Kumano weather in August

In August, Kumano sees average daytime highs of 28°C and overnight lows near 23°C, with 284 mm of rain across 20.1 wet days and about 13.3 hours of daylight. It is the 1st-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 23% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 13 h 42 min at the start of August to 12 h 48 min by month's end. Set against the rest of the year, August is Kumano's 8th-clearest and 11th-windiest month. For the whole year in context, see Kumano's year-round climate.

Daytime high
28°
1st warmest
Overnight low
23°
12th coldest
Rainfall
284 mm
20.1 wet days
Daylight
13 h 18 min
5:21 AM – 6:38 PM
Cloud cover
66%
8th clearest
Wind
7 km/h
11th windiest
Solar energy
4.87 kWh/m²
Travel score
4.5
out of 10

Kumano is city in Mie Prefecture, Japan.

Density
43/km²
people per km²
Founded
2005

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 28°C through the month.

A typical August day in Kumano reaches about 28°C in the afternoon and slips back to 23°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 31°C. Set against its neighbours, August runs on par with July and about 3°C warmer than September.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12923
22923
32923
42923
52923
62923
72923
82923
92923
102923
112923
122923
132823
142823
152823
162823
172823
182823
192823
202823
212822
222822
232822
242822
252822
262822
272822
282722
292722
302722
312722

How August really feels in Kumano

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.

Kumano weather by month

How August compares with the rest of the year at a glance. August is the 1st-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 927.22.2101.2
Feb / 1018.32.410.71.6
Mar12° / 172121.311.73.1
Apr17° / 185120.112.85.0
May21° / 13°21714.2013.75.7
Jun23° / 18°33518.6014.25.0
Jul27° / 22°30320.30144.6
Aug28° / 23°28420.1013.34.5
Sep25° / 20°34418.9012.25.3
Oct20° / 14°29914.1011.15.8
Nov15° / 1419.3010.24.9
Dec10° / 9370.89.82.5

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 23% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 17% of August, with mostly cloudy or overcast conditions the remaining 61%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13664
23862
33862
43961
53961
63961
74060
84060
94060
104159
114159
123961
133961
144060
154060
164060
174060
184060
194060
204060
214060
224060
233961
244060
254060
263961
273961
283961
293961
303862
313862

Chance of precipitation in August

Any precipitation

Kumano gets around 284 mm of rain over 20.1 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 65% and peaks near 67% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
163
263
363
463
564
664
764
864
964
1065
1165
1265
1366
1466
1566
1666
1767
1867
1967
2067
2167
2266
2366
2466
2566
2666
2766
2866
2966
3066
3166

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 66% of days. Sticky, muggy-or-worse air turns up on roughly 94% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1012871
2012871
3012871
4012772
5012772
6012772
7012772
8012772
9012772
10022771
11022771
12022771
13122770
14122770
15132670
16132670
17132670
18142669
19142669
20252667
21252766
22262765
23272863
24272863
25282961
26293059
272103157
282103256
292113354
302123452
312133549

Wind in August

Winds average 7 km/h in August.

Across August, daily wind ranges from about 7 km/h on the calmest days to 8 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
148calm
158calm
168calm
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 42 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 54 minutes over August. Sunrise moves from 5:10 AM to 5:32 AM, and sunset from 6:53 PM to 6:19 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.75:106:53
213.75:116:52
313.75:126:51
413.65:136:50
513.65:136:49
613.65:146:48
713.55:156:47
813.55:166:46
913.55:166:45
1013.55:176:44
1113.45:186:43
1213.45:186:42
1313.45:196:41
1413.35:206:40
1513.35:216:39
1613.35:216:38
1713.25:226:37
1813.25:236:35
1913.25:246:34
2013.15:246:33
2113.15:256:32
2213.15:266:31
2313.05:276:29
2413.05:276:28
2513.05:286:27
2612.95:296:25
2712.95:296:24
2812.95:306:23
2912.85:316:22
3012.85:326:20
3112.85:326:19

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.87 kWh/m².

For context, solar energy here swings from a low near 2.7 kWh/m² to a high of 5.24 kWh/m² in May across the year — August's 4.87 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.0Bright
45.0Bright
55.0Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
134.9Bright
144.9Bright
154.9Bright
164.9Bright
174.8Bright
184.8Bright
194.8Bright
204.8Bright
214.8Bright
224.7Bright
234.7Bright
244.7Bright
254.6Bright
264.6Bright
274.6Bright
284.5Bright
294.5Bright
304.5Bright
314.4Bright
Planning a trip in August

Hazard calendar for Kumano

In seasonPeak

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

Kumano 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 Kumano?

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

4.5
Sightseeing
8th-best month of the year
5.2
Beach & pool
1st-best month of the year

August is a reasonable time to visit Kumano for sightseeing.

What to pack for Kumano in August

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

In August, Kumano sees daytime highs around 28°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 20 days see rain.

light clothesrain gearsun protection

Sea temperature near Kumano 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 offshore is warmest in August at about 27°C and coldest in February near 17°C.

It's comfortable for a long swim from May 17 to Dec 4 — about 6.6 months when the water holds above 20°C.

15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan17Cool
Feb17Cool
Mar17Cool
Apr18Cool
May20Cool
Jun22Refreshing
Jul25Warm
Aug27Warm
Sep26Warm
Oct24Refreshing
Nov22Refreshing
Dec19Cool

UV index in Kumano 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 Kumano peaks around July 13 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highModerateJul 13UV 10Dec 22UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar6High
Apr7Very high
May9Very high
Jun10Extreme
Jul11Extreme
Aug10Very high
Sep10Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Kumano 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 Kumano is worst in April — around 18 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (September, 9 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1317 µg/m³Sep 159 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb13Moderate
Mar17Moderate
Apr18Moderate
May16Moderate
Jun13Moderate
Jul9Good
Aug9Good
Sep9Good
Oct9Good
Nov9Good
Dec9Good
Location & terrain

Where is Kumano?

Kumano sits at 33.9°N, 136.1°E, 138 m above sea level, in Japan. The nearest listed city is Owase, 19 km away.

Topography around Kumano

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

Within 3 km, the terrain around Kumano has large variations in elevation — a maximum elevation change of 675 m around an average of 143 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,134 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,878 m.

The land around Kumano is covered by trees (63%) and water (31%) within 3 km, trees (53%) and water (44%) within 16 km, and trees (60%) and water (37%) within 80 km.

3 km
675 m
16 km
1,134 m
80 km
1,878 m
treesgrasslandcroplandartificial surfaceswater
August weather nearby: Owase 19 km · Shingū 23 km · Kushimoto 58 km · Shimobuchi 62 km · Gojō 63 km · Ōuda-yamaguchi 64 km · Hashimoto 65 km · Kashiwara 69 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 Kumano (33.9039°, 136.1221°, elevation 138 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).