Weather in Tateyama-shi for December 2025
In general, the average temperature in Tateyama-shi at the beginning of December is 15 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 12.4 °C by the end of December.
Tateyama-shi experiences moderate rainfall in December, with an average of 8 rainy days and a total precipitation of 17 mm.
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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 | 14° /11° | 0 mm | 4 | |
| 2 Dec. |  Overcast | 14° /12° | 0 mm | 3 | |
| 3 Dec. | Sunny | 18° /15° | 0 mm | 5 | |
| 4 Dec. | Overcast | 18° /14° | 0 mm | 4 | |
| 5 Dec. | Overcast | 14° /12° | 0 mm | 3 | |
| 6 Dec. | Sunny | 14° /11° | 0 mm | 4 | |
| 7 Dec. | Overcast | 13° /11° | 0 mm | 3 | |
| 8 Dec. |  Patchy rain possible | 13° /10° | 0.1 mm | 3 | |
| 9 Dec. |  Partly cloudy | 11° /8° | 0 mm | 4 | |
| 10 Dec. |  Cloudy | 12° /9° | 0.5 mm | 3 | |
| 11 Dec. | Overcast | 13° /10° | 0 mm | 3 | |
| 12 Dec. | Cloudy | 10° /6° | 0 mm | 3 | |
| 13 Dec. | Overcast | 13° /7° | 2.6 mm | 3 | |
| 14 Dec. | Cloudy | 13° /6° | 1.6 mm | 3 | |
| 15 Dec. | Sunny | 11° /7° | 0 mm | 4 | |
| 16 Dec. | Partly cloudy | 12° /10° | 0 mm | 4 | |
| 17 Dec. | Partly cloudy | 12° /9° | 0 mm | 4 | |
| 18 Dec. | Overcast | 12° /8° | 0 mm | 3 | |
| 19 Dec. |  Moderate or heavy rain shower | 9° /6° | 2.7 mm | 2 | |
| 20 Dec. | Overcast | 13° /6° | 0 mm | 3 | |
| 21 Dec. | Moderate or heavy rain shower | 15° /11° | 6.3 mm | 4 | |
| 22 Dec. | Cloudy | 13° /7° | 0 mm | 3 | |
| 23 Dec. | Cloudy | 9° /6° | 0 mm | 2 | |
| 24 Dec. | Sunny | 9° /6° | 0 mm | 3 | |
| 25 Dec. | Overcast | 13° /7° | 0 mm | 3 | |
| 26 Dec. | Partly cloudy | 15° /12° | 0.6 mm | 5 | |
| 27 Dec. | Moderate rain at times | 12° /8° | 2.2 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 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
- Rain Gear: Lightweight, waterproof clothing
- 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
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.