Asakura weather in August

In August, Asakura sees average daytime highs of 32°C and overnight lows near 24°C, with 151 mm of rain across 14.4 wet days and about 13.2 hours of daylight. It is the 1st-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 32°C in the first days to 31°C by the end. The sky is clear or mostly clear about 25% 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 Asakura's 7th-clearest and 9th-windiest month. For the whole year in context, see Asakura's year-round climate.

Daytime high
32°
1st warmest
Overnight low
24°
12th coldest
Rainfall
151 mm
14.4 wet days
Daylight
13 h 12 min
5:44 AM – 6:59 PM
Cloud cover
64%
7th clearest
Wind
7 km/h
9th windiest
Solar energy
4.91 kWh/m²
Travel score
3.7
out of 10

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 32°C in the first days to 31°C by the end.

A typical August day in Asakura reaches about 32°C in the afternoon and slips back to 24°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 35°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°40°151015202531
Avg high (°C)Avg low (°C)
13224
23224
33224
43225
53225
63225
73225
83225
93224
103224
113224
123224
133224
143224
153224
163224
173224
183224
193224
203224
213124
223124
233124
243123
253123
263123
273123
283123
293123
303123
313023

How August really feels in Asakura

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.

Asakura 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
Jan10° / 598.61.6102.1
Feb11° / 6991.210.82.6
Mar15° / 11311.60.211.74.2
Apr20° / 10°12711.1012.86.0
May24° / 15°14410.5013.76.6
Jun27° / 19°30315.7014.25.3
Jul30° / 23°26416.90143.9
Aug32° / 24°15114.4013.23.7
Sep28° / 20°16612.7012.25.5
Oct23° / 14°988011.27.2
Nov17° / 808.1010.35.8
Dec12° / 638.40.69.83.2

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 25% 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 57%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14555
24654
34654
44555
54555
64555
74357
84357
94456
104357
114357
124357
134258
144159
154159
164159
174159
184357
194357
204357
214456
224456
234456
244456
254456
264456
274456
284456
294456
304456
314456

Chance of precipitation in August

Any precipitation

Asakura gets around 151 mm of rain over 14.4 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 50% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
144
244
344
444
544
644
744
844
945
1045
1145
1246
1346
1447
1547
1648
1748
1848
1949
2049
2149
2249
2349
2450
2550
2650
2750
2850
2950
3050
3149

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 97% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
10066925
20066925
30057025
40057025
50057025
60057025
70066925
80067024
90067024
100067024
110176923
120176923
130186823
140196822
150196921
1601106821
1701116820
1811126719
1912136618
2012146617
2113156516
2213166515
2314176414
2414186413
2515196312
2616206211
2716216210
281722619
291822618
301923607
3111024587

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 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 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 5:33 AM to 5:54 AM, and sunset from 7:13 PM to 6:40 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.75:337:13
213.65:347:13
313.65:347:12
413.65:357:11
513.65:367:10
613.55:377:09
713.55:377:08
813.55:387:07
913.55:397:06
1013.45:397:05
1113.45:407:04
1213.45:417:03
1313.35:427:02
1413.35:427:01
1513.35:437:00
1613.25:446:59
1713.25:446:58
1813.25:456:56
1913.25:466:55
2013.15:476:54
2113.15:476:53
2213.15:486:52
2313.05:496:50
2413.05:496:49
2513.05:506:48
2612.95:516:47
2712.95:526:45
2812.95:526:44
2912.85:536:43
3012.85:546:41
3112.85:546:40

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.91 kWh/m².

For context, solar energy here swings from a low near 2.19 kWh/m² to a high of 5.34 kWh/m² in May across the year — August's 4.91 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.3Bright
25.3Bright
35.2Bright
45.2Bright
55.2Bright
65.2Bright
75.2Bright
85.1Bright
95.1Bright
105.1Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
154.9Bright
164.9Bright
174.9Bright
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
314.5Bright
Planning a trip in August

Hazard calendar for Asakura

In seasonPeak

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

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

Asakura's rainy season runs May–September, 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 Asakura?

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

3.7
Sightseeing
9th-best month of the year
5.8
Beach & pool
2nd-best month of the year

August is a weaker month for outdoor sightseeing in Asakura.

What to pack for Asakura in August

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

In August, Asakura sees daytime highs around 32°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 14 days see rain.

light clothesrain gearsun protection

Sea temperature near Asakura 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 44 km away) is warmest in August at about 27°C and coldest in February near 12°C.

It's comfortable for a long swim from Jun 6 to Nov 9 — about 5.2 months when the water holds above 20°C.

10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan13Bracing
Feb12Bracing
Mar12Bracing
Apr14Bracing
May18Cool
Jun21Refreshing
Jul25Warm
Aug27Warm
Sep26Warm
Oct23Refreshing
Nov19Cool
Dec16Cool

UV index in Asakura 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 Asakura peaks around July 17 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateJul 17UV 9Dec 21UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar6High
Apr8Very high
May8Very high
Jun9Very high
Jul10Very high
Aug9Very high
Sep9Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Asakura 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 Asakura is worst in April — around 25 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (October, 12 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1225 µg/m³Oct 1212 µg/m³
PM2.5 (µg/m³)Level
Jan17Moderate
Feb20Moderate
Mar25Moderate
Apr25Moderate
May23Moderate
Jun18Moderate
Jul13Moderate
Aug15Moderate
Sep13Moderate
Oct12Moderate
Nov15Moderate
Dec14Moderate
Location & terrain

Where is Asakura?

Asakura sits at 33.4°N, 130.7°E, 51 m above sea level, in Japan. The nearest listed city is Amagi, 6.0 km away.

Topography around Asakura

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

Within 3 km, the terrain around Asakura has significant variations in elevation — a maximum elevation change of 365 m around an average of 108 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 965 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,796 m.

The land around Asakura is covered by trees (56%) and cropland (22%) within 3 km, trees (64%) within 16 km, and trees (49%) and water (31%) within 80 km.

3 km
365 m
16 km
965 m
80 km
1,796 m
treesgrasslandcroplandartificial surfaceswater
August weather nearby: Amagi 6.0 km · Ukiha 7.0 km · Tanushimarumachi-toyoki 8.0 km · Tachiarai 10 km · Yamaguma 10 km · Kami 13 km · Ogōri 16 km · Tosu 19 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 Asakura (33.4144°, 130.7188°, elevation 51 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).