Uwajima in Fall

In fall (September, October and November), Uwajima sees average daytime highs around 23°C and overnight lows near 16°C, with 401 mm of rain over about 29 wet days across the season. It is the 2nd-warmest season and the 2nd-wettest season.

Over the season highs ease from about 30°C in early September to 16°C by late November. The sky is clear or mostly clear about 42% of the time across fall, and the air most often feels dry.

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

Avg daytime high
23°C
2nd-warmest season
Avg overnight low
16°C
Rainfall
401 mm
29 wet days
Avg wind
10 km/h
Travel score
6.3
best season of the year
Months
Sep · Oct · Nov

Temperature in Uwajima in Fall

Average highAverage lowShaded bands: 10–90% of days

Over the season highs ease from about 30°C in early September to 16°C by late November.

A typical fall day in Uwajima reaches about 23°C and drops to 16°C overnight. The warmest of the three months is September, the coolest November.

10°20°30°SepOctNov

How fall really feels in Uwajima

Once humidity and wind are folded in, fall brings about 6 days that feel above 32°C and 0 that feel at or below 0°C.

Days feeling ≥ 32°C
6
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Uwajima 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 daysSnow daysDaylight (hours)Travel score
Jan10° / 608.61.110.12.5
Feb11° / 748.90.810.82.9
Mar15° / 11211.10.111.74.4
Apr19° / 11°12910.4012.86.1
May24° / 16°15010.4013.76.7
Jun26° / 20°27315.4014.25.5
Jul30° / 24°20113.80144.5
Aug31° / 24°13712.8013.24.0
Sep28° / 21°17812.7012.25.5
Oct23° / 16°1418.7011.27.2
Nov18° / 10°837.9010.36.2
Dec13° / 748.80.39.83.7

Cloud cover in Fall

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 42% of the time across fall.

0%25%50%75%100%SepOctNov

Chance of precipitation in Fall

Any precipitation

Uwajima gets around 401 mm of rain over 29 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 10 km/h across fall.

051015SepOctNov

Sunrise & sunset in Fall

DaylightNight

Daylight runs from about 12 h 42 min in early September to 10 hours 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 3.6 kWh/m².

024SepOctNov
Planning a trip in fall

Hazard calendar for Uwajima

In seasonPeak

In fall, Uwajima overlaps its pacific typhoon season. The full year is below, with each hazard's peak months called out.

Uwajima 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 fall a good time to visit Uwajima?

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
4.7
Beach & pool
2nd-best month of the year

fall is a reasonable time to visit Uwajima for sightseeing.

What to pack for Uwajima in Fall

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

In fall, Uwajima sees daytime highs around 23°C and nights near 16°C. Pack light clothes. Worth having: rain gear. About 29 days see rain.

light clothesrain gear

Sea temperature near Uwajima in Fall

The nearest coast averages about 24°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 20 km away) is warmest in August at about 27°C and coldest in February near 16°C.

It's comfortable for a long swim from May 25 to Dec 3 — about 6.3 months when the water holds above 20°C.

15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan17Cool
Feb16Cool
Mar16Cool
Apr17Cool
May19Cool
Jun22Refreshing
Jul25Warm
Aug27Warm
Sep26Warm
Oct24Refreshing
Nov21Refreshing
Dec19Cool

UV index in Uwajima 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 Uwajima peaks around June 22 at about 10 (extreme) — 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 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highModerateJun 22UV 10Dec 21UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar6High
Apr7Very high
May8Very high
Jun10Extreme
Jul10Extreme
Aug9Very high
Sep10Very high
Oct7High
Nov4Moderate
Dec3Moderate

Air quality in Uwajima 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 Uwajima is worst in April — around 20 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (October, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodApr 1420 µg/m³Oct 1410 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb15Moderate
Mar19Moderate
Apr20Moderate
May18Moderate
Jun15Moderate
Jul11Good
Aug11Good
Sep10Good
Oct10Good
Nov11Good
Dec10Good
Location & terrain

Where is Uwajima?

Uwajima sits at 33.2°N, 132.6°E, 6 m above sea level, in Japan. The nearest listed city is Uwa, 16 km away.

Topography around Uwajima

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

Within 3 km, the terrain around Uwajima has significant variations in elevation — a maximum elevation change of 528 m around an average of 81 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,219 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,895 m.

The land around Uwajima is covered by trees (64%) and artificial surfaces (22%) within 3 km, trees (70%) and water (23%) within 16 km, and water (59%) and trees (39%) within 80 km.

3 km
528 m
16 km
1,219 m
80 km
1,895 m
treesgrasslandcroplandartificial surfaceswater
Fall weather nearby: Uwa 16 km · Yawatahama 29 km · Mishōhirajō 29 km · Ōzu 31 km · Sukumo 36 km · Uchiko 37 km · Nakamura 44 km · Shimoda 50 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 Uwajima (33.2238°, 132.56°, elevation 6 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.