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Japan weather

10 day weather forecast for Yamanashi

Tuesday, 27th October 2026, at 00:42
Today
Light rain
20° 10°
Tomorrow
Patchy rain possible
15° 4°
Thursday
Partly cloudy
14° 4°
Friday
Heavy rain
14° 6°
Saturday
Sunny
16° 5°
Sunday
Partly cloudy
13° 4°
Monday
Patchy rain possible
14° 9°
 More Details See
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Yamanashi Weather Pages

Yamanashi weather forecast

The weather forecast for Yamanashi over the next 2 days indicates comfortable conditions with temperatures ranging from 15 °C to 20 °C.

Rain is expected from today until Friday, accompanied by a gentle breeze.

On Thursday, expect a change in weather with temperatures reaching 14°C, and light showers with a 36% chance.

Weather today

Yamanashi 14 days weather forecast

This weeks weather in Yamanashi. Click on a date for detailed forecasts
Tue. 27
20°
10°
Light rain
3.9 mm
Wed. 28
15°
4°
Patchy rain possible
1.2 mm
Thu. 29
14°
4°
Partly cloudy
0.4 mm
Fri. 30
14°
6°
Heavy rain
53.6 mm
Sat. 31
16°
5°
Sunny
0 mm
Sun. 1
13°
4°
Partly cloudy
0 mm
Mon. 2
14°
9°
Patchy rain possible
1.8 mm
Tue. 3
12°
6°
Patchy rain possible
1.4 mm
Wed. 4
9°
5°
Light rain
4.7 mm
Thu. 5
8°
2°
Partly cloudy
0 mm
Fri. 6
8°
3°
Light rain
3.4 mm
Sat. 7
15°
6°
Light rain
4.2 mm
Sun. 8
14°
5°
Cloudy
0 mm
Further Ahead
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Access Yamanashi weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
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Yamanashi long range weather forecast

30 day weather forecast for Yamanashi
September
November
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Moderate rain
21°
2
Patchy rain possible
22°
3
Patchy rain possible
20°
4
Light rain
19°
5
Moderate or heavy rain shower
20°
6
Light rain
20°
7
Light rain
16°
8
Light rain
19°
9
Moderate rain
16°
10
Light rain
18°
11
Partly cloudy
20°
12
Light rain shower
19°
13
Light rain
18°
14
Patchy rain possible
18°
15
Light rain
19°
16
Overcast
19°
17
Light rain
18°
18
Light rain
17°
19
Light rain
17°
20
Light rain
17°
21
Patchy rain possible
16°
22
Moderate rain at times
14°
23
Overcast
16°
24
Light rain
15°
25
Moderate rain at times
15°
26
Moderate or heavy rain shower
16°
27
Light rain
20°
28
Patchy rain possible
15°
29
Partly cloudy
14°
30
Heavy rain
14°
31
Sunny
16°
Important Notice
Our Yamanashi long range weather forecast is based on historical data analysis rather than real-time forecasting models. While this provides a general outlook, weather conditions can change. We recommend checking the forecast closer to your planned date for the most current information.

Rain Forecast for the Next 14 Days in Yamanashi

A total of 74.7 mm is expected over 8 rainy days. The wettest day is Friday 30, with 53.6 mm. Click a day for details.
Tue. 27
3.9
3.9 mm
86%
Wed. 28
1.2
1.2 mm
57%
Thu. 29
0.4
0.4 mm
36%
Fri. 30
53.6
53.6 mm
93%
Sat. 31
0 mm
8%
Sun. 1
0 mm
15%
Mon. 2
1.8
1.8 mm
73%
Tue. 3
1.4
1.4 mm
62%
Wed. 4
4.7
4.7 mm
82%
Thu. 5
0 mm
19%
Fri. 6
3.4
3.4 mm
80%
Sat. 7
4.2
4.2 mm
75%
Sun. 8
0 mm
13%

Frequently asked questions about the weather in Yamanashi

How warm is it in Yamanashi over the next 14 days?
Over the next two weeks, temperatures in Yamanashi are expected to range from around 2 °C on the coldest nights up to about 20 °C on the warmest days. Use this range to plan what to pack and wear.

Will it rain in Yamanashi in the next two weeks?
Yes - rain is expected on about 8 of the next 14 days in Yamanashi, with roughly 74.7 mm of rainfall in total. It is worth keeping an umbrella or raincoat handy.

How windy is it in Yamanashi?
Maximum wind speeds in Yamanashi are forecast to reach about 14 km/h at their peak over the next 14 days.

When is the best time to visit Yamanashi?
For a month-by-month look at temperatures and rainfall, see our best time to visit Yamanashi guide.

How accurate is the 14-day forecast for Yamanashi?
Our Yamanashi forecast uses leading meteorological models and is most reliable over the next few days. Long-range days beyond a week show general trends and can change, so check back closer to the date for updates.
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