Karuizawa
April
Weather in Karuizawa for April 2026
Your guide to Karuizawa weather in April - trends and predictions
In general, the average temperature in Karuizawa at the beginning of April is 8.7 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 16.1 °C by the end of April.
The climate of Karuizawa in April is notably wet, with an average of 11 rainy days, and a total of 117.8 mm of precipitation.
Is April a good time to visit Karuizawa? check out the best time to travel to Karuizawa page.
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Temperatures
Rain 🌧️
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19
Dry days
11
Rainy days
0
Snow days
13°/4°
Temperatures
11 km/h
Avg max wind
72 %
Avg humidity
Karuizawa Weather April
Move between months or click on a day
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  4° | 2  8° | 3  9° | 4  8° | 5 10° | ||
| 6 10° | 7 12° | 8  15° | 9  12° | 10 11° | 11  12° | 12 14° |
| 13  12° | 14 17° | 15 14° | 16 15° | 17  18° | 18 15° | 19 20° |
| 20 18° | 21 13° | 22 15° | 23 11° | 24 14° | 25 17° | 26 15° |
| 27 17° | 28 18° | 29 15° | 30 17° |
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Access Karuizawa weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
Temperatures trend during April in Karuizawa
See the weather trend as well as the moving average line
April weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Apr. | Patchy rain possible | 4° /1° | 6.5 mm | 4.4 cm | |
| 2 Apr. | Partly cloudy | 8° /-1° | 5.2 mm | 0.5 cm | |
| 3 Apr. | Moderate rain | 9° /2° | 15.3 mm | 0.9 cm | |
| 4 Apr. | Fog | 8° /1° | 0.7 mm | 0 cm | |
| 5 Apr. | Patchy rain possible | 10° /-1° | 0.1 mm | 0 cm | |
| 6 Apr. | Patchy rain possible | 10° /2° | 1.3 mm | 0 cm | |
| 7 Apr. | Patchy rain possible | 12° /2° | 0.4 mm | 0 cm | |
| 8 Apr. | Light rain | 15° /3° | 3.1 mm | 0 cm | |
| 9 Apr. | Moderate or heavy snow showers | 12° /1° | 28.4 mm | 0 cm | |
| 10 Apr. | Partly cloudy | 11° /-1° | 1 mm | 0 cm | |
| 11 Apr. | Sunny | 12° /2° | 4.3 mm | 0 cm | |
| 12 Apr. | Patchy rain possible | 14° /2° | 0 mm | 0 cm | |
| 13 Apr. | Cloudy | 12° /3° | 6.6 mm | 0 cm | |
| 14 Apr. | Sunny | 17° /5° | 1.3 mm | 0 cm | |
| 15 Apr. | Sunny | 14° /4° | 1.3 mm | 0 cm | |
| 16 Apr. | Patchy rain possible | 15° /4° | 0.1 mm | 0 cm | |
| 17 Apr. | Patchy light rain with thunder | 18° /5° | 0.7 mm | 0 cm | |
| 18 Apr. | Patchy rain possible | 15° /6° | 0.1 mm | 0 cm | |
| 19 Apr. | Partly cloudy | 20° /5° | 0 mm | 0 cm | |
| 20 Apr. | Partly cloudy | 18° /6° | 1 mm | 0 cm | |
| 21 Apr. | Patchy rain possible | 13° /5° | 0.6 mm | 0 cm | |
| 22 Apr. | Light rain | 15° /5° | 3.2 mm | 0 cm | |
| 23 Apr. | Light drizzle | 11° /6° | 3.1 mm | 0 cm | |
| 24 Apr. | Light rain shower | 14° /6° | 4.9 mm | 0 cm | |
| 25 Apr. | Patchy rain possible | 17° /5° | 0.3 mm | 0 cm | |
| 26 Apr. | Cloudy | 15° /3° | 0 mm | 0 cm | |
| 27 Apr. | Patchy rain possible | 17° /5° | 0.1 mm | 0 cm | |
| 28 Apr. | Sunny | 18° /6° | 2.5 mm | 0 cm | |
| 29 Apr. | Light rain shower | 15° /6° | 2.9 mm | 0 cm | |
| 30 Apr. | Patchy rain possible | 17° /8° | 5.2 mm | 0 cm | |
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Important Notice
Our weather forecast for Karuizawa in April 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 Karuizawa forecast closer to your planned date for the most up-to-date weather information.
Karuizawa in April - FAQ
What are the expected maximum and minimum temperatures in Karuizawa during April?
Prepare for cooler days with highs just around 13° and colder nights, dipping below 4°.
How much rainfall should be expected in Karuizawa during April?
Significant rainfall exceeding 117.8 mm is expected in Karuizawa during April, occurring over more than 11 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Karuizawa in April 2026?
Karuizawa typically sees 0.09 cm of snowfall during April.
What are the typical wind conditions in Karuizawa during April?
The average wind speed in Karuizawa during April is 11 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Karuizawa in April?
As you prepare for your trip to Karuizawa in April, 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 Karuizawa, during April, 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
Karuizawa snow forecast April 2026
Track daily snowfall levels and discover Karuizawa’s snowy potential this April ❄️
April rainfall patterns in Karuizawa
Explore the daily rainfall trends and prepare for Karuizawas April weather 💧
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