Date weather in June

In June, Date sees average daytime highs of 18°C and overnight lows near 13°C, with 75 mm of rain across 9 wet days and about 15.1 hours of daylight. It is the 4th-warmest and 6th-wettest month of the year here.

Highs climb over the month, from about 17°C in the first days to 20°C by the end. The sky is clear or mostly clear about 20% of the time in June, and the air most often feels dry.

Daylight stretches from about 14 h 54 min at the start of June to 15 h 06 min by month's end. Set against the rest of the year, June is Date's 7th-clearest and 10th-windiest month. For the whole year in context, see Date's year-round climate.

Daytime high
18°
4th warmest
Overnight low
13°
9th coldest
Rainfall
75 mm
9 wet days
Daylight
15 h 06 min
4:04 AM – 7:10 PM
Cloud cover
68%
7th clearest
Wind
10 km/h
10th windiest
Solar energy
5.21 kWh/m²
Travel score
5.8
out of 10

Date is city in Hokkaidō, Japan.

Density
79/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 17°C in the first days to 20°C by the end.

A typical June day in Date reaches about 18°C in the afternoon and slips back to 13°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 22°C. Set against its neighbours, June runs about 4°C warmer than May and about 4°C cooler than July.

10°15°20°25°151015202530
Avg high (°C)Avg low (°C)
11710
21711
31711
41711
51711
61711
71711
81812
91812
101812
111812
121812
131812
141812
151813
161813
171913
181913
191913
201913
211913
221914
231914
242014
252014
262014
272014
282015
292015
302015

How June really feels in Date

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.

Date weather by month

How June compares with the rest of the year at a glance. June is the 4th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-1° / -7°447.911.79.20.0
Feb-1° / -7°406.98.910.30.0
Mar / -4°549.67.911.60.0
Apr / 7010.31.913.11.8
May14° / 8910.9014.44.2
Jun18° / 13°759015.15.8
Jul22° / 17°13112.7014.86.0
Aug24° / 19°16512013.76.4
Sep21° / 15°13411.7012.36.1
Oct15° / 8610.70.110.84.4
Nov / 74113.19.61.1
Dec / -4°6010.312.38.90.0

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 20% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 15% of June, with mostly cloudy or overcast conditions the remaining 65%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14357
24357
34258
44159
54159
64060
73961
83862
93862
103664
113664
123565
133466
143466
153367
163367
173367
183268
193367
203367
213268
223268
233268
243268
253268
263169
273169
283169
293070
303169

Chance of precipitation in June

Any precipitation

Date gets around 75 mm of rain over 9 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 31% and peaks near 34% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
130
229
329
429
529
629
729
829
929
1030
1130
1230
1330
1431
1531
1631
1732
1832
1932
2032
2132
2232
2332
2432
2532
2632
2733
2833
2933
3034

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, June lands in the dry band about 61% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
194600
293700
392800
491900
5881110
6861310
7851410
8831610
9791920
10772120
11752320
12712630
13692830
14663040
15633340
16603550
17573760
18543970
19514180
20494290
214644100
224345120
234146131
243846151
253647171
263347192
273146202
282946223
292745243
302544264

Wind in June

Winds average 10 km/h in June.

Across June, daily wind ranges from about 10 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm

Sunrise & sunset in June

DaylightNight

Daylight runs from about 14 h 54 min at the start of June to 15 h 06 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 4:08 AM to 4:07 AM, and sunset from 7:00 PM to 7:12 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
114.94:087:00
214.94:077:01
314.94:077:02
414.94:067:03
515.04:067:03
615.04:067:04
715.04:057:05
815.04:057:05
915.04:057:06
1015.04:057:07
1115.04:047:07
1215.14:047:08
1315.14:047:08
1415.14:047:09
1515.14:047:09
1615.14:047:10
1715.14:047:10
1815.14:047:10
1915.14:047:11
2015.14:047:11
2115.14:047:11
2215.14:057:12
2315.14:057:12
2415.14:057:12
2515.14:057:12
2615.14:067:12
2715.14:067:12
2815.14:067:12
2915.14:077:12
3015.14:077:12

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 5.21 kWh/m².

For context, solar energy here swings from a low near 1.71 kWh/m² to a high of 5.39 kWh/m² in May across the year — June's 5.21 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.5Bright
45.4Bright
55.4Bright
65.4Bright
75.3Bright
85.3Bright
95.3Bright
105.2Bright
115.2Bright
125.2Bright
135.2Bright
145.1Bright
155.1Bright
165.1Bright
175.1Bright
185.1Bright
195.1Bright
205.1Bright
215.0Bright
225.0Bright
235.0Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
285.0Bright
294.9Bright
304.9Bright
Planning a trip in June

Hazard calendar for Date

In seasonPeak

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

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

Date's rainy season runs May–October, 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 June a good time to visit Date?

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

5.8
Sightseeing
4th-best month of the year
2.2
Beach & pool
4th-best month of the year

June is a reasonable time to visit Date for sightseeing.

What to pack for Date in June

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

In June, Date sees daytime highs around 18°C and nights near 13°C. Worth packing: rain gear and sun protection. About 9 days see rain.

rain gearsun protection

Sea temperature near Date in June

The nearest coast averages about 14°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 21°C and coldest in February near 4°C.

It's comfortable for a long swim from Aug 9 to Sep 13 — about 1.2 months when the water holds above 20°C.

0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarm
Sea temperature (°C)Comfort
Jan6Bracing
Feb4Bracing
Mar4Bracing
Apr6Bracing
May9Bracing
Jun14Bracing
Jul18Cool
Aug21Refreshing
Sep20Refreshing
Oct17Cool
Nov12Bracing
Dec9Bracing

UV index in Date in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Date peaks around August 18 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighVery highHighModerateLowAug 18UV 8Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar3Moderate
Apr5High
May8Very high
Jun7High
Jul5Moderate
Aug9Very high
Sep6High
Oct4Moderate
Nov2Low
Dec1Low

Air quality in Date 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 Date is worst in April — around 20 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (December, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1219 µg/m³Dec 158 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb14Moderate
Mar19Moderate
Apr20Moderate
May18Moderate
Jun12Moderate
Jul11Good
Aug10Good
Sep9Good
Oct11Good
Nov9Good
Dec8Good
Location & terrain

Where is Date?

Date sits at 42.5°N, 140.9°E, 6 m above sea level, in Japan. The nearest listed city is Muroran, 19 km away.

Topography around Date

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

Within 3 km, the terrain around Date has only modest variations in elevation — a maximum elevation change of 147 m around an average of 23 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 901 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,867 m.

The land around Date is covered by water (33%), artificial surfaces (23%) and cropland (21%) within 3 km, water (48%) and trees (41%) within 16 km, and trees (53%) and water (38%) within 80 km.

3 km
147 m
16 km
901 m
80 km
1,867 m
treesgrasslandcroplandartificial surfaceswater
June weather nearby: Muroran 19 km · Noboribetsu 26 km · Shiraoi 41 km · Niseko 41 km · Kutchan 49 km · Yakumo 55 km · Tomakomai 63 km · Honchō 65 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 Date (42.4681°, 140.8681°, elevation 6 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).