Nagasaki
December
Weather in Nagasaki for December 2025
Your guide to Nagasaki weather in December - trends and predictions
In general, the average temperature in Nagasaki 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.
Nagasaki in December brings notable rainfall, with an average of 20 rainy days and a total precipitation of 31.1 mm.
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Temperatures
Rain 🌧️
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11
Dry days
20
Rainy days
0
Snow days
11°/8°
Temperatures
23 km/h
Avg max wind
62 %
Avg humidity
Nagasaki Weather December
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  15° | 2 17° | 3 15° | 4  13° | 5 12° | 6 13° | 7 11° |
| 8 10° | 9 11° | 10  12° | 11 13° | 12  13° | 13 11° | 14 10° |
| 15 10° | 16 10° | 17 12° | 18 10° | 19 9° | 20  10° | 21 13° |
| 22 8° | 23 10° | 24 11° | 25 12° | 26 12° | 27 9° | 28 8° |
| 29 10° | 30 12° | 31 12° |
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Temperatures trend during December in Nagasaki
See the weather trend as well as the moving average line
December weather day by day
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| 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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Important Notice
Our weather forecast for Nagasaki 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 Nagasaki forecast closer to your planned date for the most up-to-date weather information.
Nagasaki in December - FAQ
What are the expected maximum and minimum temperatures in Nagasaki during December?
During December, expect a variety of temperatures with highs around 11° and lows near 8°, suitable for diverse activities and preferences.
How much rainfall should be expected in Nagasaki during December?
In December, Nagasaki can expect light to moderate rainfall, totaling 31.1 mm across approximately 20 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Nagasaki during December?
The average wind speed in Nagasaki during December is 23 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Nagasaki in December?
As you prepare for your trip to Nagasaki 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, 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
Explore the daily rainfall trends and prepare for Nagasakis December weather 💧
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