Yanji climate

What the climate of Yanji is like

The warmest month is July, with an average high of 29 °C84 °F and a low of 17 °C63 °F. The coldest is January, when highs average −7 °C19 °F and lows −19 °C−1 °F. The climate is extremely continental — the average temperature swings by 36 °C64.9 °F between the coldest and the warmest month.

Annual precipitation is moderate at about 637 mm25 in. The wettest three-month stretch is June–August, which brings 58% of the annual total. Months with less than 20 mm0.8 in on average: December–March. The wettest month is July (139 mm5.5 in), the driest is January (6 mm0.2 in).

Relative humidity ranges from 60% in April to 81% in January. The clearest skies (lowest average cloud amount, 43%) are typical of January. Average wind speed near the ground ranges from 3 km/h (2 mph) in August to 8 km/h (5 mph) in February. Daylight lasts from about 9.0 hours in December to 15.3 hours in June.

A lasting snow cover is typical in November–March. In those months the average snow depth in the reanalysis exceeds 10 cm. It is deepest in January, at about 17 cm.

Best time to visit Yanji

Based on these averages, the most comfortable months for sightseeing and outdoor activities are May and June and September. Average highs then reach 22 °C72 °F to 27 °C80 °F. Precipitation is 61 mm2.4 in to 92 mm3.6 in per month.

The most challenging month is January, which is cold, with average highs of −7 °C19 °F.

Comfort score: months are ranked by how close they come to an ideal. That means an average high of 21–28 °C (70–82 °F), lows above 5 °C (41 °F), little precipitation and moderate humidity. The best-ranked months of each place are recommended, even where none meets all of these. These are general rules of thumb applied to long-term averages.

What to pack for Yanji

• Winter (December–February) — highs −719 to −3 °C27 °F, lows −19−1 to −15 °C5 °F, about 8 mm0.3 in of precipitation a month. Pack heavy insulated clothing, thermal base layers, a warm hat, mittens and insulated boots and an extra layer for the cooler mornings and evenings.
• Spring (March–May) — highs 541 to 22 °C72 °F, lows −818 to 7 °C45 °F, about 42 mm1.6 in of precipitation a month. Pack long sleeves, a sweater and a medium jacket, an extra layer for the cooler mornings and evenings and shoes with good grip, as frost is common.
• Summer (June–August) — highs 2780 to 29 °C84 °F, lows 1356 to 17 °C63 °F, about 122 mm4.8 in of precipitation a month. Pack light summer clothes such as T-shirts, shorts or light dresses, an extra layer for the cooler mornings and evenings and an umbrella or light rain jacket.
• Autumn (September–November) — highs 338 to 23 °C74 °F, lows −719 to 10 °C50 °F, about 40 mm1.6 in of precipitation a month. Pack long sleeves, a sweater and a medium jacket and an extra layer for the cooler mornings and evenings.

How Yanji compares

The nearest larger place is Chongjin, about 124 km to the south. Compared with it, Yanji is on average 2.8 °C5 °F cooler. It receives 20% less precipitation (637 mm25 in vs 800 mm31 in). The difference is largest in December (7.6 °C13.7 °F cooler).

World Climates covers 547 places in China. By annual mean temperature, Yanji is the 487th warmest of them. By annual precipitation, it is the 377th wettest. See all of them on the China climate page.

Some places in other countries have a very similar pattern of temperature and rainfall. The closest matches are Ussuriysk (Russia, Dwa), Artëm (Russia, Dwa) and Hyesan (North Korea, Dwb).

The same NASA POWER grid cell also contains Longjing (pop. 117,185). Their long-term averages in this dataset are essentially the same as for Yanji, so they do not have separate pages.