Nagasaki-shi (Nagasaki)
September
Weather in Nagasaki-shi for September 2025
Your guide to Nagasaki-shi weather in September - trends and predictions
In general, the average temperature in Nagasaki-shi at the beginning of September is 28.4 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 27.6 °C by the end of September.
The climate of Nagasaki-shi in September is notably wet, with an average of 14 rainy days, and a total of 79.8 mm of precipitation.
Is September a good time to visit Nagasaki-shi? check out the best time to travel to Nagasaki-shi page.
New! Chat with our AI weatherman - it’s amazing and free.
Temperatures
Rain 🌧️
More
16
Dry days
14
Rainy days
0
Snow days
29°/25°
Temperatures
14 km/h
Avg max wind
76 %
Avg humidity
Nagasaki-shi Weather September
Move between months or click on a day
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  29° | 2 28° | 3  28° | 4  28° | 5 28° | 6 29° | 7  29° |
| 8 30° | 9 31° | 10 31° | 11 30° | 12 30° | 13 30° | 14 32° |
| 15 32° | 16 31° | 17 30° | 18 31° | 19 32° | 20 30° | 21 28° |
| 22  28° | 23  26° | 24 27° | 25 26° | 26 28° | 27  29° | 28 28° |
| 29 28° | 30 27° |
You can click on date
Access Nagasaki-shi weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
Temperatures trend during September in Nagasaki-shi
See the weather trend as well as the moving average line
September weather day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Sunny | 29° /23° | 0 mm | 7 | |
| 2 Sept. | Sunny | 28° /24° | 0 mm | 7 | |
| 3 Sept. | Patchy rain possible | 28° /24° | 0.9 mm | 6 | |
| 4 Sept. | Patchy light drizzle | 28° /24° | 1.2 mm | 6 | |
| 5 Sept. | Patchy rain possible | 28° /25° | 0.6 mm | 6 | |
| 6 Sept. | Patchy rain possible | 29° /24° | 0 mm | 6 | |
| 7 Sept. | Partly cloudy | 29° /25° | 0 mm | 7 | |
| 8 Sept. | Patchy rain possible | 30° /25° | 0 mm | 7 | |
| 9 Sept. | Sunny | 31° /25° | 0 mm | 8 | |
| 10 Sept. | Partly cloudy | 31° /26° | 0 mm | 8 | |
| 11 Sept. | Light rain shower | 30° /26° | 2.9 mm | 7 | |
| 12 Sept. | Patchy rain possible | 30° /26° | 0.5 mm | 7 | |
| 13 Sept. | Sunny | 30° /26° | 0 mm | 8 | |
| 14 Sept. | Patchy rain possible | 32° /26° | 0 mm | 7 | |
| 15 Sept. | Light rain shower | 32° /27° | 3.9 mm | 7 | |
| 16 Sept. | Light rain shower | 31° /27° | 3.5 mm | 7 | |
| 17 Sept. | Patchy rain possible | 30° /26° | 0.1 mm | 7 | |
| 18 Sept. | Light rain shower | 31° /26° | 2.1 mm | 7 | |
| 19 Sept. | Patchy rain possible | 32° /26° | 1 mm | 7 | |
| 20 Sept. | Light rain shower | 30° /26° | 6.4 mm | 7 | |
| 21 Sept. | Light rain shower | 28° /26° | 14.4 mm | 6 | |
| 22 Sept. | Moderate or heavy rain shower | 28° /24° | 38.3 mm | 6 | |
| 23 Sept. | Cloudy | 26° /22° | 0.1 mm | 6 | |
| 24 Sept. | Cloudy | 27° /21° | 0 mm | 6 | |
| 25 Sept. | Light rain shower | 26° /23° | 3.1 mm | 6 | |
| 26 Sept. | Sunny | 28° /23° | 0 mm | 7 | |
| 27 Sept. | Overcast | 29° /24° | 0 mm | 6 | |
| 28 Sept. | Patchy rain possible | 28° /24° | 0.3 mm | 6 | |
| 29 Sept. | Sunny | 28° /23° | 0 mm | 7 | |
| 30 Sept. | Patchy rain possible | 27° /23° | 0.6 mm | 6 | |
| Next | |||||
Important Notice
Our weather forecast for Nagasaki-shi in September 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-shi forecast closer to your planned date for the most up-to-date weather information.
Nagasaki-shi in September - FAQ
What are the expected maximum and minimum temperatures in Nagasaki-shi during September?
During September, expect a variety of temperatures with highs around 29° and lows near 25°, suitable for diverse activities and preferences.
How much rainfall should be expected in Nagasaki-shi during September?
Moderate rainfall is anticipated in Nagasaki-shi during September, with a total of 79.8 mm spread over approximately 14 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Nagasaki-shi during September?
The average wind speed in Nagasaki-shi during September is 14 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Nagasaki-shi in September?
As you prepare for your trip to Nagasaki-shi in September, 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 September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Lightweight Clothing: T-shirts, blouses, shorts, skirts
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Sandals/Flip-flops: Comfortable for warm climates
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Umbrellas/Raincoats: For rainy days
- Personal Items
- Sunscreen: High SPF for sunny destinations
- Lip Balm with SPF: To protect against chapped lips
September rainfall patterns in Nagasaki-shi
Explore the daily rainfall trends and prepare for Nagasaki-shis September weather 💧
UV exposure in Nagasaki-shi during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
Top locations in Nagasaki-shi
Select a location for an accurate weather forecast
More Locations Quick links
You are here
Where is Nagasaki-shi?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.
Found a mistake?
We appreciate your attention to details. Tell us here.