Hakodate
September
Weather in Hakodate for September 2025
Your guide to Hakodate weather in September - trends and predictions
In general, the average temperature in Hakodate at the beginning of September is 23.1 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 20.9 °C by the end of September.
Hakodate in September brings notable rainfall, with an average of 18 rainy days and a total precipitation of 99 mm.
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Temperatures
Rain 🌧️
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12
Dry days
18
Rainy days
0
Snow days
22°/17°
Temperatures
19 km/h
Avg max wind
77 %
Avg humidity
Hakodate in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  24° | 2  24° | 3 23° | 4  22° | 5 22° | 6  24° | 7 23° |
| 8 23° | 9  24° | 10 24° | 11 24° | 12 24° | 13  24° | 14 21° |
| 15 22° | 16 22° | 17 23° | 18 23° | 19  23° | 20 21° | 21 19° |
| 22 20° | 23 20° | 24 19° | 25 21° | 26 22° | 27 21° | 28 21° |
| 29 21° | 30 21° |
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Temperatures trend during September in Hakodate
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 | 24° /18° | 9.6 mm | 5 | |
| 2 Sept. | Sunny | 24° /17° | 6.6 mm | 6 | |
| 3 Sept. | Patchy rain possible | 23° /17° | 0.1 mm | 6 | |
| 4 Sept. | Overcast | 22° /18° | 1.2 mm | 5 | |
| 5 Sept. | Patchy rain possible | 22° /19° | 1.2 mm | 5 | |
| 6 Sept. | Moderate rain at times | 24° /18° | 2.3 mm | 6 | |
| 7 Sept. | Patchy rain possible | 23° /16° | 0.2 mm | 6 | |
| 8 Sept. | Sunny | 23° /17° | 0.1 mm | 6 | |
| 9 Sept. | Heavy rain at times | 24° /18° | 1.8 mm | 6 | |
| 10 Sept. | Patchy rain possible | 24° /19° | 0.1 mm | 6 | |
| 11 Sept. | Patchy rain possible | 24° /19° | 0.8 mm | 5 | |
| 12 Sept. | Overcast | 24° /18° | 6.2 mm | 6 | |
| 13 Sept. | Partly cloudy | 24° /17° | 0.5 mm | 6 | |
| 14 Sept. | Overcast | 21° /15° | 4.1 mm | 5 | |
| 15 Sept. | Overcast | 22° /15° | 1.1 mm | 5 | |
| 16 Sept. | Overcast | 22° /16° | 0 mm | 5 | |
| 17 Sept. | Patchy rain possible | 23° /18° | 0.7 mm | 5 | |
| 18 Sept. | Moderate or heavy rain shower | 23° /18° | 8.9 mm | 5 | |
| 19 Sept. | Cloudy | 23° /17° | 5.3 mm | 5 | |
| 20 Sept. | Sunny | 21° /13° | 9.8 mm | 5 | |
| 21 Sept. | Partly cloudy | 19° /13° | 3.3 mm | 5 | |
| 22 Sept. | Patchy rain possible | 20° /14° | 5.4 mm | 5 | |
| 23 Sept. | Moderate or heavy rain shower | 20° /15° | 8.7 mm | 5 | |
| 24 Sept. | Overcast | 19° /14° | 0.5 mm | 5 | |
| 25 Sept. | Patchy rain possible | 21° /14° | 0.7 mm | 6 | |
| 26 Sept. | Overcast | 22° /16° | 2.1 mm | 5 | |
| 27 Sept. | Patchy rain possible | 21° /16° | 0.2 mm | 5 | |
| 28 Sept. | Partly cloudy | 21° /16° | 11.6 mm | 5 | |
| 29 Sept. | Patchy rain possible | 21° /15° | 0.2 mm | 5 | |
| 30 Sept. | Patchy rain possible | 21° /16° | 5.7 mm | 5 | |
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Important Notice
Our weather forecast for Hakodate 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 Hakodate forecast closer to your planned date for the most up-to-date weather information.
Hakodate in September - FAQ
What are the expected maximum and minimum temperatures in Hakodate during September?
During September, expect a variety of temperatures with highs around 22° and lows near 17°, suitable for diverse activities and preferences.
How much rainfall should be expected in Hakodate during September?
Moderate rainfall is anticipated in Hakodate during September, with a total of 99 mm spread over approximately 18 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Hakodate during September?
The average wind speed in Hakodate during September is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Hakodate in September?
As you prepare for your trip to Hakodate 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 Hakodate, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Layered Clothing: Light sweaters, long-sleeve shirts, light jackets, and comfortable pants
- 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
September rainfall patterns in Hakodate
Explore the daily rainfall trends and prepare for Hakodates September weather 💧
UV exposure in Hakodate during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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