Qinghai weather in September
September is a fair month to visit Qinghai: highs of 17°C (63°F) and about 83 mm (3.3 in) of rain on average. Nights average 4°C (39°F) and cloud cover 71% (NASA POWER, 2001–2025 averages). It is the 3rd wettest month of the year and the 5th warmest. Compared with August, it is cooler and drier; October brings highs of 12°C (54°F) and 27 mm (1.1 in) of rain.
Figures are long-term averages for Xining, the largest city in Qinghai. See below for other places.
Is September a good time to visit Qinghai?
fair month Weather score 64/100.
September is a fair month in Qinghai. The weather is usually best in Apr–Aug.
Does it rain a lot in Qinghai in September?
Some rain is normal: about 83 mm (3.3 in) falls in an average September. It is the 3rd wettest month of the year.
How warm is Qinghai in September?
Days average 17°C (63°F) and nights 4°C (39°F).
Qinghai weather by month
| Month | High | Low | Rain | Cloud | Weather |
|---|---|---|---|---|---|
| January | 0°C (31°F) | -15°C (5°F) | 3 mm | 48% | least pleasant |
| February | 3°C (38°F) | -11°C (12°F) | 3 mm | 54% | least pleasant |
| March | 8°C (47°F) | -6°C (21°F) | 9 mm | 60% | least pleasant |
| April | 15°C (59°F) | -2°C (29°F) | 23 mm | 64% | best |
| May | 19°C (66°F) | 3°C (37°F) | 61 mm | 70% | best |
| June | 22°C (72°F) | 7°C (45°F) | 80 mm | 73% | best |
| July | 24°C (74°F) | 10°C (50°F) | 99 mm | 67% | best |
| August | 22°C (72°F) | 9°C (48°F) | 108 mm | 68% | best |
| September | 17°C (63°F) | 4°C (39°F) | 83 mm | 71% | fair |
| October | 12°C (54°F) | -2°C (28°F) | 27 mm | 59% | fair |
| November | 6°C (42°F) | -7°C (19°F) | 6 mm | 44% | least pleasant |
| December | 1°C (33°F) | -13°C (8°F) | 2 mm | 41% | least pleasant |
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis). Page updated . How we rate months
Weather across Qinghai in September
Weather can differ a lot within Qinghai: coasts, hills and mountains each have their own climate.
| Place | High | Low | Rain | Weather |
|---|---|---|---|---|
| Xining | 17°C (63°F) | 4°C (39°F) | 83 mm | fair |
| Nianbo | 17°C (62°F) | 4°C (39°F) | 77 mm | fair |
| Yushu | 13°C (55°F) | -1°C (29°F) | 83 mm | fair |
| Qiaotou | 15°C (59°F) | 2°C (36°F) | 87 mm | fair |
| Tongren | 14°C (57°F) | 0°C (32°F) | 88 mm | fair |
| Lushar | 17°C (63°F) | 4°C (39°F) | 83 mm | fair |
| Duoba | 14°C (57°F) | 1°C (34°F) | 83 mm | fair |
| Maqin County | 11°C (52°F) | -3°C (27°F) | 86 mm | fair |
| Qabqa | 14°C (57°F) | 2°C (35°F) | 71 mm | fair |
| Haomen | 11°C (52°F) | -2°C (29°F) | 81 mm | least pleasant |
| Guōlèmùdé | 20°C (68°F) | 7°C (44°F) | 8 mm | best |
| Qingshizui | 12°C (53°F) | -1°C (29°F) | 80 mm | least pleasant |