Weather in Tateyama-shi for December 2025
Until now, December 2025 in Tateyama-shi has been nearly identical to the historical average, with a temperature of 15 °C (showing only a slight deviation of 0.5 °C).
The forecast for the next days in Tateyama-shi predicts temperatures to be around 14 °C, close to the historical average.
In general, the average temperature in Tateyama-shi at the beginning of December is 15.3 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 11.9 °C by the end of December.
With an average of 5 rainy days, Tateyama-shi experiences minimal rainfall in December.
Is December a good time to visit Tateyama-shi? check out the best time to travel to Tateyama-shi page.
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Tateyama-shi Weather December
Temperatures trend during December in Tateyama-shi
December weather in Tateyama-shi day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. |  Sunny | 17° /13° | 0 mm | 4 | |
| 2 Dec. |  Overcast | 16° /13° | 0 mm | 4 | |
| 3 Dec. | Sunny | 18° /12° | 0.2 mm | 5 | |
| 4 Dec. | Overcast | 14° /11° | 0.4 mm | 4 | |
| 5 Dec. | Overcast | 14° /11° | 0 mm | 3 | |
| 6 Dec. | Sunny | 14° /10° | 0 mm | 4 | |
| 7 Dec. | Overcast | 14° /11° | 0 mm | 4 | |
| 8 Dec. |  Patchy rain possible | 15° /11° | 0.1 mm | 4 | |
| 9 Dec. |  Partly cloudy | 12° /9° | 0.1 mm | 4 | |
| 10 Dec. |  Cloudy | 12° /9° | 0.2 mm | 3 | |
| 11 Dec. | Overcast | 15° /10° | 0 mm | 4 | |
| 12 Dec. | Cloudy | 13° /6° | 0 mm | 4 | |
| 13 Dec. | Overcast | 12° /6° | 6.1 mm | 3 | |
| 14 Dec. |  Moderate rain | 15° /10° | 8.4 mm | 0.2 | |
| 15 Dec. | Sunny | 13° /10° | 0 mm | 0.5 | |
| 16 Dec. | Sunny | 12° /9° | 0.1 mm | 0.4 | |
| 17 Dec. | Sunny | 13° /11° | 0 mm | 0.4 | |
| 18 Dec. | Patchy rain possible | 12° /10° | 0.5 mm | 0.2 | |
| 19 Dec. | Patchy rain possible | 15° /11° | 0 mm | 3 | |
| 20 Dec. | Patchy rain possible | 18° /16° | 0.7 mm | 4 | |
| 21 Dec. | Patchy rain possible | 17° /15° | 2 mm | 4 | |
| 22 Dec. | Patchy rain possible | 14° /12° | 1.5 mm | 3 | |
| 23 Dec. | Moderate rain | 20° /17° | 8.7 mm | 4 | |
| 24 Dec. | Patchy rain possible | 15° /14° | 0.4 mm | 3 | |
| 25 Dec. | Sunny | 11° /9° | 0 mm | 4 | |
| 26 Dec. | Patchy rain possible | 10° /8° | 1.7 mm | 2 | |
| 27 Dec. | Patchy rain possible | 15° /9° | 1.7 mm | 3 | |
| 28 Dec. | Patchy rain possible | 11° /7° | 0.4 mm | 3 | |
| 29 Dec. | Sunny | 11° /6° | 0 mm | 4 | |
| 30 Dec. | Overcast | 11° /6° | 0 mm | 3 | |
| 31 Dec. | Overcast | 14° /9° | 0 mm | 3 | |
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Tateyama-shi weather in December vs November vs January
| November | December | January | |
|---|---|---|---|
| Weather | Patchy rain possible | Cloudy | Cloudy |
| Temperatures | 18°/14° | 13°/9° | 10°/7° |
| Rainfall | 278 mm | 17 mm | 83 mm |
| Wind | 31.9 km/h | 35.7 km/h | 32.7 km/h |
| Humidity | 69% | 55% | 56% |
| Rainy days | 15 days | 5 days | 6 days |
| Dry days | 15 days | 26 days | 25 days |
Planning a trip to Tateyama-shi? Discover the best time to visit
Tateyama-shi in December - FAQ
What to pack to Tateyama-shi in December?
As you prepare for your trip to Tateyama-shi 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 Tateyama-shi, during December, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Accessories
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
December rainfall patterns in Tateyama-shi
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Where is Tateyama-shi?Get accurate weather forecasts for Tateyama-shi, located at latitude 34.983 and longitude 139.867. Stay updated with localized weather information tailored for Tateyama-shi.