnesses a notable uptick in rainfall compared to the dry spells of the preceding summer. This increase aligns with a general trend of rising precipitation levels as the year progresses, particularly following the driest months of July and August. As the landscape begins to refresh in response to the moisture, visitors can enjoy the beauty of Nafplio as it transitions into a vibrant autumn, setting the stage for a picturesque fall experience.
In Nafplio, Greece, September brings a modest humidity level of 65%, marking a slight increase from the summer's drier months. As the heat of August recedes, humidity starts to rise again after peaking at a low of 63% earlier in the summer. This gradual shift can be seen throughout the year, with humidity levels consistently high in the winter months, reaching 76% in both January and December. The trend reveals a transition from the drier summer towards the more humid autumn, providing a refreshing yet temperate environment that is characteristic of Nafplio's enchanting landscape. As the seasons change, this rise in humidity serves as a gentle reminder of the lush greenery and vibrant atmosphere that autumn brings to this historic coastal town.
As summer wanes in September, Nafplio, Greece, experiences a UV Index of 8, which falls into the very high exposure category. This indicates a continuation of the sun's intensity from the peak summer months, where June reached an extreme UV Index of 11. However, September's burn time aligns with the earlier months, maintaining a brief exposure limit of just 15 minutes to prevent skin damage. As the month transitions to fall, the UV Index begins to trend downward, leading to a slight reprieve, yet vigilance remains crucial. For more insights on UV exposure and safety, check out Nafplio UV Index.
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As September rolls into Nafplio, Greece, visitors can still bask in the warm glow of summer sun, enjoying an impressive 343 hours of sunshine. This month marks a gentle transition from the sizzling highs of July (420 hours) and August (393 hours), as daylight begins to wane. The brighter days of early autumn present an ideal opportunity for exploration, with considerable sun still lingering before the cooler October months (311 hours) set in. Locals and travelers alike relish the temperate weather and longer evenings, making September a delightful time to experience the charm of Nafplio. As the days shorten, the stunning coastal vistas and historic sites remain vivid under the soft sunlight, offering a perfect backdrop for unforgettable memories.
In Nafplio, Greece, September continues the trend of sunny weather established by the summer months, boasting a 72% chance of sunshine. This delightful weather follows a peak in July and August, when the sun shines with almost unyielding presence. As summer transitions to autumn, the chances of clear skies remain high compared to the months ahead, making September a wonderful time to enjoy the lingering warmth and beautiful outdoor scenery. It's a perfect month for travelers seeking to bask in the golden sun before the cooler fall temperatures set in.
In Nafplio, Greece, September marks a gentle transition as daylight begins to wane, offering 12 hours of sunlight—a comforting balance after the sun-drenched summer months. Following a peak of 14 hours in June and July, the days start to shorten, yet the warmth lingers, making early autumn an ideal time to enjoy outdoor activities. As evenings grow longer, the gradual decline in daylight sets the stage for a serene shift towards October, when sunlight will taper to 11 hours. This seasonal rhythm not only invites residents and visitors alike to relish the vibrant hues of fall but also signals the approach of cozy nights, all while still basking in abundant September light.
As September wraps up the summer in Nafplio, Greece, the wind maintains a gentle embrace, with an average speed of 2.1 m/s (5 mph), mirroring the conditions of the previous months. This consistent breeze provides a refreshing respite from the warm Mediterranean sun, creating an ideal backdrop for leisurely strolls along the scenic coastline. Throughout the year, wind patterns remain relatively stable, with only slight fluctuations; notably, June experiences the calmest days with a reduced average of 1.5 m/s (3 mph). As the seasons transition towards autumn, there's a subtle uptick in wind speed, foreshadowing a cooler, more invigorating climate ahead. In this picturesque setting, the September winds not only grace Nafplio with tranquility but also invite both locals and visitors to savor the enchanting landscape.
Weather in Nafplio varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Nafplio, focusing on differences in temperature, rainfall, humidity, and UV levels.
September features warmer temperatures, with daily averages around 23°C (73°F) and maximums reaching up to 36°C (97°F), making it a much hotter month compared to January. However, January brings a significant drop in temperature, with monthly averages falling to around 7°C (45°F) and minimums dipping to -4°C (24°F). While September experiences less precipitation, averaging 54 mm (2.1 in) over just 3 days, January sees slightly higher rainfall at 57 mm (2.3 in) across 8 days, contributing to higher humidity levels at 76%. For more detailed insights, you can check Nafplio weather in January.
September and February exhibit contrasting weather patterns. In September, temperatures range from a mild 11°C (53°F) at night to a toasty 36°C (97°F) during the day, with an average of 23°C (73°F). The month experiences modest precipitation of 54 mm (2.1 in) over just three days, along with a humidity level of 65%. In stark contrast, February sees much cooler conditions, with temperatures dipping to a minimum of -1°C (30°F) and peaking at 21°C (70°F), averaging around 9°C (48°F). This month has higher precipitation at 62 mm (2.5 in) spread over seven days and increased humidity at 75%. For those looking to understand February's climate in more detail, you can check out Nafplio weather in February.
When comparing the weather in September and March, we notice significant differences in temperature and humidity. September tends to be much warmer, with average highs reaching 36°C (97°F) compared to March's comfortable maximum of 23°C (74°F). The minimum temperatures also differ considerably, with September starting at 11°C (53°F) while March can drop to as low as 0°C (33°F). Additionally, both months have similar precipitation levels, around 54-53 mm, but March experiences more rainy days, with rain occurring on 7 days compared to only 3 days in September. This results in a higher humidity level in March at 74%, compared to September's 65%. For more detailed insights on March weather, you can check Nafplio weather in March.
In comparing the weather of September and April, we see distinct differences in temperature and conditions. September boasts warmer temperatures, with minimums around 11°C (53°F) and averages reaching 23°C (73°F), while April's temperatures are cooler, with a minimum of 3°C (38°F) and an average of only 14°C (57°F). Additionally, September can reach maximums of 36°C (97°F), significantly higher than April's peak of 27°C (80°F). Precipitation is slightly more frequent in April, occurring over six days compared to three days in September, although the total rainfall is higher in September at 54 mm (2.1 in) versus 39 mm (1.6 in) in April. Humidity levels are also higher in April at 75%, compared to 65% in September, adding to the overall difference in seasonal feel. For more details on the April climate, you can check out Nafplio weather in April.
In comparing the weather between September and May, September tends to be warmer overall, with average temperatures reaching 23°C (73°F) compared to May's average of 19°C (66°F). September experiences higher maximum temperatures, peaking at 36°C (97°F), while May's highest temperature caps at 34°C (94°F). Despite September being drier, with only 54 mm (2.1 in) of precipitation over 3 days, it has a lower humidity level of 65%, contrasting with May's higher humidity at 77% and greater precipitation of 26 mm (1.0 in) over 4 days. For more detailed information on May weather, you can visit Nafplio weather in May.
When comparing the weather in September and June, both months share similar average temperatures, hovering around 23°C (73°F). However, September experiences slightly more extreme temperatures, with a minimum of 11°C (53°F) and a maximum of 36°C (97°F), while June has a minimum of 10°C (51°F) and the same maximum. In terms of precipitation, September has a higher total of 54 mm (2.1 in) over 3 days, compared to June's 44 mm (1.7 in) over 4 days. Additionally, humidity levels are higher in June at 71% compared to 65% in September. For more detailed information, you can refer to Nafplio weather in June.
When comparing the weather in September to July, we see notable differences in temperature and precipitation. September features a milder temperature range with a minimum of 11°C (53°F), an average of 23°C (73°F), and a maximum of 36°C (97°F). In contrast, July is warmer overall, showing a minimum of 16°C (62°F), an average of 26°C (79°F), and a peak of 40°C (104°F). Precipitation is also more prevalent in September, with 54 mm (2.1 in) over three days, whereas July only registers 16 mm (0.6 in) over two days. Additionally, humidity levels are slightly higher in July at 68% compared to September’s 65%. For more detailed insights, you can check Nafplio weather in July.
In comparing the weather of September to that of August, we observe a notable shift in temperature and precipitation patterns. September experiences a minimum temperature of 11°C (53°F) and a maximum of 36°C (97°F), with an average of 23°C (73°F), while August boasts a higher minimum of 18°C (65°F) and a maximum reaching 40°C (104°F), averaging 26°C (80°F). Additionally, September sees more frequent rainfall, totaling 54 mm (2.1 in) over 3 days, compared to the much drier August, which only records 10 mm (0.4 in) over just 1 day. Humidity levels are slightly higher in September at 65%, compared to August's 63%. For more information about August's weather, visit Nafplio weather in August.
September tends to be warmer than October, with average temperatures ranging from a minimum of 11°C (53°F) to a maximum of 36°C (97°F). In contrast, October experiences cooler weather, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 30°C (86°F). While September has higher temperatures and less frequent rain, it still sees some precipitation with an average of 54 mm (2.1 in) over just 3 days. October, however, has slightly lower total rainfall at 36 mm (1.4 in) spread over 6 days, along with a noticeable increase in humidity, rising to 72%. For more detailed information, you can check Nafplio weather in October.
In September, the weather is generally warmer with average temperatures around 23°C (73°F) and maximums reaching up to 36°C (97°F), while November sees a significant drop in temperatures, averaging only 14°C (57°F), with highs of 25°C (77°F). Both months experience similar precipitation levels—around 54 mm (2.1 in)—but September tends to have less rainy days (3) compared to November's 8 days of precipitation. Additionally, humidity rises slightly in November to 75%, compared to 65% in September. For more details about the cooler climate, you can check the Nafplio weather in November.
In September, the weather is notably warmer, with average temperatures around 23°C (73°F) and highs reaching up to 36°C (97°F), making it a great time for outdoor activities. The month experiences relatively low precipitation, with only about 54 mm (2.1 in) falling over just 3 days, while humidity is moderate at 65%. In contrast, December brings a significant drop in temperatures, with averages of only 10°C (50°F) and maximums of 19°C (66°F). The month is wetter, with 60 mm (2.3 in) of rainfall spread over 9 days, and humidity rises to 76%, resulting in a much cooler and more damp climate. For more details on December weather, visit Nafplio weather in December.
As summer transitions into autumn, September in Nafplio offers a delightful blend of warm temperatures and mild conditions. With highs reaching up to 36°C, the heat is still palpable, yet the average temperature cools to a comfortable 23°C, providing a pleasant reprieve. Unlike the sweltering peak summer months, September sees a drop in humidity and a mere few days of rainfall, making it an ideal time for outdoor exploration. Whether you're strolling through the historic streets or relaxing by the beach, Nafplio's September weather invites you to enjoy its enchanting charm. For a comprehensive overview of what to expect year-round, check out Nafplio Climate.