Climate and monthly weather forecast
Jiamusi, China

Jiamusi, located in the northeastern region of China, falls under the Dwb — humid continental and severe dry winter with a warm summer — category in the Köppen climate classification. This area encounters significant variations in temperature and rainfall quantities between seasons.

Throughout the year, the monthly mean temperatures reveal a wide range, from a high of 27.6°C (81.7°F) to a low of -24°C (-11.2°F). The warmest months are generally from June to August, with temperatures exceeding 20°C (68°F), while the coldest months, from December to February, can reach low temperatures of -20°C (-4°F) to -24°C (-11.2°F). The same dramatic pattern shows in daily temperature highs and lows.

Rainfall occurrence has a slightly different distribution. It starts with the lowest average rainfall of 4mm (0.16") in January, gradually increasing through the year, peaking in August with 122mm (4.8") rainfall. Following August, the precipitation steadily decreases back to the minimal levels in December. The number of rainy days follows a similar pattern; the driest months from December to February have rainfall spread over 5 to 7 days, whereas the wettest months from June to August experience about 12-14 rainy days per month on average.

Daylight hours vary from a minimum of approximately 8.6 hours in December to a maximum of 15.8 hours in June. This factor helps create a distinctive contrast between the somewhat short winter days and the longer summer days.

Taking into consideration the above-stated climate elements, the best period to visit this region would be June through August. During this time, the weather remains warm with average temperatures exceeding 20°C (68°F), making it an ideal time for outdoor activities. Moreover, these months are endowed with a maximum daylight high of 15 to 15.8 hours, allowing tourists plenty of time to have a fulfilling day.

Conversely, the unfavorable time to plan a visit to Jiamusi is from December through February. During these months, the temperatures fall below freezing, with the average highs around -7°C (19.4°F) to -12.7°C (9.1°F) and lows plunging to -20°C (-4°F) and below. Along with the chilling temperatures, daylight hours decrease to around 8 to 9 hours only.

Spring in Jiamusi is marked by a considerable increase in temperatures and daylight hours from March through May. Daily high temperatures climb from a chilly 1.5°C (34.7°F) in March to a comfortable 20.4°C (68.7°F) in May, while the low temperatures metamorphose from -10.7°C (12.7°F) to 7.2°C (45°F). Rainfall also starts to pick up, from 9mm (0.35") in March to 46mm (1.81") by May.

Summer, stretching from June to August, brings the highest temperatures and most considerable rainfall of the year. Average daily highs range from 25°C (77°F) to 27.6°C (81.7°F), and lows hover between 13.9°C (57°F) and 17.7°C (63.9°F). These months also see the greatest amount of precipitation, from 91mm (3.58") in June to 122mm (4.8") in August, spread over approximately 12 to 13 days of the month.

Autumn, September to November, is characterized by a decline in temperatures and rainfall. Average daytime highs drop from 20.1°C (68.2°F) in September to -0.8°C (30.6°F) in November, and nighttime lows shift from a comfortable 8.3°C (46.9°F) to a frigid -10.8°C (12.6°F). Rainfall concurrently diminishes from 61mm (2.4") in September to 10mm (0.39") towards the end of November.

Winter witnesses the lowest temperatures and minimal rainfall in Jiamusi. From December to February, the average daily high temperatures vary between -0.8°C (30.6°F) and -12.7°C (9.1°F) with lows between -20.4°C (-4.7°F) and -24°C (-11.2°F). Rainfall is sparse throughout these months, with averages from 8mm (0.31") to 10mm (0.39"). Furthermore, the daylight hours hit their annual minimum, which might limit some activities in the region.

The beginning of the year sees the inclement climatic conditions of January. Jiamusi experiences extreme cold with daytime temperatures dropping to a chilling low of -24°C (-11.2°F). These frosty conditions come with significantly shorter daylight hours compared to the latter months, making outdoor activities less appealing. Weather in January »

As the calendar flips to February, Jiamusi gets a slight relief from the bitter cold of January. There is an uptick in average temperature but it remains fairly chilly. The city continues to get a limited amount of sunshine, making it imperative for residents to safeguard themselves against the persisting frigid weather. Weather in February »

At the onset of spring in March, Jiamusi's weather shows signs of change. The city moves away from the gripping cold of winter, but the climate remains nippy with lowest temperatures still touching -10.7°C (12.7°F). The rainfall sees a slight increase from the preceding months, suggesting the arrival of spring. Weather in March »

In contrast to the bleak landscape of winter, the atmosphere of Jiamusi in April brings a breath of fresh air. With a palpable increase in day temperatures, the weather becomes noticeably milder. A shift towards warmer conditions brings a marked increase in rainfall, amounting to an average 21mm (0.83") over this month. Weather in April »

May in Jiamusi carries forward the momentum of the warmer spring weather from April. The climate emulates a pleasant aura as the city leaves behind the chilly temperatures. With longer days and a surge in rain showers, the region experiences ample growth in vegetation. Weather in May »

Moving into June, Jiamusi truly begins to feel the onset of the warmer months. The temperatures make a significant leap from the cooler spring months, signaling the start of summer. A notable increase in hourly sunshine brings a glowing warmth to the city, benefiting all outdoor activities. Weather in June »

July is defined by the peak of summer in Jiamusi. Daytime temperatures rise to the yearly maximum, averaging 27.6°C (81.7°F), making this the hottest month of the year. The city experiences extended hours of daylight, encouraging a multitude of outdoor activities. Weather in July »

The weather in August remains consistently warm in Jiamusi. Following the heat of July, the temperatures show a slight dip but continue to promote a vibrant summer atmosphere. Rainfall levels are relatively high, transforming the city into a lush oasis. Weather in August »

Entering into the transitional phase of the year, September in Jiamusi merges the remains of summer warmth with a touch of autumn coolness. The temperature, though still fairly warm, starts to experience a decline. The rainy days fall in number, hinting at the advent of the drier season. Weather in September »

October brings the autumn chill to Jiamusi, with dropping temperatures announcing the departure of summer. The clear, brisk days provide a respite from the previous months' heat and humidity. A decline in rainfall in October down to an average of 34mm (1.34") gives the city its characteristic dry feel of autumn. Weather in October »

November marks a rapid slide into winter for Jiamusi. A stark contrast to the moderate autumn weather of October, the climate in November turns decidedly colder. Leaves fall from trees, and the shorter daylight hours induce a sense of the upcoming winter. Weather in November »

December in Jiamusi heralds the onset of winter, characterized by plummeting temperatures. The landscape transforms into a winter wonderland, with frosted surroundings under a blanket of perpetual cold. The city witnesses its shortest daylight duration of 8.6 hours in the year. Weather in December »