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Hailin, Heilongjiang Weather by Month and Climate Averages
Monthly normals · Rain · Snow
Sunshine · Freeze dates · Records · Best time to visit
What is the weather like in Hailin, Heilongjiang?
Hailin, Heilongjiang gets 668 mm of precipitation a year over about 106 rainy days. July is the warmest month (average high 28°C) and January the coldest (average low -22°C).
Humid continental climate
Hailin, Heilongjiang has warm summers and cold winters. Daytime highs range from about -10°C in January to 28°C in July. July is usually the wettest month. The most comfortable time to visit is typically May to June and September, when daytime highs sit near 23°C.
| Season | Months | Avg low | Avg high |
|---|---|---|---|
| Winter | Dec–Feb | -19° | -7° |
| Spring | Mar–May | 0° | 13° |
| Summer | Jun–Aug | 16° | 27° |
| Autumn | Sep–Nov | 1° | 12° |
How much rain does Hailin get?
Hailin gets 668 mm of precipitation in an average year, spread over about 106 days with measurable rain. That is more rainy days than 57% of China.
July is the wettest month, with 134 mm. February is the driest, with 14 mm. June has the most rainy days, about 14.
The longest dry spell in the last five years lasted 29 days, to February 13, 2022.
From October 2025 to September 2026 Hailin got 266 mm of rain, against a normal of 668 mm for those months. July 2026 had the most, with 110 mm.
Hailin weather by month
Hailin weather in January
In January, Hailin averages a high of -10°C and a low of -22°C. It gets 16 mm of precipitation over about 4 rainy days. Estimated sunshine is 60% of daylight hours, derived from ERA5 cloud cover. The January record high is 4°C (1974) and the record low is -36°C (1970).
Hailin weather in February
In February, Hailin averages a high of -4°C and a low of -17°C. It gets 14 mm of precipitation over about 4 rainy days. Estimated sunshine is 54% of daylight hours, derived from ERA5 cloud cover. The February record high is 12°C (2026) and the record low is -36°C (2001).
Hailin weather in March
In March, Hailin averages a high of 3°C and a low of -8°C. It gets 42 mm of precipitation over about 7 rainy days. Estimated sunshine is 52% of daylight hours, derived from ERA5 cloud cover. The March record high is 21°C (2023) and the record low is -31°C (1971).
Hailin weather in April
In April, Hailin averages a high of 14°C and a low of 1°C. It gets 31 mm of precipitation over about 8 rainy days. Estimated sunshine is 48% of daylight hours, derived from ERA5 cloud cover. The April record high is 32°C (2015) and the record low is -12°C (2012).
Hailin weather in May
In May, Hailin averages a high of 21°C and a low of 8°C. It gets 66 mm of precipitation over about 13 rainy days. Estimated sunshine is 40% of daylight hours, derived from ERA5 cloud cover. The May record high is 34°C (2014) and the record low is -4°C (1972). May is one of the most comfortable months to visit.
Hailin weather in June
In June, Hailin averages a high of 26°C and a low of 14°C. It gets 84 mm of precipitation over about 14 rainy days. Estimated sunshine is 30% of daylight hours, derived from ERA5 cloud cover. The June record high is 38°C (2010) and the record low is 3°C (1970). June is one of the most comfortable months to visit.
Hailin weather in July
In July, Hailin averages a high of 28°C and a low of 18°C. It gets 134 mm of precipitation over about 13 rainy days. Estimated sunshine is 33% of daylight hours, derived from ERA5 cloud cover. The July record high is 38°C (1997) and the record low is 8°C (1976).
Hailin weather in August
In August, Hailin averages a high of 27°C and a low of 17°C. It gets 126 mm of precipitation over about 14 rainy days. Estimated sunshine is 32% of daylight hours, derived from ERA5 cloud cover. The August record high is 36°C (1982) and the record low is 7°C (1976).
Hailin weather in September
In September, Hailin averages a high of 22°C and a low of 9°C. It gets 59 mm of precipitation over about 9 rainy days. Estimated sunshine is 47% of daylight hours, derived from ERA5 cloud cover. The September record high is 32°C (1977) and the record low is -3°C (1980). September is one of the most comfortable months to visit.
Hailin weather in October
In October, Hailin averages a high of 13°C and a low of 1°C. It gets 36 mm of precipitation over about 8 rainy days. Estimated sunshine is 63% of daylight hours, derived from ERA5 cloud cover. The October record high is 29°C (1978) and the record low is -14°C (1970).
Hailin weather in November
In November, Hailin averages a high of 2°C and a low of -9°C. It gets 44 mm of precipitation over about 7 rainy days. Estimated sunshine is 49% of daylight hours, derived from ERA5 cloud cover. The November record high is 19°C (2003) and the record low is -26°C (1972).
Hailin weather in December
In December, Hailin averages a high of -8°C and a low of -18°C. It gets 16 mm of precipitation over about 6 rainy days. Estimated sunshine is 62% of daylight hours, derived from ERA5 cloud cover. The December record high is 9°C (2002) and the record low is -33°C (1976).
Sunshine, humidity and wind in Hailin
October is the sunniest month in Hailin, with estimated sunshine of 63% of daylight hours from ERA5 cloud cover. June is the cloudiest, at 30%. The annual cloud-cover estimate is 48% of daylight hours; it is not a measurement of sunshine duration. Hailin is sunnier than 54% of China.
Humidity peaks in August at 81% and is lowest in April at 45%.
Hailin has about 7 days a year above 32°C. Hailin is cooler than 79% of China.
First and last freeze in Hailin
The first fall freeze in Hailin typically comes around October 5, and the last spring freeze around April 28. That leaves a frost-free growing season of about 160 days.
Hailin weather records
These records cover MUDANJIANG during 1970–2026. Earlier records or other stations in the city may differ.
The hottest temperature on record at the Hailin station is 38°C, on July 24, 1997. The coldest is -36°C, on January 4, 1970.
The wettest day in the available station history brought 95 mm of precipitation, on June 20, 1985.
43 all-time records have been set at the station since 1970.
The annual mean temperature has changed by +0.4°C per decade since 1970.
The best time to visit Hailin
The most comfortable time to visit is typically May to June and September, when daytime highs sit near 23°C.
Winter (December–February) is cold, with average highs around -7°C and lows near -19°C.
Spring (March–May) is mild, with average highs around 13°C and lows near 0°C.
Summer (June–August) is warm, with average highs around 27°C and lows near 16°C. It can feel humid.
Autumn (September–November) is chilly, with average highs around 12°C and lows near 0°C.
Monthly climate
| Month | Average low | Average high | Precip | Rain days | Humidity | Estimated sunshine | Record high | Record low |
|---|---|---|---|---|---|---|---|---|
| January | -22° | -10° | 16 mm | 4 | 62% | 60% | 4° | -36° |
| February | -17° | -4° | 14 mm | 4 | 58% | 54% | 12° | -36° |
| March | -8° | 3° | 42 mm | 7 | 49% | 52% | 21° | -31° |
| April | 1° | 14° | 31 mm | 8 | 45% | 48% | 32° | -12° |
| May | 8° | 21° | 66 mm | 13 | 55% | 40% | 34° | -4° |
| June | 14° | 26° | 84 mm | 14 | 74% | 30% | 38° | 3° |
| July | 18° | 28° | 134 mm | 13 | 80% | 33% | 38° | 8° |
| August | 17° | 27° | 126 mm | 14 | 81% | 32% | 36° | 7° |
| September | 9° | 22° | 59 mm | 9 | 76% | 47% | 32° | -3° |
| October | 1° | 13° | 36 mm | 8 | 62% | 63% | 29° | -14° |
| November | -9° | 2° | 44 mm | 7 | 68% | 49% | 19° | -26° |
| December | -18° | -8° | 16 mm | 6 | 62% | 62% | 9° | -33° |
Station: MUDANJIANG, 17 km from the city. Temperature normal baseline: 1991–2020, calculated from available NOAA GHCN-Daily observations. Available station history: 1970–2026; 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.
Hailin climate questions
How much rain does Hailin get?
Hailin gets 668 mm of precipitation in an average year, over about 106 rainy days.
What is the wettest month in Hailin?
July is the wettest month in Hailin, with 134 mm. February is the driest, with 14 mm.
How many rainy days does Hailin have a year?
Hailin has about 106 days with measurable rain in an average year. June has the most, about 14.
What is the hottest month in Hailin?
July is the warmest month in Hailin, with an average high of 28°C.
What is the coldest month in Hailin?
January is the coldest month in Hailin, with an average low of -22°C.
What is the record high temperature in Hailin?
Within the available 1970–2026 station history, the record high at the Hailin station is 38°C, set on July 24, 1997. The record low is -36°C, on January 4, 1970.
What is the sunniest month in Hailin?
October is the sunniest month in Hailin, with estimated sunshine of 63% of daylight hours from ERA5 cloud cover. June is the cloudiest.
When is the first frost in Hailin?
The first fall freeze in Hailin typically comes around October 5. The last spring freeze is around April 28.
What is the best time to visit Hailin?
The most comfortable time to visit is typically May to June and September, when daytime highs sit near 23°C.