Iwakuni Shi (Iwakuni)
December
Weather in Iwakuni Shi for December 2026
Your guide to Iwakuni Shi weather in December - trends and predictions
In general, the average temperature in Iwakuni Shi at the beginning of December is 12.4 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 9.9 °C by the end of December.
Iwakuni Shi experiences moderate rainfall in December, with an average of 6 rainy days and a total precipitation of 40.8 mm.
Is December a good time to visit Iwakuni Shi? check out the best time to travel to Iwakuni Shi page.
✨ Is December a good time to visit Iwakuni Shi? – Ask the AI Weatherman
Temperatures
Rain 🌧️
More
25
Dry days
6
Rainy days
0
Snow days
11°/4°
Temperatures
18 km/h
Avg max wind
69 %
Avg humidity
Iwakuni Shi Weather December
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Temperatures trend during December in Iwakuni Shi
See the weather trend as well as the moving average line
December weather in Iwakuni Shi day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Dec. |  Patchy rain possible | 16° /8° | 0.4 mm | 0 cm | |
| 2 Dec. | Patchy rain possible | 16° /9° | 0.1 mm | 0 cm | |
| 3 Dec. | Patchy rain possible | 12° /5° | 0.3 mm | 0 cm | |
| 4 Dec. |  Sunny | 10° /4° | 0 mm | 0 cm | |
| 5 Dec. | Patchy rain possible | 10° /4° | 0.3 mm | 0 cm | |
| 6 Dec. | Patchy rain possible | 11° /4° | 0.1 mm | 0 cm | |
| 7 Dec. | Patchy rain possible | 13° /6° | 0.1 mm | 0 cm | |
| 8 Dec. | Patchy rain possible | 11° /4° | 1.2 mm | 0 cm | |
| 9 Dec. |  Overcast | 12° /6° | 0 mm | 0 cm | |
| 10 Dec. |  Partly cloudy | 13° /7° | 0 mm | 0 cm | |
| 11 Dec. |  Moderate rain | 13° /8° | 11.3 mm | 0 cm | |
| 12 Dec. | Patchy rain possible | 12° /7° | 0.5 mm | 0 cm | |
| 13 Dec. | Patchy rain possible | 11° /5° | 1.8 mm | 0 cm | |
| 14 Dec. |  Light rain | 11° /6° | 3 mm | 0 cm | |
| 15 Dec. | Light drizzle | 12° /6° | 1.4 mm | 0 cm | |
| 16 Dec. | Patchy rain possible | 12° /3° | 0.5 mm | 0 cm | |
| 17 Dec. | Patchy rain possible | 9° /4° | 0.8 mm | 0 cm | |
| 18 Dec. | Overcast | 9° /3° | 0.1 mm | 0 cm | |
| 19 Dec. | Light drizzle | 9° /3° | 1 mm | 0 cm | |
| 20 Dec. | Patchy rain possible | 10° /4° | 0.5 mm | 0 cm | |
| 21 Dec. | Light rain | 8° /4° | 8.6 mm | 0.1 cm | |
| 22 Dec. | Patchy rain possible | 7° /2° | 0.5 mm | 0 cm | |
| 23 Dec. | Overcast | 8° /1° | 0 mm | 0 cm | |
| 24 Dec. | Light rain | 10° /4° | 3.4 mm | 0 cm | |
| 25 Dec. | Patchy rain possible | 10° /2° | 0.7 mm | 0 cm | |
| 26 Dec. | Partly cloudy | 9° /2° | 0.6 mm | 0 cm | |
| 27 Dec. | Overcast | 9° /3° | 0 mm | 0 cm | |
| 28 Dec. | Partly cloudy | 9° /3° | 0.3 mm | 0 cm | |
| 29 Dec. | Patchy rain possible | 10° /3° | 0.1 mm | 0 cm | |
| 30 Dec. | Overcast | 11° /4° | 0.3 mm | 0 cm | |
| 31 Dec. | Light rain | 10° /4° | 3.1 mm | 0 cm | |
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Important Notice
Our weather forecast for Iwakuni Shi 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 Iwakuni Shi forecast closer to your planned date for the most up-to-date weather information.
Change Month
Iwakuni Shi weather in December vs November vs January
Compare December weather in Iwakuni Shi 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 | Patchy rain possible | Patchy rain possible |
| Temperatures | 16°/10° | 11°/4° | 8°/2° |
| Rainfall | 72 mm | 41 mm | 34 mm |
| Snowfall | 0 cm | 0 cm | 1 cm |
| Wind | 17.6 km/h | 18.4 km/h | 19.4 km/h |
| Humidity | 71% | 69% | 66% |
| Rainy days | 6 days | 6 days | 5 days |
| Snow days | 0 days | 0 days | 2 days |
| Dry days | 24 days | 25 days | 24 days |
Planning a trip to Iwakuni Shi? Discover the best time to visit
Iwakuni Shi in December - FAQ
What are the expected maximum and minimum temperatures in Iwakuni Shi during December?
Prepare for cooler days with highs just around 11° and colder nights, dipping below 4°.
How much rainfall should be expected in Iwakuni Shi during December?
In December, Iwakuni Shi can expect light to moderate rainfall, totaling 40.8 mm across approximately 6 days. Occasional showers are possible, and planning ahead for them could be helpful.
Will it snow in Iwakuni Shi in December 2026?
Iwakuni Shi typically sees 0.2 cm of snowfall during December.
What are the typical wind conditions in Iwakuni Shi during December?
The average wind speed in Iwakuni Shi during December is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
Iwakuni Shi snow forecast December 2026
Track daily snowfall levels and discover Iwakuni Shi’s snowy potential this December ❄️
December rainfall patterns in Iwakuni Shi
Explore the daily rainfall trends and prepare for Iwakuni Shis December weather 💧
Typically, Iwakuni Shi has 6 rainy days in December with a total of 40.8 mm of rainfall.
What to pack to Iwakuni Shi in December?
Cold & raw · highs around 11 °C, occasional showers
As you prepare for your trip to Iwakuni 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 Iwakuni Shi, during December, is comfortable and enjoyable, regardless of the weather conditions.
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