Nagano
October
Weather in Nagano for October 2025
Your guide to Nagano weather in October - trends and predictions
In general, the average temperature in Nagano at the beginning of October is 21.6 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 16 °C by the end of October.
Nagano experiences heavy rainfall in October, with over 20 rainy days and an average total precipitation 152.4 mm.
Is October a good time to visit Nagano? check out the best time to travel to Nagano page.
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Temperatures
Rain 🌧️
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5
Dry days
26
Rainy days
0
Snow days
18°/6°
Temperatures
9 km/h
Avg max wind
80 %
Avg humidity
Nagano in October average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  24° | 2 24° | 3  22° | 4 23° | 5 22° | ||
| 6  18° | 7  18° | 8 19° | 9 18° | 10  21° | 11 21° | 12 19° |
| 13 19° | 14 21° | 15 21° | 16 21° | 17 19° | 18 18° | 19  18° |
| 20 16° | 21 15° | 22  17° | 23 18° | 24 16° | 25 15° | 26 17° |
| 27 18° | 28 16° | 29 13° | 30 16° | 31 17° |
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Temperatures trend during October in Nagano
See the weather trend as well as the moving average line
October weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Oct. | Moderate or heavy rain shower | 24° /11° | 5.4 mm | 6 | |
| 2 Oct. | Moderate or heavy rain shower | 24° /9° | 2.7 mm | 6 | |
| 3 Oct. | Sunny | 22° /9° | 2.4 mm | 6 | |
| 4 Oct. | Sunny | 23° /10° | 9.2 mm | 6 | |
| 5 Oct. | Sunny | 22° /9° | 6 mm | 5 | |
| 6 Oct. | Patchy rain possible | 18° /9° | 3 mm | 4 | |
| 7 Oct. | Overcast | 18° /8° | 9.2 mm | 4 | |
| 8 Oct. | Patchy rain possible | 19° /7° | 11.7 mm | 4 | |
| 9 Oct. | Patchy rain possible | 18° /8° | 6 mm | 4 | |
| 10 Oct. | Partly cloudy | 21° /9° | 9.6 mm | 5 | |
| 11 Oct. | Patchy rain possible | 21° /8° | 1.4 mm | 5 | |
| 12 Oct. | Patchy rain possible | 19° /7° | 3.8 mm | 4 | |
| 13 Oct. | Moderate or heavy rain shower | 19° /7° | 5.2 mm | 4 | |
| 14 Oct. | Partly cloudy | 21° /7° | 0.2 mm | 6 | |
| 15 Oct. | Patchy rain possible | 21° /7° | 3.9 mm | 5 | |
| 16 Oct. | Patchy rain possible | 21° /8° | 3.5 mm | 5 | |
| 17 Oct. | Patchy rain possible | 19° /6° | 10.9 mm | 4 | |
| 18 Oct. | Sunny | 18° /4° | 2.7 mm | 5 | |
| 19 Oct. | Heavy rain at times | 18° /5° | 8.3 mm | 4 | |
| 20 Oct. | Moderate or heavy rain shower | 16° /2° | 7.8 mm | 4 | |
| 21 Oct. | Moderate rain at times | 15° /2° | 3.8 mm | 4 | |
| 22 Oct. | Cloudy | 17° /2° | 0.4 mm | 4 | |
| 23 Oct. | Patchy rain possible | 18° /6° | 7.1 mm | 4 | |
| 24 Oct. | Patchy rain possible | 16° /3° | 1.4 mm | 4 | |
| 25 Oct. | Patchy rain possible | 15° /3° | 0.9 mm | 4 | |
| 26 Oct. | Sunny | 17° /3° | 2.3 mm | 5 | |
| 27 Oct. | Partly cloudy | 18° /2° | 0.2 mm | 5 | |
| 28 Oct. | Patchy rain possible | 16° /4° | 10.5 mm | 4 | |
| 29 Oct. | Overcast | 13° /3° | 6.7 mm | 3 | |
| 30 Oct. | Patchy rain possible | 16° /1° | 6.2 mm | 4 | |
| 31 Oct. | Cloudy | 17° /2° | 0 mm | 5 | |
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Important Notice
Our weather forecast for Nagano in October 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 Nagano forecast closer to your planned date for the most up-to-date weather information.
Nagano in October - FAQ
What are the expected maximum and minimum temperatures in Nagano during October?
Enjoy moderate daytime temperatures of up to 18° and cooler nights around 6°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Nagano during October?
Significant rainfall exceeding 152.4 mm is expected in Nagano during October, occurring over more than 26 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Nagano during October?
The average wind speed in Nagano during October is 9 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Nagano in October?
As you prepare for your trip to Nagano in October, 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 Nagano, during October, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
October rainfall patterns in Nagano
Explore the daily rainfall trends and prepare for Naganos October weather 💧
UV exposure in Nagano during October
Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️
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