Yamanashi, Japan Weather
- Yamanashi, Japan Weather
- Current conditions
- Weather forecast
- Averages and extremes
- Yesterday's Data
- Temperature and possibility of rain in Yamanashi over the next 12 hours
- Temperature and possibility of rain in Yamanashi in the coming days
- Rainfall in Yamanashi in the coming days
- Yamanashi Weather Summary
- Weather averages by month
- Yamanashi's weather
- Frequently asked questions
- Comments
Current conditions
Condition: Moderate Drizzle
Pressure: 972 hPa
Feel like: 21 °C
Temperature: 18°C
Cloud: 63%
Humidity: 96%
Wind: SW - 1 km/h
Visibility: 3.96 km
30 Day Averages and Extremes
- Average high 25.67°C
- Average low 18.33°C
- Hottest day 35°C (04 July 2026)
- Coldest day 15°C (15 June 2026)
- Average humidity 79.7%
- Days with precipitation 27 days
- Highest precipitation 73 mm (14 June 2026)
Yesterday's Data
- Max: 23°C
- Min: 18°C
- Total Precipitation: 49 mm
Temperature and possibility of rain in Yamanashi over the next 12 hours
Temperature and possibility of rain in Yamanashi in the coming days
Rainfall in Yamanashi in the coming days
Yamanashi Climate Summary
Yamanashi features a Humid continental, no dry season, warm summer (Köppen classification: Dfb), with an average annual temperature of 11.94ºC (53.49ºF), which is about -3.25% lower than the national average for Japan. Annually, the city experiences approximately 98.18 millimeters (3.87 inches) of rainfall, spread across 147.54 rainy days, accounting for 40.42% of the year.
| Longitude | 35.6635113 |
| Latitude | 138.6388879 |
| Yearly high temperature | 15.94ºC (60.69ºF) |
| Yearly low temperature | 5.39ºC (41.7ºF) |
| Hottest month | August 27.86ºC (82.15ºF) |
| Coldest month | January -6.17ºC (20.89ºF) |
| Yearly precip | 98.18mm (3.87in) |
| Days with rainfall | 147.54 days (40.42%) |
| Driest month | January (68.44%) |
| Wettest month | October (80.58%) |
Weather averages by month
| Month | High / Low (°C) | Rain |
|---|---|---|
| January | 3.84° / -6.17° | 5.09 days |
| February | 5.16° / -5.37° | 7.55 days |
| March | 9.26° / -1.79° | 11.45 days |
| April | 14.46° / 3.0° | 12.36 days |
| May | 20.42° / 7.96° | 12.45 days |
| June | 22.54° / 12.09° | 18.55 days |
| July | 26.39° / 16.54° | 21.09 days |
| August | 27.86° / 17.3° | 18.91 days |
| September | 23.69° / 13.59° | 14.91 days |
| October | 18.07° / 7.8° | 12.36 days |
| November | 12.82° / 2.52° | 7.18 days |
| December | 6.76° / -2.83° | 5.64 days |
Yamanashi's weather
- Tokyo
- Osaka
- Kanagawa
- Hokkaido
- Aichi
- Tottori
- Shiga
- Saga
- Ehime
- Iwate
- Kagawa
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- Yamaguchi
- Tokushima
- Niigata
- Kumamoto
- Kyoto
- Hyogo
- Nagasaki
- Gumma
- Gifu
- Oita
- Nagano
Frequently asked questions
1. What is the hottest month in Yamanashi?
August has the highest average monthly temperature (daily mean of 27.86ºC) and January are the coolest (daily mean of -6.17ºC).
2. What should I wear in Yamanashi today?
For today's very hot weather in Yamanashi, with the high temperatures above 31ºC (87.8ºF), consider wearing:
- High SPF sunscreen for outdoor activities
- Ultra-thin, breathable socks
- Light, natural fabrics (like cotton or linen)
- Broad-brimmed sun hat
Temperature
Air quality
Satisfactory air quality, minimal pollution, low risk
- CO2 474
- CO 148
- NH3 0
- NO2 4
- O3 46
- PM10 0
- PM25 0
- SO2 1
- CH4 1,377