Uchiko weather in October

In October, Uchiko sees average daytime highs of 22°C and overnight lows near 12°C, with 153 mm of rain across 9.3 wet days and about 11.2 hours of daylight. It is the 6th-warmest and 6th-wettest month of the year here.

Highs ease over the month, from about 24°C in the first days to 19°C by the end. The sky is clear or mostly clear about 44% of the time in October, and the air most often feels dry.

Daylight stretches from about 11 h 42 min at the start of October to 10 h 42 min by month's end. Set against the rest of the year, October is Uchiko's 1st-clearest and 8th-windiest month. For the whole year in context, see Uchiko's year-round climate.

Daytime high
22°
6th warmest
Overnight low
12°
7th coldest
Rainfall
153 mm
9.3 wet days
Daylight
11 h 12 min
6:20 AM – 5:29 PM
Cloud cover
50%
1st clearest
Wind
7 km/h
8th windiest
Solar energy
3.69 kWh/m²
Travel score
6.9
out of 10

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 24°C in the first days to 19°C by the end.

A typical October day in Uchiko reaches about 22°C in the afternoon and slips back to 12°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 25°C. Set against its neighbours, October runs about 5°C cooler than September and about 6°C warmer than November.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
12516
22416
32415
42415
52415
62415
72415
82314
92314
102314
112314
122313
132313
142213
152213
162212
172212
182212
192112
202111
212111
222111
232111
242011
252010
262010
272010
282010
291910
30199
31199

How October really feels in Uchiko

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

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

Uchiko weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -0°6710.74.7101.3
Feb / 8310.43.510.81.8
Mar13° / 12712.5111.73.5
Apr18° / 14411.30.112.85.6
May23° / 13°16911.7013.76.4
Jun25° / 18°30116.8014.25.3
Jul29° / 22°26318.20144.3
Aug30° / 23°17917.2013.24.0
Sep27° / 19°20415.1012.25.5
Oct22° / 12°1539.3011.26.9
Nov16° / 868.60.110.35.3
Dec10° / 7910.62.69.82.5

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 44% of the time in October, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 14% of October, with mostly cloudy or overcast conditions the remaining 42%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14852
24852
34951
45050
55248
65347
75446
85545
95644
105743
115842
125842
136040
146040
156139
166139
176139
186139
196139
206139
216139
226139
236139
246139
256139
266139
276238
286238
296238
306238
316139

Chance of precipitation in October

Any precipitation

Uchiko gets around 153 mm of rain over 9.3 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 31% and peaks near 41% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
141
241
340
439
538
636
735
834
933
1032
1131
1230
1329
1429
1528
1628
1728
1828
1928
2028
2128
2228
2328
2428
2528
2627
2727
2827
2926
3026
3126

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the dry band about 56% of days. Sticky, muggy-or-worse air turns up on roughly 8% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1242827174
2252826164
3272826154
4292825143
5312825143
6332824133
7362723122
8392722112
9422621102
10452520101
1148241891
1251231781
1353231680
1456221570
1558221460
1660211360
1762211250
1863201250
1965201140
2068191030
216919930
227118920
237218820
247317820
257517710
267616710
277715710
287715710
297914610
308013610
318013610

Wind in October

Winds average 7 km/h in October.

Across October, 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 October

DaylightNight

Daylight runs from about 11 h 42 min at the start of October to 10 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 60 minutes over October. Sunrise moves from 6:08 AM to 6:33 AM, and sunset from 5:49 PM to 5:13 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.76:085:49
211.66:095:47
311.66:105:46
411.66:115:44
511.56:115:43
611.56:125:42
711.56:135:40
811.46:145:39
911.46:145:38
1011.46:155:36
1111.36:165:35
1211.36:175:34
1311.36:185:33
1411.26:185:31
1511.26:195:30
1611.26:205:29
1711.16:215:28
1811.16:225:27
1911.06:225:25
2011.06:235:24
2111.06:245:23
2211.06:255:22
2310.96:265:21
2410.96:275:20
2510.96:285:19
2610.86:285:18
2710.86:295:17
2810.86:305:16
2910.76:315:15
3010.76:325:14
3110.76:335:13

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 3.69 kWh/m².

For context, solar energy here swings from a low near 2.48 kWh/m² to a high of 5.45 kWh/m² in May across the year — October's 3.69 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
13.9Moderate
23.9Moderate
33.8Moderate
43.8Moderate
53.8Moderate
63.8Moderate
73.8Moderate
83.8Moderate
93.8Moderate
103.8Moderate
113.8Moderate
123.8Moderate
133.8Moderate
143.8Moderate
153.7Moderate
163.7Moderate
173.7Moderate
183.7Moderate
193.7Moderate
203.6Moderate
213.6Moderate
223.6Moderate
233.6Moderate
243.5Moderate
253.5Moderate
263.5Moderate
273.5Moderate
283.4Moderate
293.4Moderate
303.4Moderate
313.3Moderate
Planning a trip in October

Hazard calendar for Uchiko

In seasonPeak

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

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

Uchiko'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 October a good time to visit Uchiko?

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

6.9
Sightseeing
1st-best month of the year
4.6
Beach & pool
6th-best month of the year

October is a reasonable time to visit Uchiko for sightseeing.

What to pack for Uchiko in October

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

In October, Uchiko sees daytime highs around 22°C and nights near 12°C. Worth packing: rain gear. About 9 days see rain.

rain gear

Sea temperature near Uchiko in October

The nearest coast averages about 23°C in October — 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 26°C and coldest in February near 14°C.

It's comfortable for a long swim from Jun 11 to Nov 19 — about 5.3 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan15Cool
Feb14Bracing
Mar14Bracing
Apr15Cool
May17Cool
Jun21Refreshing
Jul24Warm
Aug26Warm
Sep25Warm
Oct23Refreshing
Nov20Refreshing
Dec18Cool

UV index in Uchiko in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks 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 Uchiko peaks around June 23 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 23UV 10Dec 21UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar6High
Apr7Very high
May9Very high
Jun10Extreme
Jul10Extreme
Aug9Very high
Sep10Very high
Oct7High
Nov4Moderate
Dec3Moderate

Air quality in Uchiko in October

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Uchiko is worst in April — around 23 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (October, 11 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodApr 1523 µg/m³Oct 1711 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb17Moderate
Mar21Moderate
Apr23Moderate
May21Moderate
Jun19Moderate
Jul15Moderate
Aug15Moderate
Sep12Moderate
Oct11Good
Nov12Good
Dec11Good
Location & terrain

Where is Uchiko?

Uchiko sits at 33.5°N, 132.6°E, 61 m above sea level, in Japan. The nearest listed city is Ōzu, 11 km away.

Topography around Uchiko

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

Within 3 km, the terrain around Uchiko has significant variations in elevation — a maximum elevation change of 498 m around an average of 138 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,110 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,895 m.

The land around Uchiko is covered by trees (79%) within 3 km, trees (91%) within 16 km, and water (49%) and trees (47%) within 80 km.

3 km
498 m
16 km
1,110 m
80 km
1,895 m
treesgrasslandcroplandartificial surfaceswater
October weather nearby: Ōzu 11 km · Yawatahama 22 km · Iyo 23 km · Uwa 24 km · Masaki-chō 27 km · Haramachi 28 km · Matsuyama 34 km · Shinagawa 35 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 Uchiko (33.5499°, 132.6471°, elevation 61 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).