Aomori
September
Weather in Aomori for September 2025
Your guide to Aomori weather in September - trends and predictions
In general, the average temperature in Aomori at the beginning of September is 26.3 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 22 °C by the end of September.
Expect significant rainfall in Aomori during September, with an average of 19 rainy days.
Is September a good time to visit Aomori? check out the best time to travel to Aomori page.
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11
Dry days
19
Rainy days
0
Snow days
24°/18°
Temperatures
15 km/h
Avg max wind
80 %
Avg humidity
Aomori in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  28° | 2  24° | 3 26° | 4  29° | 5 27° | 6 25° | 7 25° |
| 8  25° | 9 26° | 10 27° | 11 28° | 12  26° | 13 27° | 14 25° |
| 15 24° | 16 25° | 17  25° | 18  26° | 19 26° | 20 23° | 21 17° |
| 22 18° | 23 20° | 24  20° | 25 23° | 26 23° | 27 23° | 28 21° |
| 29 22° | 30 22° |
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Temperatures trend during September in Aomori
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° /20° | 2.2 mm | 7 | |
| 2 Sept. | Heavy rain at times | 24° /19° | 26.6 mm | 6 | |
| 3 Sept. | Patchy rain possible | 26° /18° | 0.1 mm | 6 | |
| 4 Sept. | Moderate or heavy rain shower | 29° /17° | 7.9 mm | 7 | |
| 5 Sept. | Light rain shower | 27° /19° | 0.4 mm | 6 | |
| 6 Sept. | Moderate or heavy rain shower | 25° /18° | 12.6 mm | 6 | |
| 7 Sept. | Patchy rain possible | 25° /16° | 0.1 mm | 6 | |
| 8 Sept. | Overcast | 25° /17° | 0 mm | 6 | |
| 9 Sept. | Light rain shower | 26° /18° | 1.5 mm | 7 | |
| 10 Sept. | Light rain shower | 27° /20° | 3.8 mm | 6 | |
| 11 Sept. | Light rain shower | 28° /21° | 4 mm | 6 | |
| 12 Sept. | Cloudy | 26° /20° | 1.9 mm | 6 | |
| 13 Sept. | Cloudy | 27° /19° | 0 mm | 7 | |
| 14 Sept. | Cloudy | 25° /19° | 7.4 mm | 6 | |
| 15 Sept. | Cloudy | 24° /17° | 9.1 mm | 5 | |
| 16 Sept. | Cloudy | 25° /17° | 0 mm | 6 | |
| 17 Sept. | Patchy light drizzle | 25° /18° | 0.3 mm | 6 | |
| 18 Sept. | Partly cloudy | 26° /19° | 0.2 mm | 6 | |
| 19 Sept. | Light rain shower | 26° /19° | 5.5 mm | 6 | |
| 20 Sept. | Light rain shower | 23° /16° | 8.4 mm | 5 | |
| 21 Sept. | Light rain | 17° /15° | 16.2 mm | 4 | |
| 22 Sept. | Light rain shower | 18° /14° | 19.9 mm | 5 | |
| 23 Sept. | Light rain shower | 20° /12° | 2.4 mm | 5 | |
| 24 Sept. | Sunny | 20° /12° | 0 mm | 6 | |
| 25 Sept. | Overcast | 23° /12° | 0 mm | 6 | |
| 26 Sept. | Patchy rain possible | 23° /15° | 1.2 mm | 5 | |
| 27 Sept. | Patchy rain possible | 23° /17° | 0.3 mm | 5 | |
| 28 Sept. | Light rain shower | 21° /16° | 14.8 mm | 5 | |
| 29 Sept. | Patchy rain possible | 22° /14° | 0.1 mm | 5 | |
| 30 Sept. | Patchy rain possible | 22° /14° | 3.7 mm | 6 | |
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Important Notice
Our weather forecast for Aomori 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 Aomori forecast closer to your planned date for the most up-to-date weather information.
Aomori in September - FAQ
What are the expected maximum and minimum temperatures in Aomori during September?
During September, expect a variety of temperatures with highs around 24° and lows near 18°, suitable for diverse activities and preferences.
How much rainfall should be expected in Aomori during September?
Significant rainfall exceeding 194.3 mm is expected in Aomori during September, occurring over more than 19 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Aomori during September?
The average wind speed in Aomori during September is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Aomori in September?
As you prepare for your trip to Aomori 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 Aomori, 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
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