Ya'an weather in January
January is a fair month to visit Ya'an: highs of 7°C (44°F) and about 13 mm (0.5 in) of rain on average. Nights average -1°C (30°F) and cloud cover 71% (NASA POWER, 2001–2025 averages). It is the driest month of the year and the coolest. Compared with December, it is cooler and about as wet; February brings highs of 10°C (50°F) and 19 mm (0.7 in) of rain.
Is January a good time to visit Ya'an?
fair month Weather score 44/100.
January is a fair month in Ya'an. The weather is usually best in Mar–May, Oct–Nov.
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Does it rain a lot in Ya'an in January?
No, it is usually dry: about 13 mm (0.5 in) falls in an average January. It is the driest month of the year.
How warm is Ya'an in January?
Days average 7°C (44°F) and nights -1°C (30°F).
Ya'an weather by month
| Month | High | Low | Rain | Cloud | Weather |
|---|---|---|---|---|---|
| January | 7°C (44°F) | -1°C (30°F) | 13 mm | 71% | fair |
| February | 10°C (50°F) | 1°C (35°F) | 19 mm | 73% | fair |
| March | 15°C (59°F) | 6°C (43°F) | 46 mm | 80% | best |
| April | 20°C (69°F) | 11°C (52°F) | 86 mm | 83% | best |
| May | 24°C (75°F) | 15°C (58°F) | 128 mm | 88% | best |
| June | 26°C (79°F) | 18°C (64°F) | 170 mm | 93% | fair |
| July | 27°C (81°F) | 20°C (68°F) | 277 mm | 91% | least pleasant |
| August | 27°C (80°F) | 20°C (68°F) | 307 mm | 89% | least pleasant |
| September | 23°C (73°F) | 16°C (61°F) | 156 mm | 93% | fair |
| October | 18°C (64°F) | 11°C (53°F) | 78 mm | 90% | best |
| November | 13°C (55°F) | 6°C (43°F) | 31 mm | 78% | best |
| December | 8°C (46°F) | 1°C (33°F) | 14 mm | 71% | fair |
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis). Page updated . How we rate months
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