Yamanashi
October
Weather in Yamanashi for October 2025
Your guide to Yamanashi weather in October - trends and predictions
In general, the average temperature in Yamanashi at the beginning of October is 20 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 15.6 °C by the end of October.
Yamanashi experiences an exceptionally high level of rainfall in October, with more than 20 rainy days on average.
Is October a good time to visit Yamanashi? check out the best time to travel to Yamanashi page.
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9
Dry days
22
Rainy days
0
Snow days
17°/6°
Temperatures
7 km/h
Avg max wind
80 %
Avg humidity
Yamanashi in October average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  23° | 2 22° | 3 20° | 4 17° | 5 19° | ||
| 6 19° | 7 20° | 8  15° | 9 12° | 10  17° | 11 17° | 12 17° |
| 13 18° | 14 18° | 15  18° | 16 20° | 17 19° | 18 19° | 19  21° |
| 20 18° | 21 15° | 22 15° | 23  18° | 24  19° | 25  16° | 26 18° |
| 27  17° | 28 15° | 29 12° | 30  16° | 31 15° |
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Temperatures trend during October in Yamanashi
See the weather trend as well as the moving average line
October weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Oct. | Light rain shower | 23° /14° | 1.6 mm | 5 | |
| 2 Oct. | Patchy rain possible | 22° /14° | 0.7 mm | 5 | |
| 3 Oct. | Patchy rain possible | 20° /12° | 5.9 mm | 5 | |
| 4 Oct. | Light rain shower | 17° /13° | 22.9 mm | 4 | |
| 5 Oct. | Patchy rain possible | 19° /10° | 14.8 mm | 5 | |
| 6 Oct. | Patchy rain possible | 19° /9° | 1.2 mm | 4 | |
| 7 Oct. | Patchy rain possible | 20° /10° | 1.1 mm | 5 | |
| 8 Oct. | Light rain | 15° /9° | 18.7 mm | 4 | |
| 9 Oct. | Light rain | 12° /8° | 24.7 mm | 3 | |
| 10 Oct. | Fog | 17° /6° | 2.4 mm | 4 | |
| 11 Oct. | Light rain shower | 17° /7° | 0.6 mm | 4 | |
| 12 Oct. | Patchy rain possible | 17° /7° | 1 mm | 4 | |
| 13 Oct. | Patchy rain possible | 18° /7° | 0.6 mm | 4 | |
| 14 Oct. | Patchy rain possible | 18° /6° | 0.1 mm | 4 | |
| 15 Oct. | Moderate rain | 18° /7° | 14.9 mm | 4 | |
| 16 Oct. | Patchy rain possible | 20° /8° | 0.3 mm | 5 | |
| 17 Oct. | Patchy rain possible | 19° /9° | 0.5 mm | 5 | |
| 18 Oct. | Patchy rain possible | 19° /11° | 0.4 mm | 4 | |
| 19 Oct. | Overcast | 21° /10° | 3.6 mm | 5 | |
| 20 Oct. | Patchy rain possible | 18° /7° | 0.1 mm | 4 | |
| 21 Oct. | Patchy rain possible | 15° /2° | 0.6 mm | 4 | |
| 22 Oct. | Patchy rain possible | 15° /4° | 0.2 mm | 4 | |
| 23 Oct. | Cloudy | 18° /7° | 0.7 mm | 4 | |
| 24 Oct. | Partly cloudy | 19° /8° | 1.8 mm | 5 | |
| 25 Oct. | Moderate rain at times | 16° /8° | 5.7 mm | 4 | |
| 26 Oct. | Patchy rain possible | 18° /6° | 0.6 mm | 4 | |
| 27 Oct. | Patchy light rain with thunder | 17° /6° | 1.5 mm | 4 | |
| 28 Oct. | Patchy light rain with thunder | 15° /7° | 12.3 mm | 4 | |
| 29 Oct. | Light rain shower | 12° /4° | 21.3 mm | 3 | |
| 30 Oct. | Sunny | 16° /5° | 12.1 mm | 5 | |
| 31 Oct. | Patchy light rain with thunder | 15° /6° | 1.5 mm | 4 | |
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Important Notice
Our weather forecast for Yamanashi in October is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Yamanashi forecast closer to your planned date for the most up-to-date weather information.
Yamanashi in October - FAQ
What are the expected maximum and minimum temperatures in Yamanashi during October?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 6°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Yamanashi during October?
Significant rainfall exceeding 112.2 mm is expected in Yamanashi during October, occurring over more than 22 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Yamanashi during October?
The average wind speed in Yamanashi during October is 7 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Yamanashi in October?
As you prepare for your trip to Yamanashi in October, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Yamanashi, during October, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
October rainfall patterns in Yamanashi
Explore the daily rainfall trends and prepare for Yamanashis October weather 💧
UV exposure in Yamanashi during October
Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️
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