Gōtsuchō weather in August

In August, Gōtsuchō sees average daytime highs of 29°C and overnight lows near 25°C, with 143 mm of rain across 13.6 wet days and about 13.3 hours of daylight. It is the 1st-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 31% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 13 h 48 min at the start of August to 12 h 48 min by month's end. Set against the rest of the year, August is Gōtsuchō's 4th-clearest and 11th-windiest month. For the whole year in context, see Gōtsuchō's year-round climate.

Daytime high
29°
1st warmest
Overnight low
25°
12th coldest
Rainfall
143 mm
13.6 wet days
Daylight
13 h 18 min
5:35 AM – 6:55 PM
Cloud cover
60%
4th clearest
Wind
11 km/h
11th windiest
Solar energy
5.08 kWh/m²
Travel score
4.8
out of 10

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical August day in Gōtsuchō reaches about 29°C in the afternoon and slips back to 25°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 32°C. Set against its neighbours, August runs about 2°C warmer than July and about 3°C warmer than September.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13025
23025
33025
43025
53025
63025
73025
83025
93025
103025
113025
123025
133025
143025
153025
163025
173025
183025
192925
202924
212924
222924
232924
242924
252924
262924
272924
282924
292924
302823
312823

How August really feels in Gōtsuchō

Once humidity and wind are folded in, August averages 24 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
24
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in August is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Gōtsuchō 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 / 11617.869.91.1
Feb / 10115.14.910.71.4
Mar12° / 12714.21.311.72.9
Apr17° / 10°11111.1012.95.2
May21° / 15°12210.4013.86.4
Jun24° / 19°17412.6014.36.2
Jul28° / 23°22014.7014.15.2
Aug29° / 25°14313.6013.34.8
Sep26° / 21°18513.4012.26.1
Oct21° / 16°10810.2011.16.6
Nov16° / 11°9611.4010.24.8
Dec11° / 12417.139.72.2

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 31% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 16% of August, with mostly cloudy or overcast conditions the remaining 53%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15050
25050
35050
45050
55149
65050
75050
84951
94852
104852
114852
124753
134753
144654
154753
164753
174753
184753
194852
204753
214753
224753
234753
244555
254555
264555
274456
284456
294456
304456
314258

Chance of precipitation in August

Any precipitation

Gōtsuchō gets around 143 mm of rain over 13.6 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 45% and peaks near 48% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
139
239
339
440
540
640
740
841
942
1042
1143
1244
1345
1445
1546
1647
1747
1847
1947
2048
2148
2248
2347
2447
2547
2647
2747
2847
2947
3047
3147

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the oppressive band about 62% of days. Sticky, muggy-or-worse air turns up on roughly 97% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
10086725
20076726
30076627
40076528
50076528
60176329
70176329
80176329
90176230
100186229
110186229
120186328
130196228
140196327
1501106326
1601116325
1701126324
1801136422
1902146321
2002156320
2102176318
2203186217
2303196315
2404216114
2504226113
2605236012
2705255911
2806265810
290727579
301828558
311829557

Wind in August

Winds average 11 km/h in August.

Across August, daily wind ranges from about 11 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 13 h 48 min at the start of August to 12 h 48 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 5:24 AM to 5:47 AM, and sunset from 7:10 PM to 6:35 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.85:247:10
213.85:257:10
313.75:257:09
413.75:267:08
513.75:277:07
613.65:287:06
713.65:287:05
813.65:297:04
913.55:307:03
1013.55:317:02
1113.55:327:01
1213.55:327:00
1313.45:336:58
1413.45:346:57
1513.45:356:56
1613.35:356:55
1713.35:366:54
1813.35:376:53
1913.25:386:51
2013.25:386:50
2113.25:396:49
2213.15:406:48
2313.15:416:46
2413.15:426:45
2513.05:426:44
2613.05:436:42
2713.05:446:41
2812.95:456:40
2912.95:456:38
3012.85:466:37
3112.85:476:35

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.08 kWh/m².

For context, solar energy here swings from a low near 2 kWh/m² to a high of 5.67 kWh/m² in May across the year — August's 5.08 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.4Bright
45.4Bright
55.4Bright
65.4Bright
75.3Bright
85.3Bright
95.3Bright
105.3Bright
115.2Bright
125.2Bright
135.2Bright
145.1Bright
155.1Bright
165.1Bright
175.0Bright
185.0Bright
195.0Bright
205.0Bright
214.9Bright
224.9Bright
234.8Bright
244.8Bright
254.8Bright
264.8Bright
274.7Bright
284.7Bright
294.6Bright
304.6Bright
314.5Bright
Planning a trip in August

Hazard calendar for Gōtsuchō

In seasonPeak

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

Gōtsuchō 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 Gōtsuchō?

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

4.8
Sightseeing
7th-best month of the year
6.3
Beach & pool
1st-best month of the year

August is a reasonable time to visit Gōtsuchō for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Gōtsuchō in August

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

In August, Gōtsuchō sees daytime highs around 29°C and nights near 25°C. Pack light clothes. Worth having: rain gear and sun protection. About 14 days see rain.

light clothesrain gearsun protection

Sea temperature near Gōtsuchō in August

The nearest coast averages about 27°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 16 km away) is warmest in August at about 27°C and coldest in February near 13°C.

It's comfortable for a long swim from Jun 10 to Nov 17 — about 5.3 months when the water holds above 20°C.

10°15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan15Bracing
Feb13Bracing
Mar13Bracing
Apr15Bracing
May17Cool
Jun21Refreshing
Jul24Warm
Aug27Warm
Sep26Warm
Oct23Refreshing
Nov20Refreshing
Dec17Cool

UV index in Gōtsuchō in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Gōtsuchō peaks around July 17 at about 10 (extreme) — 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 highExtremeVery highModerateJul 17UV 10Dec 21UV 2
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5Moderate
Apr7High
May8Very high
Jun9Very high
Jul11Extreme
Aug10Very high
Sep9Very high
Oct6High
Nov4Moderate
Dec2Moderate

Air quality in Gōtsuchō 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 Gōtsuchō is worst in April — around 23 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (October, 11 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateApr 923 µg/m³Oct 1011 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb18Moderate
Mar23Moderate
Apr23Moderate
May20Moderate
Jun16Moderate
Jul12Good
Aug11Good
Sep11Good
Oct11Good
Nov13Moderate
Dec13Moderate
Location & terrain

Where is Gōtsuchō?

Gōtsuchō sits at 35.0°N, 132.2°E, 31 m above sea level, in Japan. The nearest listed city is Hamada, 19 km away.

Topography around Gōtsuchō

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

Within 3 km, the terrain around Gōtsuchō has significant variations in elevation — a maximum elevation change of 460 m around an average of 65 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 616 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,327 m.

The land around Gōtsuchō is covered by trees (55%) and water (29%) within 3 km, trees (49%) and water (47%) within 16 km, and trees (61%) and water (34%) within 80 km.

3 km
460 m
16 km
616 m
80 km
1,327 m
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Hamada 19 km · Ōdachō-ōda 33 km · Yae 46 km · Masuda 51 km · Aki-takata 56 km · Miyoshi 61 km · Izumo 63 km · Unnan 67 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 Gōtsuchō (35.0086°, 132.2257°, elevation 31 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).