Last updated: August 31, 2025
Experience the delightful September weather in Borgo Maggiore, San Marino, where summer lingers a bit longer. With maximum temperatures reaching a warm 31°C (88°F) and an inviting average of 21°C (69°F), the days are perfect for exploring. However, the nights can be cool, dipping to a refreshing 10°C (50°F). Expect a total precipitation of 93 mm (3.7 in) over 10 days, creating a lush backdrop for your adventures, accompanied by a comfortable humidity level of 66%. This month offers a balanced blend of sunny days and occasional rain, making it a charming time to visit this picturesque locale.
September in Borgo Maggiore, San Marino marks a delightful transition from the summer heat to the cooler embrace of autumn. With minimum temperatures around 10°C (50°F) and an average of 21°C (69°F), the month offers a comfortable climate for exploring the scenic beauty of this quaint town. Daytime highs typically reach a pleasant 31°C (88°F), allowing for lingering outdoor activities under the golden sun. As summer gradually recedes, September's temperatures reflect a gentle decline, providing a perfect balance between warmth and the crispness of the approaching fall. This month serves as an ideal time to enjoy the rich history and stunning views without the sweltering heat of August.
September marks a notable shift in Borgo Maggiore, San Marino, with precipitation reaching 93 mm (3.7 in) over the month. This increase in rainfall underscores the transition into the autumn season, as September experiences 10 days of precipitation, one of the highest counts for the year. Compared to the preceding months, which saw relatively moderate rainfall—averaging between 39 mm and 86 mm—September stands out as a pivotal turning point. With the expected dampness, it prepares the landscape for the colorful foliage of fall, while also hinting at the wetter conditions that characterize the following months, such as October and November, which also record substantial rainfall levels.
As September rolls into Borgo Maggiore, San Marino, the humidity begins its gradual ascent after a summer of relatively dry conditions, peaking at a comfortable 66%. This slight increase marks a transition from the lowest humidity levels of the year, recorded in July and August at just 57% and 55%, respectively. While the air remains drier compared to the chillier months, such as November and December, which soar back up to the high 80s, September's humidity provides a refreshing balance. The shift hints at the approaching fall, welcoming the crispness of autumn while still retaining a trace of summer's warmth. This dynamic change in humidity encapsulates the evolving climate of the region, offering both comfort and a touch of seasonal anticipation.
As September rolls into Borgo Maggiore, San Marino, the UV Index settles at a high level of 7, indicating that while sun exposure is still significant, it's less intense than the peak summer months. With a burn time of approximately 25 minutes, residents and visitors are advised to take necessary precautions when spending time outdoors. This slight decrease from the very high indices of 8 and 9 seen during the summer months suggests a gradual transition into milder weather. However, it's important to remain vigilant, as outdoor activities can still lead to skin damage if proper sun protection isn't used. For detailed insights on your UV exposure, visit Borgo Maggiore UV Index.
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September in Borgo Maggiore, San Marino, brings a delightful transition from the vibrant summer glow to the gently crisp autumn air. With 339 hours of sunshine, this month experiences a gradual decline from the sun-drenched heights of July and June, which boast 429 and 422 hours respectively. As summer fades, September remains generously bright compared to the cooler months ahead, surpassing October's 306 hours and aligning closely with the bountiful hours of May. This trend underscores the beauty of early fall in San Marino, offering a perfect backdrop for exploring the stunning landscapes and rich history while basking in the lingering warmth of summer’s embrace.
In Borgo Maggiore, San Marino, September offers a fairly pleasant chance of sunny weather, boasting a 55% likelihood of sunshine. This marks a slight decline from the sun-drenched months of July and August, which enjoy probabilities of 59% and 63% respectively. However, September still maintains a more favorable forecast than the transitional months that follow, such as October and November, where sunny chances dip to 39% and 24%. Overall, September is a wonderful time for outdoor activities, as the late summer warmth lingers, making it perfect for enjoying the vistas of this enchanting region.
As summer gives way to autumn, September in Borgo Maggiore, San Marino sees daylight duration begin its gradual decline, offering around 12 hours of light each day. This noticeable decrease from the 15 hours enjoyed during the peak of summer hints at the transition towards cooler months. Reflecting on the year, we observe a steady increase in daylight from January’s 9 hours through the vibrant spring and into the long summer days of June and July. Following this peak, August begins the descent, setting the stage for the shorter days of fall. This rhythmic pattern of daylight underscores the unique charm of Borgo Maggiore’s seasons, inviting residents and visitors alike to embrace the changing moods of nature.
As September rolls into Borgo Maggiore, San Marino, the gentle embrace of the wind begins to shift, with an average speed of just 2.1 m/s (5 mph). This marks a noticeable decline from the more energetic breezes of the spring and summer months, which peaked in May at 3.5 m/s (8 mph). The tranquil winds of early autumn set the scene for a serene atmosphere as the vibrant summer heats yield to a milder climate. Interestingly, September's calm precedes a return to slightly brisker conditions in October, when the speed picks up to 3.3 m/s (7 mph). This trend highlights a cyclical dance of winds that offers a perfect backdrop for the breathtaking views of the surrounding hills and valleys.
Weather in Borgo Maggiore varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Borgo Maggiore, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present a stark contrast in weather patterns. In September, temperatures range from a mild 10°C (50°F) at night to a warm 31°C (88°F) during the day, with an average of 21°C (69°F), making it a pleasant month. However, it also experiences higher rainfall, with approximately 93 mm (3.7 in) spread over 10 days and humidity levels around 66%. In contrast, January feels much colder, with temperatures dropping to a minimum of -3°C (27°F) and peaking at 15°C (59°F), averaging only 6°C (43°F). The month sees less rainfall at 41 mm (1.6 in) over about 8 days, but the humidity is notably higher at 84%. These variations highlight how September offers a warm and relatively wetter climate, while January is characterized by cold temperatures and higher humidity levels. For more information, visit Borgo Maggiore weather in January.
September and February present contrasting weather conditions. In September, temperatures range from a mild 10°C (50°F) to a warm 31°C (88°F), with an average of 21°C (69°F). The month experiences approximately 93 mm (3.7 in) of precipitation over 10 days and a humidity level around 66%. In contrast, February brings much colder weather, with temperatures ranging from a chilly -5°C (23°F) to a moderate 18°C (64°F), averaging only 8°C (46°F). Precipitation is slightly lower at 81 mm (3.2 in) but occurs over 9 days, and humidity rises to 76%. For more detailed information, you can check the Borgo Maggiore weather in February.
September weather is characterized by warmer temperatures, with a minimum of 10°C (50°F) and an average of 21°C (69°F), reaching highs of 31°C (88°F). This month also brings a fair amount of rain, totaling 93 mm (3.7 in) over approximately 10 days, alongside a humidity level of 66%. In contrast, March experiences much cooler conditions, with temperatures ranging from a minimum of -7°C (19°F) to an average of 9°C (49°F), peaking at 20°C (68°F). Precipitation is less frequent, totaling 58 mm (2.3 in) over about 7 days, and it has a slightly higher humidity level at 68%. For more detailed insights, you can check Borgo Maggiore weather in March.
When comparing the weather between September and April, September generally presents warmer conditions with minimum temperatures around 10°C (50°F) and maximums reaching up to 31°C (88°F), resulting in a comfortable average of 21°C (69°F). In contrast, April experiences cooler temperatures, with minimums dipping to 1°C (35°F) and maximums peaking at 24°C (76°F), averaging only 13°C (56°F). Both months see a similar amount of rainfall, with September receiving 93 mm (3.7 in) over 10 days and April lessening that to 54 mm (2.1 in) over 9 days. Notably, humidity levels are slightly higher in April at 70%, compared to September's 66%. For a more detailed look at April's climate, visit Borgo Maggiore weather in April.
In comparing the weather of September and May, we find distinct differences in temperature and precipitation patterns. September boasts a wider temperature range, with minimums reaching 10°C (50°F) and maximums soaring to 31°C (88°F), leading to an average of 21°C (69°F). This month also experiences similar precipitation levels to May, with 93 mm (3.7 in) occurring over 10 days, while maintaining a humidity of 66%. In contrast, May has slightly cooler temperatures, with a minimum of 8°C (46°F) and a maximum of 28°C (82°F), averaging 17°C (64°F). Although May sees a touch less precipitation at 86 mm (3.4 in) over 12 days, it also has a marginally higher humidity level of 69%. For a closer look at the specifics of May weather, you can visit Borgo Maggiore weather in May.
When comparing the weather in September to that of June, we notice that September typically presents a wider range of temperatures, with minimums around 10°C (50°F) and maximums reaching 31°C (88°F). In contrast, June offers slightly warmer average temperatures, with a minimum of 12°C (54°F) and highs of up to 33°C (92°F). Additionally, September experiences more rainfall, averaging 93 mm (3.7 in) over about 10 days, while June is drier, with only 39 mm (1.5 in) across about 5 rainy days. Humidity levels are fairly comparable but slightly higher in September at 66% compared to June’s 62%. For a closer look at June conditions, you can check the link: Borgo Maggiore weather in June.
September weather tends to be milder compared to July, with average temperatures dropping from 25°C (77°F) in July to around 21°C (69°F) in September. July experiences higher maximum temperatures, reaching up to 33°C (92°F), whereas September peaks at a warmer maximum of 31°C (88°F). Additionally, precipitation is more frequent in September, with an average of 93 mm (3.7 in) over 10 days, compared to July's 55 mm (2.2 in) over just 6 days. This increase in rainfall contributes to a higher humidity level of 66% in September, contrasted with July's 57%. For further details, you can check the Borgo Maggiore weather in July.
In comparing the weather between August and September, notable differences emerge. August typically boasts higher temperatures, with a minimum of 15°C (59°F) and an average of 25°C (78°F), peaking at 36°C (96°F). In contrast, September sees cooler temperatures, ranging from a minimum of 10°C (50°F) to an average of 21°C (69°F) and a maximum of 31°C (88°F). Additionally, August experiences less precipitation, totaling 49 mm (1.9 in) over 6 days, while September receives more rainfall at 93 mm (3.7 in) across 10 days, resulting in higher humidity levels of 66% compared to August's 55%. For those interested in a more detailed look at August's conditions, please check Borgo Maggiore weather in August.
In comparing the weather between September and October, September tends to be warmer with average temperatures ranging from a minimum of 10°C (50°F) to a maximum of 31°C (88°F). In contrast, October sees cooler temperatures, averaging a minimum of 8°C (46°F) and a maximum of 27°C (81°F). While September experiences higher rainfall at 93 mm (3.7 in) over 10 days, October has slightly less precipitation at 78 mm (3.1 in) over 8 days. Additionally, October's humidity rises to 79%, indicating a perception of dampness as the season transitions. For those interested in more specific details, check out Borgo Maggiore weather in October.
In September, the weather is typically warmer, with temperatures ranging from a minimum of 10°C (50°F) to a maximum of 31°C (88°F), and an average of 21°C (69°F). This month sees about 93 mm (3.7 in) of precipitation spread across approximately 10 days, accompanied by a humidity level of 66%. In contrast, November experiences a noticeable drop in temperatures, with a range from 2°C (36°F) to 20°C (68°F) and an average of only 12°C (53°F). The precipitation in November is slightly higher at 95 mm (3.7 in), occurring over 12 days, and the humidity climbs to 84%. For more detailed information, you can check Borgo Maggiore weather in November.
September and December weather present a striking contrast in temperature and conditions. In September, temperatures range from a mild 10°C (50°F) at night to a warm high of 31°C (88°F) during the day, accompanied by an average of 21°C (69°F). This month experiences about 93 mm (3.7 in) of precipitation over 10 days, with humidity levels around 66%. In contrast, December brings much cooler temperatures, with nighttime lows plunging to -1°C (31°F) and daytime highs peaking at 17°C (63°F), resulting in an average of just 7°C (46°F). The month sees slightly lower precipitation at 78 mm (3.1 in) spread over 11 days, but higher humidity levels at 83%. For more specific information on December weather in Borgo Maggiore, check out Borgo Maggiore weather in December.
September in Borgo Maggiore marks the transition from the warmth of summer to the cooler embrace of autumn, offering a delightful blend of pleasant temperatures and moderate humidity. With maximums reaching up to 31°C (88°F) during the day, this month stands out with a comfortable average and notably cooler nights. While rainfall is more frequent than in the preceding months—spanning about 10 days and totaling 93 mm (3.7 in)—this is balanced by the invigorating shift in atmosphere, making September a refreshing time to explore the region. For those interested in learning more about the year's climate patterns, be sure to check out Borgo Maggiore Climate.