Toyohashi weather in October

In October, Toyohashi sees average daytime highs of 23°C and overnight lows near 16°C, with 211 mm of rain across 11.8 wet days and about 11.1 hours of daylight. It is the 6th-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 25°C in the first days to 21°C by the end. The sky is clear or mostly clear about 40% 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 36 min by month's end. Set against the rest of the year, October is Toyohashi's 6th-clearest and 8th-windiest month. For the whole year in context, see Toyohashi's year-round climate.

Daytime high
23°
6th warmest
Overnight low
16°
8th coldest
Rainfall
211 mm
11.8 wet days
Daylight
11 h 06 min
6:02 AM – 5:09 PM
Cloud cover
55%
6th clearest
Wind
12 km/h
8th windiest
Solar energy
3.33 kWh/m²
Travel score
6.6
out of 10

Toyohashi is city in Aichi prefecture, Japan.

Density
1,441/km²
people per km²
Founded
1906

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 25°C in the first days to 21°C by the end.

A typical October day in Toyohashi reaches about 23°C in the afternoon and slips back to 16°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 26°C. Set against its neighbours, October runs about 5°C cooler than September and about 5°C warmer than November.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12519
22519
32518
42518
52518
62518
72418
82418
92417
102417
112417
122417
132317
142316
152316
162316
172316
182315
192215
202215
212215
222215
232214
242214
252114
262114
272114
282113
292113
302013
312013

How October really feels in Toyohashi

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.

Toyohashi 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 daysDaylight (hours)Travel score
Jan10° / 655.89.92.6
Feb11° / 816.810.73.0
Mar14° / 13510.511.74.3
Apr19° / 11°15110.412.86.0
May23° / 15°17011.313.86.5
Jun26° / 20°24215.614.35.4
Jul30° / 24°25015.814.14.2
Aug31° / 25°14415.313.33.8
Sep28° / 22°23614.612.25.2
Oct23° / 16°21111.811.16.6
Nov18° / 10°1138.910.25.9
Dec12° / 676.39.73.9

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 40% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 13% of October, with mostly cloudy or overcast conditions the remaining 47%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14456
24456
34555
44555
54555
64654
74753
84951
94951
105050
115050
125050
135248
145248
155248
165446
175446
185545
195545
205545
215644
225644
235644
245743
255842
265842
275941
286040
296040
306139
316139

Chance of precipitation in October

Any precipitation

Toyohashi gets around 211 mm of rain over 11.8 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 37% and peaks near 45% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
145
245
344
444
544
643
742
842
941
1041
1140
1239
1338
1438
1537
1636
1736
1835
1935
2035
2135
2234
2334
2434
2533
2633
2733
2832
2932
3031
3131

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 39% of days. Sticky, muggy-or-worse air turns up on roughly 11% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1122135265
2132235254
3142335234
4152535223
5152635213
6162734203
7182834182
8192933172
9213032152
10223130142
11243229132
12263327122
13293426111
14313424101
1533342391
1636342281
1738342071
1841331961
1944331751
2047321641
2150311540
2252311430
2355301230
2459281120
2560271120
2663261010
276624910
286823810
296922810
307121710
317320700

Wind in October

Winds average 12 km/h in October.

Across October, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light breeze
3112light breeze

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 42 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 66 minutes over October. Sunrise moves from 5:50 AM to 6:16 AM, and sunset from 5:29 PM to 4:52 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.75:505:29
211.65:515:28
311.65:515:26
411.55:525:25
511.55:535:23
611.55:545:22
711.45:555:21
811.45:555:19
911.45:565:18
1011.35:575:17
1111.35:585:15
1211.35:595:14
1311.26:005:13
1411.26:005:11
1511.16:015:10
1611.16:025:09
1711.16:035:08
1811.06:045:06
1911.06:055:05
2011.06:065:04
2110.96:075:03
2210.96:085:02
2310.96:085:00
2410.86:094:59
2510.86:104:58
2610.86:114:57
2710.76:124:56
2810.76:134:55
2910.76:144:54
3010.66:154:53
3110.66:164:52

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 3.33 kWh/m².

For context, solar energy here swings from a low near 2.62 kWh/m² to a high of 5.4 kWh/m² in May across the year — October's 3.33 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
13.6Moderate
23.6Moderate
33.6Moderate
43.5Moderate
53.5Moderate
63.5Moderate
73.5Moderate
83.5Moderate
93.4Moderate
103.4Moderate
113.4Moderate
123.4Moderate
133.4Moderate
143.4Moderate
153.3Moderate
163.3Moderate
173.3Moderate
183.3Moderate
193.3Moderate
203.3Moderate
213.3Moderate
223.2Moderate
233.2Moderate
243.2Moderate
253.2Moderate
263.2Moderate
273.2Moderate
283.1Moderate
293.1Moderate
303.1Moderate
313.1Moderate
Planning a trip in October

Hazard calendar for Toyohashi

In seasonPeak

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

Toyohashi 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 Toyohashi?

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

6.6
Sightseeing
1st-best month of the year
4.9
Beach & pool
6th-best month of the year

October is a reasonable time to visit Toyohashi for sightseeing.

What to pack for Toyohashi in October

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

In October, Toyohashi sees daytime highs around 23°C and nights near 16°C. Worth packing: light clothes and rain gear. About 12 days see rain.

light clothesrain gear

Sea temperature near Toyohashi 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 16 km away) is warmest in August at about 27°C and coldest in February near 16°C.

It's comfortable for a long swim from May 26 to Nov 26 — about 6.1 months when the water holds above 20°C.

15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan16Cool
Feb16Cool
Mar16Cool
Apr17Cool
May19Cool
Jun22Refreshing
Jul25Warm
Aug27Warm
Sep26Warm
Oct23Refreshing
Nov21Refreshing
Dec18Cool

UV index in Toyohashi 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 Toyohashi peaks around July 11 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateJul 11UV 10Dec 23UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5Moderate
Apr7High
May8Very high
Jun10Very high
Jul10Very high
Aug9Very high
Sep9Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Toyohashi 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 Toyohashi is worst in April — around 25 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (July, 15 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1325 µg/m³Jul 2415 µg/m³
PM2.5 (µg/m³)Level
Jan17Moderate
Feb19Moderate
Mar25Moderate
Apr25Moderate
May24Moderate
Jun20Moderate
Jul15Moderate
Aug15Moderate
Sep16Moderate
Oct18Moderate
Nov18Moderate
Dec16Moderate
Location & terrain

Where is Toyohashi?

Toyohashi sits at 34.8°N, 137.4°E, 12 m above sea level, in Japan. The nearest listed city is Kozakai-chō, 4.0 km away.

Topography around Toyohashi

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

Within 3 km, the terrain around Toyohashi has only modest variations in elevation — a maximum elevation change of 29 m around an average of 8 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 796 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,181 m.

The land around Toyohashi is covered by artificial surfaces (76%) within 3 km, trees (35%), artificial surfaces (25%) and water (24%) within 16 km, and trees (42%) and water (38%) within 80 km.

3 km
29 m
16 km
796 m
80 km
2,181 m
treesgrasslandcroplandartificial surfacesbare terrainwater
October weather nearby: Kozakai-chō 4.0 km · Toyokawa 6.0 km · Kosai 15 km · Tahara 15 km · Gamagōri 16 km · Shinshiro 18 km · Arai 19 km · Kōta 23 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 Toyohashi (34.7667°, 137.3833°, elevation 12 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).