Yabuki weather in August

In August, Yabuki sees average daytime highs of 27°C and overnight lows near 20°C, with 139 mm of rain across 14.6 wet days and about 13.4 hours of daylight. It is the 1st-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 28°C in the first days to 26°C by the end. The sky is clear or mostly clear about 17% of the time in August, and the air most often feels muggy.

Daylight stretches from about 13 h 54 min at the start of August to 12 h 54 min by month's end. Set against the rest of the year, August is Yabuki's 9th-clearest and 12th-windiest month. For the whole year in context, see Yabuki's year-round climate.

Daytime high
27°
1st warmest
Overnight low
20°
12th coldest
Rainfall
139 mm
14.6 wet days
Daylight
13 h 24 min
5:00 AM – 6:26 PM
Cloud cover
70%
9th clearest
Wind
7 km/h
12th windiest
Solar energy
4.45 kWh/m²
Travel score
5.4
out of 10

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 28°C in the first days to 26°C by the end.

A typical August day in Yabuki reaches about 27°C in the afternoon and slips back to 20°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 31°C. Set against its neighbours, August runs about 1°C warmer than July and about 4°C warmer than September.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12821
22821
32821
42821
52821
62821
72821
82821
92821
102821
112821
122821
132821
142821
152821
162821
172820
182820
192720
202720
212720
222720
232720
242720
252720
262720
272720
282620
292619
302619
312619

How August really feels in Yabuki

Once humidity and wind are folded in, August 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

August sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Yabuki weather by month

How August compares with the rest of the year at a glance. August is the 1st-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°579.19.29.70.0
Feb / -3°498.27.410.60.0
Mar / -0°8911.65.811.71.3
Apr14° / 10011.51.412.94.0
May20° / 10°11312.10145.8
Jun23° / 15°13414.1014.55.7
Jul26° / 19°18917.3014.35.3
Aug27° / 20°13914.6013.45.4
Sep23° / 17°17214.1012.35.8
Oct18° / 10°14711.30115.3
Nov12° / 728.70.7103.1
Dec / -1°539.65.89.50.5

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 17% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 15% of August, with mostly cloudy or overcast conditions the remaining 68%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13268
23268
33268
43268
53367
63367
73268
83268
93268
103169
113169
123169
133169
143169
153169
163268
173169
183169
193169
203268
213268
223367
233367
243367
253466
263367
273367
283466
293466
303466
313466

Chance of precipitation in August

Any precipitation

Yabuki gets around 139 mm of rain over 14.6 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 47% and peaks near 51% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
144
243
343
443
543
643
744
844
945
1045
1146
1247
1347
1448
1548
1648
1749
1849
1949
2049
2149
2249
2350
2450
2550
2650
2751
2851
2951
3051
3151

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the muggy band about 44% of days. Sticky, muggy-or-worse air turns up on roughly 76% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
104124638
204124639
304124539
404124440
504124440
604134340
704134340
804134340
904134340
1004144339
1104144339
1204144338
1314154437
1414154536
1514154535
1614164634
1714164633
1815164632
1915174631
2016184530
2116194529
2216204527
2316214526
2417234425
2517244424
2617264422
2718274321
2818284220
2919294219
3019304118
31110314017

Wind in August

Winds average 7 km/h in August, the calmest month.

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

0246810151015202531
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
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 13 h 54 min at the start of August to 12 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 60 minutes over August. Sunrise moves from 4:47 AM to 5:12 AM, and sunset from 6:43 PM to 6:05 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.94:476:43
213.94:486:42
313.94:496:41
413.84:496:40
513.84:506:39
613.84:516:38
713.74:526:37
813.74:536:36
913.74:546:34
1013.64:546:33
1113.64:556:32
1213.64:566:31
1313.54:576:30
1413.54:586:29
1513.54:596:27
1613.45:006:26
1713.45:016:25
1813.45:016:23
1913.35:026:22
2013.35:036:21
2113.35:046:19
2213.25:056:18
2313.25:066:17
2413.15:076:15
2513.15:076:14
2613.15:086:12
2713.05:096:11
2813.05:106:09
2913.05:116:08
3012.95:126:07
3112.95:126:05

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.45 kWh/m².

For context, solar energy here swings from a low near 2.21 kWh/m² to a high of 5.3 kWh/m² in May across the year — August's 4.45 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.8Bright
44.8Bright
54.8Bright
64.7Bright
74.7Bright
84.7Bright
94.7Bright
104.6Bright
114.6Bright
124.6Bright
134.5Bright
144.5Bright
154.5Bright
164.4Bright
174.4Bright
184.4Bright
194.3Bright
204.3Bright
214.3Bright
224.3Bright
234.2Bright
244.2Bright
254.2Bright
264.1Bright
274.1Bright
284.1Bright
294.0Bright
304.0Bright
314.0Moderate
Planning a trip in August

Hazard calendar for Yabuki

In seasonPeak

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

Yabuki 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 August a good time to visit Yabuki?

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

5.4
Sightseeing
4th-best month of the year
5.8
Beach & pool
1st-best month of the year

August is a reasonable time to visit Yabuki for sightseeing.

What to pack for Yabuki in August

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

In August, Yabuki sees daytime highs around 27°C and nights near 20°C. Pack light clothes and rain gear. About 15 days see rain.

light clothesrain gear

Sea temperature near Yabuki in August

The nearest coast averages about 24°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 61 km away) is warmest in August at about 24°C and coldest in March near 12°C.

It's comfortable for a long swim from Jul 1 to Oct 22 — about 3.7 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan14Bracing
Feb12Bracing
Mar12Bracing
Apr14Bracing
May16Cool
Jun19Cool
Jul21Refreshing
Aug24Refreshing
Sep23Refreshing
Oct20Refreshing
Nov18Cool
Dec16Cool

UV index in Yabuki in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August 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 Yabuki peaks around July 17 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 2 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateJul 17UV 9Jan 1UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr7High
May8Very high
Jun9Very high
Jul9Very high
Aug9Very high
Sep8Very high
Oct6High
Nov3Moderate
Dec2Low

Air quality in Yabuki in August

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where August falls, not just the annual average.

Air quality in Yabuki is worst in April — around 21 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (December, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1721 µg/m³Dec 1810 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb14Moderate
Mar20Moderate
Apr21Moderate
May20Moderate
Jun16Moderate
Jul14Moderate
Aug12Good
Sep11Good
Oct12Good
Nov11Good
Dec10Good
Location & terrain

Where is Yabuki?

Yabuki sits at 37.2°N, 140.3°E, 282 m above sea level, in Japan. The nearest listed city is Shirakawa, 10 km away.

Topography around Yabuki

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

Within 3 km, the terrain around Yabuki has only modest variations in elevation — a maximum elevation change of 87 m around an average of 291 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 456 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,279 m.

The land around Yabuki is covered by cropland (45%), trees (31%) and artificial surfaces (20%) within 3 km, trees (55%) and cropland (31%) within 16 km, and trees (74%) within 80 km.

3 km
87 m
16 km
456 m
80 km
2,279 m
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Shirakawa 10 km · Sukagawa 11 km · Ishikawa 13 km · Kumakura 14 km · Kōriyama 23 km · Nasu 26 km · Miharu 30 km · Nasushiobara 33 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 Yabuki (37.2°, 140.3167°, elevation 282 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).