Weather in Nagasaki-shi for December 2025
- In general, the average temperature in Nagasaki-shi at the beginning of December is 13.7 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 10.7 °C by the end of December. 
- The climate of Nagasaki-shi in December is notably wet, with an average of 13 rainy days, and a total of 31.1 mm of precipitation. 
- Is December a good time to visit Nagasaki-shi? check out the best time to travel to Nagasaki-shi page. 
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Nagasaki-shi Weather December
Temperatures trend during December in Nagasaki-shi
December weather in Nagasaki-shi day by day
| Date | Weather | Temperatures | Rain | UV | More | 
|---|---|---|---|---|---|
| 1 Dec. | Patchy rain possible | 15° /11° | 3.4 mm | 4 | |
| 2 Dec. | Patchy rain possible | 17° /14° | 0.7 mm | 4 | |
| 3 Dec. | Patchy rain possible | 15° /10° | 0.2 mm | 3 | |
| 4 Dec. | Cloudy | 13° /9° | 0 mm | 3 | |
| 5 Dec. | Light rain shower | 12° /10° | 0.9 mm | 3 | |
| 6 Dec. | Patchy rain possible | 13° /11° | 1.2 mm | 3 | |
| 7 Dec. | Patchy rain possible | 11° /9° | 0.7 mm | 3 | |
| 8 Dec. | Patchy rain possible | 10° /7° | 2.7 mm | 3 | |
| 9 Dec. | Patchy rain possible | 11° /7° | 0.1 mm | 3 | |
| 10 Dec. | Partly cloudy | 12° /9° | 0 mm | 4 | |
| 11 Dec. | Patchy rain possible | 13° /9° | 0.1 mm | 3 | |
| 12 Dec. | Sunny | 13° /8° | 0 mm | 4 | |
| 13 Dec. | Patchy rain possible | 11° /8° | 0.9 mm | 3 | |
| 14 Dec. | Patchy rain possible | 10° /7° | 0.3 mm | 3 | |
| 15 Dec. | Light rain shower | 10° /7° | 1.8 mm | 3 | |
| 16 Dec. | Light rain shower | 10° /9° | 1.8 mm | 3 | |
| 17 Dec. | Patchy rain possible | 12° /9° | 2.6 mm | 3 | |
| 18 Dec. | Light rain shower | 10° /6° | 1.6 mm | 3 | |
| 19 Dec. | Patchy rain possible | 9° /4° | 0.6 mm | 2 | |
| 20 Dec. | Overcast | 10° /6° | 0 mm | 3 | |
| 21 Dec. | Light rain shower | 13° /7° | 2.1 mm | 3 | |
| 22 Dec. | Patchy rain possible | 8° /5° | 0.1 mm | 2 | |
| 23 Dec. | Overcast | 10° /5° | 0 mm | 3 | |
| 24 Dec. | Partly cloudy | 11° /7° | 0 mm | 4 | |
| 25 Dec. | Patchy rain possible | 12° /6° | 0.4 mm | 3 | |
| 26 Dec. | Light rain shower | 12° /8° | 1.5 mm | 3 | |
| 27 Dec. | Overcast | 9° /7° | 0.3 mm | 2 | |
| 28 Dec. | Light rain shower | 8° /6° | 3.3 mm | 2 | |
| 29 Dec. | Patchy rain possible | 10° /6° | 0.5 mm | 3 | |
| 30 Dec. | Patchy rain possible | 12° /7° | 1.9 mm | 3 | |
| 31 Dec. | Patchy rain possible | 12° /6° | 1.3 mm | 3 | |
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Nagasaki-shi weather in December vs November vs January
| November | December | January | |
|---|---|---|---|
| Weather | Patchy rain possible | Patchy rain possible | Patchy rain possible | 
| Temperatures | 18°/14° | 11°/8° | 9°/5° | 
| Rainfall | 184 mm | 31 mm | 62 mm | 
| Snowfall | 0 cm | 0 cm | 6 cm | 
| Wind | 23.7 km/h | 23.2 km/h | 23.6 km/h | 
| Humidity | 68% | 61% | 62% | 
| Rainy days | 8 days | 13 days | 8 days | 
| Snow days | 0 days | 0 days | 2 days | 
| Dry days | 22 days | 18 days | 21 days | 
Planning a trip to Nagasaki-shi? Discover the best time to visit
Nagasaki-shi in December - FAQ
What to pack to Nagasaki-shi in December?
As you prepare for your trip to Nagasaki-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 Nagasaki-shi, 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
 
December rainfall patterns in Nagasaki-shi
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Get accurate weather forecasts for Nagasaki-shi, located at latitude 32.75 and longitude 129.883. Stay updated with localized weather information tailored for Nagasaki-shi.