Cool
Average highs are around -1°C, so pack for cooler days.
January verdict
Poor for holiday weather
Average highs are around -1°C, so pack for cooler days. Sunshine averages 6.2h per day, enough for a balanced month. Rainfall averages 9mm, which is relatively low for holiday planning.

Monthly averages
Temp
-1°C
Rain
9mm
Sun
6.2h
Sea
5°C
Weather score
37
Poor
Cool
Average highs are around -1°C, so pack for cooler days.
Drier
Rainfall averages 9mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 6.2h per day, enough for a balanced month.
Cool sea
Sea temperatures average 5°C, so the water can feel cool.
Map
Compare Dalian, Liaoning, China with nearby places by weather score, rain, sun, temperature, and swim conditions.
January-1°C average high
January has some of the coolest average daytime highs of the year, so pack for fresher conditions.
Warmest monthsMay to September
This stretch sets the upper range for average daytime heat.
January9mm average rain
January is one of Dalian's driest months, making outdoor days easier to plan than in wetter parts of the year.
Driest monthsJanuary to May and September to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
January6.2 hours average sun
January is below Dalian's yearly sunshine average, so bright-day planning is less reliable than in peak months.
Brightest monthsMay to June
This stretch has the strongest sunshine in the monthly averages.
January5°C average sea
January is one of the coolest sea months, so the water may feel fresher than in peak months.
Warmest seaJuly to September
Sea temperatures are usually near 22°C in this stretch, so swimming comfort is at its strongest.
January37 weather score
January is one of the weakest weather-score months, when the overall mix is less favourable than the rest of the year.
Best weather monthsJune to September
These months have the strongest weather score in the monthly averages.