Chiba
September
Weather in Chiba for September 2025
Your guide to Chiba weather in September - trends and predictions
In general, the average temperature in Chiba at the beginning of September is 28.9 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 24.9 °C by the end of September.
The climate of Chiba in September is notably wet, with an average of 14 rainy days.
Is September a good time to visit Chiba? check out the best time to travel to Chiba page.
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Temperatures
Rain 🌧️
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16
Dry days
14
Rainy days
0
Snow days
29°/23°
Temperatures
20 km/h
Avg max wind
76 %
Avg humidity
Chiba in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  28° | 2  31° | 3  26° | 4 25° | 5 29° | 6  31° | 7 32° |
| 8 31° | 9 31° | 10 31° | 11 31° | 12 31° | 13 31° | 14 31° |
| 15 31° | 16 27° | 17 30° | 18 31° | 19 31° | 20  32° | 21 30° |
| 22 29° | 23  23° | 24 23° | 25  24° | 26 28° | 27 28° | 28 25° |
| 29 22° | 30 24° |
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Temperatures trend during September in Chiba
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. | Light rain shower | 28° /25° | 8.6 mm | 6 | |
| 2 Sept. | Partly cloudy | 31° /26° | 0 mm | 8 | |
| 3 Sept. | Torrential rain shower | 26° /21° | 76 mm | 6 | |
| 4 Sept. | Light rain shower | 25° /22° | 3.9 mm | 6 | |
| 5 Sept. | Partly cloudy | 29° /22° | 0 mm | 7 | |
| 6 Sept. | Sunny | 31° /24° | 0 mm | 8 | |
| 7 Sept. | Patchy rain possible | 32° /25° | 0.2 mm | 7 | |
| 8 Sept. | Patchy rain possible | 31° /25° | 0.1 mm | 7 | |
| 9 Sept. | Light rain shower | 31° /25° | 2.5 mm | 7 | |
| 10 Sept. | Patchy rain possible | 31° /25° | 2.9 mm | 7 | |
| 11 Sept. | Patchy rain possible | 31° /26° | 0.1 mm | 7 | |
| 12 Sept. | Patchy rain possible | 31° /26° | 0.1 mm | 7 | |
| 13 Sept. | Sunny | 31° /26° | 0 mm | 8 | |
| 14 Sept. | Patchy rain possible | 31° /26° | 0 mm | 7 | |
| 15 Sept. | Partly cloudy | 31° /26° | 0.7 mm | 8 | |
| 16 Sept. | Light rain shower | 27° /23° | 5.5 mm | 6 | |
| 17 Sept. | Patchy rain possible | 30° /23° | 0.1 mm | 7 | |
| 18 Sept. | Patchy rain possible | 31° /26° | 1 mm | 7 | |
| 19 Sept. | Light rain shower | 31° /25° | 4.7 mm | 7 | |
| 20 Sept. | Cloudy | 32° /25° | 0 mm | 7 | |
| 21 Sept. | Patchy rain possible | 30° /25° | 0.2 mm | 7 | |
| 22 Sept. | Light rain shower | 29° /23° | 3.9 mm | 6 | |
| 23 Sept. | Light drizzle | 23° /21° | 2.5 mm | 5 | |
| 24 Sept. | Patchy rain possible | 23° /20° | 0.1 mm | 5 | |
| 25 Sept. | Overcast | 24° /19° | 0.1 mm | 5 | |
| 26 Sept. | Patchy rain possible | 28° /20° | 0.1 mm | 6 | |
| 27 Sept. | Patchy rain possible | 28° /22° | 4.9 mm | 6 | |
| 28 Sept. | Light rain shower | 25° /21° | 3.9 mm | 6 | |
| 29 Sept. | Light rain shower | 22° /20° | 6.4 mm | 5 | |
| 30 Sept. | Patchy rain possible | 24° /20° | 0.1 mm | 5 | |
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Important Notice
Our weather forecast for Chiba 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 Chiba forecast closer to your planned date for the most up-to-date weather information.
Chiba in September - FAQ
What are the expected maximum and minimum temperatures in Chiba during September?
During September, expect a variety of temperatures with highs around 29° and lows near 23°, suitable for diverse activities and preferences.
How much rainfall should be expected in Chiba during September?
Significant rainfall exceeding 128.5 mm is expected in Chiba during September, occurring over more than 14 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Chiba during September?
The average wind speed in Chiba during September is 20 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Chiba in September?
As you prepare for your trip to Chiba 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 Chiba, 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 Chiba
Explore the daily rainfall trends and prepare for Chibas September weather 💧
UV exposure in Chiba during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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