Last updated: August 23, 2025
In Nakashibetsu, Japan, the average temperature in September hovers around 16°C (62°F), with a minimum dipping to 5°C (41°F) and soaring as high as 30°C (87°F). Expect 111 mm (4.4 in) of precipitation spread over 10 days, contributing to a notably high average humidity of 89%. Whether you're braving the chill or enjoying the warmth, be prepared for a dynamic climate!
In September, in Nakashibetsu, the average temperature is 16°C (62°F). Maximums can reach 30°C (87°F), while minimums can drop as low as 5°C (41°F). This makes Nakashibetsu an ideal destination for travelers seeking a comfortable climate with the chance to enjoy both warm days and cooler evenings.
In Nakashibetsu in September, the precipitation amount is 111 mm (4.4 in) over a span of 10 days.
In Nakashibetsu in September, humidity is 89%. With an average temperature of 16°C (62°F), this humidity feels like a damp blanket enveloping you, making every step slightly sticky and the air thick, which can be uncomfortable for traveling.
In Nakashibetsu in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Nakashibetsu.
UV Risk Categories
Weather in Nakashibetsu varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Nakashibetsu, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -6°C (21°F) | 41 mm (1.6 inches) | 84% | low |
| February Weather | -7°C (20°F) | 42 mm (1.7 inches) | 83% | moderate |
| March Weather | -1°C (31°F) | 88 mm (3.5 inches) | 83% | high |
| April Weather | 5°C (41°F) | 75 mm (3.0 inches) | 83% | high |
| May Weather | 11°C (52°F) | 88 mm (3.5 inches) | 86% | very high |
| June Weather | 14°C (57°F) | 87 mm (3.4 inches) | 88% | very high |
| July Weather | 18°C (64°F) | 89 mm (3.5 inches) | 93% | very high |
| August Weather | 19°C (66°F) | 144 mm (5.7 inches) | 96% | very high |
| September Weather | 16°C (62°F) | 111 mm (4.4 inches) | 89% | very high |
| October Weather | 11°C (52°F) | 173 mm (6.8 inches) | 83% | moderate |
| November Weather | 5°C (41°F) | 82 mm (3.2 inches) | 80% | moderate |
| December Weather | -3°C (27°F) | 55 mm (2.2 inches) | 79% | low |