Fukuyama weather in August

In August, Fukuyama sees average daytime highs of 32°C and overnight lows near 25°C, with 107 mm of rain across 10.9 wet days and about 13.3 hours of daylight. It is the 1st-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 30% 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 Fukuyama's 6th-clearest and 10th-windiest month. For the whole year in context, see Fukuyama's year-round climate.

Daytime high
32°
1st warmest
Overnight low
25°
12th coldest
Rainfall
107 mm
10.9 wet days
Daylight
13 h 18 min
5:32 AM – 6:50 PM
Cloud cover
60%
6th clearest
Wind
8 km/h
10th windiest
Solar energy
5.09 kWh/m²
Travel score
3.8
out of 10

Fukuyama is city in Hiroshima Prefecture, Japan.

Density
905/km²
people per km²
Founded
1966

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 32°C through the month.

A typical August day in Fukuyama reaches about 32°C in the afternoon and slips back to 25°C overnight — a 7°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 2°C warmer than July and about 4°C warmer than September.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13225
23225
33225
43325
53325
63325
73325
83325
93325
103325
113325
123325
133325
143225
153225
163225
173225
183225
193225
203225
213225
223225
233225
243225
253224
263124
273124
283124
293124
303124
313124

How August really feels in Fukuyama

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.

Fukuyama 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 daysSnow daysDaylight (hours)Travel score
Jan10° / 435.70.7102.3
Feb11° / 5371.110.72.6
Mar14° / 929.70.411.74.1
Apr19° / 10°1079.6012.86.1
May24° / 15°12410013.86.8
Jun26° / 20°18212014.35.9
Jul30° / 24°18913.6014.14.3
Aug32° / 25°10710.9013.33.8
Sep28° / 21°14510.7012.25.6
Oct23° / 15°1057.3011.17.3
Nov17° / 556.1010.26.1
Dec12° / 475.60.29.73.5

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 30% 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 52%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14951
25050
35050
45050
55050
65050
75050
85050
95050
104951
114852
124852
134852
144852
154753
164753
174753
184852
194753
204753
214753
224753
234753
244753
254852
264753
274753
284654
294654
304654
314654

Chance of precipitation in August

Any precipitation

Fukuyama gets around 107 mm of rain over 10.9 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 36% and peaks near 38% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
135
235
335
435
534
634
734
834
934
1035
1135
1235
1335
1435
1535
1636
1736
1836
1936
2036
2136
2236
2336
2436
2536
2637
2737
2837
2937
3038
3138

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 60% of days. Sticky, muggy-or-worse air turns up on roughly 93% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1002157013
2002156914
3001157014
4001166914
5001166815
6001176715
7001176715
8001186615
9002196415
10002196514
11002206414
12002216314
13002216313
14013226113
15013226212
16113236012
17114236011
18114246010
1911525599
2011625598
2112626587
2212726586
2312827566
2412927565
2513928554
26131029534
27041129533
28041130523
29051231502
30051232492
31061332472

Wind in August

Winds average 8 km/h in August.

Across August, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
299calm
309calm
319calm

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 5:20 AM to 5:43 AM, and sunset from 7:05 PM to 6:30 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.75:207:05
213.75:217:04
313.75:227:03
413.75:237:02
513.65:237:01
613.65:247:00
713.65:256:59
813.55:266:58
913.55:266:57
1013.55:276:56
1113.55:286:55
1213.45:296:54
1313.45:296:53
1413.45:306:52
1513.35:316:51
1613.35:326:50
1713.35:326:48
1813.25:336:47
1913.25:346:46
2013.25:356:45
2113.15:356:44
2213.15:366:42
2313.15:376:41
2413.05:386:40
2513.05:386:38
2613.05:396:37
2712.95:406:36
2812.95:416:34
2912.95:416:33
3012.85:426:32
3112.85:436:30

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.09 kWh/m².

For context, solar energy here swings from a low near 2.26 kWh/m² to a high of 5.52 kWh/m² in May across the year — August's 5.09 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.3Bright
45.3Bright
55.3Bright
65.3Bright
75.3Bright
85.3Bright
95.3Bright
105.2Bright
115.2Bright
125.2Bright
135.2Bright
145.1Bright
155.1Bright
165.1Bright
175.0Bright
185.0Bright
195.0Bright
205.0Bright
214.9Bright
224.9Bright
234.9Bright
244.8Bright
254.8Bright
264.8Bright
274.8Bright
284.7Bright
294.7Bright
304.6Bright
314.6Bright
Planning a trip in August

Hazard calendar for Fukuyama

In seasonPeak

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

Fukuyama 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 Fukuyama?

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

3.8
Sightseeing
9th-best month of the year
6.2
Beach & pool
2nd-best month of the year

August is a weaker month for outdoor sightseeing in Fukuyama. The water and warmth also suit a beach or pool day.

What to pack for Fukuyama in August

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

In August, Fukuyama sees daytime highs around 32°C and nights near 25°C. Pack light clothes. Worth having: rain gear and sun protection. About 11 days see rain.

light clothesrain gearsun protection

Sea temperature near Fukuyama 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 13°C.

It's comfortable for a long swim from Jun 3 to Nov 12 — about 5.4 months when the water holds above 20°C.

10°15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan14Bracing
Feb13Bracing
Mar13Bracing
Apr15Cool
May18Cool
Jun22Refreshing
Jul25Warm
Aug27Warm
Sep27Warm
Oct23Refreshing
Nov20Cool
Dec16Cool

UV index in Fukuyama 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 Fukuyama peaks around July 15 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 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highModerateJul 15UV 10Dec 22UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5High
Apr7Very high
May8Very high
Jun10Very high
Jul10Extreme
Aug9Very high
Sep9Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Fukuyama 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 Fukuyama is worst in April — around 24 µg/m³ PM2.5 (moderate), about 1.7× the cleanest month (December, 14 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1324 µg/m³Dec 1414 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb19Moderate
Mar23Moderate
Apr24Moderate
May22Moderate
Jun20Moderate
Jul17Moderate
Aug17Moderate
Sep16Moderate
Oct14Moderate
Nov15Moderate
Dec14Moderate
Location & terrain

Where is Fukuyama?

Fukuyama sits at 34.5°N, 133.4°E, 7 m above sea level, in Japan. The nearest listed city is Kannabechō-yahiro, 10 km away.

Topography around Fukuyama

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

Within 3 km, the terrain around Fukuyama has only modest variations in elevation — a maximum elevation change of 202 m around an average of 22 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 545 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,845 m.

The land around Fukuyama is covered by artificial surfaces (69%) and trees (21%) within 3 km, trees (50%), water (22%) and artificial surfaces (21%) within 16 km, and trees (66%) and water (22%) within 80 km.

3 km
202 m
16 km
545 m
80 km
1,845 m
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Kannabechō-yahiro 10 km · Shin’ichi 12 km · Kasaoka 13 km · Fuchūchō 16 km · Ibara 16 km · Onomichi 17 km · Kamogatachō-kamogata 21 km · Asakuchi 22 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 Fukuyama (34.4833°, 133.3667°, elevation 7 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).