Climate Insights for Inuyama

Inuyama-shi, Aichi-ken, Japan

Hottest
August
33°C peak
Coldest
January
1°C low
Wettest
July
306mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Inuyama is temperate. The average annual temperature is 16°C and approximately 1982mm of precipitation falls per year. Inuyama receives a notable amount of rainfall throughout the year, including during its driest month. Inuyama is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, September. The coldest months are January, February, December, when temperatures can drop to 1°C. Light snow can occur between January and December.

Temperature

10° 20° 30° 40° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 9° Average: 5° Min: 1° Feb Max: 10° Average: 6° Min: 2° Mar Max: 15° Average: 10° Min: 5° Apr Max: 20° Average: 15° Min: 10° May Max: 24° Average: 19° Min: 14° Jun Max: 27° Average: 23° Min: 19° Jul Max: 31° Average: 27° Min: 24° Aug Max: 33° Average: 28° Min: 25° Sep Max: 29° Average: 25° Min: 21° Oct Max: 23° Average: 18° Min: 14° Nov Max: 17° Average: 12° Min: 8° Dec Max: 11° Average: 7° Min: 3°
Max
Average
Min

Temperatures in Inuyama vary considerably across the year, with a 32°C difference between the coldest and warmest months. The warmest month is August, when average highs reach 33°C and the mean temperature sits around 28°C. January is the coolest month, with minimum temperatures around 1°C and an average of 5°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs. The sharpest temperature change occurs between September and October, with a 6°C shift in average temperatures.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm 300mm 350mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 56mm Snow: 4mm Feb Precipitation: 82mm Snow: 2mm Mar Precipitation: 143mm Snow: 1mm Apr Precipitation: 191mm Snow: 0mm May Precipitation: 202mm Snow: 0mm Jun Precipitation: 244mm Snow: 0mm Jul Precipitation: 306mm Snow: 0mm Aug Precipitation: 211mm Snow: 0mm Sep Precipitation: 227mm Snow: 0mm Oct Precipitation: 171mm Snow: 0mm Nov Precipitation: 86mm Snow: 0mm Dec Precipitation: 64mm Snow: 1mm
Precipitation
Snow

Inuyama is a fairly wet location, receiving approximately 1982mm of precipitation annually, which averages out to around 165mm per month. The wettest month is July, averaging 306mm of rainfall. June and September also tend to see above-average precipitation. The driest month is January, with just 56mm. That's 250mm less than July, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic. Light snowfall can occur between January and December, totalling around 8cm annually. January is the snowiest month with approximately 4cm.

Wind

0km/h 5km/h 10km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 8km/h Feb Wind Speed: 8km/h Mar Wind Speed: 9km/h Apr Wind Speed: 8km/h May Wind Speed: 7km/h Jun Wind Speed: 7km/h Jul Wind Speed: 6km/h Aug Wind Speed: 6km/h Sep Wind Speed: 6km/h Oct Wind Speed: 7km/h Nov Wind Speed: 7km/h Dec Wind Speed: 7km/h
Wind Speed

Inuyama is relatively calm, with an average annual wind speed of 7km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is March, averaging 9km/h, though still comfortable for most outdoor activities. The calmest conditions occur in July, with average winds dropping to 6km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 3km/h gap between the calmest and windiest months.

Seasons

Winter
Dec 21
Spring
Mar 20
Summer
Jun 21
Autumn
Sep 23

7 days until Autumn

It is currently summer in Inuyama, which began on June 21, 2026. Inuyama is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in August at around 33°C, while the coldest stretch bottoms out in January near 1°C. Autumn is next, beginning on September 23, 2026 (7 days from now).

Spring

Temperatures range from 5 to 24°C. Rainfall is heavy, totalling around 535mm across the season with a monthly average of 178mm. Winds are generally light, averaging 8km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 19 to 33°C. Rainfall is heavy, totalling around 761mm across the season with a monthly average of 254mm. Winds are generally light, averaging 6km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.

Autumn

Temperatures range from 8 to 29°C. Rainfall is heavy, totalling around 484mm across the season with a monthly average of 161mm. Winds are generally light, averaging 7km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 1 to 11°C. Precipitation is moderate at around 202mm for the season, averaging 67mm per month. Expect around 7cm of snow accumulation during this period. Winds are generally light, averaging 8km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Monthly Climate Data

The table below shows monthly climate averages for Inuyama based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
1 °C
9 °C
8 km/h
56 mm
4 cm
Feb
2 °C
10 °C
8 km/h
82 mm
2 cm
Mar
5 °C
15 °C
9 km/h
143 mm
1 cm
Apr
10 °C
20 °C
8 km/h
191 mm
0 cm
May
14 °C
24 °C
7 km/h
202 mm
0 cm
Jun
19 °C
27 °C
7 km/h
244 mm
0 cm
Jul
24 °C
31 °C
6 km/h
306 mm
0 cm
Aug
25 °C
33 °C
6 km/h
211 mm
0 cm
Sep Current
21 °C
29 °C
6 km/h
227 mm
0 cm
Oct
14 °C
23 °C
7 km/h
171 mm
0 cm
Nov
8 °C
17 °C
7 km/h
86 mm
0 cm
Dec
3 °C
11 °C
7 km/h
64 mm
1 cm
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Metric (°C, km/h)