Niigata Shi (Niigata)
September
Weather in Niigata Shi for September 2025
Your guide to Niigata Shi weather in September - trends and predictions
In general, the average temperature in Niigata Shi at the beginning of September is 27.6 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 23.7 °C by the end of September.
Niigata Shi experiences an exceptionally high level of rainfall in September, with more than 20 rainy days on average.
Is September a good time to visit Niigata Shi? check out the best time to travel to Niigata Shi page.
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9
Dry days
21
Rainy days
0
Snow days
26°/22°
Temperatures
19 km/h
Avg max wind
76 %
Avg humidity
Niigata Shi in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  29° | 2 27° | 3 28° | 4 27° | 5 29° | 6  27° | 7 26° |
| 8  25° | 9  28° | 10 29° | 11  30° | 12 29° | 13 28° | 14 28° |
| 15  27° | 16  27° | 17 28° | 18 28° | 19 26° | 20 26° | 21 24° |
| 22 24° | 23 22° | 24 23° | 25 25° | 26 25° | 27 23° | 28 24° |
| 29 23° | 30 23° |
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Temperatures trend during September in Niigata Shi
See the weather trend as well as the moving average line
September weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Patchy rain possible | 29° /24° | 0.9 mm | 7 | |
| 2 Sept. | Light rain shower | 27° /23° | 5 mm | 6 | |
| 3 Sept. | Patchy rain possible | 28° /23° | 0.1 mm | 7 | |
| 4 Sept. | Light rain shower | 27° /22° | 3.8 mm | 7 | |
| 5 Sept. | Light rain shower | 29° /23° | 3.9 mm | 7 | |
| 6 Sept. | Torrential rain shower | 27° /23° | 33.6 mm | 6 | |
| 7 Sept. | Light rain shower | 26° /23° | 1.8 mm | 6 | |
| 8 Sept. | Moderate rain | 25° /22° | 9.9 mm | 6 | |
| 9 Sept. | Partly cloudy | 28° /23° | 0.6 mm | 7 | |
| 10 Sept. | Light rain shower | 29° /23° | 0.7 mm | 7 | |
| 11 Sept. | Cloudy | 30° /25° | 0.1 mm | 7 | |
| 12 Sept. | Partly cloudy | 29° /24° | 0.2 mm | 7 | |
| 13 Sept. | Partly cloudy | 28° /24° | 1 mm | 7 | |
| 14 Sept. | Partly cloudy | 28° /23° | 2 mm | 7 | |
| 15 Sept. | Overcast | 27° /24° | 23.2 mm | 6 | |
| 16 Sept. | Patchy light drizzle | 27° /23° | 1 mm | 6 | |
| 17 Sept. | Patchy rain possible | 28° /23° | 2.6 mm | 7 | |
| 18 Sept. | Light rain shower | 28° /24° | 5 mm | 6 | |
| 19 Sept. | Patchy rain possible | 26° /22° | 25.8 mm | 6 | |
| 20 Sept. | Light rain shower | 26° /22° | 15.4 mm | 6 | |
| 21 Sept. | Light rain shower | 24° /21° | 29.3 mm | 6 | |
| 22 Sept. | Light rain shower | 24° /19° | 29.8 mm | 5 | |
| 23 Sept. | Overcast | 22° /19° | 2.4 mm | 5 | |
| 24 Sept. | Partly cloudy | 23° /17° | 0.2 mm | 6 | |
| 25 Sept. | Overcast | 25° /16° | 0 mm | 7 | |
| 26 Sept. | Overcast | 25° /20° | 0 mm | 6 | |
| 27 Sept. | Light rain | 23° /20° | 7.6 mm | 5 | |
| 28 Sept. | Light rain shower | 24° /20° | 8.4 mm | 5 | |
| 29 Sept. | Light rain shower | 23° /20° | 1 mm | 5 | |
| 30 Sept. | Light rain shower | 23° /18° | 2.5 mm | 5 | |
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Important Notice
Our weather forecast for Niigata 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 Niigata Shi forecast closer to your planned date for the most up-to-date weather information.
Niigata Shi in September - FAQ
What are the expected maximum and minimum temperatures in Niigata Shi during September?
During September, expect a variety of temperatures with highs around 26° and lows near 22°, suitable for diverse activities and preferences.
How much rainfall should be expected in Niigata Shi during September?
Significant rainfall exceeding 194.4 mm is expected in Niigata Shi during September, occurring over more than 21 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Niigata Shi during September?
The average wind speed in Niigata Shi during September is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Niigata Shi in September?
As you prepare for your trip to Niigata 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 Niigata 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
- 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 Niigata Shi
Explore the daily rainfall trends and prepare for Niigata Shis September weather 💧
UV exposure in Niigata Shi during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Where is Niigata Shi?Get accurate weather forecasts for Niigata Shi, located at latitude 37.886 and longitude 139.006. Stay updated with localized weather information tailored for Niigata Shi.
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