Sumoto weather in June

In June, Sumoto sees average daytime highs of 22°C and overnight lows near 20°C, with 227 mm of rain across 13.2 wet days and about 14.2 hours of daylight. It is the 4th-warmest and 1st-wettest month of the year here.

Highs climb over the month, from about 21°C in the first days to 24°C by the end. The sky is clear or mostly clear about 17% of the time in June, and the air most often feels muggy.

Daylight stretches from about 14 h 06 min at the start of June to 14 h 18 min by month's end. Set against the rest of the year, June is Sumoto's 12th-clearest and 12th-windiest month. For the whole year in context, see Sumoto's year-round climate.

Daytime high
22°
4th warmest
Overnight low
20°
9th coldest
Rainfall
227 mm
13.2 wet days
Daylight
14 h 18 min
4:52 AM – 7:09 PM
Cloud cover
76%
12th clearest
Wind
16 km/h
12th windiest
Solar energy
4.97 kWh/m²
Travel score
5.8
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 June

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 21°C in the first days to 24°C by the end.

A typical June day in Sumoto reaches about 22°C in the afternoon and slips back to 20°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 24°C. Set against its neighbours, June runs about 3°C warmer than May and about 3°C cooler than July.

15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12119
22119
32119
42119
52119
62119
72119
82119
92120
102220
112220
122220
132220
142220
152220
162220
172221
182221
192321
202321
212321
222321
232321
242321
252322
262322
272322
282422
292422
302422

Sumoto weather by month

How June compares with the rest of the year at a glance. June is the 4th-warmest and 1st-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 June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 17% of the time in June, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 10% of June, with mostly cloudy or overcast conditions the remaining 73%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13862
23763
33664
43664
53466
63367
73268
83268
93070
103070
112872
122872
132773
142674
152476
162476
172377
182377
192278
202278
212179
222179
232179
242179
252179
262278
272278
282278
292377
302377

Chance of precipitation in June

Any precipitation

Sumoto gets around 227 mm of rain over 13.2 wet days in June, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 45% and peaks near 54% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
132
232
333
433
534
635
735
836
937
1039
1140
1242
1343
1445
1546
1648
1749
1850
1951
2052
2152
2253
2353
2453
2554
2654
2754
2853
2953
3052

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, June lands in the muggy band about 43% of days. Sticky, muggy-or-worse air turns up on roughly 61% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1621512200
2519522400
3518502610
4417502810
5416493110
6314483320
7313463520
8212453730
9211433940
10211414150
11210394360
1219374570
1318354790
14173349100
15173050120
16162852130
17062653150
18052453180
19052154200
20041954230
21041853250
22031653280
23031451320
24031350350
25021148381
26021046411
2702944432
2801842462
2901740493
3001737514

Wind in June

Winds average 16 km/h in June, the calmest month.

Across June, daily wind ranges from about 16 km/h on the calmest days to 17 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
416light breeze
516light breeze
616light breeze
716light breeze
816light breeze
916light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2217light breeze
2317light breeze
2417light breeze
2517light breeze
2617light breeze
2717light breeze
2817light breeze
2917light breeze
3017light breeze

Sunrise & sunset in June

DaylightNight

Daylight runs from about 14 h 06 min at the start of June to 14 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over June. Sunrise moves from 4:54 AM to 4:55 AM, and sunset from 7:02 PM to 7:12 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
114.14:547:02
214.14:547:02
314.24:547:03
414.24:537:03
514.24:537:04
614.24:537:05
714.24:537:05
814.24:537:06
914.24:537:06
1014.24:527:07
1114.24:527:07
1214.34:527:08
1314.34:527:08
1414.34:527:08
1514.34:527:09
1614.34:527:09
1714.34:527:09
1814.34:527:10
1914.34:537:10
2014.34:537:10
2114.34:537:11
2214.34:537:11
2314.34:537:11
2414.34:537:11
2514.34:547:11
2614.34:547:12
2714.34:547:12
2814.34:557:12
2914.34:557:12
3014.34:557:12

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 4.97 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 — June's 4.97 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.5Bright
25.4Bright
35.4Bright
45.4Bright
55.3Bright
65.3Bright
75.3Bright
85.2Bright
95.2Bright
105.2Bright
115.1Bright
125.1Bright
135.0Bright
145.0Bright
155.0Bright
164.9Bright
174.9Bright
184.8Bright
194.8Bright
204.8Bright
214.8Bright
224.7Bright
234.7Bright
244.7Bright
254.7Bright
264.7Bright
274.7Bright
284.7Bright
294.7Bright
304.7Bright
Planning a trip in June

Hazard calendar for Sumoto

In seasonPeak

In June, 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 June a good time to visit Sumoto?

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

5.8
Sightseeing
6th-best month of the year
4.2
Beach & pool
5th-best month of the year

June is a reasonable time to visit Sumoto for sightseeing.

What to pack for Sumoto in June

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

In June, Sumoto sees daytime highs around 22°C and nights near 20°C. Worth packing: light clothes, rain gear and sun protection. About 13 days see rain.

light clothesrain gearsun protection

Sea temperature near Sumoto in June

The nearest coast averages about 21°C in June — 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 June

LowModerateHighVery highExtreme

Clear-sky midday UV in June peaks around 10 (very high — sun protection essential). 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 June

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where June 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
June 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).