Kamiiso weather in October

In October, Kamiiso sees average daytime highs of 14°C and overnight lows near 11°C, with 114 mm of rain across 11.4 wet days and about 10.9 hours of daylight. It is the 5th-warmest and 6th-wettest month of the year here.

Highs ease over the month, from about 18°C in the first days to 11°C by the end. The sky is clear or mostly clear about 36% 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 12 min by month's end. Set against the rest of the year, October is Kamiiso's 1st-clearest and 6th-windiest month. For the whole year in context, see Kamiiso's year-round climate.

Daytime high
14°
5th warmest
Overnight low
11°
8th coldest
Rainfall
114 mm
11.4 wet days
Daylight
10 h 54 min
5:57 AM – 4:48 PM
Cloud cover
54%
1st clearest
Wind
17 km/h
6th windiest
Solar energy
3.07 kWh/m²
Travel score
4.2
out of 10

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 18°C in the first days to 11°C by the end.

A typical October day in Kamiiso reaches about 14°C in the afternoon and slips back to 11°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 11°C and 18°C. Set against its neighbours, October runs about 6°C cooler than September and about 7°C warmer than November.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
11815
21815
31815
41815
51714
61714
71714
81714
91713
101613
111613
121612
131512
141512
151512
161511
171411
181411
191410
201310
211310
22139
23129
24129
25128
26128
27118
28118
29117
30117
31107

How October really feels in Kamiiso

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.

Kamiiso weather by month

How October compares with the rest of the year at a glance. October is the 5th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-1° / -4°529.29.39.30.0
Feb-0° / -4°527.97.210.30.0
Mar / -1°669.65.911.70.0
Apr / 839.81.313.10.7
May11° / 11911.6014.32.8
Jun16° / 13°12111.60154.6
Jul20° / 17°17814.9014.75.4
Aug22° / 20°20614.8013.75.8
Sep21° / 18°18512.8012.35.8
Oct14° / 11°11411.4010.94.2
Nov / 87111.69.61.0
Dec / -1°7110.57.590.0

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 36% of the time in October, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 19% of October, with mostly cloudy or overcast conditions the remaining 45%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14753
24753
34852
44852
54951
65050
75149
85248
95347
105347
115446
125545
135644
145743
155743
165743
175842
185842
195842
205842
215842
225842
235842
245743
255743
265743
275743
285743
295743
305743
315644

Chance of precipitation in October

Any precipitation

Kamiiso gets around 114 mm of rain over 11.4 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 37% 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
341
441
541
641
741
840
940
1039
1139
1238
1337
1436
1536
1635
1735
1834
1934
2033
2133
2233
2333
2433
2533
2634
2734
2834
2934
3034
3134

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 84% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
15533111
2593290
3613180
4623080
5652870
6672760
7702550
8732340
9752140
10781930
11801820
12821620
13841420
14861310
15871210
16881110
17891010
1890910
1991810
2092710
2193610
2295500
2396400
2497300
2597300
2698200
2798200
2898200
2999100
3099100
3199100

Wind in October

Winds average 17 km/h in October.

Across October, daily wind ranges from about 16 km/h on the calmest days to 17 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
116light breeze
217light breeze
317light breeze
417light breeze
517light breeze
617light breeze
717light breeze
817light breeze
917light breeze
1017light breeze
1117light breeze
1217light breeze
1317light breeze
1417light breeze
1517light breeze
1617light breeze
1717light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2716light breeze
2816light breeze
2917light breeze
3017light breeze
3117light breeze

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 36 min at the start of October to 10 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 84 minutes over October. Sunrise moves from 5:40 AM to 6:15 AM, and sunset from 5:13 PM to 4:27 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.65:405:13
211.55:415:11
311.55:425:10
411.45:435:08
511.45:445:06
611.35:455:04
711.35:465:03
811.25:485:01
911.25:494:59
1011.15:504:58
1111.15:514:56
1211.05:524:54
1311.05:534:53
1410.95:554:51
1510.95:564:50
1610.95:574:48
1710.85:584:46
1810.85:594:45
1910.76:004:43
2010.76:024:42
2110.66:034:40
2210.66:044:39
2310.56:054:38
2410.56:074:36
2510.46:084:35
2610.46:094:33
2710.46:104:32
2810.36:114:31
2910.36:134:29
3010.26:144:28
3110.26:154:27

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 3.07 kWh/m².

For context, solar energy here swings from a low near 1.68 kWh/m² to a high of 5.44 kWh/m² in May across the year — October's 3.07 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
13.5Moderate
23.4Moderate
33.4Moderate
43.4Moderate
53.3Moderate
63.3Moderate
73.3Moderate
83.3Moderate
93.3Moderate
103.2Moderate
113.2Moderate
123.2Moderate
133.2Moderate
143.1Moderate
153.1Moderate
163.1Moderate
173.1Moderate
183.0Moderate
193.0Moderate
203.0Moderate
213.0Moderate
222.9Moderate
232.9Moderate
242.9Moderate
252.8Moderate
262.8Moderate
272.7Moderate
282.7Moderate
292.7Moderate
302.6Moderate
312.6Moderate
Planning a trip in October

Hazard calendar for Kamiiso

In seasonPeak

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

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

Kamiiso's rainy season runs May–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 Kamiiso?

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

4.2
Sightseeing
5th-best month of the year
0.5
Beach & pool
5th-best month of the year

October is a reasonable time to visit Kamiiso for sightseeing.

What to pack for Kamiiso in October

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

In October, Kamiiso sees daytime highs around 14°C and nights near 11°C. Worth packing: a warm layer and rain gear. About 11 days see rain.

a warm layerrain gear

Sea temperature near Kamiiso in October

The nearest coast averages about 19°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 22 km away) is warmest in August at about 23°C and coldest in February near 8°C.

It's comfortable for a long swim from Jul 26 to Oct 7 — about 2.4 months when the water holds above 20°C.

5°10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan10Bracing
Feb8Bracing
Mar8Bracing
Apr9Bracing
May11Bracing
Jun15Bracing
Jul19Cool
Aug23Refreshing
Sep22Refreshing
Oct19Cool
Nov15Cool
Dec13Bracing

UV index in Kamiiso in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Kamiiso peaks around August 18 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighVery highHighModerateLowAug 18UV 8Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar3Moderate
Apr5High
May8Very high
Jun7High
Jul5Moderate
Aug9Very high
Sep6High
Oct4Moderate
Nov2Low
Dec1Low

Air quality in Kamiiso 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 Kamiiso is worst in April — around 17 µg/m³ PM2.5 (moderate), about 2.6× the cleanest month (December, 6 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1216 µg/m³Dec 177 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb11Good
Mar16Moderate
Apr17Moderate
May14Moderate
Jun9Good
Jul8Good
Aug8Good
Sep8Good
Oct9Good
Nov8Good
Dec6Good
Location & terrain

Where is Kamiiso?

Kamiiso sits at 41.8°N, 140.6°E, 2 m above sea level, in Japan. The nearest listed city is Hokuto, 1.0 km away.

Topography around Kamiiso

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

Within 3 km, the terrain around Kamiiso has only modest variations in elevation — a maximum elevation change of 99 m around an average of 9 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,083 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,254 m.

The land around Kamiiso is covered by water (39%) and cropland (29%) within 3 km, trees (53%) and water (27%) within 16 km, and water (64%) and trees (33%) within 80 km.

3 km
99 m
16 km
1,083 m
80 km
1,254 m
treesgrasslandcroplandartificial surfaceswater
October weather nearby: Hokuto 1.0 km · Hakodate 9.0 km · Honchō 9.0 km · Yakumo 57 km · Muroran 62 km · Date 74 km · Mutsu 76 km · Noboribetsu 83 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 Kamiiso (41.8201°, 140.6448°, elevation 2 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).