Climate Insights for Toyama

Toyama Shi, Toyama-ken, Japan

Hottest
August
30°C peak
Coldest
January
0°C low
Wettest
July
269mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Toyama is temperate. The average annual temperature is 14°C and approximately 2451mm of precipitation falls per year. Toyama receives a notable amount of rainfall throughout the year, including during its driest month. Toyama 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 0°C. Toyama experiences heavy snowfall, typically from January through December.

Temperature

10° 15° 20° 25° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 5° Average: 3° Min: 0° Feb Max: 5° Average: 3° Min: 0° Mar Max: 11° Average: 7° Min: 4° Apr Max: 16° Average: 12° Min: 9° May Max: 21° Average: 18° Min: 14° Jun Max: 25° Average: 21° Min: 19° Jul Max: 29° Average: 26° Min: 23° Aug Max: 30° Average: 27° Min: 24° Sep Max: 26° Average: 23° Min: 21° Oct Max: 20° Average: 16° Min: 14° Nov Max: 14° Average: 11° Min: 8° Dec Max: 8° Average: 5° Min: 3°
Max
Average
Min

Temperatures in Toyama vary considerably across the year, with a 30°C difference between the coldest and warmest months. The warmest month is August, when average highs reach 30°C and the mean temperature sits around 27°C. January is the coolest month, with minimum temperatures around 0°C and an average of 3°C. Daily temperature variation is modest, with an average difference of 6°C between highs and lows. The sharpest temperature change occurs between September and October, with a 7°C shift in average temperatures.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm 300mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 221mm Snow: 121mm Feb Precipitation: 177mm Snow: 92mm Mar Precipitation: 165mm Snow: 34mm Apr Precipitation: 171mm Snow: 2mm May Precipitation: 163mm Snow: 0mm Jun Precipitation: 204mm Snow: 0mm Jul Precipitation: 269mm Snow: 0mm Aug Precipitation: 250mm Snow: 0mm Sep Precipitation: 237mm Snow: 0mm Oct Precipitation: 189mm Snow: 0mm Nov Precipitation: 163mm Snow: 2mm Dec Precipitation: 241mm Snow: 75mm
Precipitation
Snow

Toyama is a very wet location, receiving approximately 2451mm of precipitation annually, which averages out to around 204mm per month. The wettest month is July, averaging 269mm of rainfall. August and December also tend to see above-average precipitation. The driest month is May, with just 163mm. That's 106mm less than July, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around. Toyama receives heavy snowfall, accumulating around 325cm annually from January through December. The snowiest month is January, with approximately 121cm. Winter travel should account for significant snow cover.

Wind

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

Toyama is relatively calm, with an average annual wind speed of 8km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is December, averaging 10km/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 4km/h gap between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 9km/h in winter, 8km/h in spring, 6km/h in summer, 7km/h in autumn.

Seasons

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

3 days until Autumn

It is currently summer in Toyama, which began on June 21, 2026. Toyama 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 30°C, while the coldest stretch bottoms out in January near 0°C. Autumn is next, beginning on September 23, 2026 (3 days from now).

Spring

Temperatures range from 4 to 21°C. Rainfall is heavy, totalling around 500mm across the season with a monthly average of 167mm. 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 30°C. Rainfall is heavy, totalling around 722mm across the season with a monthly average of 241mm. Winds are generally light, averaging 6km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.

Autumn

Temperatures range from 8 to 26°C. Rainfall is heavy, totalling around 590mm across the season with a monthly average of 197mm. Winds are generally light, averaging 7km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 0 to 8°C. Rainfall is heavy, totalling around 639mm across the season with a monthly average of 213mm. Expect around 288cm of snow accumulation during this period. Winds are generally light, averaging 9km/h. Warm winter clothing and waterproof boots are a must, and travel may be affected by snow.

Monthly Climate Data

The table below shows monthly climate averages for Toyama 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
0 °C
5 °C
9 km/h
221 mm
121 cm
Feb
0 °C
5 °C
9 km/h
177 mm
92 cm
Mar
4 °C
11 °C
9 km/h
165 mm
34 cm
Apr
9 °C
16 °C
9 km/h
171 mm
2 cm
May
14 °C
21 °C
8 km/h
163 mm
0 cm
Jun
19 °C
25 °C
7 km/h
204 mm
0 cm
Jul
23 °C
29 °C
6 km/h
269 mm
0 cm
Aug
24 °C
30 °C
6 km/h
250 mm
0 cm
Sep Current
21 °C
26 °C
6 km/h
237 mm
0 cm
Oct
14 °C
20 °C
7 km/h
189 mm
0 cm
Nov
8 °C
14 °C
8 km/h
163 mm
2 cm
Dec
3 °C
8 °C
10 km/h
241 mm
75 cm
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Metric (°C, km/h)