Niseko weather in June

In June, Niseko sees average daytime highs of 19°C and overnight lows near 11°C, with 77 mm of rain across 10.6 wet days and about 15.1 hours of daylight. It is the 4th-warmest and 7th-wettest month of the year here.

Highs climb over the month, from about 18°C in the first days to 21°C by the end. The sky is clear or mostly clear about 21% 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 Niseko's 7th-clearest and 10th-windiest month. For the whole year in context, see Niseko's year-round climate.

Daytime high
19°
4th warmest
Overnight low
11°
9th coldest
Rainfall
77 mm
10.6 wet days
Daylight
15 h 06 min
4:03 AM – 7:12 PM
Cloud cover
68%
7th clearest
Wind
7 km/h
10th windiest
Solar energy
5.39 kWh/m²
Travel score
5.8
out of 10

Temperature in June

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 18°C in the first days to 21°C by the end.

A typical June day in Niseko reaches about 19°C in the afternoon and slips back to 11°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 23°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)
1179
2189
3189
41810
51810
61810
71810
81810
91810
101810
111811
121911
131911
141911
151911
161911
171912
181912
191912
202012
212012
222012
232013
242013
252013
262013
272013
282113
292114
302114

How June really feels in Niseko

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.

Niseko weather by month

How June compares with the rest of the year at a glance. June is the 4th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-3° / -10°5812.618.59.20.0
Feb-2° / -9°5110.415.610.30.0
Mar / -6°7113.213.911.60.0
Apr / 7511.95.213.11.7
May15° / 9412.60.314.44.3
Jun19° / 11°7710.6015.15.8
Jul23° / 16°13613.9014.86.0
Aug24° / 17°18213.8013.76.1
Sep20° / 12°14113.9012.35.6
Oct14° / 9913.70.610.83.7
Nov / -1°9214.810.19.60.6
Dec-1° / -7°7614.518.88.90.0

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 21% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 13% of June, with mostly cloudy or overcast conditions the remaining 66%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14456
24258
34258
44159
54159
63961
73961
83961
93763
103763
113664
123466
133466
143466
153367
163268
173169
183268
193268
203169
213169
223070
233070
243070
252971
262971
272971
282872
292872
302773

Chance of precipitation in June

Any precipitation

Niseko gets around 77 mm of rain over 10.6 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 36% and peaks near 38% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
138
237
337
437
537
636
736
836
936
1036
1136
1236
1336
1436
1536
1636
1736
1836
1936
2036
2135
2235
2335
2435
2535
2635
2736
2836
2937
3037

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 66% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
195500
294600
393700
492800
591900
6891010
7881110
8861310
9841510
10831610
11811810
12772120
13752320
14732520
15692830
16673030
17643240
18613450
19583660
20563860
21543970
22504190
234842101
244543111
254344121
264044142
273845162
283645172
293444193
303244213

Wind in June

Winds average 7 km/h in June.

Across June, daily wind ranges from about 6 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm

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 7:02 PM to 7:14 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
114.94:087:02
214.94:077:03
315.04:077:04
415.04:067:04
515.04:067:05
615.04:057:06
715.04:057:07
815.04:057:07
915.14:047:08
1015.14:047:08
1115.14:047:09
1215.14:047:10
1315.14:047:10
1415.14:047:11
1515.14:047:11
1615.14:037:12
1715.14:037:12
1815.14:047:12
1915.24:047:13
2015.24:047:13
2115.24:047:13
2215.24:047:13
2315.24:047:14
2415.24:047:14
2515.24:057:14
2615.24:057:14
2715.14:057:14
2815.14:067:14
2915.14:067:14
3015.14:077:14

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 5.39 kWh/m².

For context, solar energy here swings from a low near 1.68 kWh/m² to a high of 5.48 kWh/m² in May across the year — June's 5.39 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.7Bright
25.6Bright
35.6Bright
45.6Bright
55.6Bright
65.6Bright
75.5Bright
85.5Bright
95.5Bright
105.5Bright
115.4Bright
125.4Bright
135.4Bright
145.3Bright
155.3Bright
165.3Bright
175.3Bright
185.3Bright
195.3Bright
205.2Bright
215.2Bright
225.2Bright
235.2Bright
245.2Bright
255.2Bright
265.2Bright
275.1Bright
285.1Bright
295.1Bright
305.1Bright
Planning a trip in June

Hazard calendar for Niseko

In seasonPeak

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

Niseko 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 Niseko?

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

5.8
Sightseeing
3rd-best month of the year
2.5
Beach & pool
4th-best month of the year

June is a reasonable time to visit Niseko for sightseeing.

What to pack for Niseko in June

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

In June, Niseko sees daytime highs around 19°C and nights near 11°C. Worth packing: rain gear and sun protection. About 11 days see rain.

rain gearsun protection

Sea temperature near Niseko in June

The nearest coast averages about 15°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 26 km away) is warmest in August at about 22°C and coldest in February near 6°C.

It's comfortable for a long swim from Jul 29 to Sep 25 — about 1.9 months when the water holds above 20°C.

5°10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan8Bracing
Feb6Bracing
Mar6Bracing
Apr8Bracing
May11Bracing
Jun15Bracing
Jul19Cool
Aug22Refreshing
Sep21Refreshing
Oct17Cool
Nov13Bracing
Dec10Bracing

UV index in Niseko 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 Niseko peaks around August 18 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighVery highHighModerateLowAug 18UV 8Dec 20UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar3Moderate
Apr5High
May8Very high
Jun7High
Jul5Moderate
Aug9Very high
Sep6High
Oct4Moderate
Nov2Low
Dec1Low

Air quality in Niseko 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 Niseko 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 Niseko?

Niseko sits at 42.8°N, 140.7°E, 0 m above sea level, in Japan. The nearest listed city is Kutchan, 11 km away.

Topography around Niseko

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

Within 3 km, the terrain around Niseko has only modest variations in elevation — a maximum elevation change of 199 m around an average of 161 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,881 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,867 m.

The land around Niseko is covered by trees (56%) and cropland (31%) within 3 km, trees (80%) within 16 km, and water (47%) and trees (44%) within 80 km.

3 km
199 m
16 km
1,881 m
80 km
1,867 m
treesgrasslandcroplandartificial surfaceswater
June weather nearby: Kutchan 11 km · Date 41 km · Yoichi 44 km · Otaru 50 km · Noboribetsu 57 km · Muroran 60 km · Sapporo 61 km · Shiraoi 61 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 Niseko (42.8089°, 140.686°, elevation 0 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).