Dalian weather in October

In October, Dalian sees average daytime highs of 17°C and overnight lows near 14°C, with 33 mm of rain across 5.6 wet days and about 11 hours of daylight. It is the 5th-warmest and 7th-wettest month of the year here.

Highs ease over the month, from about 20°C in the first days to 14°C by the end. The sky is clear or mostly clear about 58% of the time in October, and the air most often feels dry.

Daylight stretches from about 11 h 36 min at the start of October to 10 h 24 min by month's end. Set against the rest of the year, October is Dalian's 1st-clearest and 5th-windiest month. For the whole year in context, see Dalian's year-round climate.

Daytime high
17°
5th warmest
Overnight low
14°
8th coldest
Rainfall
33 mm
5.6 wet days
Daylight
11 hours
6:10 AM – 5:08 PM
Cloud cover
38%
1st clearest
Wind
20 km/h
5th windiest
Solar energy
3.71 kWh/m²
Travel score
6.2
out of 10

Dalian is city in Liaoning, China.

Air quality
Very high
PM2.5 35.1 µg/m³ · 2018
Density
361/km²
people per km²
Founded
1904

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 20°C in the first days to 14°C by the end.

A typical October day in Dalian reaches about 17°C in the afternoon and slips back to 14°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 14°C and 19°C. Set against its neighbours, October runs about 6°C cooler than September and about 7°C warmer than November.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
12017
22017
32017
41917
51917
61916
71916
81916
91816
101816
111815
121815
131815
141715
151714
161714
171714
181714
191613
201613
211613
221613
231512
241512
251512
261512
271511
281411
291411
301411
311410

How October really feels in Dalian

Once humidity and wind are folded in, October averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

October sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Dalian weather by month

How October compares with the rest of the year at a glance. October is the 5th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -3°71.929.60.0
Feb / -2°102110.50.0
Mar / 153.10.711.70.2
Apr10° / 365.40.1132.5
May15° / 13°596014.15.3
Jun21° / 19°806.8014.77.0
Jul25° / 23°1369.5014.47.0
Aug26° / 24°1408.7013.57.1
Sep23° / 20°515.3012.37.8
Oct17° / 14°335.60116.2
Nov10° / 284.70.89.92.5
Dec / -0°123.22.19.30.0

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 58% of the time in October, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 12% of October, with mostly cloudy or overcast conditions the remaining 30%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16634
26634
36634
46733
56733
66733
76832
86832
96931
106931
116931
127030
137030
147030
157129
167030
177030
187129
197129
207228
217228
227228
237327
247327
257327
267327
277228
287228
297228
307228
317129

Chance of precipitation in October

Any precipitation

Dalian gets around 33 mm of rain over 5.6 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 17% and peaks near 20% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
120
220
320
420
519
619
719
818
918
1018
1117
1217
1317
1417
1517
1617
1717
1817
1917
2017
2117
2217
2316
2416
2516
2616
2716
2816
2916
3016
3116

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

Most of October feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, October lands in the dry band about 73% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
14722246
24922226
35222215
45422204
55622193
65722183
76121162
86221152
96520141
106620131
116819121
126919111
137018111
147218100
15731890
16751780
17761770
18781660
19791650
20811540
21831430
22831430
23851320
24861220
25871210
26881110
27891010
28901000
2991900
3092800
3193700

Wind in October

Winds average 20 km/h in October.

Across October, daily wind ranges from about 19 km/h on the calmest days to 22 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
119light breeze
219light breeze
319light breeze
419light breeze
519light breeze
619light breeze
719light breeze
820light breeze
920light breeze
1020light breeze
1120light breeze
1220breezy
1320breezy
1420breezy
1520breezy
1620breezy
1721breezy
1821breezy
1921breezy
2021breezy
2121breezy
2221breezy
2321breezy
2421breezy
2521breezy
2621breezy
2722breezy
2822breezy
2922breezy
3022breezy
3122breezy

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 36 min at the start of October to 10 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 72 minutes over October. Sunrise moves from 5:55 AM to 6:26 AM, and sunset from 5:31 PM to 4:48 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.65:555:31
211.65:565:29
311.55:575:27
411.55:585:26
511.45:595:24
611.46:005:23
711.36:005:21
811.36:015:19
911.36:035:18
1011.26:045:16
1111.26:055:15
1211.16:065:13
1311.16:075:12
1411.06:085:10
1511.06:095:09
1611.06:105:08
1710.96:115:06
1810.96:125:05
1910.86:135:03
2010.86:145:02
2110.86:155:01
2210.76:164:59
2310.76:174:58
2410.66:184:57
2510.66:194:55
2610.66:204:54
2710.56:214:53
2810.56:234:52
2910.46:244:51
3010.46:254:49
3110.46:264:48

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 3.71 kWh/m².

For context, solar energy here swings from a low near 2.15 kWh/m² to a high of 6.22 kWh/m² in June across the year — October's 3.71 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
14.3Bright
24.2Bright
34.2Bright
44.2Bright
54.1Bright
64.1Bright
74.0Bright
84.0Bright
94.0Moderate
103.9Moderate
113.9Moderate
123.9Moderate
133.8Moderate
143.8Moderate
153.8Moderate
163.7Moderate
173.7Moderate
183.6Moderate
193.6Moderate
203.6Moderate
213.5Moderate
223.5Moderate
233.5Moderate
243.4Moderate
253.4Moderate
263.3Moderate
273.3Moderate
283.3Moderate
293.2Moderate
303.2Moderate
313.1Moderate
Planning a trip in October

Hazard calendar for Dalian

In seasonPeak

In October, Dalian sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.

Dalian sits in the Pacific typhoon belt; the season peaks July–October.

Dalian's rainy season runs June–August, when most of the year's rain falls.

Pacific typhoon
Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is October a good time to visit Dalian?

Our two travel scores rate October for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

6.2
Sightseeing
5th-best month of the year
1.6
Beach & pool
5th-best month of the year

October is a reasonable time to visit Dalian for sightseeing.

What to pack for Dalian in October

From October's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In October, Dalian sees daytime highs around 17°C and nights near 14°C. Worth packing: a warm layer and a windbreaker. About 6 days see rain.

a warm layera windbreaker

Sea temperature near Dalian in October

The nearest coast averages about 19°C in October — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 24°C and coldest in February near 3°C.

It's comfortable for a long swim from Jul 5 to Oct 4 — about 3 months when the water holds above 20°C.

0°10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan5Bracing
Feb3Bracing
Mar4Bracing
Apr7Bracing
May12Bracing
Jun17Cool
Jul22Refreshing
Aug24Warm
Sep23Refreshing
Oct19Cool
Nov14Bracing
Dec9Bracing

UV index in Dalian in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Dalian peaks around August 18 at about 7 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 21 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highModerateLowAug 18UV 7Dec 21UV 2
UV index (midday)Level
Jan2Low
Feb2Moderate
Mar4Moderate
Apr5High
May6High
Jun6High
Jul7High
Aug7Very high
Sep7High
Oct4Moderate
Nov2Moderate
Dec2Low

Air quality in Dalian in October

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where October falls, not just the annual average.

Air quality in Dalian is worst in March — around 52 µg/m³ PM2.5 (poor), about 2.1× the cleanest month (September, 24 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Dalian's WHO annual average of 35.1 µg/m³.

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModerateMar 2151 µg/m³Sep 1224 µg/m³
PM2.5 (µg/m³)Level
Jan36Poor
Feb41Poor
Mar52Poor
Apr49Poor
May41Poor
Jun33Moderate
Jul30Moderate
Aug25Moderate
Sep24Moderate
Oct29Moderate
Nov32Moderate
Dec30Moderate
Location & terrain

Where is Dalian?

Dalian sits at 38.9°N, 121.6°E, 33 m above sea level, in China. The nearest listed city is Sinŭiju, 274 km away.

Kwail-ŭpChangyŏnSonghwaŬllyulChaeryŏng-niChŏngju

Topography around Dalian

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Dalian.

Within 3 km, the terrain around Dalian has only modest variations in elevation — a maximum elevation change of 218 m around an average of 35 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 442 m; within 80 km, large variations in elevation — a maximum elevation change of 677 m.

The land around Dalian is covered by artificial surfaces (77%) within 3 km, water (45%), artificial surfaces (27%) and trees (22%) within 16 km, and water (71%) within 80 km.

3 km
218 m
16 km
442 m
80 km
677 m
treesgrasslandcroplandartificial surfacesbare terrainwater
October weather nearby: Sinŭiju 274 km · Uiju 289 km · Kwail-ŭp 301 km · Changyŏn 312 km · Songhwa 313 km · Ŭllyul 314 km · Chaeryŏng-ni 315 km · Chŏngju 322 km

China travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / I
220 V · 50 Hz
Prices
≈ 47% of US
price level, 2025
GDP per capita
$13,862
2025
Happiness
6.1 / 10
World Happiness, 2025
Homicide rate
0.5
per 100k, 2020
Road deaths
17.4
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 464
Religion
unaffiliated 52%folk religion 22%Buddhist 18%Christian 5%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Dalian (38.9122°, 121.6022°, elevation 33 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).