Minamikyushu weather in August

In August, Minamikyushu sees average daytime highs of 31°C and overnight lows near 26°C, with 176 mm of rain across 16.7 wet days and about 13.1 hours of daylight. It is the 1st-warmest and 6th-wettest month of the year here.

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

Daylight stretches from about 13 h 30 min at the start of August to 12 h 42 min by month's end. Set against the rest of the year, August is Minamikyushu's 5th-clearest and 7th-windiest month. For the whole year in context, see Minamikyushu's year-round climate.

Daytime high
31°
1st warmest
Overnight low
26°
12th coldest
Rainfall
176 mm
16.7 wet days
Daylight
13 h 12 min
5:48 AM – 6:57 PM
Cloud cover
61%
5th clearest
Wind
13 km/h
7th windiest
Solar energy
5.2 kWh/m²
Travel score
4.0
out of 10

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical August day in Minamikyushu reaches about 31°C in the afternoon and slips back to 26°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 32°C. Set against its neighbours, August runs about 1°C warmer than July and about 2°C warmer than September.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13126
23126
33126
43126
53126
63126
73126
83126
93126
103126
113126
123126
133126
143126
153126
163126
173126
183126
193126
203126
213126
223126
233026
243025
253025
263025
273025
283025
293025
303025
313025

How August really feels in Minamikyushu

Once humidity and wind are folded in, August averages 31 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
31
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.

Minamikyushu weather by month

How August compares with the rest of the year at a glance. August is the 1st-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan13° / 908.810.23.6
Feb14° / 1089.410.93.9
Mar17° / 10°1661311.84.9
Apr20° / 14°18612.112.75.9
May24° / 18°20412.113.66.4
Jun26° / 22°48420.3144.8
Jul30° / 25°27918.713.84.0
Aug31° / 26°17616.713.14.0
Sep29° / 23°21914.412.25.2
Oct25° / 19°1219.411.27.1
Nov20° / 14°1228.910.46.5
Dec15° / 917.7104.8

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 29% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 18% of August, with mostly cloudy or overcast conditions the remaining 53%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14753
24753
34753
44753
54654
64555
74555
84555
94555
104555
114654
124555
134555
144654
154654
164654
174654
184753
194753
204951
214951
224951
234951
244951
254951
264852
274852
284852
294753
304753
314753

Chance of precipitation in August

Any precipitation

Minamikyushu gets around 176 mm of rain over 16.7 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 54% and peaks near 58% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
150
249
349
450
550
650
750
851
951
1052
1152
1253
1354
1454
1555
1656
1756
1856
1957
2057
2157
2257
2357
2457
2558
2658
2758
2858
2958
3058
3158

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the miserable band about 63% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1002971
2002971
3002872
4002872
5002872
6002872
7002872
8002872
9002872
10012871
11012970
12012970
13012970
14013069
15013168
16013168
17023266
18023365
19033463
20033562
21043660
22043759
23053857
24053956
25064153
26164251
27174349
28184447
29184546
30194644
311104742

Wind in August

Winds average 13 km/h in August.

Across August, daily wind ranges from about 13 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1414light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze
3113light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 13 h 30 min at the start of August to 12 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 48 minutes over August. Sunrise moves from 5:38 AM to 5:57 AM, and sunset from 7:11 PM to 6:39 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.55:387:11
213.55:397:10
313.55:397:09
413.55:407:08
513.45:417:07
613.45:417:06
713.45:427:06
813.45:437:05
913.35:437:04
1013.35:447:03
1113.35:447:02
1213.35:457:01
1313.25:467:00
1413.25:466:59
1513.25:476:58
1613.25:486:57
1713.15:486:56
1813.15:496:55
1913.15:506:54
2013.05:506:52
2113.05:516:51
2213.05:526:50
2312.95:526:49
2412.95:536:48
2512.95:536:47
2612.95:546:45
2712.85:556:44
2812.85:556:43
2912.85:566:42
3012.75:576:41
3112.75:576:39

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.2 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 2.45 kWh/m² to a high of 5.2 kWh/m² in August across the year — August's 5.2 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.4Bright
45.4Bright
55.4Bright
65.4Bright
75.4Bright
85.3Bright
95.3Bright
105.3Bright
115.3Bright
125.3Bright
135.2Bright
145.2Bright
155.2Bright
165.2Bright
175.2Bright
185.2Bright
195.1Bright
205.1Bright
215.1Bright
225.1Bright
235.0Bright
245.0Bright
255.0Bright
265.0Bright
274.9Bright
284.9Bright
294.8Bright
304.8Bright
314.8Bright
Planning a trip in August

Hazard calendar for Minamikyushu

In seasonPeak

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

Minamikyushu sits in the Pacific typhoon belt; the season peaks July–October.

Minamikyushu's rainy season runs June–July, when most of the year's rain falls.

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

Is August a good time to visit Minamikyushu?

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

4.0
Sightseeing
9th-best month of the year
5.7
Beach & pool
3rd-best month of the year

August is a reasonable time to visit Minamikyushu for sightseeing.

What to pack for Minamikyushu in August

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

In August, Minamikyushu sees daytime highs around 31°C and nights near 26°C. Pack light clothes and rain gear. Worth having: sun protection. About 17 days see rain.

light clothesrain gearsun protection

Sea temperature near Minamikyushu in August

The nearest coast averages about 28°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 28°C and coldest in February near 18°C.

It's comfortable for a long swim from Apr 24 to Dec 26 — about 8.1 months when the water holds above 20°C.

15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan19Cool
Feb18Cool
Mar18Cool
Apr20Cool
May21Refreshing
Jun24Refreshing
Jul27Warm
Aug28Tropical
Sep27Warm
Oct25Warm
Nov23Refreshing
Dec21Refreshing

UV index in Minamikyushu 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 Minamikyushu peaks around June 23 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 4 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJun 23UV 11Jan 1UV 4
UV index (midday)Level
Jan4Moderate
Feb5Moderate
Mar7High
Apr8Very high
May8Very high
Jun11Extreme
Jul11Extreme
Aug9Very high
Sep10Extreme
Oct6High
Nov5Moderate
Dec4Moderate

Air quality in Minamikyushu 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 Minamikyushu is worst in April — around 23 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (October, 12 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1423 µg/m³Oct 1012 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb19Moderate
Mar22Moderate
Apr23Moderate
May21Moderate
Jun17Moderate
Jul12Moderate
Aug14Moderate
Sep12Moderate
Oct12Moderate
Nov14Moderate
Dec13Moderate
Location & terrain

Where is Minamikyushu?

Minamikyushu sits at 31.3°N, 130.5°E, 160 m above sea level, in Japan. The nearest listed city is Kaseda-shirakame, 15 km away.

Topography around Minamikyushu

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

Within 3 km, the terrain around Minamikyushu has significant variations in elevation — a maximum elevation change of 305 m around an average of 214 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 610 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,640 m.

The land around Minamikyushu is covered by trees (80%) within 3 km, trees (62%) and water (24%) within 16 km, and water (65%) and trees (30%) within 80 km.

3 km
305 m
16 km
610 m
80 km
1,640 m
treesgrasslandcroplandartificial surfaceswater
August weather nearby: Kaseda-shirakame 15 km · Makurazaki 16 km · Minamisatsuma 17 km · Ibusuki 22 km · Kagoshima 26 km · Tarumizu 28 km · Ijūin 30 km · Umeki 36 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 Minamikyushu (31.3469°, 130.4561°, elevation 160 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).