Weather in Yamanashi for October 2025
Until now, October 2025 in Yamanashi has been nearly identical to the historical average, with a temperature of 17.7 °C (showing only a slight deviation of 0 °C).
The forecast for the next days in Yamanashi predicts temperatures to be around 14 °C, close to the historical average.
In general, the average temperature in Yamanashi at the beginning of October is 20.3 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 14.4 °C by the end of October.
Yamanashi experiences heavy rainfall in October, with over 20 rainy days and an average total precipitation 174.6 mm.
Is October a good time to visit Yamanashi? check out the best time to travel to Yamanashi page.
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Yamanashi Weather October
What’s the Weather Like in Yamanashi This October?
Temperatures trend during October in Yamanashi
October weather in Yamanashi day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Oct. |  Light rain shower | 21° /12° | 12.4 mm | 5 | |
| 2 Oct. | Patchy rain possible | 23° /11° | 0.6 mm | 5 | |
| 3 Oct. | Patchy rain possible | 21° /12° | 2.4 mm | 5 | |
| 4 Oct. | Light rain shower | 20° /12° | 9.3 mm | 5 | |
| 5 Oct. | Patchy rain possible | 21° /12° | 11.9 mm | 5 | |
| 6 Oct. | Patchy rain possible | 20° /10° | 6.3 mm | 4 | |
| 7 Oct. | Patchy rain possible | 16° /10° | 8.5 mm | 4 | |
| 8 Oct. | Light rain shower | 19° /10° | 7.8 mm | 4 | |
| 9 Oct. | Patchy rain possible | 15° /9° | 12.8 mm | 4 | |
| 10 Oct. | Patchy rain possible | 18° /9° | 5.5 mm | 4 | |
| 11 Oct. |  Partly cloudy | 19° /9° | 0.3 mm | 5 | |
| 12 Oct. | Light rain shower | 18° /9° | 1.6 mm | 4 | |
| 13 Oct. | Patchy rain possible | 18° /10° | 5.8 mm | 4 | |
| 14 Oct. | Patchy rain possible | 18° /9° | 2 mm | 4 | |
| 15 Oct. | Partly cloudy | 20° /9° | 6.6 mm | 5 | |
| 16 Oct. | Patchy rain possible | 19° /10° | 0.9 mm | 4 | |
| 17 Oct. | Patchy rain possible | 19° /9° | 4.5 mm | 4 | |
| 18 Oct. | Patchy rain possible | 17° /8° | 3.9 mm | 4 | |
| 19 Oct. |  Light rain | 17° /8° | 6.9 mm | 4 | |
| 20 Oct. | Partly cloudy | 17° /6° | 5.3 mm | 4 | |
| 21 Oct. | Patchy rain possible | 14° /3° | 1.6 mm | 3 | |
| 22 Oct. | Patchy rain possible | 13° /5° | 6.4 mm | 3 | |
| 23 Oct. |  Sunny | 16° /5° | 0.4 mm | 4 | |
| 24 Oct. |  Cloudy | 15° /5° | 4.4 mm | 4 | |
| 25 Oct. |  Moderate rain at times | 13° /5° | 6.7 mm | 3 | |
| 26 Oct. | Moderate or heavy rain shower | 16° /6° | 7.7 mm | 4 | |
| 27 Oct. | Patchy rain possible | 16° /5° | 1.2 mm | 4 | |
| 28 Oct. | Partly cloudy | 15° /5° | 5.4 mm | 4 | |
| 29 Oct. | Sunny | 13° /4° | 10.6 mm | 3 | |
| 30 Oct. | Sunny | 14° /1° | 0 mm | 0.9 | |
| 31 Oct. |  Moderate rain | 14° /3° | 15.3 mm | 0.7 | |
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Yamanashi weather in October vs September vs November
| September | October | November | |
|---|---|---|---|
| Weather | Patchy rain possible | Patchy rain possible | Patchy rain possible |
| Temperatures | 23°/15° | 17°/8° | 12°/3° |
| Rainfall | 283 mm | 175 mm | 141 mm |
| Snowfall | 0 cm | 0 cm | 1 cm |
| Wind | 7 km/h | 6.9 km/h | 7.4 km/h |
| Humidity | 88% | 84% | 78% |
| Rainy days | 28 days | 26 days | 19 days |
| Snow days | 0 days | 0 days | 3 days |
| Dry days | 2 days | 5 days | 8 days |
Planning a trip to Yamanashi? Discover the best time to visit
Yamanashi in October - FAQ
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
UV exposure in Yamanashi during October
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Where is Yamanashi?Get accurate weather forecasts for Yamanashi, located at latitude 35.489 and longitude 138.688. Stay updated with localized weather information tailored for Yamanashi.