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: Partly Cloudy
Pressure: 981 hPa
Feel like: 24 °C
Temperature: 22°C
Cloud: 74%
Humidity: 67%
Wind: S - 0 km/h
Visibility: 36.6 km
30 Day Averages and Extremes
- Average high 26.93°C
- Average low 20.5°C
- Hottest day 35°C (25 August 2026)
- Coldest day 0°C (19 September 2026)
- Average humidity 81.63%
- Days with precipitation 30 days
- Highest precipitation 97 mm (28 August 2026)
Yesterday's Data
- Max: 23°C
- Min: 20°C
- Total Precipitation: 7 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
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- Shiga
- Saga
- Ehime
- Iwate
- Kagawa
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- Miyagi
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- 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 warm weather in Yamanashi, with temperatures between 20ºC to 23ºC (68.0ºF to 73.4ºF), you might consider wearing:
- Cotton or linen fabrics
- Shorts or lightweight trousers
- Comfortable sandals or sneakers
- T-shirt or short-sleeve blouse
Temperature
Air quality
Satisfactory air quality, minimal pollution, low risk
- CO2 444
- CO 135
- NH3 0
- NO2 4
- O3 67
- PM10 3
- PM25 2
- SO2 2
- CH4 1,385