Last updated: August 21, 2025
In September, Manado, Indonesia experiences a warm and humid tropical climate, with average temperatures around 27°C (81°F). Daily highs can reach up to 31°C (88°F), while the nights cool down to a minimum of 23°C (74°F). This month is notably wet, receiving a total precipitation of 258 mm (10.1 in) spread across approximately 20 days, contributing to the region's lush landscapes. With humidity levels hovering around 80%, the air feels steamy, offering a true taste of tropical living, perfect for those seeking an adventurous experience in nature's embrace.
In September, Manado, Indonesia, maintains a delightful tropical climate, showcasing consistent temperatures that are characteristic of this vibrant region. With a minimum of 23°C (74°F) and an average around 27°C (81°F), the month gently shifts towards the warmer season. The maximum temperatures peak at 31°C (88°F), mirroring the warm trends seen in previous months. This stability in weather not only creates a welcoming atmosphere for outdoor activities but also highlights a smooth transition towards October's slightly warmer temperatures. Overall, September is a perfect time to enjoy Manado's stunning landscapes and rich culture, all under a comfortably warm sun.
In September, Manado, Indonesia experiences a notable precipitation amount of 258 mm (10.1 in), signaling a return to higher rainfall after the drier month of August, which recorded only 179 mm (7.1 in). This month typically sees 20 rainy days, a slight uptick from August's 18 days, as the city transitions deeper into the wet season. The consistent rainfall pattern indicates that September acts as a bridge between the drier months of mid-year and the intense downpours that follow. This trend aligns with the overall climate, where surrounding months tend to feature higher precipitation levels, with June standing out at 360 mm (14.2 in). Thus, September emerges as a month where the vibrancy of Manado's lush landscapes is actively nurtured, setting the stage for the lush greenery that characterizes the region.
September in Manado, Indonesia, experiences a humidity level of 80%, maintaining a consistent pattern observed over the months. The humidity peaks slightly in the earlier months of the year, reaching 84% in both February and March. As the year progresses towards the drier months, humidity gradually decreases, highlighted by May's low of 76%. However, the levels stabilize again in late summer, with September echoing the comfortable humidity typical of July and August. The overall trend indicates a tropical climate, where humidity levels remain high throughout the year, creating a lush and vibrant environment that characterizes this beautiful region.
In September, Manado, Indonesia, continues to experience a high UV Index of 14, classified as extreme, with a burn time of only 10 minutes. This marks a slight dip from the peak of 17 observed in March but is consistent with the broader trend throughout the year, where the UV Index predominantly remains in the extreme category, showcasing little variation in exposure levels. Such persistent intensity underscores the importance of sun safety measures for both locals and visitors alike. As the sun's rays continue to be potent, planning outdoor activities with caution is essential. For more detailed insights on the fluctuating UV Index throughout the year, check out Manado UV Index.
UV Risk Categories
As September unfolds in Manado, Indonesia, residents and visitors alike revel in the golden embrace of 296 hours of sunlight. This month boasts a slight decrease from August's peak of 310 hours, yet still signifies one of the sunniest periods of the year. The trend from May, with its 303 hours, shows that the latter half of the year typically brings more sun, suggesting ideal conditions for outdoor adventures and sun-soaked activities. As the vibrant colors of autumn begin to set in, Manado offers a beautiful backdrop for those seeking warmth and brightness, making September an enchanting time to explore this tropical paradise.
September in Manado, Indonesia, sees a notably low chance of sunny weather, with just 12% likelihood of clear skies. This marks a significant drop compared to the sunnier summer months of June (32%), July (28%), and August (30%), suggesting that the onset of the wet season is becoming more prominent. As the year progresses into October, sun-seekers may find a more favorable 27% chance of sunshine; however, September often serves as a transitional period, with clouds and rain becoming a more frequent visitor. For those considering travel during this time, it's wise to prepare for the possibility of brisk rains rather than relying on the sun to shine bright.
In Manado, Indonesia, the rhythm of daylight remains remarkably consistent throughout the year, with each month enjoying approximately 12 hours of daylight. In September, this trend continues, offering a perfect balance of sun and shade. As the days grow slightly shorter leading into October, the durable 12-hour daylight duration cements Manado’s reputation for a reliable tropical climate, making it a highly appealing destination for nature lovers and adventure seekers alike. This uniformity not only creates predictable conditions for outdoor activities but also underscores the region's unique geographical charm, where time seems to stand still under the steady embrace of the sun.
As September rolls into Manado, Indonesia, the wind whispers softly, averaging 1.4 m/s (3 mph). This gentle breeze marks a continuation of the calm air that characterized the preceding months, with September's wind speed mirroring that of August. Following a subtle peak in January at 2.2 m/s (5 mph), the trend has generally been a slow decline, reaching its lowest point in June, where it dipped to 1.2 m/s (3 mph). However, as the year transitions into October, the wind picks up slightly again, maintaining that gentle ambiance that defines Manado's coastal charm. With little variation seen throughout late summer, this month's breezy conditions provide a serene backdrop for both residents and visitors exploring the beautiful landscapes.
Weather in Manado varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Manado, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January share similar weather patterns, characterized by high humidity and warm temperatures. In September, the temperatures range from a minimum of 23°C (74°F) to a maximum of 31°C (88°F), with an average of 27°C (81°F). The month experiences substantial rainfall, averaging 258 mm (10.1 in) over 20 days. Comparatively, January has slightly warmer temperatures, with a minimum of 24°C (75°F) and a maximum of 30°C (86°F), averaging 26°C (79°F). Precipitation increases to 265 mm (10.4 in) over 23 days. Both months maintain a humidity level of around 80%, making the overall climate feel quite similar. For more detailed information on January weather, refer to Manado weather in January.
In September, the weather typically features warm temperatures with a minimum of 23°C (74°F) and an average of 27°C (81°F), peaking at a maximum of 31°C (88°F). Despite the warmth, September experiences significant rainfall, totaling 258 mm (10.1 in) over roughly 20 days, contributing to a humidity level of around 80%.
Conversely, February presents slightly cooler conditions with temperatures ranging from a minimum of 23°C (74°F) to a maximum of 30°C (86°F) and an average of 26°C (79°F). While February sees a decrease in total rainfall to 215 mm (8.5 in), the precipitation occurs over a greater number of days at 26, resulting in a higher humidity level of 84%.
For more details on February weather, you can explore Manado weather in February.
September and March in Manado present similar temperature ranges, with September averaging 27°C (81°F) and March slightly cooler at 26°C (79°F). Both months experience high minimum temperatures, around 23°C (74°F), but September sees slightly higher maximum temperatures peaking at 31°C (88°F), compared to March's maximum of 30°C (86°F). Precipitation is also comparable, with September receiving 258 mm (10.1 in) over 20 days and March close behind at 256 mm (10.1 in) across 27 days. Humidity levels are high in both months, with March slightly more humid at 84% compared to 80% in September. For a detailed look at March weather, check out Manado weather in March.
In comparing the weather of September and April, both months exhibit similar temperature ranges, with minimums around 23-24°C (74-75°F), average temperatures of 27°C (81°F), and maximums of 31°C (87-88°F). However, September tends to be slightly wetter, with 258 mm (10.1 in) of precipitation over 20 days compared to April's 235 mm (9.2 in) spread across 27 days. Humidity levels are also comparable, with September at 80% and April slightly higher at 82%. For more details on April weather in the region, you can check Manado weather in April.
In comparing the weather of September and May, we see that both months feature similar average temperatures, with daily highs reaching up to 31°C (88°F) and lows around 23°C (74°F) in September and 24°C (76°F) in May. However, May tends to have slightly higher total precipitation, amounting to 277 mm (10.9 in) over 29 days, compared to September's 258 mm (10.1 in) over 20 days. Interestingly, while September experiences higher humidity at 80%, May maintains a more comfortable level at 76%. For a detailed overview of May weather specifics, you can check Manado weather in May.
In comparing the weather of September and June, we can observe that both months share similar average temperatures, maintaining a consistent average of 27°C (81°F) and peak temperatures reaching up to 31°C (88°F). However, September tends to have slightly lower humidity at 80%, compared to June’s 78%. Precipitation is a notable difference between the two months; September records 258 mm (10.1 in) of rainfall over 20 days, while June experiences a significantly higher rainfall of 360 mm (14.2 in) over 26 days. For further details on June weather, you can visit Manado weather in June.
In comparing the weather of September and July, both months exhibit similar temperature ranges, with average temperatures around 27°C (81°F) and maximums reaching 31°C (88°F). However, July experiences slightly higher minimum temperatures at 24°C (75°F) compared to September's 23°C (74°F). When it comes to precipitation, July tends to be wetter, receiving 285 mm (11.2 in) of rain over 24 days, while September has 258 mm (10.1 in) over 20 days. Both months maintain a consistent humidity level of around 80%. For more detailed insights on July weather, you can visit Manado weather in July.
In comparing the weather between August and September, we see that both months have similar temperature ranges, with minimums of 23°C (74°F), average temperatures of 27°C (81°F), and maximums reaching 31°C (88°F) in September and 31°C (89°F) in August. However, September experiences significantly more rainfall, with 258 mm (10.1 in) of precipitation over 20 days, compared to August's 179 mm (7.1 in) over 18 days. Additionally, humidity remains slightly lower in September at 80%, compared to 82% in August. For further details, you can view Manado weather in August.
In September, the weather is characterized by warm temperatures, with a minimum of 23°C (74°F) and a maximum of 31°C (88°F), as well as high humidity levels around 80%. This month also experiences significant rainfall, totaling 258 mm (10.1 in) over 20 days. In contrast, October sees slightly warmer temperatures with a minimum of 24°C (76°F) and a maximum of 32°C (89°F), while experiencing a slight decrease in precipitation to 222 mm (8.8 in), despite a longer duration of rainfall over 25 days. The humidity in October is a bit lower at 78%, contributing to a more comfortable overall feel. For more details, you can check out the Manado weather in October.
September and November exhibit fairly similar weather patterns, with average temperatures hovering around 27°C (81°F). However, September has a slightly lower minimum temperature of 23°C (74°F) compared to November's 24°C (76°F). Both months experience high humidity levels, though September is a bit more humid at 80% versus November's 77%. Precipitation remains consistent, with September showing 258 mm (10.1 in) over 20 days and November reporting 257 mm (10.1 in) over a longer duration of 27 days. For more details on the weather trends specific to November, you can visit Manado weather in November.
In September, the weather features warm temperatures with a minimum of 23°C (74°F) and an average of 27°C (81°F), peaking at a maximum of 31°C (88°F). The month is characterized by significant rainfall, totaling 258 mm (10.1 in) over 20 days, and a high humidity level of 80%. In contrast, December maintains a similar temperature range with a minimum of 24°C (75°F) and an average and maximum similar to September, at 27°C (80°F) and 31°C (87°F) respectively. However, December sees increased rainfall at 276 mm (10.9 in) over 30 days, with humidity slightly lower at 78%. For further details on December weather, you can visit Manado weather in December.
In September, Manado's weather showcases a warm and humid climate, with temperatures averaging around 27°C (81°F) and peaking at 31°C (88°F). This month stands out due to considerable rainfall, accumulating nearly 258 mm (10.1 in), contributing to 20 rainy days—much higher than the drier months that precede it. The 80% humidity adds to the tropical feel, making it a unique transitional period as the region shifts towards its wetter season. For a more detailed understanding of how September compares to other months, visit Manado Climate.