Dalian weather in October
Temperature, sea and sunshine in October: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in October
Excellent
Best time to visit: May – October
What is the weather like in Dalian in October?
In October, Dalian is mild: daytime highs average 17 °C, and nights cool down to about 13 °C. The sea averages 18.8 °C – bracing, so a wetsuit helps for longer swims. The sun shines for around 7 hours a day. Rain falls on about 6 days, adding up to 36 mm. All in all, October is an excellent month for a holiday in Dalian.
October compared
How the weather changes from September to November. Tap a month to open it.
| SeptemberSep | OctoberOct | NovemberNov | |
|---|---|---|---|
| Score | 93 | 86 | 47 |
| Day | 23° | 17° | 10° |
| Night | 19° | 13° | 5° |
| Sea | 23° | 19° | 14° |
| Sun | 8 h | 7 h | 6 h |
| Rain days | 5 | 6 | 4 |
More details for October
- Daylight
- 11 h 15 min06:02 – 17:17
- UV index
- 4 · moderateclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 26 km/haverage daily peakAll months
- Cloud cover
- 39 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Snow days
- 0 days1 cm or more of fresh snow
- Time zone
- UTC+8Asia/Shanghai
How the score comes together
- Temperatureweight 50 %91 %
- Sunshineweight 20 %68 %
- Few rainy daysweight 30 %88 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in October
- Sunscreen
- A jumper for the evenings
Dalian in October: quick answers
Is Dalian hot in October?
No. In October, Dalian is mild: daytime highs average 17 °C and nights drop to about 13 °C.
Can you swim in Dalian in October?
Only if you don't mind cold water: in October the sea averages just 18.8 °C. Comfortable swimming is possible from July to September.
Does it rain much in Dalian in October?
Rain falls on about 6 days, adding up to 36 mm.
Dalian month by month
The whole year in DalianAll destinations: ChinaWhere to go in OctoberSea temperature in October
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences