Okazaki weather in June

In June, Okazaki sees average daytime highs of 26°C and overnight lows near 18°C, with 242 mm of rain across 16.5 wet days and about 14.3 hours of daylight. It is the 4th-warmest and 2nd-wettest month of the year here.

Highs climb over the month, from about 25°C in the first days to 27°C by the end. The sky is clear or mostly clear about 12% of the time in June, and the air most often feels humid.

Daylight stretches from about 14 h 12 min at the start of June to 14 h 18 min by month's end. Set against the rest of the year, June is Okazaki's 12th-clearest and 9th-windiest month. For the whole year in context, see Okazaki's year-round climate.

Daytime high
26°
4th warmest
Overnight low
18°
9th coldest
Rainfall
242 mm
16.5 wet days
Daylight
14 h 18 min
4:42 AM – 7:02 PM
Cloud cover
79%
12th clearest
Wind
9 km/h
9th windiest
Solar energy
4.92 kWh/m²
Travel score
5.3
out of 10

Okazaki is city in Aichi Prefecture, Japan.

Founded
1916

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 25°C in the first days to 27°C by the end.

A typical June day in Okazaki reaches about 26°C in the afternoon and slips back to 18°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 29°C. Set against its neighbours, June runs about 3°C warmer than May and about 4°C cooler than July.

10°15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12416
22516
32516
42517
52517
62517
72517
82517
92517
102518
112518
122518
132518
142518
152618
162618
172619
182619
192619
202619
212619
222619
232620
242720
252720
262720
272720
282720
292721
302721

How June really feels in Okazaki

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.

Okazaki weather by month

How June compares with the rest of the year at a glance. June is the 4th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 6360.69.91.7
Feb / 766.80.810.72.1
Mar13° / 13610.80.111.73.7
Apr18° / 15111.1012.95.6
May23° / 14°17212.4013.86.3
Jun26° / 18°24216.5014.35.3
Jul29° / 23°27818.9014.14.2
Aug31° / 23°17417.3013.33.9
Sep27° / 20°23914.9012.25.4
Oct22° / 14°20412.1011.16.4
Nov16° / 1048.3010.25.4
Dec11° / 656.40.19.72.9

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 12% of the time in June, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 8% of June, with mostly cloudy or overcast conditions the remaining 80%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13070
22971
32971
42773
52773
62674
72476
82476
92377
102278
112278
122080
132080
141981
151981
161882
171882
181783
191783
201783
211684
221684
231684
241684
251684
261684
271684
281684
291783
301882

Chance of precipitation in June

Any precipitation

Okazaki gets around 242 mm of rain over 16.5 wet days in June. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 56% and peaks near 67% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
140
241
342
443
544
645
746
847
948
1050
1151
1253
1354
1456
1557
1659
1760
1861
1962
2063
2163
2264
2365
2465
2566
2666
2767
2867
2967
3067

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, June lands in the humid band about 36% of days. Sticky, muggy-or-worse air turns up on roughly 34% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1294325400
2264327400
3244228500
4214230610
5194132710
6174034810
7153836920
81337381120
91135391220
101033411430
11831421530
12729441730
13626452040
14524452240
15421452450
16319452660
17317452870
18215443080
19214433290
202124234110
211114036120
22193837140
23183638160
24173439180
25163240210
26053041230
27052742250
28042543280
29032343301
30032143321

Wind in June

Winds average 9 km/h in June.

Across June, daily wind ranges from about 9 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
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
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 12 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 6 minutes over June. Sunrise moves from 4:44 AM to 4:45 AM, and sunset from 6:54 PM to 7:04 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
114.24:446:54
214.24:436:55
314.24:436:55
414.24:436:56
514.24:436:56
614.24:426:57
714.34:426:58
814.34:426:58
914.34:426:59
1014.34:426:59
1114.34:427:00
1214.34:427:00
1314.34:417:00
1414.34:417:01
1514.34:417:01
1614.34:427:02
1714.34:427:02
1814.34:427:02
1914.34:427:03
2014.34:427:03
2114.44:427:03
2214.44:427:03
2314.44:427:04
2414.44:437:04
2514.34:437:04
2614.34:437:04
2714.34:447:04
2814.34:447:04
2914.34:447:04
3014.34:457:04

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 4.92 kWh/m².

For context, solar energy here swings from a low near 2.57 kWh/m² to a high of 5.45 kWh/m² in May across the year — June's 4.92 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.5Bright
25.4Bright
35.4Bright
45.3Bright
55.3Bright
65.3Bright
75.2Bright
85.2Bright
95.1Bright
105.1Bright
115.0Bright
125.0Bright
134.9Bright
144.9Bright
154.8Bright
164.8Bright
174.8Bright
184.8Bright
194.7Bright
204.7Bright
214.7Bright
224.7Bright
234.7Bright
244.7Bright
254.6Bright
264.6Bright
274.6Bright
284.6Bright
294.7Bright
304.7Bright
Planning a trip in June

Hazard calendar for Okazaki

In seasonPeak

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

Okazaki 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 Okazaki?

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

5.3
Sightseeing
6th-best month of the year
5.1
Beach & pool
4th-best month of the year

June is a reasonable time to visit Okazaki for sightseeing.

What to pack for Okazaki in June

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

In June, Okazaki sees daytime highs around 26°C and nights near 18°C. Pack rain gear. Worth having: light clothes and sun protection. About 17 days see rain.

rain gearlight clothessun protection

Sea temperature near Okazaki in June

The nearest coast averages about 22°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 28 km away) is warmest in August at about 27°C and coldest in February near 13°C.

It's comfortable for a long swim from May 31 to Nov 9 — about 5.4 months when the water holds above 20°C.

10°15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan14Bracing
Feb13Bracing
Mar14Bracing
Apr15Cool
May18Cool
Jun22Refreshing
Jul25Warm
Aug27Warm
Sep26Warm
Oct22Refreshing
Nov19Cool
Dec17Cool

UV index in Okazaki 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 Okazaki peaks around July 11 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 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 11UV 10Dec 23UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5Moderate
Apr7High
May8Very high
Jun10Very high
Jul10Very high
Aug9Very high
Sep9Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Okazaki 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 Okazaki is worst in April — around 22 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (December, 13 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1322 µg/m³Dec 1813 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb17Moderate
Mar21Moderate
Apr22Moderate
May21Moderate
Jun19Moderate
Jul15Moderate
Aug14Moderate
Sep14Moderate
Oct15Moderate
Nov15Moderate
Dec13Moderate
Location & terrain

Where is Okazaki?

Okazaki sits at 35.0°N, 137.2°E, 34 m above sea level, in Japan. The nearest listed city is Anjō, 8.0 km away.

Topography around Okazaki

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

Within 3 km, the terrain around Okazaki has only modest variations in elevation — a maximum elevation change of 104 m around an average of 28 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 614 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,181 m.

The land around Okazaki is covered by artificial surfaces (76%) within 3 km, trees (44%) and artificial surfaces (35%) within 16 km, and trees (49%) and water (27%) within 80 km.

3 km
104 m
16 km
614 m
80 km
2,181 m
treesgrasslandcroplandartificial surfacesbare terrainwater
June weather nearby: Anjō 8.0 km · Kōta 8.0 km · Chiryū 13 km · Nishio 14 km · Gamagōri 14 km · Toyota 15 km · Miyoshi 17 km · Kariya 17 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 Okazaki (34.95°, 137.1667°, elevation 34 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).