Last updated: August 21, 2025
September in Patmos, Greece offers a delightful blend of warm temperatures and sunny skies, making it an ideal time for visitors. With maximum highs reaching 28°C (83°F) and an average of 24°C (75°F), the days are wonderfully pleasant, while the evenings cool down to a comfortable 19°C (66°F). Low precipitation levels, totaling only 4 mm (0.2 in), and 0 days of rain ensure that outdoor activities can be enjoyed without disruption. The month is characterized by a 70% humidity, providing a cozy atmosphere to soak in the island’s stunning landscapes and rich history.
In September, Patmos, Greece experiences a delightful transition from the summer heat to the gentler embrace of autumn. With minimum temperatures around 19°C (66°F) and maximums peaking at 28°C (83°F), the island offers a perfect blend of warmth and comfort for visitors. The average temperature rises to a pleasant 24°C (75°F), making it ideal for both beach days and exploring the island's rich history. As the month progresses, the temperatures gradually cool from the summer highs, allowing for enjoyable evenings spent under the starry Aegean sky. This shift not only makes September a fantastic time to visit but also signals the start of a magical season on the island, where the vibrant summer crowds begin to dwindle, leaving a more serene atmosphere to enjoy.
In September, Patmos, Greece, experiences a noticeable shift as summer wanes, characterized by minimal precipitation of just 4 mm (0.2 in), falling over a remarkably dry month with no recorded rainy days. This slight uptick in rainfall marks a transition toward the wetter months ahead, particularly as the island prepares for October's increase to 31 mm (1.2 in). Throughout the year, September stands out as one of the driest months, following a prolonged summer dry spell, which contributes to the island's sun-soaked allure. As daylight begins to shorten, the infrequent showers serve as a gentle reminder of the approaching autumn, blending the remnants of summer warmth with the subtle promise of rejuvenated landscapes.
September in Patmos, Greece, marks a subtle shift in humidity, with levels averaging around 70%—a slight increase from the drier months of July and August. This gradual rise hints at the retreating summer, as the island transitions into fall. Throughout the year, the humidity has remained consistently high in the earlier months, peaking at 81% in May, while July and August offer the most comfortable, lower figures. As autumn sets in, humidity levels begin to inch back up towards the averages seen in winter, suggesting a renewed moisture in the air. Overall, the rhythmic fluctuations of humidity in Patmos enhance its charm, allowing visitors to enjoy a balance of warm, pleasant weather while gradually preparing for the cooler seasons ahead.
In September, Patmos, Greece experiences a notable decline in the UV Index, registering at 8, which falls under the very high exposure category. This marks a gradual shift from the peak summer months when the index consistently reached 10, indicating that while the risk remains significant, visitors can enjoy slightly longer safe outdoor durations of 15 minutes before burning. As autumn approaches, the UV Index drops to 7 by October, which still requires caution during sun exposure. This transition reflects a broader trend throughout the year where UV levels peak in the summer and gradually decrease into fall. For detailed information on UV exposure and safety tips, check out Patmos UV Index.
UV Risk Categories
September in Patmos, Greece, serves as a beautiful transition from the sizzling summer to the more temperate autumn, boasting an impressive 351 hours of sunshine. This month stands out as the sun begins to set earlier, yet still retains a generous amount of daylight, making it a delightful time for travelers. Following a peak in July with 425 hours of sunshine, which is typically the sunniest month, September gently dips, but not dramatically, reflecting a consistent trend of warm and sunny days. As the summer crowds dissipate, visitors can enjoy the island's serene beauty and pleasant climate, making September a hidden gem for those seeking both sunshine and tranquility in the Aegean.
September in Patmos, Greece, offers an impressive 95% chance of sunny weather, solidifying its status as one of the sunniest months of the year. As summer transitions into autumn, the likelihood of clear skies remains high, following the breathtakingly bright July and August, both boasting a near-perfect 99% sun rate. While earlier months like April and May show more variability, the prevailing trend highlights a dramatic increase in sunshine from spring to late summer. As travelers flock to this stunning island, they can expect a delightful experience under the warm September sun, making it an ideal time for beach activities and exploring the vibrant landscapes.
As summer gently fades into early autumn, September in Patmos, Greece, offers a delightful transition with 12 hours of daylight. While the month marks a gradual decline from the sun-drenched 14 hours enjoyed during the peak of summer, it still bathes the island in a warm, golden glow. This shift signals the end of the high season, inviting visitors to relish the softer light and milder temperatures. Following September, October sees daylight further diminish to 11 hours, reflecting the natural rhythm of the seasons as the island prepares for the quieter months ahead. With this blend of light and warmth, September remains a charming time to experience Patmos's breathtaking landscapes and rich history.
As September unfurls in Patmos, Greece, the island is kissed by a refreshing average wind speed of 8.4 m/s (19 mph), reminiscent of the breezy days of summer. This mark slightly dips from July's peak but continues the robust trend established in the warmer months, making it an ideal time for sailing and outdoor adventures. The winds gradually ease into October, where a gentle drop to 6.8 m/s (15 mph) indicates a shift towards the more tranquil, cooler months ahead. Overall, September brings a delightful balance of invigorating breezes while hinting at the serene calm that follows in autumn, captivating all who venture to this picturesque island.
Weather in Patmos varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Patmos, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, the weather is warm and pleasant, with temperatures ranging from a minimum of 19°C (66°F) to a maximum of 28°C (83°F) and an average of 24°C (75°F). The month sees very little precipitation, with just 4 mm (0.2 in) and no rainy days, making it a great time for outdoor activities. In contrast, January experiences much cooler conditions, with temperature lows of 5°C (42°F) and highs reaching only up to 19°C (67°F), averaging around 13°C (56°F). This month is significantly wetter, with 127 mm (5.0 in) of precipitation spread across approximately 12 days, resulting in higher humidity levels at 77%. For a more detailed look into the weather conditions during this winter month, check out Patmos weather in January.
The weather in September is markedly warmer than in February, with average temperatures reaching up to 24°C (75°F) and a maximum of 28°C (83°F), while February sees much cooler averages around 14°C (57°F) and a maximum of only 19°C (66°F). Additionally, September is characterized by very little rainfall, recording just 4 mm with zero rainy days, whereas February experiences significantly more precipitation, totaling 80 mm over eight days. The humidity levels are relatively similar, with September at 70% and February slightly higher at 76%. For a more detailed comparison of February weather in Patmos, you can check out Patmos weather in February.
September and March present contrasting weather conditions. In September, temperatures range from a pleasant minimum of 19°C (66°F) to a maximum of 28°C (83°F), with an average of 24°C (75°F). The month is typically dry, experiencing only 4 mm of precipitation over no rainy days and maintaining a humidity level of 70%. In stark contrast, March sees much cooler temperatures, with a minimum of 5°C (42°F) and a maximum of 18°C (65°F), averaging just 14°C (58°F). This month is significantly wetter, receiving 60 mm of rain across 8 days, and has a higher humidity level of 77%. For more details on the climate specifics, you can visit this link: Patmos weather in March.
In September, the weather is generally warm and pleasant, with temperatures ranging from a minimum of 19°C (66°F) to a maximum of 28°C (83°F). The average temperature sits at a comfortable 24°C (75°F), and with only 4 mm of precipitation over the month, it typically remains dry and sunny. The humidity is around 70%, adding a mild warmth to the atmosphere.
In contrast, April experiences cooler temperatures, with a minimum of 10°C (51°F) and a maximum of 21°C (70°F), leading to a lower average temperature of 16°C (62°F). This month is also wetter, with 26 mm of rainfall over 3 days, contributing to a higher humidity level of 77%. For more information about the weather during this month, you can check out Patmos weather in April.
In comparing the weather of September and May, September tends to be warmer with average temperatures reaching 24°C (75°F) and highs of 28°C (83°F), while May's averages are cooler at 19°C (67°F) with maximum temperatures of 24°C (76°F). Both months experience low precipitation, with September reporting no rainy days and May having just one day of rain, but May's humidity is slightly higher at 81% compared to September's 70%. For further details on May weather, you can visit Patmos weather in May.
In comparing the weather of September and June, September tends to be slightly warmer, with average temperatures reaching 24°C (75°F) compared to June's 23°C (73°F). The maximum temperatures also edge higher in September, peaking at 28°C (83°F) versus June's 27°C (81°F). Both months experience minimal rainfall, but September boasts an impressive record of zero precipitation days, while June sees rain on one occasion. Humidity levels are higher in June at 77%, compared to September's 70%, making September feel a bit more comfortable overall. For those interested in exploring June weather further, details can be found here: Patmos weather in June.
In comparing the weather between September and July, we observe a slight drop in temperatures. September boasts a minimum of 19°C (66°F) and an average of 24°C (75°F), while July starts at a higher minimum of 22°C (71°F) and averages 25°C (77°F). Both months experience minimal precipitation, with September recording 4 mm (0.2 in) over the course of the month, although it has no rainy days, similar to July, which saw no precipitation at all—0 mm (0.0 in). Humidity levels remain quite similar, with September at 70% and July a touch higher at 71%. For more details on July weather conditions, you can visit Patmos weather in July.
September weather is milder compared to August, featuring a minimum temperature of 19°C (66°F) and an average of 24°C (75°F), while August remains warmer with minimum temperatures starting at 22°C (72°F). Although both months experience minimal precipitation, September sees a slight increase in humidity at 70%, compared to August's 66%. On the other hand, August boasts higher maximum temperatures, reaching up to 30°C (85°F) compared to September's peak of 28°C (83°F). For more detailed information, check out Patmos weather in August.
In September, the weather is generally warm and pleasant, with average temperatures ranging from a minimum of 19°C (66°F) to a maximum of 28°C (83°F) and very little precipitation at just 4 mm over the month. The humidity sits at a comfortable 70%, making it an ideal time for outdoor activities.
In contrast, October brings cooler temperatures, with a minimum of 15°C (59°F) and a maximum of 26°C (78°F), while the average temperature dips to 21°C (70°F). This month also sees an increase in precipitation, totaling 31 mm over three days, accompanied by slightly higher humidity levels at 76%. For more detailed insights, you can check out Patmos weather in October.
In September, the weather is generally warm and pleasant, with average temperatures around 24°C (75°F) and a maximum of 28°C (83°F), complemented by low precipitation levels of just 4 mm. The humidity is moderate at 70%, creating a comfortable atmosphere. In contrast, November brings a noticeable drop in temperature, with averages falling to 18°C (65°F) and maximums reaching only 23°C (74°F). This month also sees increased rainfall, totaling 67 mm over 8 days, and humidity rising to 77%, making the air feel a bit more damp. For more detailed information about Patmos weather during this time, you can check out Patmos weather in November.
September and December offer distinct contrasts in their weather patterns. In September, temperatures are relatively warm, with averages around 24°C (75°F) and a maximum of 28°C (83°F), while the humidity sits at a comfortable 70%. Precipitation is minimal, with no rain recorded during the month. In stark contrast, December sees a notable drop in temperatures, with averages around 15°C (60°F) and a maximum of just 21°C (70°F). The month is significantly wetter, experiencing 151 mm (6.0 in) of rainfall over 15 days, and the humidity rises slightly to 78%. For more details on what to expect, check Patmos weather in December.
As summer gives way to autumn, September on Patmos showcases a delightful transition in weather, characterized by warm temperatures and minimal rainfall. With average highs reaching a pleasant 28°C, the island enjoys comfortable days complemented by gentle evenings around 19°C. Unlike the sultry peak summer months, September brings a refreshing humidity level that enhances the feel of the Mediterranean breeze, making it an ideal time for outdoor exploration. With no recorded precipitation, visitors can bask in the sun-drenched landscapes without concern for rain interruptions. For more insights into what to expect throughout the year, check out Patmos Climate.