Obanazawa weather in October

In October, Obanazawa sees average daytime highs of 17°C and overnight lows near 9°C, with 126 mm of rain across 12.8 wet days and about 11 hours of daylight. It is the 6th-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 20°C in the first days to 15°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 24 min by month's end. Set against the rest of the year, October is Obanazawa's 3rd-clearest and 8th-windiest month. For the whole year in context, see Obanazawa's year-round climate.

Daytime high
17°
6th warmest
Overnight low
7th coldest
Rainfall
126 mm
12.8 wet days
Daylight
11 hours
5:54 AM – 4:53 PM
Cloud cover
66%
3rd clearest
Wind
8 km/h
8th windiest
Solar energy
2.91 kWh/m²
Travel score
5.1
out of 10

Obanazawa is city in Yamagata Prefecture, Japan.

Density
56/km²
people per km²
Founded
1959

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 20°C in the first days to 15°C by the end.

A typical October day in Obanazawa 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 14°C and 21°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)
12013
22012
32012
42012
51912
61912
71911
81911
91911
101911
111811
121810
131810
141810
151810
16179
17179
18179
19179
20179
21168
22168
23168
24168
25168
26167
27157
28157
29157
30157
31156

How October really feels in Obanazawa

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.

Obanazawa weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -4°9517.919.99.60.0
Feb / -4°6915.115.210.50.0
Mar / -1°9814.99.511.70.8
Apr14° / 9513.12133.6
May19° / 10°10012014.15.7
Jun22° / 15°12312.5014.65.9
Jul26° / 19°18817.2014.45.4
Aug27° / 20°15815.5013.55.5
Sep23° / 16°14414.2012.35.8
Oct17° / 12612.80115.1
Nov11° / 8414.12.79.92.5
Dec / -1°9517.613.39.40.2

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 22% of October, with mostly cloudy or overcast conditions the remaining 57%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13565
23565
33565
43664
53763
63763
73862
83961
93961
104060
114060
124258
134258
144357
154357
164357
174456
184456
194555
204555
214654
224654
234654
244753
254753
264852
274852
284951
294951
304951
315050

Chance of precipitation in October

Any precipitation

Obanazawa gets around 126 mm of rain over 12.8 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 41% and peaks near 44% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
144
244
344
444
544
644
743
843
942
1042
1141
1240
1340
1439
1539
1638
1738
1838
1938
2038
2138
2239
2339
2440
2540
2640
2741
2841
2941
3041
3141

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 80% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
14934143
25034133
35333122
45532112
55731102
6603091
7632881
8642781
9672571
10702361
11732151
12761950
13781750
14811540
15831340
16851230
17871030
1888930
1991720
2092620
2193520
2294510
2395410
2495410
2596310
2696310
2796310
2897210
2998200
3098200
3198200

Wind in October

Winds average 8 km/h in October.

Across October, daily wind ranges from about 8 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 36 min at the start of October to 10 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 72 minutes over October. Sunrise moves from 5:39 AM to 6:10 AM, and sunset from 5:15 PM to 4:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.65:395:15
211.65:405:14
311.55:415:12
411.55:425:11
511.45:435:09
611.45:445:08
711.35:455:06
811.35:465:05
911.35:475:03
1011.25:485:01
1111.25:495:00
1211.15:504:58
1311.15:514:57
1411.15:524:56
1511.05:534:54
1611.05:544:53
1710.95:554:51
1810.95:564:50
1910.95:574:49
2010.85:584:47
2110.85:594:46
2210.76:004:45
2310.76:014:43
2410.76:034:42
2510.66:044:41
2610.66:054:40
2710.56:064:38
2810.56:074:37
2910.56:084:36
3010.46:094:35
3110.46:104:34

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 2.91 kWh/m².

For context, solar energy here swings from a low near 1.87 kWh/m² to a high of 5.27 kWh/m² in May across the year — October's 2.91 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
13.2Moderate
23.2Moderate
33.1Moderate
43.1Moderate
53.1Moderate
63.1Moderate
73.1Moderate
83.1Moderate
93.0Moderate
103.0Moderate
113.0Moderate
123.0Moderate
133.0Moderate
143.0Moderate
153.0Moderate
163.0Moderate
172.9Moderate
182.9Moderate
192.9Moderate
202.9Moderate
212.8Moderate
222.8Moderate
232.8Moderate
242.8Moderate
252.7Moderate
262.7Moderate
272.7Moderate
282.7Moderate
292.6Moderate
302.6Moderate
312.6Moderate
Planning a trip in October

Hazard calendar for Obanazawa

In seasonPeak

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

Obanazawa 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 Obanazawa?

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

5.1
Sightseeing
6th-best month of the year
1.5
Beach & pool
6th-best month of the year

October is a reasonable time to visit Obanazawa for sightseeing.

What to pack for Obanazawa in October

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

In October, Obanazawa sees daytime highs around 17°C and nights near 9°C. Worth packing: rain gear. About 13 days see rain.

rain gear

Sea temperature near Obanazawa in October

The nearest coast averages about 21°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 68 km away) is warmest in August at about 26°C and coldest in March near 9°C.

It's comfortable for a long swim from Jun 24 to Oct 27 — about 4.1 months when the water holds above 20°C.

10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan12Bracing
Feb10Bracing
Mar9Bracing
Apr10Bracing
May14Bracing
Jun19Cool
Jul23Refreshing
Aug26Warm
Sep25Warm
Oct21Refreshing
Nov18Cool
Dec15Bracing

UV index in Obanazawa in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Obanazawa peaks around August 18 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateAug 18UV 9Jan 1UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr6High
May8Very high
Jun8Very high
Jul7High
Aug9Very high
Sep8Very high
Oct5Moderate
Nov3Moderate
Dec2Low

Air quality in Obanazawa 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 Obanazawa is worst in April — around 22 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (December, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodApr 1622 µg/m³Dec 1710 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb14Moderate
Mar21Moderate
Apr22Moderate
May21Moderate
Jun16Moderate
Jul14Moderate
Aug12Moderate
Sep12Good
Oct12Good
Nov11Good
Dec10Good
Location & terrain

Where is Obanazawa?

Obanazawa sits at 38.6°N, 140.4°E, 93 m above sea level, in Japan. The nearest listed city is Murayama, 15 km away.

Topography around Obanazawa

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

Within 3 km, the terrain around Obanazawa has only modest variations in elevation — a maximum elevation change of 226 m around an average of 102 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,175 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,215 m.

The land around Obanazawa is covered by cropland (41%) and trees (32%) within 3 km, trees (78%) within 16 km, and trees (71%) within 80 km.

3 km
226 m
16 km
1,175 m
80 km
2,215 m
treesgrasslandcroplandartificial surfaceswater
October weather nearby: Murayama 15 km · Higashine 18 km · Shinjō 19 km · Yachi 22 km · Tendō 28 km · Sagae 28 km · Naka-niida 39 km · Yamagata 41 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 Obanazawa (38.6033°, 140.4019°, elevation 93 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).