Minami-Alps weather in October

In October, Minami-Alps sees average daytime highs of 17°C and overnight lows near 9°C, with 246 mm of rain across 15.6 wet days and about 11.1 hours of daylight. It is the 6th-warmest and 3rd-wettest month of the year here.

Highs ease over the month, from about 19°C in the first days to 15°C by the end. The sky is clear or mostly clear about 29% 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 36 min by month's end. Set against the rest of the year, October is Minami-Alps's 6th-clearest and 10th-windiest month. For the whole year in context, see Minami-Alps's year-round climate.

Daytime high
17°
6th warmest
Overnight low
8th coldest
Rainfall
246 mm
15.6 wet days
Daylight
11 h 06 min
5:59 AM – 5:04 PM
Cloud cover
62%
6th clearest
Wind
5 km/h
10th windiest
Solar energy
3.18 kWh/m²
Travel score
4.8
out of 10

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 19°C in the first days to 15°C by the end.

A typical October day in Minami-Alps reaches about 17°C in the afternoon and slips back to 9°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 13°C and 21°C. Set against its neighbours, October runs about 5°C cooler than September and about 5°C warmer than November.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
12012
22012
31912
41912
51912
61912
71911
81911
91811
101811
111810
121810
131810
141810
151710
16179
17179
18179
19179
20168
21168
22168
23168
24167
25167
26157
27157
28156
29156
30156
31156

How October really feels in Minami-Alps

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.

Minami-Alps weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -6°807.76.89.90.0
Feb / -6°939.16.810.70.0
Mar / -2°166147.211.71.3
Apr14° / 16814.11.712.93.6
May18° / 17514.8013.95.2
Jun21° / 14°24318.9014.44.8
Jul25° / 18°26921.3014.24.9
Aug26° / 19°19220.9013.35.0
Sep22° / 15°27018.2012.25.2
Oct17° / 24615.6011.14.8
Nov12° / 12110.90.310.13.1
Dec / -2°808.33.59.60.6

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

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

Beyond those clear spells, partly cloudy skies cover about 15% of October, with mostly cloudy or overcast conditions the remaining 56%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13367
23367
33466
43466
53565
63664
73664
83763
93763
103862
113862
123961
133961
144060
154159
164357
174357
184456
194555
204654
214753
224852
234951
245149
255248
265347
275446
285644
295743
305743
315941

Chance of precipitation in October

Any precipitation

Minami-Alps gets around 246 mm of rain over 15.6 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 49% and peaks near 60% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
160
260
359
459
559
658
757
857
956
1055
1154
1253
1352
1451
1550
1649
1748
1848
1947
2046
2145
2245
2344
2443
2542
2641
2740
2839
2939
3038
3138

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 83% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
15533111
25732101
3593191
4623080
5642970
6672760
7682660
8712450
9732340
10752140
11781930
12801730
13811630
14841420
15851320
16871120
17891010
1890910
1991810
2092710
2193610
2295500
2396400
2497300
2597300
2698200
2798200
2898200
2999100
3099100
3199100

Wind in October

Winds average 5 km/h in October.

Across October, daily wind ranges from about 5 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 36 min at the start of October to 10 h 36 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 5:46 AM to 6:13 AM, and sunset from 5:24 PM to 4:46 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.65:465:24
211.65:475:23
311.65:475:22
411.55:485:20
511.55:495:19
611.55:505:17
711.45:515:16
811.45:525:14
911.35:535:13
1011.35:535:12
1111.35:545:10
1211.25:555:09
1311.25:565:08
1411.25:575:06
1511.15:585:05
1611.15:595:04
1711.06:005:02
1811.06:015:01
1911.06:015:00
2010.96:024:59
2110.96:034:57
2210.96:044:56
2310.86:054:55
2410.86:064:54
2510.86:074:53
2610.76:084:52
2710.76:094:51
2810.76:104:50
2910.66:114:49
3010.66:124:47
3110.66:134:46

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 3.18 kWh/m².

For context, solar energy here swings from a low near 2.61 kWh/m² to a high of 5.39 kWh/m² in May across the year — October's 3.18 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
13.4Moderate
23.4Moderate
33.3Moderate
43.3Moderate
53.3Moderate
63.3Moderate
73.3Moderate
83.3Moderate
93.3Moderate
103.2Moderate
113.2Moderate
123.2Moderate
133.2Moderate
143.2Moderate
153.2Moderate
163.2Moderate
173.2Moderate
183.2Moderate
193.1Moderate
203.1Moderate
213.1Moderate
223.1Moderate
233.1Moderate
243.1Moderate
253.1Moderate
263.1Moderate
273.1Moderate
283.1Moderate
293.1Moderate
303.1Moderate
313.0Moderate
Planning a trip in October

Is October a good time to visit Minami-Alps?

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

4.8
Sightseeing
5th-best month of the year
1.2
Beach & pool
6th-best month of the year

October is a reasonable time to visit Minami-Alps for sightseeing.

What to pack for Minami-Alps in October

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

In October, Minami-Alps sees daytime highs around 17°C and nights near 9°C. Pack rain gear. About 16 days see rain.

rain gear

Sea temperature near Minami-Alps 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 at the nearest coast (about 57 km away) is warmest in August at about 27°C and coldest in February near 15°C.

It's comfortable for a long swim from May 30 to Nov 23 — about 5.9 months when the water holds above 20°C.

15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan16Cool
Feb15Cool
Mar15Cool
Apr17Cool
May19Cool
Jun22Refreshing
Jul24Warm
Aug27Warm
Sep26Warm
Oct23Refreshing
Nov21Refreshing
Dec18Cool

UV index in Minami-Alps 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 Minami-Alps peaks around July 14 at about 11 (extreme) — 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 highExtremeVery highModerateJul 14UV 11Dec 21UV 2
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar6High
Apr7Very high
May9Very high
Jun10Extreme
Jul11Extreme
Aug10Very high
Sep9Very high
Oct6High
Nov4Moderate
Dec2Moderate

Air quality in Minami-Alps 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 Minami-Alps is worst in April — around 23 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (December, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodApr 1623 µg/m³Dec 1610 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb20Moderate
Mar20Moderate
Apr23Moderate
May20Moderate
Jun17Moderate
Jul13Moderate
Aug12Good
Sep12Good
Oct12Good
Nov11Good
Dec10Good
Location & terrain

Where is Minami-Alps?

Minami-Alps sits at 35.6°N, 138.5°E, 298 m above sea level, in Japan. The nearest listed city is Minamiarupusu, 1.0 km away.

Topography around Minami-Alps

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

Within 3 km, the terrain around Minami-Alps has significant variations in elevation — a maximum elevation change of 442 m around an average of 329 m above sea level; within 16 km, extreme variations in elevation — a maximum elevation change of 2,479 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,735 m.

The land around Minami-Alps is covered by artificial surfaces (47%) and cropland (23%) within 3 km, trees (66%) within 16 km, and trees (84%) within 80 km.

3 km
442 m
16 km
2,479 m
80 km
3,735 m
treesgrasslandcroplandartificial surfacesbare terrainwater
October weather nearby: Minamiarupusu 1.0 km · Chūō 4.0 km · Ryūō 5.0 km · Shōwa 7.0 km · Kai 9.0 km · Nirasaki 9.0 km · Kofu 11 km · Isawa 16 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 Minami-Alps (35.616°, 138.4634°, elevation 298 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. 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).