Japan Temperatures NowHome › Prefectures › Nagano
Tomi (Nagano): temperature and climate normals
Latest12.4 °COct 9, 2026 20:10 JST
24 h max / min21.7 °C / 7.7 °C
Annual mean (normal)9.5 °Crank 694 of 903
Annual precipitation (normal)1,013.2mmrank 837
Altitude958 m
Last 24 hours
Monthly normals: temperature
Monthly precipitation (normal)
Monthly sunshine (normal)
Normals table (1991–2020)
| Month | Mean | Max | Min | ≥30°C | Min<0°C | Precip. | Sun |
|---|---|---|---|---|---|---|---|
| Jan | -2.6 °C | 2.4 °C | -7.4 °C | 0.0days | 30.4days | 31.8mm | 179.4h |
| Feb | -2.0 °C | 3.6 °C | -7.1 °C | 0.0days | 27.2days | 33.2mm | 184.7h |
| Mar | 1.9 °C | 8.0 °C | -3.6 °C | 0.0days | 26.0days | 60.6mm | 203.6h |
| Apr | 8.0 °C | 14.7 °C | 1.8 °C | 0.0days | 10.6days | 62.2mm | 209.0h |
| May | 13.5 °C | 20.0 °C | 7.5 °C | 0.1days | 0.7days | 86.8mm | 217.6h |
| Jun | 17.2 °C | 22.9 °C | 12.6 °C | 0.3days | 0.0days | 120.5mm | 157.3h |
| Jul | 21.1 °C | 26.6 °C | 17.0 °C | 5.6days | 0.0days | 156.4mm | 168.2h |
| Aug | 21.8 °C | 27.8 °C | 17.6 °C | 7.3days | 0.0days | 122.4mm | 193.1h |
| Sep | 17.6 °C | 23.2 °C | 13.4 °C | 0.5days | 0.0days | 146.3mm | 149.5h |
| Oct | 11.3 °C | 17.1 °C | 6.7 °C | 0.0days | 1.0days | 118.3mm | 164.7h |
| Nov | 5.7 °C | 11.7 °C | 0.6 °C | 0.0days | 14.4days | 46.6mm | 174.0h |
| Dec | 0.3 °C | 5.6 °C | -4.4 °C | 0.0days | 28.1days | 28.3mm | 180.1h |
| Year | 9.5 °C | 15.3 °C | 4.6 °C | 13.8days | 138.5days | 1,013.2mm | 2,181.1h |
For reference: latest 12.4 °C; the Oct mean normal is 11.3 °C (one observation vs a monthly mean).
Other stations in Nagano
- Nozawa Onsen
- Shinano-Machi
- Iiyama
- Hakuba
- Nagano
- Omachi
- Shinshu-Shinmachi
- Sugadaira
- Ueda
- Hotaka
- Karuizawa
- Matsumoto
- Matsumoto-Imai
- Tateshina
- Saku
- Nagawa
- Suwa
- Kaida Highlands
- Tatsuno
- Haramura
Normals: JMA 2020 normals (1991–2020 averages). Latest values are observations fetched once a day, not real time.