Last updated: August 22, 2025
In September, the average temperature in Caqu, China hovers around 5°C (41°F). Be prepared for chilly spells, as minimum temperatures can drop to a frosty -18°C (1°F), while the highs reach a milder 16°C (61°F). Expect significant rainfall during this month, with 170 mm (6.7 in) of precipitation spread over 26 days. The air remains quite damp, with an average humidity of 90%, making it essential to dress warmly and stay dry!
In September in Caqu, the average temperature is 5°C (41°F), with maximums reaching 16°C (61°F) and minimums dropping as low as -18°C (1°F). Travelers should be prepared for a wide range of temperatures, ensuring they pack layers to stay comfortable in both chilly and milder conditions.
In Caqu in September, the total precipitation amount is 170 mm (6.7 in) over the course of 26 days.
In Caqu in September, humidity is 90%. With an average temperature of 5°C (41°F), this humidity feels like a damp chill that clings to your skin, making travel feel more strenuous as you navigate the cold air mixed with moisture, potentially leaving you feeling sluggish and uncomfortable.
In Caqu in September, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in Caqu.
UV Risk Categories
Weather in Caqu varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Caqu, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -18°C (-1°F) | 12 mm (0.5 inches) | 58% | very high |
| February Weather | -15°C (4°F) | 23 mm (0.9 inches) | 68% | very high |
| March Weather | -12°C (10°F) | 32 mm (1.2 inches) | 62% | extreme |
| April Weather | -7°C (19°F) | 38 mm (1.5 inches) | 63% | extreme |
| May Weather | -2°C (29°F) | 88 mm (3.5 inches) | 78% | extreme |
| June Weather | 4°C (39°F) | 156 mm (6.2 inches) | 87% | extreme |
| July Weather | 7°C (46°F) | 218 mm (8.6 inches) | 91% | extreme |
| August Weather | 8°C (47°F) | 205 mm (8.1 inches) | 90% | extreme |
| September Weather | 5°C (41°F) | 170 mm (6.7 inches) | 90% | extreme |
| October Weather | -2°C (28°F) | 73 mm (2.9 inches) | 78% | extreme |
| November Weather | -15°C (5°F) | 31 mm (1.2 inches) | 63% | very high |
| December Weather | -19°C (-2°F) | 20 mm (0.8 inches) | 60% | high |