Weather in Karuizawa for August 2027
In general, the average temperature in Karuizawa at the beginning of August is 26.3 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 25.1 °C by the end of August.
Karuizawa experiences heavy rainfall in August, with over 20 rainy days and an average total precipitation 219.7 mm.
Is August a good time to visit Karuizawa? check out the best time to travel to Karuizawa page.
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Karuizawa Weather August
Temperatures trend during August in Karuizawa
August weather in Karuizawa day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. |  Partly cloudy | 27° /16° | 0.2 mm | 8 | |
| 2 Aug. |  Light rain | 28° /17° | 2.7 mm | 7 | |
| 3 Aug. |  Patchy rain possible | 25° /17° | 1.6 mm | 5 | |
| 4 Aug. | Light rain | 27° /17° | 2.7 mm | 7 | |
| 5 Aug. | Light rain | 27° /16° | 4.2 mm | 8 | |
| 6 Aug. | Light rain | 27° /18° | 6.4 mm | 5 | |
| 7 Aug. |  Patchy light rain with thunder | 24° /17° | 16.3 mm | 4 | |
| 8 Aug. |  Moderate rain | 25° /16° | 11 mm | 5 | |
| 9 Aug. | Light rain | 25° /16° | 4.3 mm | 6 | |
| 10 Aug. | Light rain | 25° /16° | 6.7 mm | 5 | |
| 11 Aug. | Light rain | 23° /14° | 3.7 mm | 7 | |
| 12 Aug. | Moderate rain | 21° /16° | 15.9 mm | 4 | |
| 13 Aug. | Moderate rain | 23° /16° | 13.8 mm | 4 | |
| 14 Aug. | Moderate rain | 23° /17° | 12 mm | 4 | |
| 15 Aug. | Light rain | 23° /17° | 8 mm | 4 | |
| 16 Aug. | Light rain | 23° /16° | 5.2 mm | 4 | |
| 17 Aug. | Patchy rain possible | 26° /16° | 1 mm | 5 | |
| 18 Aug. | Light rain | 25° /16° | 3.3 mm | 5 | |
| 19 Aug. | Patchy light rain with thunder | 27° /16° | 7.4 mm | 5 | |
| 20 Aug. | Moderate rain | 25° /17° | 11.5 mm | 4 | |
| 21 Aug. | Light rain | 25° /16° | 6.6 mm | 4 | |
| 22 Aug. | Light rain | 24° /16° | 6.1 mm | 4 | |
| 23 Aug. | Patchy light rain with thunder | 27° /17° | 5.3 mm | 5 | |
| 24 Aug. | Patchy light rain with thunder | 27° /17° | 12.2 mm | 7 | |
| 25 Aug. | Moderate rain | 27° /17° | 12.6 mm | 7 | |
| 26 Aug. | Light rain | 28° /18° | 5.5 mm | 6 | |
| 27 Aug. | Moderate rain | 24° /17° | 10.3 mm | 4 | |
| 28 Aug. | Light rain | 25° /16° | 6.3 mm | 4 | |
| 29 Aug. | Light rain | 22° /15° | 6.2 mm | 4 | |
| 30 Aug. | Moderate rain | 25° /17° | 7 mm | 4 | |
| 31 Aug. | Light rain | 25° /18° | 3.6 mm | 4 | |
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Karuizawa weather in August vs July vs September
| July | August | September | |
|---|---|---|---|
| Weather | Patchy rain possible | Patchy rain possible | Patchy rain possible |
| Temperatures | 25°/16° | 25°/16° | 21°/14° |
| Rainfall | 189 mm | 220 mm | 220 mm |
| Wind | 8.7 km/h | 8.3 km/h | 8.6 km/h |
| Humidity | 83% | 85% | 88% |
| Rainy days | 21 days | 24 days | 21 days |
| Dry days | 10 days | 7 days | 9 days |
Planning a trip to Karuizawa? Discover the best time to visit
Karuizawa in August - FAQ
What are the expected maximum and minimum temperatures in Karuizawa during August?
How much rainfall should be expected in Karuizawa during August?
What are the typical wind conditions in Karuizawa during August?
August rainfall patterns in Karuizawa
UV exposure in Karuizawa during August
What to pack to Karuizawa in August?
Mild & changeable · highs around 25 °C, frequent showers
As you prepare for your trip to Karuizawa in August, 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 August, is comfortable and enjoyable, regardless of the weather conditions.
🧥 Clothing
👟 Footwear
🎒 Accessories
Where is Karuizawa?Get accurate weather forecasts for Karuizawa, located at latitude 36.35 and longitude 138.633. Stay updated with localized weather information tailored for Karuizawa.