Weather in Shenyang

Rain is wet season runs from June to August, inside an annual total of 619 mm. The wettest month is August at 153 mm; the driest is January at 5 mm.

Shenyang is in China at 41.8°N. The 2001–2020 NASA POWER daily record describes a continental climate with a wide temperature swing. July is the warmest month (average 25.4°C, high 30.8°C) and January is the coolest (average -11.8°C, low -17.3°C). On this site the months that score closest to a 22°C day, lighter rain, and moderate humidity are June, August, and September.

How warm Shenyang gets

Monthly average highs run from -6.2°C in January to 30.8°C in July. Nights follow the same curve: -17.3°C in January and 19.9°C in July.

Across the year the mean afternoon high is 14.4°C. If you want the smallest day–night shock, look at months where the high and low sit close together; July nights still hold 19.9°C.

Rainfall pattern

The wet season in Shenyang starts in June and ends in August (June, July, and August). August is the core of it at 153 mm. January is the other extreme, with 5 mm.

Humidity peaks near 74%. That usually lines up with the wetter months rather than the hottest ones.

What stands out month by month

The year bottoms out in January. Plan for -17.3°C at night and -6.2°C in the afternoon. February stands apart from the months beside it: -1.0°C / -13.0°C and 10 mm. March brings 14 mm and 3 rainy days; temperatures run from -5.3°C to 7.6°C. In April, Shenyang averages 17.1°C by day and 1.8°C at night, with 34 mm of rain. May: 24.9°C high, 9.5°C low, 60 mm rain, 55% humidity. June is when the wet season typically starts in Shenyang: highs near 28.9°C, and rainfall jumps to 91 mm (13 rainy days).

Peak heat arrives in July: 30.8°C by day, 19.9°C at night, and 71% humidity. August closes the wet season: 153 mm over 13 rainy days, then the calendar dries. September: 25.0°C high, 12.0°C low, 45 mm rain, 66% humidity. October brings 39 mm and 6 rainy days; temperatures run from 3.1°C to 16.4°C. November stands apart from the months beside it: 4.8°C / -5.5°C and 21 mm. December: -4.4°C high, -14.4°C low, 8 mm rain, 72% humidity.

When the score favours a visit

The three months with the highest comfort score are June, August, and September: June (22.4°C average, 91 mm, 64% humidity); August (23.9°C average, 153 mm, 74% humidity); September (18.5°C average, 45 mm, 66% humidity). They fall in calendar order. The score rewards averages near 22°C, lower rainfall, and humidity near 60%. It is a climate score, not a festival or price calendar.

If you want the wet season itself — fewer crowds, greener landscape, heavier rain — aim at June–August instead of the score.

Shenyang and other cities in China

Dalian is about 356 km away: Shenyang is 0.5°C warmer than Dalian in its hottest month and 48 mm drier over the year than Dalian. Dalian’s wettest month is August (170 mm) versus August here.

Harbin is about 510 km away: Shenyang is 2.1°C warmer than Harbin in its hottest month and 43 mm wetter over the year than Harbin. Harbin’s wettest month is July (139 mm) versus August here.

Tianjin is about 606 km away: Shenyang is 2.3°C cooler than Tianjin in its hottest month and 86 mm wetter over the year than Tianjin. Tianjin’s wettest month is July (156 mm) versus August here.