Tosayamadachō-nakano in Fall

In fall (September, October and November), Tosayamadachō-nakano sees average daytime highs around 23°C and overnight lows near 17°C, with 528 mm of rain over about 33 wet days across the season. It is the 2nd-warmest season and the 2nd-wettest season.

Over the season highs ease from about 28°C in early September to 16°C by late November. The sky is clear or mostly clear about 44% of the time across fall, and the air most often feels dry.

Fall is Tosayamadachō-nakano's best season of the year to visit on our travel score. For the whole year in context, see Tosayamadachō-nakano's year-round climate.

Avg daytime high
23°C
2nd-warmest season
Avg overnight low
17°C
Rainfall
528 mm
33 wet days
Avg wind
9 km/h
Travel score
6.3
best season of the year
Months
Sep · Oct · Nov

Temperature in Tosayamadachō-nakano in Fall

Average highAverage lowShaded bands: 10–90% of days

Over the season highs ease from about 28°C in early September to 16°C by late November.

A typical fall day in Tosayamadachō-nakano reaches about 23°C and drops to 17°C overnight. The warmest of the three months is September, the coolest November.

10°20°30°SepOctNov

How fall really feels in Tosayamadachō-nakano

Once humidity and wind are folded in, fall brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

fall sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Tosayamadachō-nakano weather by month

How the three fall months (September, October and November) compare with the rest of the year — the season's months are highlighted.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan11° / 636102.8
Feb11° / 857.410.83.1
Mar14° / 14310.511.74.3
Apr19° / 12°17410.412.85.9
May22° / 16°20011.513.76.4
Jun25° / 21°32117.114.25.4
Jul28° / 24°32618.7144.6
Aug29° / 25°21818.313.24.4
Sep27° / 22°24715.212.25.6
Oct23° / 17°1839.911.27.0
Nov18° / 12°987.510.36.2
Dec13° / 755.79.84.1

Cloud cover in Fall

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 44% of the time across fall.

0%25%50%75%100%SepOctNov

Chance of precipitation in Fall

Any precipitation

Tosayamadachō-nakano gets around 528 mm of rain over 33 wet days across fall. The line is the day-by-day chance of measurable precipitation.

0%20%40%60%SepOctNov

Humidity in Fall

DryComfortableHumidMuggyOppressiveMiserable

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

0%25%50%75%100%SepOctNov

Wind in Fall

Winds average 9 km/h across fall.

051015SepOctNov

Sunrise & sunset in Fall

DaylightNight

Daylight runs from about 12 h 42 min in early September to 9 h 54 min by late November. The lit band spans sunrise to sunset each day.

12 AM4 AM8 AM12 PM4 PM8 PM12 AMSepOctNov

Solar energy in Fall

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across fall, about 3.7 kWh/m².

024SepOctNov
Planning a trip in fall

Hazard calendar for Tosayamadachō-nakano

In seasonPeak

In fall, Tosayamadachō-nakano overlaps its pacific typhoon and rainy season season. The full year is below, with each hazard's peak months called out.

Tosayamadachō-nakano sits in the Pacific typhoon belt; the season peaks July–October.

Tosayamadachō-nakano's rainy season runs April–October, 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 fall a good time to visit Tosayamadachō-nakano?

Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.

6.3
Sightseeing
1st-best month of the year
4.3
Beach & pool
2nd-best month of the year

fall is a reasonable time to visit Tosayamadachō-nakano for sightseeing.

What to pack for Tosayamadachō-nakano in Fall

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

In fall, Tosayamadachō-nakano sees daytime highs around 23°C and nights near 17°C. Pack light clothes and rain gear. About 33 days see rain.

light clothesrain gear

Sea temperature near Tosayamadachō-nakano in Fall

The nearest coast averages about 25°C across fall — 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 28°C and coldest in February near 17°C.

It's comfortable for a long swim from May 6 to Dec 16 — about 7.4 months when the water holds above 20°C.

15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan18Cool
Feb17Cool
Mar17Cool
Apr19Cool
May21Refreshing
Jun23Refreshing
Jul26Warm
Aug28Warm
Sep27Warm
Oct25Warm
Nov23Refreshing
Dec20Refreshing

UV index in Tosayamadachō-nakano in Fall

LowModerateHighVery highExtreme

Clear-sky midday UV across fall averages around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Tosayamadachō-nakano peaks around June 23 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 highModerateJun 23UV 10Dec 22UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar6High
Apr7Very high
May9Very high
Jun10Extreme
Jul10Extreme
Aug9Very high
Sep10Very high
Oct7High
Nov4Moderate
Dec3Moderate

Air quality in Tosayamadachō-nakano in Fall

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Tosayamadachō-nakano is worst in April — around 22 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (October, 11 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodApr 1321 µg/m³Oct 1311 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb16Moderate
Mar20Moderate
Apr22Moderate
May19Moderate
Jun16Moderate
Jul13Moderate
Aug12Moderate
Sep11Good
Oct11Good
Nov12Good
Dec11Good
Location & terrain

Where is Tosayamadachō-nakano?

Tosayamadachō-nakano sits at 33.6°N, 133.7°E, 41 m above sea level, in Japan. The nearest listed city is Yamashita, 4.0 km away.

Topography around Tosayamadachō-nakano

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

Within 3 km, the terrain around Tosayamadachō-nakano has only modest variations in elevation — a maximum elevation change of 197 m around an average of 44 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,226 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,939 m.

The land around Tosayamadachō-nakano is covered by cropland (39%), artificial surfaces (29%) and trees (23%) within 3 km, trees (61%) and water (20%) within 16 km, and trees (56%) and water (38%) within 80 km.

3 km
197 m
16 km
1,226 m
80 km
1,939 m
treesgrasslandcroplandartificial surfacesbare terrainwater
Fall weather nearby: Yamashita 4.0 km · Nankoku 5.0 km · Kochi 15 km · Aki 23 km · Ino 24 km · Tosa 25 km · Susaki 43 km · Shikokuchūō 44 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 Tosayamadachō-nakano (33.6°, 133.6833°, elevation 41 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.