Weather in Nagano for June 2025
Until now, June 2025 in Nagano has been nearly identical to the historical average, with a temperature of 24.8 °C (showing only a slight deviation of 0.4 °C).
The forecast for the next days in Nagano predicts temperatures to be around 27 °C, close to the historical average.
In general, the average temperature in Nagano at the beginning of June is 22.3 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 27.9 °C by the end of June.
Nagano experiences heavy rainfall in June, with over 20 rainy days and an average total precipitation 227.7 mm.
Is June a good time to visit Nagano? check out the best time to travel to Nagano page.
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Nagano Weather June
What’s the Weather Like in Nagano This June?
Temperatures trend during June in Nagano
June weather in Nagano day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Jun. |  Sunny | 22° /7° | 0.6 mm | 5 | |
| 2 Jun. |  Moderate rain at times | 21° /10° | 25.5 mm | 5 | |
| 3 Jun. |  Cloudy | 20° /9° | 7 mm | 5 | |
| 4 Jun. | Moderate or heavy rain shower | 22° /8° | 7.5 mm | 5 | |
| 5 Jun. |  Partly cloudy | 24° /8° | 0 mm | 6 | |
| 6 Jun. |  Overcast | 23° /9° | 4.4 mm | 5 | |
| 7 Jun. |  Patchy rain possible | 24° /11° | 4.4 mm | 5 | |
| 8 Jun. | Patchy rain possible | 24° /11° | 7.3 mm | 6 | |
| 9 Jun. | Patchy rain possible | 24° /11° | 9 mm | 6 | |
| 10 Jun. | Patchy rain possible | 27° /11° | 5.1 mm | 6 | |
| 11 Jun. | Moderate or heavy rain shower | 24° /12° | 18.7 mm | 5 | |
| 12 Jun. | Patchy rain possible | 25° /11° | 2 mm | 6 | |
| 13 Jun. | Moderate or heavy rain shower | 25° /11° | 1.9 mm | 6 | |
| 14 Jun. | Moderate or heavy rain shower | 22° /12° | 8.2 mm | 5 | |
| 15 Jun. |  Heavy rain at times | 24° /12° | 5.2 mm | 5 | |
| 16 Jun. | Moderate or heavy rain shower | 25° /13° | 11.7 mm | 6 | |
| 17 Jun. | Patchy rain possible | 27° /13° | 1.2 mm | 6 | |
| 18 Jun. | Patchy rain possible | 26° /11° | 10.6 mm | 6 | |
| 19 Jun. | Moderate or heavy rain shower | 26° /11° | 6.2 mm | 6 | |
| 20 Jun. | Moderate rain at times | 28° /12° | 1.2 mm | 6 | |
| 21 Jun. | Patchy rain possible | 29° /13° | 0.6 mm | 6 | |
| 22 Jun. | Moderate or heavy rain shower | 25° /12° | 13 mm | 5 | |
| 23 Jun. |  Heavy rain | 22° /17° | 49.7 mm | 0.4 | |
| 24 Jun. |  Moderate rain | 23° /16° | 17.1 mm | 0.9 | |
| 25 Jun. | Moderate rain | 29° /16° | 5.6 mm | 1.6 | |
| 26 Jun. | Heavy rain | 29° /17° | 32.2 mm | 2.6 | |
| 27 Jun. | Moderate rain | 26° /15° | 7 mm | 2.4 | |
| 28 Jun. | Patchy rain possible | 28° /13° | 0.2 mm | 5 | |
| 29 Jun. | Patchy rain possible | 29° /14° | 0 mm | 5 | |
| 30 Jun. | Patchy rain possible | 31° /16° | 1 mm | 5 | |
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Nagano in June - FAQ
What to pack to Nagano in June?
As you prepare for your trip to Nagano in June, 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 June, 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
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- 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
June rainfall patterns in Nagano
UV exposure in Nagano during June
Quick links
Where is Nagano?Get accurate weather forecasts for Nagano, located at latitude 36.65 and longitude 138.183. Stay updated with localized weather information tailored for Nagano.