Imaichi weather in June

In June, Imaichi sees average daytime highs of 22°C and overnight lows near 15°C, with 255 mm of rain across 21.8 wet days and about 14.5 hours of daylight. It is the 4th-warmest and 4th-wettest month of the year here.

Highs climb over the month, from about 21°C in the first days to 24°C by the end. The sky is clear or mostly clear about 8% of the time in June, and the air most often feels comfortable.

Daylight stretches from about 14 h 18 min at the start of June to 14 h 30 min by month's end. Set against the rest of the year, June is Imaichi's 12th-clearest and 10th-windiest month. For the whole year in context, see Imaichi's year-round climate.

Daytime high
22°
4th warmest
Overnight low
15°
9th coldest
Rainfall
255 mm
21.8 wet days
Daylight
14 h 30 min
4:27 AM – 6:56 PM
Cloud cover
81%
12th clearest
Wind
5 km/h
10th windiest
Solar energy
4.53 kWh/m²
Travel score
4.5
out of 10

Imaichi is human settlement in Japan.

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 21°C in the first days to 24°C by the end.

A typical June day in Imaichi reaches about 22°C in the afternoon and slips back to 15°C overnight — a 7°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)
12113
22113
32113
42113
52114
62114
72114
82114
92114
102214
112215
122215
132215
142215
152215
162215
172216
182216
192216
202216
212316
222316
232316
242317
252317
262317
272317
282417
292417
302418

How June really feels in Imaichi

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.

Imaichi weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -3°618.58.39.80.0
Feb / -3°598.97.110.60.1
Mar / -0°12214.27.611.71.5
Apr14° / 15215.12.112.93.7
May19° / 10°19717.40.113.95.0
Jun22° / 15°25521.8014.54.5
Jul26° / 19°34325.8014.34.2
Aug27° / 20°28523.9013.44.4
Sep23° / 17°29020.3012.24.9
Oct18° / 10°22017.50.111.14.7
Nov12° / 95100.4103.3
Dec / -1°6195.19.50.8

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 8% of the time in June, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 11% of June, with mostly cloudy or overcast conditions the remaining 82%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
12872
22674
32674
42575
52575
62476
72377
82377
92278
102179
112080
122080
131882
141882
151783
161783
171585
181585
191585
201486
211486
221486
231486
241486
251387
261387
271387
281387
291387
301387

Chance of precipitation in June

Any precipitation

Imaichi gets around 255 mm of rain over 21.8 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 74% and peaks near 83% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
161
261
362
463
564
665
766
867
968
1069
1170
1271
1372
1474
1575
1676
1777
1878
1978
2079
2179
2280
2380
2481
2581
2682
2782
2883
2983
3083

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 37% of days. Sticky, muggy-or-worse air turns up on roughly 11% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
15636800
25338900
350401000
447411210
544421310
641441510
738451610
835461820
931462020
1028472230
1126472430
1223472740
1320462950
1418463150
1516453360
1614443570
1713423780
1811403990
19103940110
2093741120
2183542140
2273343160
2363144180
2452945201
2552745231
2642546251
2742346271
2832145292
2931945312
3021744333

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 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
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 18 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 12 minutes over June. Sunrise moves from 4:29 AM to 4:30 AM, and sunset from 6:48 PM to 6:59 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
114.34:296:48
214.34:296:49
314.44:286:50
414.44:286:50
514.44:286:51
614.44:286:52
714.44:276:52
814.44:276:53
914.44:276:53
1014.44:276:54
1114.54:276:54
1214.54:276:55
1314.54:276:55
1414.54:276:56
1514.54:276:56
1614.54:276:56
1714.54:276:57
1814.54:276:57
1914.54:276:57
2014.54:276:58
2114.54:276:58
2214.54:276:58
2314.54:286:58
2414.54:286:59
2514.54:286:59
2614.54:286:59
2714.54:296:59
2814.54:296:59
2914.54:296:59
3014.54:306:59

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 4.53 kWh/m².

For context, solar energy here swings from a low near 2.29 kWh/m² to a high of 5.18 kWh/m² in May across the year — June's 4.53 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.1Bright
45.0Bright
55.0Bright
64.9Bright
74.9Bright
84.8Bright
94.8Bright
104.7Bright
114.6Bright
124.6Bright
134.5Bright
144.5Bright
154.5Bright
164.4Bright
174.4Bright
184.3Bright
194.3Bright
204.3Bright
214.3Bright
224.2Bright
234.2Bright
244.2Bright
254.2Bright
264.2Bright
274.2Bright
284.1Bright
294.1Bright
304.1Bright
Planning a trip in June

Hazard calendar for Imaichi

In seasonPeak

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

Imaichi's rainy season runs May–October, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is June a good time to visit Imaichi?

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

4.5
Sightseeing
4th-best month of the year
3.2
Beach & pool
4th-best month of the year

June is a reasonable time to visit Imaichi for sightseeing.

What to pack for Imaichi in June

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

In June, Imaichi sees daytime highs around 22°C and nights near 15°C. Pack rain gear. Worth having: light clothes and sun protection. About 22 days see rain.

rain gearlight clothessun protection

UV index in Imaichi 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 Imaichi peaks around July 18 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 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 highModerateJul 18UV 10Jan 1UV 2
UV index (midday)Level
Jan2Moderate
Feb4Moderate
Mar5High
Apr7High
May9Very high
Jun9Very high
Jul10Very high
Aug9Very high
Sep9Very high
Oct6High
Nov3Moderate
Dec2Moderate

Air quality in Imaichi 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 Imaichi is worst in April — around 21 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (December, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1721 µg/m³Dec 179 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb13Moderate
Mar19Moderate
Apr21Moderate
May20Moderate
Jun16Moderate
Jul14Moderate
Aug13Moderate
Sep11Good
Oct11Good
Nov10Good
Dec9Good
Location & terrain

Where is Imaichi?

Imaichi sits at 36.7°N, 139.7°E, 391 m above sea level, in Japan. The nearest listed city is Nikko, 7.0 km away.

Topography around Imaichi

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

Within 3 km, the terrain around Imaichi has significant variations in elevation — a maximum elevation change of 342 m around an average of 421 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,085 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,551 m.

The land around Imaichi is covered by trees (61%) within 3 km, trees (82%) within 16 km, and trees (70%) within 80 km.

3 km
342 m
16 km
2,085 m
80 km
2,551 m
treesgrasslandcroplandartificial surfaceswater
June weather nearby: Nikko 7.0 km · Kanuma 19 km · Yaita 24 km · Utsunomiya 24 km · Ujiie 26 km · Sakura 27 km · Hōshakuji 28 km · Mibu 35 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 Imaichi (36.7167°, 139.6833°, elevation 391 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. 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).