Ōkubo-naka weather in June

In June, Ōkubo-naka sees average daytime highs of 27°C and overnight lows near 20°C, with 194 mm of rain across 13.7 wet days and about 14.3 hours of daylight. It is the 4th-warmest and 1st-wettest month of the year here.

Highs climb over the month, from about 26°C in the first days to 28°C by the end. The sky is clear or mostly clear about 14% 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 Ōkubo-naka's 12th-clearest and 12th-windiest month. For the whole year in context, see Ōkubo-naka's year-round climate.

Daytime high
27°
4th warmest
Overnight low
20°
9th coldest
Rainfall
194 mm
13.7 wet days
Daylight
14 h 18 min
4:50 AM – 7:07 PM
Cloud cover
78%
12th clearest
Wind
9 km/h
12th windiest
Solar energy
4.99 kWh/m²
Travel score
5.6
out of 10

Temperature in June

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 26°C in the first days to 28°C by the end.

A typical June day in Ōkubo-naka reaches about 27°C in the afternoon and slips back to 20°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 29°C. Set against its neighbours, June runs about 3°C warmer than May and about 4°C cooler than July.

15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12518
22618
32618
42618
52619
62619
72619
82619
92619
102619
112620
122620
132620
142620
152720
162720
172720
182721
192721
202721
212721
222721
232721
242722
252722
262822
272822
282822
292822
302823

How June really feels in Ōkubo-naka

Once humidity and wind are folded in, June 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

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

Ōkubo-naka 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
Jan / 607.80.6102.1
Feb10° / 668.30.810.72.4
Mar14° / 10711.20.111.73.8
Apr19° / 11°11310.4012.85.9
May24° / 16°13410.2013.86.7
Jun27° / 20°19413.7014.35.6
Jul30° / 24°17713.1014.14.3
Aug32° / 25°10710.2013.33.8
Sep29° / 22°17612.3012.25.4
Oct23° / 16°1599.8011.16.9
Nov17° / 10°857.9010.25.8
Dec12° / 698.20.19.73.4

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 14% of the time in June, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 9% of June, with mostly cloudy or overcast conditions the remaining 76%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13367
23268
33169
43070
52971
62872
72773
82773
92773
102575
112575
122476
132476
142278
152278
162278
172080
182080
192080
202080
212080
221882
231882
241882
252080
262080
272179
282179
292278
302278

Chance of precipitation in June

Any precipitation

Ōkubo-naka gets around 194 mm of rain over 13.7 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 46% and peaks near 55% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
133
233
334
435
536
637
738
839
940
1041
1143
1244
1346
1447
1548
1650
1750
1851
1952
2052
2153
2254
2354
2455
2555
2655
2755
2855
2955
3054

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 32% of days. Sticky, muggy-or-worse air turns up on roughly 51% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
11936331110
21735351210
31633351420
41432371520
51330381720
61128391830
71026392040
8925402240
9823402450
10721392760
11619392970
12517383180
13515373490
144143636110
154123438120
163113240140
173103141160
18292942180
19282743200
20272544230
21262344250
22152144281
23151944311
24141743341
25141542371
26131341402
27031240432
28031139462
2902937483
3002836513

Wind in June

Winds average 9 km/h in June, the calmest month.

Across June, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm

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 4:52 AM to 4:53 AM, and sunset from 7:00 PM to 7:10 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
114.14:527:00
214.14:527:01
314.24:527:01
414.24:527:02
514.24:517:02
614.24:517:03
714.24:517:03
814.24:517:04
914.24:517:04
1014.24:507:05
1114.34:507:05
1214.34:507:06
1314.34:507:06
1414.34:507:07
1514.34:507:07
1614.34:507:07
1714.34:507:08
1814.34:507:08
1914.34:517:08
2014.34:517:09
2114.34:517:09
2214.34:517:09
2314.34:517:09
2414.34:517:10
2514.34:527:10
2614.34:527:10
2714.34:527:10
2814.34:537:10
2914.34:537:10
3014.34:537:10

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 4.99 kWh/m².

For context, solar energy here swings from a low near 2.42 kWh/m² to a high of 5.55 kWh/m² in May across the year — June's 4.99 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
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
184.9Bright
194.8Bright
204.8Bright
214.8Bright
224.8Bright
234.7Bright
244.7Bright
254.7Bright
264.7Bright
274.7Bright
284.7Bright
294.7Bright
304.7Bright
Planning a trip in June

Hazard calendar for Ōkubo-naka

In seasonPeak

In June, Ōkubo-naka sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.

Ōkubo-naka 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 Ōkubo-naka?

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

5.6
Sightseeing
5th-best month of the year
5.7
Beach & pool
4th-best month of the year

June is a reasonable time to visit Ōkubo-naka for sightseeing.

What to pack for Ōkubo-naka in June

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

In June, Ōkubo-naka sees daytime highs around 27°C and nights near 20°C. Pack rain gear. Worth having: light clothes and sun protection. About 14 days see rain.

rain gearlight clothessun protection

Sea temperature near Ōkubo-naka 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 at the nearest coast (about 20 km away) is warmest in August at about 27°C and coldest in February near 14°C.

It's comfortable for a long swim from Jun 3 to Nov 16 — about 5.5 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 Ōkubo-naka 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 Ōkubo-naka peaks around June 23 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 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 highModerateJun 23UV 10Dec 21UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5High
Apr7High
May8Very high
Jun10Very high
Jul10Very high
Aug7High
Sep9Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Ōkubo-naka 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 Ōkubo-naka 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 Ōkubo-naka?

Ōkubo-naka sits at 34.4°N, 135.3°E, 23 m above sea level, in Japan. The nearest listed city is Izumisano, 3.0 km away.

Topography around Ōkubo-naka

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

Within 3 km, the terrain around Ōkubo-naka has only modest variations in elevation — a maximum elevation change of 135 m around an average of 33 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 891 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,879 m.

The land around Ōkubo-naka is covered by artificial surfaces (69%) within 3 km, trees (38%), water (34%) and artificial surfaces (22%) within 16 km, and trees (53%) and water (29%) within 80 km.

3 km
135 m
16 km
891 m
80 km
1,879 m
treesgrasslandcroplandartificial surfacesbare terrainwater
June weather nearby: Izumisano 3.0 km · Kaizuka 5.0 km · Kishiwada 7.0 km · Sennan 9.0 km · Tadaoka-higashi 11 km · Hannan 12 km · Izumiōtsu 12 km · Izumi 12 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 Ōkubo-naka (34.4045°, 135.3409°, elevation 23 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).