Hour-by-hour Forecast in Nagano — Graph
Detailed Hourly Forecast — Next 24 hours
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| Conditions | Comfort | Precipitation | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Feels Like | Wind | Humidity | Chance | Amount | ||
| 3:00 am Thu, Jan 22 |  | 19 °F | Snow showers. Overcast. | 13 °F | 4 mph | ↑ | 85% | 71% | 0.54" (snow) 0.00" (rain) |
| 4:00 am | | 18 °F | Light snow showers. Overcast. | 14 °F | 3 mph | ↑ | 85% | 68% | 0.41" (snow) 0.00" (rain) |
| 5:00 am | | 18 °F | Light snow showers. Overcast. | 18 °F | 2 mph | ↑ | 84% | 62% | 0.28" (snow) 0.00" (rain) |
| 6:00 am |  | 18 °F | Light snow showers. Cloudy. | 18 °F | 1 mph | ↑ | 82% | 56% | 0.18" (snow) 0.00" (rain) |
| 7:00 am | | 18 °F | Light snow showers. Mostly cloudy. | 18 °F | 2 mph | ↑ | 80% | 54% | 0.14" (snow) 0.00" (rain) |
| 8:00 am | | 18 °F | Light snow showers. Mostly cloudy. | 18 °F | 2 mph | ↑ | 75% | 54% | 0.15" (snow) 0.00" (rain) |
| 9:00 am | | 20 °F | Light snow showers. Broken clouds. | 20 °F | 3 mph | ↑ | 69% | 55% | 0.13" (snow) 0.00" (rain) |
| 10:00 am | | 22 °F | Light snow showers. Mostly cloudy. | 16 °F | 5 mph | ↑ | 60% | 49% | 0.09" (snow) 0.00" (rain) |
| 11:00 am | | 25 °F | Light snow showers. Cloudy. | 17 °F | 6 mph | ↑ | 52% | 39% | 0.06" (snow) 0.00" (rain) |
| 12:00 pm | | 26 °F | Light snow showers. Overcast. | 17 °F | 8 mph | ↑ | 49% | 34% | 0.05" (snow) 0.00" (rain) |
| 1:00 pm | | 26 °F | Light snow showers. Overcast. | 18 °F | 7 mph | ↑ | 48% | 33% | 0.05" (snow) 0.00" (rain) |
| 2:00 pm | | 27 °F | Light snow showers. Overcast. | 19 °F | 7 mph | ↑ | 48% | 34% | 0.05" (snow) 0.00" (rain) |
| 3:00 pm | | 26 °F | Light snow showers. Overcast. | 18 °F | 7 mph | ↑ | 52% | 33% | 0.05" (snow) 0.00" (rain) |
| 4:00 pm | | 25 °F | Light snow showers. Cloudy. | 18 °F | 6 mph | ↑ | 56% | 31% | 0.06" (snow) 0.00" (rain) |
| 5:00 pm | | 22 °F | Light snow showers. Overcast. | 16 °F | 4 mph | ↑ | 66% | 28% | 0.06" (snow) 0.00" (rain) |
| 6:00 pm | | 20 °F | Light snow. Overcast. | 16 °F | 3 mph | ↑ | 73% | 26% | 0.06" (snow) 0.00" (rain) |
| 7:00 pm | | 18 °F | Light snow. Overcast. | 18 °F | 3 mph | ↑ | 78% | 25% | 0.07" (snow) 0.00" (rain) |
| 8:00 pm | | 17 °F | Light snow. Mostly cloudy. | 17 °F | 2 mph | ↑ | 81% | 24% | 0.07" (snow) 0.00" (rain) |
| 9:00 pm | | 16 °F | Light snow. Broken clouds. | 16 °F | 2 mph | ↑ | 82% | 23% | 0.07" (snow) 0.00" (rain) |
| 10:00 pm | | 15 °F | Light snow. Partly cloudy. | 15 °F | 2 mph | ↑ | 83% | 22% | 0.08" (snow) 0.00" (rain) |
| 11:00 pm |  | 14 °F | Scattered clouds. | 14 °F | 2 mph | ↑ | 83% | 10% | 0.00" (snow) 0.00" (rain) |
| 12:00 am Fri, Jan 23 | | 14 °F | Scattered clouds. | 14 °F | 2 mph | ↑ | 83% | 0% | 0.00" (snow) 0.00" (rain) |
| 1:00 am | | 13 °F | Scattered clouds. | 13 °F | 2 mph | ↑ | 84% | 0% | 0.00" (snow) 0.00" (rain) |
| 2:00 am | | 12 °F | Scattered clouds. | 12 °F | 2 mph | ↑ | 86% | 0% | 0.00" (snow) 0.00" (rain) |
| * Updated Wednesday, January 21, 2026 10:42:42 pm Nagano time - Weather by CustomWeather, © 2026 | |||||||||