Chongqing is warmest in August, averaging 34° by day and 24° at night. The wettest month is July with 279 mm, and the year brings about 1328 mm in total.
Month by month
| Month | High | Low | Rain | Daylight | Good for |
|---|---|---|---|---|---|
| January | 12° | 3° | 25 mm | 10.3 h | Mild |
| February | 15° | 5° | 20 mm | 10.9 h | Mild |
| March | 21° | 10° | 65 mm | 11.8 h | Sightseeing |
| April | 24° | 15° | 117 mm | 12.7 h | Mild |
| May | 28° | 18° | 155 mm | 13.5 h | Mild |
| June | 30° | 22° | 222 mm | 13.9 h | Rainy season |
| July | 32° | 24° | 279 mm | 13.7 h | Rainy season |
| August | 34° | 24° | 102 mm | 13.1 h | Beach weather |
| September | 30° | 20° | 180 mm | 12.2 h | Rainy season |
| October | 23° | 15° | 102 mm | 11.3 h | Sightseeing |
| November | 19° | 10° | 39 mm | 10.5 h | Sightseeing |
| December | 12° | 4° | 22 mm | 10.1 h | Mild |
High and low are average daily maximum and minimum, rain is typical monthly total, daylight is the hours between sunrise and sunset mid-month. Climate normals from NASA POWER — averages, not promises.
When to go
Beach weather: August — highs around 34°, nights no colder than 24°, and at most 102 mm of rain in a month.
Walking the city: March, October and November — highs of 19–23° and no more than 102 mm of rain a month.
Wet season: June, July and September — up to 279 mm in a single month.