Kusatsu
December
Weather in Kusatsu for December 2026
Your guide to Kusatsu weather in December - trends and predictions
Kusatsu typically experiences moderate snowfall in December, with an average of 8 snowy days.
In general, the average temperature in Kusatsu at the beginning of December is 6.8 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 3.4 °C by the end of December.
Is December a good time to visit Kusatsu? check out the best time to travel to Kusatsu page.
✨ Is December a good time to visit Kusatsu? – Ask the AI Weatherman
Snow Forecast ❄️
Temperatures
More
20
Dry days
3
Rainy days
8
Snow days
4°/-3°
Temperatures
13 km/h
Avg max wind
69 %
Avg humidity
Kusatsu Weather December
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Temperatures trend during December in Kusatsu
See the weather trend as well as the moving average line
December weather in Kusatsu day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Dec. |  Sunny | 11° /1° | 0 mm | 0 cm | |
| 2 Dec. |  Overcast | 10° /3° | 0 mm | 0 cm | |
| 3 Dec. | Sunny | 10° /-1° | 0.6 mm | 0.2 cm | |
| 4 Dec. |  Patchy rain possible | 5° /-2° | 0.7 mm | 0.4 cm | |
| 5 Dec. | Sunny | 4° /-2° | 0.5 mm | 0.2 cm | |
| 6 Dec. |  Light sleet | 5° /-2° | 0.5 mm | 0 cm | |
| 7 Dec. |  Light snow | 4° /-3° | 1.7 mm | 1.2 cm | |
| 8 Dec. | Light snow | 4° /-3° | 1 mm | 0.6 cm | |
| 9 Dec. | Sunny | 5° /-2° | 0 mm | 0 cm | |
| 10 Dec. | Sunny | 7° /-1° | 0 mm | 0 cm | |
| 11 Dec. | Patchy rain possible | 7° /0° | 0.9 mm | 0.1 cm | |
| 12 Dec. |  Light rain | 2° /-3° | 2.7 mm | 0.5 cm | |
| 13 Dec. | Sunny | 3° /-4° | 0 mm | 0 cm | |
| 14 Dec. | Light snow | 5° /-2° | 2.3 mm | 1.5 cm | |
| 15 Dec. | Light rain | 5° /-3° | 2.3 mm | 0.6 cm | |
| 16 Dec. | Light rain | 7° /0° | 5 mm | 0 cm | |
| 17 Dec. | Patchy rain possible | 5° /-2° | 0.2 mm | 0 cm | |
| 18 Dec. | Sunny | 1° /-4° | 0.1 mm | 0.1 cm | |
| 19 Dec. |  Cloudy | 3° /-4° | 0.1 mm | 0 cm | |
| 20 Dec. | Sunny | 6° /-3° | 0 mm | 0 cm | |
| 21 Dec. | Patchy rain possible | 6° /-2° | 1.9 mm | 0.2 cm | |
| 22 Dec. |  Light snow showers | 0° /-5° | 2.1 mm | 1.4 cm | |
| 23 Dec. | Sunny | 1° /-6° | 0.3 mm | 0 cm | |
| 24 Dec. | Light snow | 1° /-4° | 2.3 mm | 1.5 cm | |
| 25 Dec. | Light rain | 4° /-2° | 2.5 mm | 0 cm | |
| 26 Dec. | Patchy rain possible | 4° /-4° | 1.3 mm | 0.8 cm | |
| 27 Dec. |  Light freezing rain | 0° /-6° | 0.4 mm | 0.1 cm | |
| 28 Dec. | Sunny | 2° /-5° | 0.8 mm | 0.5 cm | |
| 29 Dec. | Sunny | 4° /-3° | 0.2 mm | 0.1 cm | |
| 30 Dec. |  Partly cloudy | 5° /-3° | 0.1 mm | 0 cm | |
| 31 Dec. | Light drizzle | 5° /-3° | 1.5 mm | 0.2 cm | |
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Important Notice
Our weather forecast for Kusatsu in December 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 Kusatsu forecast closer to your planned date for the most up-to-date weather information.
Change Month
Kusatsu weather in December vs November vs January
Compare December weather in Kusatsu with the previous and following months. See how temperature, rainfall, wind, and other conditions change throughout the year to help you plan your visit.
| November | December | January | |
|---|---|---|---|
| Weather | Patchy rain possible | Sunny |  Moderate snow |
| Temperatures | 10°/2° | 4°/-3° | 2°/-5° |
| Rainfall | 33 mm | 32 mm | 35 mm |
| Snowfall | 1 cm | 10 cm | 22 cm |
| Wind | 10.9 km/h | 13.2 km/h | 13.6 km/h |
| Humidity | 74% | 69% | 66% |
| Rainy days | 5 days | 3 days | 0 days |
| Snow days | 2 days | 8 days | 12 days |
| Dry days | 23 days | 20 days | 19 days |
Planning a trip to Kusatsu? Discover the best time to visit
Kusatsu in December - FAQ
What are the expected maximum and minimum temperatures in Kusatsu during December?
Brace for cold days with temperatures not exceeding 4° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Kusatsu during December?
In December, Kusatsu can expect light to moderate rainfall, totaling 32 mm across approximately 3 days. Occasional showers are possible, and planning ahead for them could be helpful.
Will it snow in Kusatsu in December 2026?
Kusatsu experiences an average snowfall of 10.3 cm during December, occurring over 8 days.
What are the typical wind conditions in Kusatsu during December?
The average wind speed in Kusatsu during December is 13 km/h, suggesting breezy to windy conditions, depending on your activities.
Kusatsu snow forecast December 2026
Track daily snowfall levels and discover Kusatsu’s snowy potential this December ❄️
On average, Kusatsu sees 8 snowy days during December, with approximately 10.3 cm of total snowfall.
December rainfall patterns in Kusatsu
Explore the daily rainfall trends and prepare for Kusatsus December weather 💧
Typically, Kusatsu has 3 rainy days in December with a total of 32 mm of rainfall.
What to pack to Kusatsu in December?
Cold & raw · highs around 4 °C, mostly dry
As you prepare for your trip to Kusatsu in December, 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 Kusatsu, during December, is comfortable and enjoyable, regardless of the weather conditions.
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🧥 Clothing
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🎒 Accessories
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