Yamanashi
May
Weather in Yamanashi for May 2025
Your guide to Yamanashi weather in May - trends and predictions
In general, the average temperature in Yamanashi at the beginning of May is 17 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 17.6 °C by the end of May.
Expect significant rainfall in Yamanashi during May, with an average of 20 rainy days.
Is May a good time to visit Yamanashi? check out the best time to travel to Yamanashi page.
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11
Dry days
20
Rainy days
0
Snow days
18°/8°
Temperatures
9 km/h
Avg max wind
83 %
Avg humidity
Yamanashi in May average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  14° | 2  11° | 3  19° | 4 22° | |||
| 5  22° | 6  18° | 7 13° | 8 16° | 9 10° | 10  17° | 11 19° |
| 12 18° | 13  15° | 14  17° | 15 19° | 16 19° | 17 21° | 18 23° |
| 19  21° | 20 19° | 21 22° | 22  16° | 23 21° | 24 23° | 25 15° |
| 26 18° | 27 17° | 28 17° | 29  19° | 30 21° | 31 16° |
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Temperatures trend during May in Yamanashi
See the weather trend as well as the moving average line
May weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May | Moderate or heavy rain shower | 14° /5° | 32.9 mm | 3 | |
| 2 May | Patchy rain possible | 11° /2° | 2.8 mm | 3 | |
| 3 May | Overcast | 19° /3° | 0 mm | 4 | |
| 4 May | Moderate rain at times | 22° /9° | 0.7 mm | 5 | |
| 5 May | Partly cloudy | 22° /10° | 0 mm | 6 | |
| 6 May | Cloudy | 18° /9° | 0 mm | 4 | |
| 7 May | Light rain shower | 13° /9° | 10.9 mm | 3 | |
| 8 May | Light rain shower | 16° /5° | 5.1 mm | 4 | |
| 9 May | Light rain shower | 10° /4° | 7.3 mm | 3 | |
| 10 May | Sunny | 17° /3° | 0 mm | 5 | |
| 11 May | Sunny | 19° /6° | 0 mm | 5 | |
| 12 May | Patchy rain possible | 18° /4° | 0.8 mm | 4 | |
| 13 May | Heavy rain | 15° /9° | 101.1 mm | 4 | |
| 14 May | Light drizzle | 17° /9° | 1.5 mm | 4 | |
| 15 May | Overcast | 19° /8° | 0 mm | 4 | |
| 16 May | Patchy light drizzle | 19° /4° | 1.1 mm | 4 | |
| 17 May | Sunny | 21° /2° | 0 mm | 6 | |
| 18 May | Overcast | 23° /7° | 0 mm | 5 | |
| 19 May | Moderate rain | 21° /10° | 36.5 mm | 5 | |
| 20 May | Heavy rain | 19° /10° | 52 mm | 4 | |
| 21 May | Light rain shower | 22° /13° | 3.3 mm | 5 | |
| 22 May | Fog | 16° /9° | 1.7 mm | 4 | |
| 23 May | Overcast | 21° /8° | 0 mm | 5 | |
| 24 May | Overcast | 23° /10° | 0 mm | 5 | |
| 25 May | Light rain shower | 15° /11° | 3.3 mm | 4 | |
| 26 May | Patchy rain possible | 18° /9° | 0.4 mm | 4 | |
| 27 May | Light rain | 17° /8° | 3.3 mm | 4 | |
| 28 May | Moderate or heavy rain shower | 17° /14° | 139.4 mm | 4 | |
| 29 May | Patchy light rain with thunder | 19° /14° | 6.9 mm | 4 | |
| 30 May | Patchy rain possible | 21° /11° | 0.1 mm | 5 | |
| 31 May | Light rain shower | 16° /11° | 38.3 mm | 4 | |
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Important Notice
Our weather forecast for Yamanashi in May 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 May - FAQ
What are the expected maximum and minimum temperatures in Yamanashi during May?
Enjoy moderate daytime temperatures of up to 18° and cooler nights around 8°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Yamanashi during May?
Significant rainfall exceeding 449.3 mm is expected in Yamanashi during May, occurring over more than 20 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Yamanashi during May?
The average wind speed in Yamanashi during May is 9 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Yamanashi in May?
As you prepare for your trip to Yamanashi in May, 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 May, 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
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