Weather in Hakodate for September 2025
In general, the average temperature in Hakodate at the beginning of September is 24.3 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 20.6 °C by the end of September.
Expect significant rainfall in Hakodate during September, with an average of 17 rainy days.
Is September a good time to visit Hakodate? check out the best time to travel to Hakodate page.
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Hakodate in September average weather
Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
---|---|---|---|---|---|---|
1 24° | 2 25° | 3 24° | 4 24° | 5 24° | 6 25° | 7 24° |
8 23° | 9 24° | 10 25° | 11 25° | 12 25° | 13 24° | 14 23° |
15 22° | 16 23° | 17 23° | 18 25° | 19 24° | 20 22° | 21 17° |
22 19° | 23 19° | 24 18° | 25 21° | 26 22° | 27 22° | 28 21° |
29 20° | 30 20° |
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Temperatures trend during September in Hakodate
September weather day by day
Date | Weather | Temperatures | Rain | UV | More |
---|---|---|---|---|---|
1 Sept. | Light rain shower | 24° /20° | 19 mm | 6 | |
2 Sept. | Patchy light drizzle | 25° /19° | 13.2 mm | 6 | |
3 Sept. | Partly cloudy | 24° /18° | 0 mm | 6 | |
4 Sept. | Light rain shower | 24° /19° | 2.5 mm | 5 | |
5 Sept. | Light rain shower | 24° /21° | 2.1 mm | 5 | |
6 Sept. | Light rain shower | 25° /19° | 3.5 mm | 6 | |
7 Sept. | Sunny | 24° /17° | 0.1 mm | 6 | |
8 Sept. | Patchy rain possible | 23° /17° | 0.1 mm | 6 | |
9 Sept. | Light rain shower | 24° /20° | 1.1 mm | 6 | |
10 Sept. | Patchy rain possible | 25° /20° | 0.3 mm | 6 | |
11 Sept. | Patchy rain possible | 25° /21° | 1.4 mm | 6 | |
12 Sept. | Overcast | 25° /19° | 0 mm | 6 | |
13 Sept. | Cloudy | 24° /18° | 0 mm | 6 | |
14 Sept. | Moderate rain | 23° /17° | 8.2 mm | 5 | |
15 Sept. | Overcast | 22° /16° | 2.1 mm | 5 | |
16 Sept. | Overcast | 23° /16° | 0 mm | 5 | |
17 Sept. | Overcast | 23° /18° | 0.1 mm | 5 | |
18 Sept. | Light rain shower | 25° /19° | 0.8 mm | 6 | |
19 Sept. | Light rain shower | 24° /18° | 3 mm | 6 | |
20 Sept. | Overcast | 22° /14° | 0.6 mm | 5 | |
21 Sept. | Light rain | 17° /14° | 6.6 mm | 4 | |
22 Sept. | Patchy rain possible | 19° /14° | 7.4 mm | 5 | |
23 Sept. | Light rain shower | 19° /13° | 1.5 mm | 5 | |
24 Sept. | Sunny | 18° /14° | 0 mm | 5 | |
25 Sept. | Patchy rain possible | 21° /15° | 1.5 mm | 5 | |
26 Sept. | Patchy rain possible | 22° /18° | 4.1 mm | 5 | |
27 Sept. | Patchy rain possible | 22° /17° | 0.3 mm | 5 | |
28 Sept. | Moderate or heavy rain shower | 21° /16° | 23.3 mm | 6 | |
29 Sept. | Patchy rain possible | 20° /15° | 0.1 mm | 5 | |
30 Sept. | Patchy rain possible | 20° /15° | 1.5 mm | 5 | |
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Hakodate in September - FAQ
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
UV exposure in Hakodate during September
Quick links
Get accurate weather forecasts for Hakodate, located at latitude 41.776 and longitude 140.737. Stay updated with localized weather information tailored for Hakodate.