Sumoto weather in October

In October, Sumoto sees average daytime highs of 22°C and overnight lows near 18°C, with 190 mm of rain across 10.8 wet days and about 11.1 hours of daylight. It is the 5th-warmest and 3rd-wettest month of the year here.

Highs ease over the month, from about 23°C in the first days to 20°C by the end. The sky is clear or mostly clear about 44% of the time in October, and the air most often feels dry.

Daylight stretches from about 11 h 42 min at the start of October to 10 h 36 min by month's end. Set against the rest of the year, October is Sumoto's 1st-clearest and 7th-windiest month. For the whole year in context, see Sumoto's year-round climate.

Daytime high
22°
5th warmest
Overnight low
18°
8th coldest
Rainfall
190 mm
10.8 wet days
Daylight
11 h 06 min
6:12 AM – 5:19 PM
Cloud cover
50%
1st clearest
Wind
20 km/h
7th windiest
Solar energy
3.57 kWh/m²
Travel score
6.6
out of 10

Sumoto is city in Hyōgo Prefecture, Japan.

Density
231/km²
people per km²
Founded
2006

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 23°C in the first days to 20°C by the end.

A typical October day in Sumoto reaches about 22°C in the afternoon and slips back to 18°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 24°C. Set against its neighbours, October runs about 4°C cooler than September and about 5°C warmer than November.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12421
22421
32321
42320
52320
62320
72320
82320
92320
102219
112219
122219
132219
142219
152219
162219
172118
182118
192118
202118
212118
222118
232117
242017
252017
262017
272017
282017
292016
302016
311916

Sumoto weather by month

How October compares with the rest of the year at a glance. October is the 5th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan10° / 9613.80.6102.0
Feb10° / 9412.50.810.72.2
Mar13° / 13012.8011.73.4
Apr16° / 13°13310.8012.85.0
May19° / 17°15710.3013.86.1
Jun22° / 20°22713.2014.25.8
Jul26° / 24°18311.3014.16.4
Aug27° / 26°998.4013.36.8
Sep25° / 23°19011.8012.26.5
Oct22° / 18°19010.8011.16.6
Nov17° / 14°1039.2010.25.6
Dec12° / 9812.30.29.73.3

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 44% of the time in October, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 15% of October, with mostly cloudy or overcast conditions the remaining 42%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15248
25248
35248
45347
55446
65347
75446
85545
95644
105644
115743
125743
135842
145941
155941
166040
176040
186139
196139
206139
216139
226139
236139
246139
256238
266139
276238
286238
296238
306238
316238

Chance of precipitation in October

Any precipitation

Sumoto gets around 190 mm of rain over 10.8 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 35% and peaks near 42% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
142
241
341
440
540
639
738
837
936
1035
1134
1234
1333
1433
1533
1632
1732
1832
1932
2033
2133
2234
2334
2434
2534
2634
2734
2833
2933
3033
3132

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 35% of days. Sticky, muggy-or-worse air turns up on roughly 13% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
11020362311
21122362210
3122236219
4132335208
5142435197
6152534187
7172634176
8192733165
9212732155
10232830144
11252929134
12273028123
13293027113
14313026112
15333025102
1635302492
1738302381
1840302271
1942292171
2044292061
2146291950
2248291850
2350291740
2451291640
2553281540
2654281530
2756271430
2858261330
2959261230
3060261130
3162251030

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 20 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
420light breeze
520light breeze
620light breeze
720light breeze
820light breeze
920light breeze
1020light breeze
1120light breeze
1220light breeze
1320light breeze
1420light breeze
1520light breeze
1620light breeze
1720light breeze
1820light breeze
1920breezy
2020breezy
2120breezy
2220breezy
2320breezy
2420breezy
2520breezy
2620breezy
2720breezy
2820breezy
2920light breeze
3020light breeze
3120breezy

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 42 min at the start of October to 10 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 66 minutes over October. Sunrise moves from 6:00 AM to 6:25 AM, and sunset from 5:39 PM to 5:03 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.76:005:39
211.66:005:38
311.66:015:36
411.66:025:35
511.56:035:34
611.56:045:32
711.46:045:31
811.46:055:30
911.46:065:28
1011.36:075:27
1111.36:085:26
1211.36:085:24
1311.26:095:23
1411.26:105:22
1511.26:115:20
1611.16:125:19
1711.16:135:18
1811.16:135:17
1911.06:145:16
2011.06:155:14
2111.06:165:13
2210.96:175:12
2310.96:185:11
2410.96:195:10
2510.86:205:09
2610.86:215:08
2710.86:215:07
2810.76:225:06
2910.76:235:05
3010.76:245:04
3110.66:255:03

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 3.57 kWh/m².

For context, solar energy here swings from a low near 2.41 kWh/m² to a high of 5.58 kWh/m² in May across the year — October's 3.57 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
13.8Moderate
23.8Moderate
33.8Moderate
43.8Moderate
53.7Moderate
63.7Moderate
73.7Moderate
83.7Moderate
93.7Moderate
103.7Moderate
113.7Moderate
123.6Moderate
133.6Moderate
143.6Moderate
153.6Moderate
163.6Moderate
173.6Moderate
183.5Moderate
193.5Moderate
203.5Moderate
213.5Moderate
223.5Moderate
233.4Moderate
243.4Moderate
253.4Moderate
263.4Moderate
273.3Moderate
283.3Moderate
293.3Moderate
303.3Moderate
313.2Moderate
Planning a trip in October

Hazard calendar for Sumoto

In seasonPeak

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

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

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

Is October a good time to visit Sumoto?

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

6.6
Sightseeing
2nd-best month of the year
4.3
Beach & pool
4th-best month of the year

October is a reasonable time to visit Sumoto for sightseeing.

What to pack for Sumoto in October

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

In October, Sumoto sees daytime highs around 22°C and nights near 18°C. Worth packing: rain gear. About 11 days see rain.

rain gear

Sea temperature near Sumoto in October

The nearest coast averages about 23°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 27°C and coldest in February near 14°C.

It's comfortable for a long swim from Jun 5 to Nov 16 — about 5.4 months when the water holds above 20°C.

10°15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan15Bracing
Feb14Bracing
Mar14Bracing
Apr16Cool
May18Cool
Jun21Refreshing
Jul25Warm
Aug27Warm
Sep26Warm
Oct23Refreshing
Nov20Refreshing
Dec17Cool

UV index in Sumoto in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Sumoto peaks around July 10 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateJul 10UV 10Dec 22UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5High
Apr7High
May8Very high
Jun10Very high
Jul10Very high
Aug8Very high
Sep9Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Sumoto 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 Sumoto is worst in April — around 26 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (October, 14 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1625 µg/m³Oct 1914 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb19Moderate
Mar24Moderate
Apr26Moderate
May24Moderate
Jun21Moderate
Jul22Moderate
Aug24Moderate
Sep17Moderate
Oct14Moderate
Nov16Moderate
Dec15Moderate
Location & terrain

Where is Sumoto?

Sumoto sits at 34.3°N, 134.9°E, -1 m above sea level, in Japan. The nearest listed city is Minamiawaji, 13 km away.

Topography around Sumoto

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

Within 3 km, the terrain around Sumoto has only modest variations in elevation — a maximum elevation change of 233 m around an average of 40 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 600 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,606 m.

The land around Sumoto is covered by trees (45%) and water (24%) within 3 km, water (50%) and trees (35%) within 16 km, and trees (42%) and water (41%) within 80 km.

3 km
233 m
16 km
600 m
80 km
1,606 m
treesgrasslandcroplandartificial surfacesbare terrainwater
October weather nearby: Minamiawaji 13 km · Awaji 15 km · Fukura 19 km · Minato 28 km · Wakayama 28 km · Narutochō-mitsuishi 30 km · Hannan 33 km · Sennan 35 km

Japan travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B
100 V · 50 / 60 Hz
Prices
≈ 65% of US
price level, 2025
GDP per capita
$35,951
2025
Happiness
6.1 / 10
World Happiness, 2025
Safe drinking water
99%
of population, 2024
Homicide rate
0.2
per 100k, 2023
Road deaths
3.6
per 100k/yr, 2019
Income group
High
World Bank
English
Very low
EF EPI 446
Religion
Shintoism 49%Buddhism 46%other 4%Christianity 1%

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 Sumoto (34.3432°, 134.8891°, elevation -1 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).