Yamanashi, Japan Weather

  1. Yamanashi, Japan Weather
  2. Current conditions
  3. Weather forecast
  4. Averages and extremes
  5. Yesterday's Data
  6. Temperature and possibility of rain in Yamanashi over the next 12 hours
  7. Temperature and possibility of rain in Yamanashi in the coming days
  8. Rainfall in Yamanashi in the coming days
  9. Yamanashi Weather Summary
  10. Weather averages by month
  11. Yamanashi's weather
  12. Frequently asked questions
  13. Comments
Yamanashi, Weather
(Photo by Sora Sagano on Unsplash)

Current conditions

Updated:
22°C
71.6°F
°C °F

Condition: Moderate Drizzle

Pressure: 975 hPa

Feel like: 26 °C

Temperature: 22°C

Cloud: 100%

Humidity: 92%

Wind: SW - 2 km/h

Visibility: 4.36 km

Weather forecast

Sun
21 Jun
18°C / 25°C
Drizzle
Mon
22 Jun
19°C / 26°C
Moderate Drizzle
Tue
23 Jun
18°C / 24°C
Moderate Drizzle
Wed
24 Jun
19°C / 22°C
Slight Rain Showers
Thu
25 Jun
20°C / 22°C
Drizzle Dense Intensity
Hourly forecast today:
03:00 AM
20° / 22°
20° / 22°
Moderate Drizzle
92% 16 km/h
04:00 AM
20° / 21°
20° / 21°
Slight Rain
94% 16 km/h
05:00 AM
20° / 21°
20° / 21°
Slight Rain
94% 12 km/h
06:00 AM
20° / 21°
20° / 21°
Slight Rain
95% 13 km/h
07:00 AM
20° / 21°
20° / 21°
Slight Rain
95% 10 km/h
08:00 AM
20° / 21°
20° / 21°
Moderate Rain
96% 8 km/h
09:00 AM
20° / 20°
20° / 20°
Moderate Rain
97% 9 km/h
10:00 AM
20° / 20°
20° / 20°
Moderate Rain
97% 10 km/h
11:00 AM
20° / 20°
20° / 20°
Moderate Rain
97% 10 km/h
12:00 PM
19° / 20°
19° / 20°
Moderate Rain
97% 11 km/h
13:00 PM
19° / 20°
19° / 20°
Moderate Rain
98% 13 km/h

30 Day Averages and Extremes

  • Average high 24.03°C
  • Average low 17.53°C
  • Hottest day 30°C (18 June 2026)
  • Coldest day 0°C (03 July 2026)
  • Average humidity 78.1%
  • Days with precipitation 27 days
  • Highest precipitation 83 mm (20 June 2026)

Yesterday's Data

  • Max: 22°C
  • Min: 20°C
  • Total Precipitation: 34 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

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 25ºC (77.0ºF), consider wearing:
- Loose and airy fabrics like linen or cotton
- UV-protective sunglasses
- Thin, moisture-wicking socks
- Wide-brimmed sun hat

Temperature

Early
20°C / 22°C
Morning
20°C / 20°C
Afternoon
19°C / 20°C
Evening
18°C / 19°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 451
  • CO 204
  • NH3 0
  • NO2 21
  • O3 56
  • PM10 6
  • PM25 5
  • SO2 15
  • CH4 1,403

Sunrise / Sunset

19:30
10:04