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Baiyin, Gansu Weather by Month and Climate Averages
Monthly normals · Rain · Snow
Sunshine · Freeze dates · Records · Best time to visit
What is the weather like in Baiyin, Gansu?
Baiyin, Gansu gets 443 mm of precipitation a year over about 95 rainy days. July is the warmest month (average high 27°C) and January the coldest (average low -13°C).
Humid continental climate
Baiyin, Gansu has warm summers and cold winters. Daytime highs range from about 1°C in January to 26°C in July. August is usually the wettest month. The most comfortable time to visit is typically April to July and September, when daytime highs sit near 22°C.
| Season | Months | Avg low | Avg high |
|---|---|---|---|
| Winter | Dec–Feb | -12° | 2° |
| Spring | Mar–May | 2° | 16° |
| Summer | Jun–Aug | 12° | 26° |
| Autumn | Sep–Nov | 1° | 14° |
How much rain does Baiyin get?
Baiyin gets 443 mm of precipitation in an average year, spread over about 95 days with measurable rain. That is fewer rainy days than 51% of China.
August is the wettest month, with 89 mm. January is the driest, with 5 mm. July has the most rainy days, about 13.
The longest dry spell in the last five years lasted 65 days, to January 22, 2023.
From October 2025 to September 2026 Baiyin got no rain, against a normal of 443 mm for those months.
Baiyin weather by month
Baiyin weather in January
In January, Baiyin averages a high of 1°C and a low of -13°C. It gets 5 mm of precipitation over about 4 rainy days. Estimated sunshine is 61% of daylight hours, derived from ERA5 cloud cover. The January record high is 16°C (2014) and the record low is -24°C (2012).
Baiyin weather in February
In February, Baiyin averages a high of 4°C and a low of -9°C. It gets 10 mm of precipitation over about 4 rainy days. Estimated sunshine is 50% of daylight hours, derived from ERA5 cloud cover. The February record high is 21°C (2010) and the record low is -22°C (2008).
Baiyin weather in March
In March, Baiyin averages a high of 11°C and a low of -3°C. It gets 14 mm of precipitation over about 6 rainy days. Estimated sunshine is 48% of daylight hours, derived from ERA5 cloud cover. The March record high is 26°C (2025) and the record low is -16°C (2024).
Baiyin weather in April
In April, Baiyin averages a high of 17°C and a low of 2°C. It gets 23 mm of precipitation over about 6 rainy days. Estimated sunshine is 42% of daylight hours, derived from ERA5 cloud cover. The April record high is 29°C (2006) and the record low is -9°C (2018). April is one of the most comfortable months to visit.
Baiyin weather in May
In May, Baiyin averages a high of 21°C and a low of 6°C. It gets 58 mm of precipitation over about 11 rainy days. Estimated sunshine is 40% of daylight hours, derived from ERA5 cloud cover. The May record high is 32°C (2007) and the record low is -2°C (2026). May is one of the most comfortable months to visit.
Baiyin weather in June
In June, Baiyin averages a high of 25°C and a low of 10°C. It gets 56 mm of precipitation over about 10 rainy days. Estimated sunshine is 38% of daylight hours, derived from ERA5 cloud cover. The June record high is 33°C (2022) and the record low is 3°C (2019). June is one of the most comfortable months to visit.
Baiyin weather in July
In July, Baiyin averages a high of 27°C and a low of 12°C. It gets 82 mm of precipitation over about 13 rainy days. Estimated sunshine is 51% of daylight hours, derived from ERA5 cloud cover. The July record high is 37°C (2010) and the record low is 6°C (2015). July is one of the most comfortable months to visit.
Baiyin weather in August
In August, Baiyin averages a high of 25°C and a low of 12°C. It gets 89 mm of precipitation over about 13 rainy days. Estimated sunshine is 44% of daylight hours, derived from ERA5 cloud cover. The August record high is 34°C (2021) and the record low is 4°C (2020).
Baiyin weather in September
In September, Baiyin averages a high of 19°C and a low of 8°C. It gets 59 mm of precipitation over about 13 rainy days. Estimated sunshine is 41% of daylight hours, derived from ERA5 cloud cover. The September record high is 31°C (2024) and the record low is 1°C (2012). September is one of the most comfortable months to visit.
Baiyin weather in October
In October, Baiyin averages a high of 14°C and a low of 2°C. It gets 29 mm of precipitation over about 9 rainy days. Estimated sunshine is 44% of daylight hours, derived from ERA5 cloud cover. The October record high is 26°C (2021) and the record low is -6°C (2020).
Baiyin weather in November
In November, Baiyin averages a high of 8°C and a low of -5°C. It gets 9 mm of precipitation over about 4 rainy days. Estimated sunshine is 62% of daylight hours, derived from ERA5 cloud cover. The November record high is 20°C (2023) and the record low is -19°C (2009).
Baiyin weather in December
In December, Baiyin averages a high of 2°C and a low of -12°C. It gets 10 mm of precipitation over about 3 rainy days. Estimated sunshine is 62% of daylight hours, derived from ERA5 cloud cover. The December record high is 15°C (2023) and the record low is -23°C (2012).
Sunshine, humidity and wind in Baiyin
November is the sunniest month in Baiyin, with estimated sunshine of 62% of daylight hours from ERA5 cloud cover. June is the cloudiest, at 38%. The annual cloud-cover estimate is 49% of daylight hours; it is not a measurement of sunshine duration. Baiyin is sunnier than 57% of China.
Humidity peaks in September at 62% and is lowest in March at 31%.
Baiyin has about 5 days a year above 32°C. Baiyin is cooler than 84% of China.
First and last freeze in Baiyin
The first fall freeze in Baiyin typically comes around October 15, and the last spring freeze around April 27. That leaves a frost-free growing season of about 171 days.
Baiyin weather records
These records cover YU ZHONG during 2004–2026. Earlier records or other stations in the city may differ.
The hottest temperature on record at the Baiyin station is 37°C, on July 30, 2010. The coldest is -24°C, on January 30, 2008.
The wettest day in the available station history brought 119 mm of precipitation, on August 13, 2022.
The best time to visit Baiyin
The most comfortable time to visit is typically April to July and September, when daytime highs sit near 22°C.
Winter (December–February) is cold, with average highs around 2°C and lows near -11°C.
Spring (March–May) is mild, with average highs around 16°C and lows near 2°C.
Summer (June–August) is warm, with average highs around 25°C and lows near 11°C.
Autumn (September–November) is mild, with average highs around 14°C and lows near 1°C.
Monthly climate
| Month | Average low | Average high | Precip | Rain days | Humidity | Estimated sunshine | Record high | Record low |
|---|---|---|---|---|---|---|---|---|
| January | -13° | 1° | 5.1 mm | 4 | 45% | 61% | 16° | -24° |
| February | -9° | 4° | 9.9 mm | 4 | 42% | 50% | 21° | -22° |
| March | -3° | 11° | 14 mm | 6 | 31% | 48% | 26° | -16° |
| April | 2° | 17° | 23 mm | 6 | 35% | 42% | 29° | -9° |
| May | 6° | 21° | 58 mm | 11 | 35% | 40% | 32° | -2° |
| June | 10° | 25° | 56 mm | 10 | 37% | 38% | 33° | 3° |
| July | 12° | 27° | 82 mm | 13 | 47% | 51% | 37° | 6° |
| August | 12° | 25° | 89 mm | 13 | 53% | 44% | 34° | 4° |
| September | 8° | 19° | 59 mm | 13 | 62% | 41% | 31° | 1° |
| October | 2° | 14° | 29 mm | 9 | 62% | 44% | 26° | -6° |
| November | -5° | 8° | 8.6 mm | 4 | 49% | 62% | 20° | -19° |
| December | -12° | 2° | 10 mm | 3 | 46% | 62% | 15° | -23° |
Station: YU ZHONG, 76 km from the city. Temperature normal baseline: 1991–2020, calculated from available NOAA GHCN-Daily observations. Available station history: 2004–2026; record values refer to this station and period, not the entire city’s history. Precipitation includes rain and the water equivalent of frozen precipitation; snowfall depth is shown separately when available. Sources and methods
From ERA5 reanalysis. Sunshine is estimated from cloud cover.
Baiyin climate questions
How much rain does Baiyin get?
Baiyin gets 443 mm of precipitation in an average year, over about 95 rainy days.
What is the wettest month in Baiyin?
August is the wettest month in Baiyin, with 89 mm. January is the driest, with 5 mm.
How many rainy days does Baiyin have a year?
Baiyin has about 95 days with measurable rain in an average year. July has the most, about 13.
What is the hottest month in Baiyin?
July is the warmest month in Baiyin, with an average high of 27°C.
What is the coldest month in Baiyin?
January is the coldest month in Baiyin, with an average low of -13°C.
What is the record high temperature in Baiyin?
Within the available 2004–2026 station history, the record high at the Baiyin station is 37°C, set on July 30, 2010. The record low is -24°C, on January 30, 2008.
What is the sunniest month in Baiyin?
November is the sunniest month in Baiyin, with estimated sunshine of 62% of daylight hours from ERA5 cloud cover. June is the cloudiest.
When is the first frost in Baiyin?
The first fall freeze in Baiyin typically comes around October 15. The last spring freeze is around April 27.
What is the best time to visit Baiyin?
The most comfortable time to visit is typically April to July and September, when daytime highs sit near 22°C.