JP
Nagano climate and weather
Current conditions
16.6° / 7.9°
Partly cloudy
- Feels like
- 15.3° / 5.8°
- Humidity
- —
- Wind
- 5.9 km/h (gusts 16.9)
- UV index
- 3.1
- Sunrise / sunset
- 06:23 / 16:39
- Daylight
- 10.3 hrs
7-day forecast
| Date | Weather | High | Low | Feels like | Precip | Rain | Wind | UV |
|---|---|---|---|---|---|---|---|---|
| Sat 14 Nov | Partly cloudy | 16.6° | 7.9° | 15.3° / 5.8° | 0.0 mm | 3% | 5.9 km/h | 3.1 |
| Sun 15 Nov | Moderate rain | 13.2° | 11.3° | 13.6° / 10.3° | 13.0 mm | 98% | 5.1 km/h | 0.6 |
| Mon 16 Nov | Light drizzle | 13.4° | 8.1° | 12.1° / 7.0° | 0.2 mm | 92% | 14.7 km/h | 2.9 |
| Tue 17 Nov | Fog | 15.4° | 6.2° | 13.0° / 4.9° | 0.0 mm | 11% | 9.4 km/h | 3.5 |
| Wed 18 Nov | Moderate rain showers | 16.9° | 8.3° | 16.2° / 6.7° | 16.4 mm | 75% | 7.5 km/h | 2.7 |
| Thu 19 Nov | Moderate rain showers | 13.6° | 3.5° | 9.7° / 2.2° | 19.8 mm | 84% | 16.5 km/h | 3.2 |
| Fri 20 Nov | Moderate rain showers | 11.5° | 2.1° | 8.2° / 0.3° | 9.2 mm | 77% | 5.9 km/h | 3.2 |
Air quality
45
Good
US Air Quality Index
European AQI: 43
- PM2.5
- 3.8 µg/m³
- PM10
- 4.8 µg/m³
- Ozone (O₃)
- 103.0 µg/m³
- NO₂
- 1.8 µg/m³
- SO₂
- 4.0 µg/m³
- CO
- 152.0 µg/m³
- UV index
- 0.5
- Dust
- 0.0 µg/m³
Climate through the year
Now: November
Average high and low, °C Rainfall, mm
Temperature by month
Precipitation and rain days
Sunshine, UV and humidity
Best months to visit
| Month | Rating | Avg high | Avg low | Rain days | Sun (hrs) | Humidity |
|---|---|---|---|---|---|---|
| September | Good · 70 | 21.5°C | 14.0°C | 15.0 | 273.0 | 83.3% |
| July | Good · 64 | 23.7°C | 16.5°C | 20.7 | 316.2 | 81.4% |
| August | Good · 64 | 24.3°C | 16.9°C | 19.9 | 322.4 | 83.2% |
| June | Fair · 53 | 19.6°C | 11.8°C | 16.4 | 291.0 | 77.8% |
| November | Fair · 43 | 8.8°C | 0.7°C | 7.6 | 246.0 | 73.6% |
| May | Fair · 41 | 15.8°C | 6.6°C | 12.6 | 275.9 | 72.1% |
| January | Fair · 39 | -0.1°C | -8.7°C | 8.9 | 251.1 | 67.5% |
| March | Fair · 39 | 6.4°C | -4.0°C | 10.8 | 263.5 | 69.6% |
| April | Fair · 39 | 12.2°C | 2.0°C | 11.2 | 276.0 | 69.7% |
| October | Fair · 36 | 14.5°C | 6.6°C | 11.2 | 251.1 | 79.7% |
| February | Fair · 35 | 0.7°C | -9.2°C | 11.1 | 235.2 | 68.2% |
| December | Poor · 32 | 2.5°C | -6.1°C | 8.1 | 235.6 | 70.7% |
Monthly climate data
| Month | High | Low | Mean | Feels high | Feels low | Precip | Rain days | Snow | Sun | Daylight | UV | Humidity | Wind | Clouds |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan | -0.1° | -8.7° | -4.7° | -5.2° | -13.3° | 40.9 mm | 8.9 | 22.6 cm | 251.1 hrs | 10.0 hrs | — | 67.5% | 17.2 km/h | 61.0% |
| Feb | 0.7° | -9.2° | -4.5° | -4.0° | -13.8° | 81.4 mm | 11.1 | 40.2 cm | 235.2 hrs | 10.9 hrs | — | 68.2% | 17.0 km/h | 63.3% |
| Mar | 6.4° | -4.0° | 1.0° | 2.9° | -7.9° | 121.1 mm | 10.8 | 42.9 cm | 263.5 hrs | 12.0 hrs | — | 69.6% | 15.6 km/h | 61.2% |
| Apr | 12.2° | 2.0° | 6.9° | 9.9° | -1.2° | 128.5 mm | 11.2 | 5.7 cm | 276.0 hrs | 13.1 hrs | — | 69.7% | 15.0 km/h | 62.5% |
| May | 15.8° | 6.6° | 11.1° | 14.5° | 4.2° | 173.5 mm | 12.6 | 0.4 cm | 275.9 hrs | 14.1 hrs | — | 72.1% | 14.6 km/h | 70.3% |
| Jun | 19.6° | 11.8° | 15.4° | 19.9° | 11.0° | 176.9 mm | 16.4 | 0.0 cm | 291.0 hrs | 14.6 hrs | — | 77.8% | 11.7 km/h | 76.3% |
| Jul | 23.7° | 16.5° | 19.6° | 25.8° | 17.4° | 177.5 mm | 20.7 | 0.0 cm | 316.2 hrs | 14.3 hrs | — | 81.4% | 11.5 km/h | 68.3% |
| Aug | 24.3° | 16.9° | 20.0° | 26.6° | 18.0° | 163.0 mm | 19.9 | 0.0 cm | 322.4 hrs | 13.5 hrs | — | 83.2% | 11.5 km/h | 69.1% |
| Sep | 21.5° | 14.0° | 17.2° | 22.5° | 14.2° | 156.6 mm | 15.0 | 0.0 cm | 273.0 hrs | 12.4 hrs | — | 83.3% | 11.1 km/h | 69.3% |
| Oct | 14.5° | 6.6° | 10.2° | 13.0° | 4.7° | 108.7 mm | 11.2 | 0.1 cm | 251.1 hrs | 11.3 hrs | — | 79.7% | 11.9 km/h | 61.7% |
| Nov | 8.8° | 0.7° | 4.4° | 5.2° | -2.7° | 71.2 mm | 7.6 | 4.5 cm | 246.0 hrs | 10.3 hrs | — | 73.6% | 14.9 km/h | 49.9% |
| Dec | 2.5° | -6.1° | -2.1° | -2.5° | -10.5° | 55.0 mm | 8.1 | 20.2 cm | 235.6 hrs | 9.7 hrs | — | 70.7% | 18.1 km/h | 59.3% |