Fuchūchō weather in September

In September, Fuchūchō sees average daytime highs of 28°C and overnight lows near 21°C, with 145 mm of rain across 10.7 wet days and about 12.2 hours of daylight. It is the 3rd-warmest and 3rd-wettest month of the year here.

Highs ease over the month, from about 30°C in the first days to 26°C by the end. The sky is clear or mostly clear about 29% of the time in September, and the air most often feels muggy.

Daylight stretches from about 12 h 48 min at the start of September to 11 h 42 min by month's end. Set against the rest of the year, September is Fuchūchō's 9th-clearest and 8th-windiest month. For the whole year in context, see Fuchūchō's year-round climate.

Daytime high
28°
3rd warmest
Overnight low
21°
10th coldest
Rainfall
145 mm
10.7 wet days
Daylight
12 h 12 min
5:55 AM – 6:08 PM
Cloud cover
62%
9th clearest
Wind
9 km/h
8th windiest
Solar energy
4.11 kWh/m²
Travel score
5.6
out of 10

Fuchūchō is town in Aki District, Hiroshima Prefecture, Japan.

Density
4,875/km²
people per km²
Founded
1937

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

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 30°C in the first days to 26°C by the end.

A typical September day in Fuchūchō reaches about 28°C in the afternoon and slips back to 21°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 32°C. Set against its neighbours, September runs about 4°C cooler than August and about 5°C warmer than October.

10°15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13124
23123
33123
43023
53023
63023
73023
83023
93022
102922
112922
122922
132922
142921
152921
162821
172821
182821
192820
202820
212720
222720
232720
242719
252719
262619
272619
282619
292618
302618

How September really feels in Fuchūchō

Once humidity and wind are folded in, September averages 5 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
5
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Fuchūchō weather by month

How September compares with the rest of the year at a glance. September is the 3rd-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan10° / 435.70.79.92.3
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 September

ClearMostly clearPartly cloudyMostly cloudyOvercast

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

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

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14654
24654
34753
44753
54753
64753
74753
84753
94753
104753
114753
124753
134852
144852
154654
164654
174753
184753
194654
204654
214753
224654
234753
244753
254753
264852
274852
284852
294951
304951

Chance of precipitation in September

Any precipitation

Fuchūchō gets around 145 mm of rain over 10.7 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 35% and peaks near 38% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
138
238
338
437
537
637
737
837
937
1037
1137
1236
1336
1435
1535
1634
1734
1834
1934
2034
2134
2233
2333
2433
2533
2633
2733
2832
2932
3032

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the muggy band about 28% of days. Sticky, muggy-or-worse air turns up on roughly 51% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1061433452
2071433442
3171534422
4181534401
5181635391
6191735371
72101835351
82101835331
92111935311
103122035301
114132134281
124142133261
135142232251
146152232231
157162330221
169172329201
1710182428191
1811192427181
1912202526161
2013212525151
2114222524141
2215232623121
2316242622111
2417252621101
251826262091
261927261980
272028261870
282129261760
292230261660
302430261550

Wind in September

Winds average 9 km/h in September.

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

051015151015202530
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 48 min at the start of September to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 66 minutes over September. Sunrise moves from 5:44 AM to 6:06 AM, and sunset from 6:30 PM to 5:47 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.85:446:30
212.75:456:28
312.75:456:27
412.75:466:25
512.65:476:24
612.65:486:22
712.55:486:21
812.55:496:20
912.55:506:18
1012.45:516:17
1112.45:516:15
1212.45:526:14
1312.35:536:12
1412.35:546:11
1512.25:546:09
1612.25:556:08
1712.25:566:06
1812.15:566:05
1912.15:576:03
2012.15:586:02
2112.05:596:00
2212.05:595:59
2312.06:005:57
2411.96:015:56
2511.96:025:54
2611.86:025:53
2711.86:035:52
2811.86:045:50
2911.76:055:49
3011.76:065:47

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.11 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 — September's 4.11 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.6Bright
24.5Bright
34.5Bright
44.5Bright
54.4Bright
64.4Bright
74.4Bright
84.3Bright
94.3Bright
104.3Bright
114.3Bright
124.2Bright
134.2Bright
144.2Bright
154.2Bright
164.1Bright
174.1Bright
184.1Bright
194.0Bright
204.0Bright
214.0Bright
224.0Moderate
234.0Moderate
243.9Moderate
253.9Moderate
263.9Moderate
273.9Moderate
283.8Moderate
293.8Moderate
303.8Moderate
Planning a trip in September

Hazard calendar for Fuchūchō

In seasonPeak

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

Fuchūchō 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 September a good time to visit Fuchūchō?

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

5.6
Sightseeing
6th-best month of the year
6.6
Beach & pool
1st-best month of the year

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

What to pack for Fuchūchō in September

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

In September, Fuchūchō sees daytime highs around 28°C and nights near 21°C. Pack light clothes. Worth having: rain gear. About 11 days see rain.

light clothesrain gear

Sea temperature near Fuchūchō in September

The nearest coast averages about 27°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 26 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 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 Fuchūchō in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September 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 Fuchūchō 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 Fuchūchō in September

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where September falls, not just the annual average.

Air quality in Fuchūchō 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 Fuchūchō?

Fuchūchō sits at 34.6°N, 133.2°E, 33 m above sea level, in Japan. The nearest listed city is Shin’ichi, 4.0 km away.

Topography around Fuchūchō

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

Within 3 km, the terrain around Fuchūchō has significant variations in elevation — a maximum elevation change of 515 m around an average of 160 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 740 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,660 m.

The land around Fuchūchō is covered by trees (66%) and artificial surfaces (29%) within 3 km, trees (80%) within 16 km, and trees (67%) and water (22%) within 80 km.

3 km
515 m
16 km
740 m
80 km
1,660 m
treesgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Shin’ichi 4.0 km · Fukuyama 16 km · Kannabechō-yahiro 17 km · Kōzan 17 km · Onomichi 18 km · Ibara 21 km · Mihara 24 km · Kasaoka 26 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 Fuchūchō (34.5735°, 133.2351°, elevation 33 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).