Minamiuonuma weather in June

In June, Minamiuonuma sees average daytime highs of 22°C and overnight lows near 14°C, with 201 mm of rain across 18.4 wet days and about 14.5 hours of daylight. It is the 4th-warmest and 7th-wettest month of the year here.

Highs climb over the month, from about 21°C in the first days to 23°C by the end. The sky is clear or mostly clear about 10% of the time in June, and the air most often feels comfortable.

Daylight stretches from about 14 h 24 min at the start of June to 14 h 30 min by month's end. Set against the rest of the year, June is Minamiuonuma's 12th-clearest and 9th-windiest month. For the whole year in context, see Minamiuonuma's year-round climate.

Daytime high
22°
4th warmest
Overnight low
14°
9th coldest
Rainfall
201 mm
18.4 wet days
Daylight
14 h 30 min
4:29 AM – 7:01 PM
Cloud cover
78%
12th clearest
Wind
5 km/h
9th windiest
Solar energy
5.18 kWh/m²
Travel score
5.0
out of 10

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 23°C by the end.

A typical June day in Minamiuonuma reaches about 22°C in the afternoon and slips back to 14°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 26°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°151015202530
Avg high (°C)Avg low (°C)
12112
22112
32112
42112
52112
62113
72113
82113
92113
102113
112213
122214
132214
142214
152214
162214
172214
182215
192215
202215
212315
222315
232315
242316
252316
262316
272316
282316
292416
302417

How June really feels in Minamiuonuma

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.

Minamiuonuma 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 / -6°22925.425.39.70.0
Feb / -5°17721.320.310.60.0
Mar / -3°17621.217.311.70.3
Apr12° / 13916.6512.92.7
May19° / 16115.90.3145.1
Jun22° / 14°20118.4014.55.0
Jul26° / 18°29222.5014.34.7
Aug27° / 19°21720.2013.45.0
Sep23° / 15°21618.2012.35.2
Oct17° / 20117.50.3114.3
Nov10° / 16818.76.4101.9
Dec / -4°21023.319.49.50.1

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 10% 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 79%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13268
23268
33070
43070
52971
62971
72773
82773
92476
102476
112377
122179
132080
141981
151981
161882
171783
181783
191585
201585
211585
221585
231585
241486
251486
261486
271486
281486
291585
301585

Chance of precipitation in June

Any precipitation

Minamiuonuma gets around 201 mm of rain over 18.4 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 62% and peaks near 75% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
150
251
351
452
552
653
753
854
955
1056
1157
1259
1360
1461
1562
1664
1765
1865
1966
2067
2168
2269
2369
2470
2571
2672
2773
2874
2974
3075

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, June lands in the comfortable band about 38% of days. Sticky, muggy-or-worse air turns up on roughly 7% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1732520
2702730
3682930
4653140
5613351
6583561
7553771
8513991
94841101
104442121
114044142
123745162
133446182
143047202
152748223
162548243
172247264
182047285
191846306
201645327
211443348
2213423610
2311403712
2410383914
258364016
267344118
276314220
285294322
295264425
304244527

Wind in June

Winds average 5 km/h in June.

Across June, daily wind ranges from about 5 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm

Sunrise & sunset in June

DaylightNight

Daylight runs from about 14 h 24 min at the start of June to 14 h 30 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 4:31 AM to 4:32 AM, and sunset from 6:53 PM to 7:03 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
114.44:316:53
214.44:316:53
314.44:316:54
414.44:306:55
514.44:306:55
614.44:306:56
714.44:306:56
814.54:296:57
914.54:296:57
1014.54:296:58
1114.54:296:59
1214.54:296:59
1314.54:296:59
1414.54:297:00
1514.54:297:00
1614.54:297:01
1714.54:297:01
1814.54:297:01
1914.54:297:02
2014.54:297:02
2114.54:297:02
2214.64:297:03
2314.64:307:03
2414.54:307:03
2514.54:307:03
2614.54:307:03
2714.54:317:03
2814.54:317:03
2914.54:317:03
3014.54:327:03

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 5.18 kWh/m².

For context, solar energy here swings from a low near 2.08 kWh/m² to a high of 5.62 kWh/m² in May across the year — June's 5.18 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.6Bright
45.6Bright
55.6Bright
65.5Bright
75.5Bright
85.5Bright
95.4Bright
105.4Bright
115.3Bright
125.3Bright
135.2Bright
145.2Bright
155.1Bright
165.1Bright
175.1Bright
185.0Bright
195.0Bright
204.9Bright
214.9Bright
224.9Bright
234.8Bright
244.8Bright
254.8Bright
264.8Bright
274.7Bright
284.7Bright
294.7Bright
304.7Bright
Planning a trip in June

Hazard calendar for Minamiuonuma

In seasonPeak

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

Minamiuonuma 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 Minamiuonuma?

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

5.0
Sightseeing
3rd-best month of the year
3.5
Beach & pool
4th-best month of the year

June is a reasonable time to visit Minamiuonuma for sightseeing.

What to pack for Minamiuonuma in June

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

In June, Minamiuonuma sees daytime highs around 22°C and nights near 14°C. Pack rain gear. Worth having: light clothes and sun protection. About 18 days see rain.

rain gearlight clothessun protection

Sea temperature near Minamiuonuma in June

The nearest coast averages about 20°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 39 km away) is warmest in August at about 27°C and coldest in March near 10°C.

It's comfortable for a long swim from Jun 21 to Oct 31 — about 4.4 months when the water holds above 20°C.

10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan12Bracing
Feb11Bracing
Mar10Bracing
Apr11Bracing
May15Bracing
Jun20Cool
Jul23Refreshing
Aug27Warm
Sep25Warm
Oct22Refreshing
Nov18Cool
Dec15Cool

UV index in Minamiuonuma in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Minamiuonuma peaks around August 12 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateAug 12UV 10Dec 21UV 2
UV index (midday)Level
Jan2Moderate
Feb4Moderate
Mar5Moderate
Apr7High
May8Very high
Jun9Very high
Jul10Very high
Aug10Very high
Sep8Very high
Oct5High
Nov3Moderate
Dec2Moderate

Air quality in Minamiuonuma 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 Minamiuonuma is worst in April — around 21 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (December, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1821 µg/m³Dec 1610 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb14Moderate
Mar19Moderate
Apr21Moderate
May20Moderate
Jun18Moderate
Jul15Moderate
Aug13Moderate
Sep12Good
Oct12Good
Nov11Good
Dec10Good
Location & terrain

Where is Minamiuonuma?

Minamiuonuma sits at 37.1°N, 138.9°E, 198 m above sea level, in Japan. The nearest listed city is Muikamachi, 2.0 km away.

Topography around Minamiuonuma

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

Within 3 km, the terrain around Minamiuonuma has significant variations in elevation — a maximum elevation change of 455 m around an average of 255 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,870 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,551 m.

The land around Minamiuonuma is covered by trees (52%) and cropland (26%) within 3 km, trees (76%) within 16 km, and trees (74%) within 80 km.

3 km
455 m
16 km
1,870 m
80 km
2,551 m
treesgrasslandcroplandartificial surfaceswater
June weather nearby: Muikamachi 2.0 km · Shiozawa 5.0 km · Tōkamachi 11 km · Uonuma 20 km · Ojiya 25 km · Nagaoka 41 km · Kashiwazaki 43 km · Minakami 45 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 Minamiuonuma (37.0826°, 138.8741°, elevation 198 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).