Nanto weather in October

In October, Nanto sees average daytime highs of 19°C and overnight lows near 10°C, with 223 mm of precipitation across 17 wet days and about 11.1 hours of daylight. It is the 6th-warmest and 7th-wettest month of the year here.

Highs ease over the month, from about 21°C in the first days to 16°C by the end. The sky is clear or mostly clear about 21% of the time in October, and the air most often feels dry.

Daylight stretches from about 11 h 36 min at the start of October to 10 h 30 min by month's end. Set against the rest of the year, October is Nanto's 2nd-clearest and 8th-windiest month. For the whole year in context, see Nanto's year-round climate.

Daytime high
19°
6th warmest
Overnight low
10°
7th coldest
Precipitation
223 mm
17 wet days
Daylight
11 h 06 min
6:06 AM – 5:09 PM
Cloud cover
65%
2nd clearest
Wind
6 km/h
8th windiest
Solar energy
3.34 kWh/m²
Travel score
5.0
out of 10

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 21°C in the first days to 16°C by the end.

A typical October day in Nanto reaches about 19°C in the afternoon and slips back to 10°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 22°C. Set against its neighbours, October runs about 6°C cooler than September and about 6°C warmer than November.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
12113
22113
32113
42112
52112
62112
72012
82011
92011
102011
112011
122011
131910
141910
151910
161910
17199
18189
19189
20189
21188
22188
23178
24178
25178
26177
27177
28167
29167
30167
31166

How October really feels in Nanto

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.

Nanto weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -4°23024.222.19.80.0
Feb / -4°17920.217.610.60.0
Mar / -1°20720.212.911.71.2
Apr15° / 17515.83.212.93.9
May21° / 10°18615.40.113.95.6
Jun24° / 16°24718.1014.45.3
Jul28° / 20°33221.7014.24.4
Aug29° / 21°24920.4013.44.3
Sep24° / 16°28918.5012.25.2
Oct19° / 10°223170.211.15.0
Nov13° / 19918.44.310.12.7
Dec / -2°23722.816.39.60.4

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 21% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 18% of October, with mostly cloudy or overcast conditions the remaining 61%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13169
23169
33268
43367
53367
63466
73466
83565
93565
103763
113763
123862
133961
144060
154159
164159
174159
184159
194258
204258
214357
224357
234357
244357
254357
264357
274357
284456
294555
304456
314555

Chance of precipitation in October

Any precipitationSnow

Nanto gets around 223 mm of rain and snow over 17 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 54% and peaks near 59% on the wettest days, and about 0 day brings snow.

0%20%40%60%151015202531
Rain chance (%)Snow chance (%)
1590
2590
3590
4590
5580
6580
7580
8570
9570
10560
11550
12540
13530
14530
15520
16520
17510
18510
19510
20511
21511
22511
23511
24521
25522
26522
27532
28533
29533
30533
31544

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 71% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
13341215
23540204
33840193
44039183
54338172
64537162
74835152
85233141
95531131
105829121
116226111
126524101
13692290
14712090
15741880
16761770
17791560
18811450
19831340
20841240
21861130
22881020
2389920
2490820
2591810
2692710
2792710
2893610
2995500
3095500
3196400

Wind in October

Winds average 6 km/h in October.

Across October, daily wind ranges from about 6 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 36 min at the start of October to 10 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 66 minutes over October. Sunrise moves from 5:52 AM to 6:21 AM, and sunset from 5:30 PM to 4:51 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.65:525:30
211.65:535:29
311.65:545:27
411.55:555:26
511.55:565:24
611.45:575:23
711.45:585:21
811.45:595:20
911.35:595:19
1011.36:005:17
1111.26:015:16
1211.26:025:14
1311.26:035:13
1411.16:045:12
1511.16:055:10
1611.16:065:09
1711.06:075:08
1811.06:085:06
1910.96:095:05
2010.96:105:04
2110.96:115:03
2210.86:125:01
2310.86:135:00
2410.86:144:59
2510.76:154:58
2610.76:164:57
2710.66:174:56
2810.66:184:54
2910.66:194:53
3010.56:204:52
3110.56:214:51

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 3.34 kWh/m².

For context, solar energy here swings from a low near 2.02 kWh/m² to a high of 5.66 kWh/m² in May across the year — October's 3.34 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
13.6Moderate
23.6Moderate
33.6Moderate
43.6Moderate
53.6Moderate
63.5Moderate
73.5Moderate
83.5Moderate
93.5Moderate
103.5Moderate
113.5Moderate
123.5Moderate
133.4Moderate
143.4Moderate
153.4Moderate
163.4Moderate
173.4Moderate
183.3Moderate
193.3Moderate
203.3Moderate
213.3Moderate
223.2Moderate
233.2Moderate
243.1Moderate
253.1Moderate
263.1Moderate
273.1Moderate
283.0Moderate
293.0Moderate
303.0Moderate
312.9Moderate
Planning a trip in October

Hazard calendar for Nanto

In seasonPeak

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

Nanto 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 October a good time to visit Nanto?

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

5.0
Sightseeing
4th-best month of the year
2.1
Beach & pool
6th-best month of the year

October is a reasonable time to visit Nanto for sightseeing.

What to pack for Nanto in October

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

In October, Nanto sees daytime highs around 19°C and nights near 10°C. Pack rain gear. About 17 days see rain.

rain gear

Sea temperature near Nanto in October

The nearest coast averages about 22°C in October — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 27 km away) is warmest in August at about 27°C and coldest in March near 11°C.

It's comfortable for a long swim from Jun 17 to Nov 3 — about 4.6 months when the water holds above 20°C.

10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan13Bracing
Feb11Bracing
Mar11Bracing
Apr12Bracing
May16Cool
Jun20Cool
Jul24Refreshing
Aug27Warm
Sep25Warm
Oct22Refreshing
Nov19Cool
Dec16Cool

UV index in Nanto in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Nanto peaks around July 20 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateJul 20UV 10Dec 21UV 2
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5Moderate
Apr7High
May9Very high
Jun10Very high
Jul10Very high
Aug10Very high
Sep9Very high
Oct6High
Nov3Moderate
Dec2Moderate

Air quality in Nanto 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 Nanto is worst in April — around 21 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (December, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1621 µg/m³Dec 139 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb13Moderate
Mar20Moderate
Apr21Moderate
May20Moderate
Jun18Moderate
Jul14Moderate
Aug12Good
Sep10Good
Oct10Good
Nov10Good
Dec9Good
Location & terrain

Where is Nanto?

Nanto sits at 36.5°N, 136.9°E, 141 m above sea level, in Japan. The nearest listed city is Fukumitsu, 5.0 km away.

Topography around Nanto

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

Within 3 km, the terrain around Nanto has significant variations in elevation — a maximum elevation change of 269 m around an average of 166 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,418 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,132 m.

The land around Nanto is covered by cropland (55%) and trees (27%) within 3 km, trees (75%) within 16 km, and trees (59%) and water (28%) within 80 km.

3 km
269 m
16 km
1,418 m
80 km
3,132 m
treesgrasslandcroplandartificial surfaceswater
October weather nearby: Fukumitsu 5.0 km · Nanto-shi 6.0 km · Tonami 13 km · Oyabe 18 km · Tsubata 22 km · Yatsuomachi-higashikumisaka 22 km · Tsurugi-asahimachi 24 km · Nonoichi 25 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 Nanto (36.5127°, 136.8935°, elevation 141 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).