Yamaguchi (Iwakuni)
December
Weather in Yamaguchi for December 2025
Your guide to Yamaguchi weather in December - trends and predictions
Snowfall in Yamaguchi during December is quite rare, with fewer than 2 snowy days on average.
In general, the average temperature in Yamaguchi at the beginning of December is 12.7 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 10.4 °C by the end of December.
Yamaguchi experiences moderate rainfall in December, with an average of 7 rainy days and a total precipitation of 56 mm.
Is December a good time to visit Yamaguchi? check out the best time to travel to Yamaguchi page.
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Snow Forecast ❄️
Temperatures
Rain 🌧️
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23
Dry days
7
Rainy days
1
Snow days
11°/5°
Temperatures
17 km/h
Avg max wind
71 %
Avg humidity
Yamaguchi in December average weather
Move between months or click on a day
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  14° | 2 16° | 3 15° | 4  12° | 5 11° | 6 11° | 7 10° |
| 8  9° | 9  13° | 10  14° | 11  13° | 12 13° | 13 12° | 14 11° |
| 15  14° | 16 12° | 17  8° | 18 7° | 19 7° | 20 8° | 21  6° |
| 22 5° | 23 8° | 24 9° | 25 9° | 26 12° | 27 9° | 28 10° |
| 29 10° | 30 11° | 31 12° |
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Temperatures trend during December in Yamaguchi
See the weather trend as well as the moving average line
December weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Dec. | Patchy rain possible | 14° /6° | 0.1 mm | 0 cm | |
| 2 Dec. | Patchy rain possible | 16° /9° | 0.1 mm | 0 cm | |
| 3 Dec. | Patchy rain possible | 15° /7° | 0 mm | 0 cm | |
| 4 Dec. | Sunny | 12° /6° | 0 mm | 0 cm | |
| 5 Dec. | Patchy rain possible | 11° /5° | 0.1 mm | 0 cm | |
| 6 Dec. | Patchy rain possible | 11° /6° | 0.2 mm | 0 cm | |
| 7 Dec. | Patchy rain possible | 10° /5° | 0.1 mm | 0 cm | |
| 8 Dec. | Cloudy | 9° /3° | 2.3 mm | 0 cm | |
| 9 Dec. | Overcast | 13° /6° | 0 mm | 0 cm | |
| 10 Dec. | Partly cloudy | 14° /8° | 0 mm | 0 cm | |
| 11 Dec. | Moderate rain | 13° /8° | 16.2 mm | 0 cm | |
| 12 Dec. | Patchy rain possible | 13° /8° | 0.8 mm | 0 cm | |
| 13 Dec. | Sunny | 12° /6° | 0.3 mm | 0 cm | |
| 14 Dec. | Patchy rain possible | 11° /5° | 0.5 mm | 0 cm | |
| 15 Dec. | Light drizzle | 14° /7° | 2.1 mm | 0 cm | |
| 16 Dec. | Light drizzle | 12° /3° | 0.7 mm | 0 cm | |
| 17 Dec. | Light snow showers | 8° /2° | 0.3 mm | 0 cm | |
| 18 Dec. | Overcast | 7° /1° | 0.1 mm | 0 cm | |
| 19 Dec. | Light drizzle | 7° /2° | 1.5 mm | 0 cm | |
| 20 Dec. | Patchy rain possible | 8° /2° | 0.2 mm | 0 cm | |
| 21 Dec. | Moderate or heavy snow showers | 6° /2° | 0.8 mm | 0.2 cm | |
| 22 Dec. | Moderate or heavy snow showers | 5° /1° | 0.7 mm | 0 cm | |
| 23 Dec. | Overcast | 8° /0° | 0 mm | 0 cm | |
| 24 Dec. | Overcast | 9° /1° | 0 mm | 0 cm | |
| 25 Dec. | Patchy rain possible | 9° /2° | 0.2 mm | 0 cm | |
| 26 Dec. | Partly cloudy | 12° /3° | 0.8 mm | 0 cm | |
| 27 Dec. | Overcast | 9° /4° | 0 mm | 0 cm | |
| 28 Dec. | Partly cloudy | 10° /3° | 0.5 mm | 0 cm | |
| 29 Dec. | Sunny | 10° /3° | 0 mm | 0 cm | |
| 30 Dec. | Overcast | 11° /4° | 0.1 mm | 0 cm | |
| 31 Dec. | Light rain | 12° /5° | 4.6 mm | 0 cm | |
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Important Notice
Our weather forecast for Yamaguchi 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 Yamaguchi forecast closer to your planned date for the most up-to-date weather information.
Yamaguchi in December - FAQ
What are the expected maximum and minimum temperatures in Yamaguchi during December?
During December, expect a variety of temperatures with highs around 11° and lows near 5°, suitable for diverse activities and preferences.
How much rainfall should be expected in Yamaguchi during December?
Moderate rainfall is anticipated in Yamaguchi during December, with a total of 56 mm spread over approximately 7 days. Considering plans for rainy days is advisable.
Will it snow in Yamaguchi in December 2025?
Yamaguchi typically sees 0.46 cm of snowfall during December.
What are the typical wind conditions in Yamaguchi during December?
The average wind speed in Yamaguchi during December is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Yamaguchi in December?
As you prepare for your trip to Yamaguchi 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 Yamaguchi, during December, 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
Yamaguchi snow forecast December 2025
Track daily snowfall levels and discover Yamaguchi’s snowy potential this December ❄️
December rainfall patterns in Yamaguchi
Explore the daily rainfall trends and prepare for Yamaguchis December weather 💧
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