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Yanai (Yamaguchi): temperature and climate normals
Latest20.9 °COct 9, 2026 20:10 JST
24 h max / min28.0 °C / 16.4 °C
Annual mean (normal)15.8 °Crank 224 of 903
Annual precipitation (normal)1,712.4mmrank 391
Altitude3 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 | 5.0 °C | 9.8 °C | 0.7 °C | 0.0days | 13.9days | 54.0mm | 152.8h |
| Feb | 5.7 °C | 10.5 °C | 1.1 °C | 0.0days | 11.4days | 78.5mm | 154.0h |
| Mar | 9.0 °C | 13.8 °C | 4.1 °C | 0.0days | 3.8days | 137.9mm | 179.5h |
| Apr | 13.8 °C | 18.9 °C | 8.8 °C | 0.0days | 0.1days | 164.9mm | 201.3h |
| May | 18.3 °C | 23.3 °C | 13.8 °C | 0.1days | 0.0days | 184.4mm | 217.9h |
| Jun | 21.8 °C | 25.9 °C | 18.5 °C | 1.3days | 0.0days | 276.0mm | 155.3h |
| Jul | 25.8 °C | 29.9 °C | 22.8 °C | 16.4days | 0.0days | 287.1mm | 190.1h |
| Aug | 27.2 °C | 31.5 °C | 23.9 °C | 24.2days | 0.0days | 126.9mm | 225.5h |
| Sep | 24.0 °C | 28.3 °C | 20.4 °C | 8.8days | 0.0days | 152.3mm | 173.5h |
| Oct | 18.5 °C | 23.2 °C | 14.4 °C | 0.1days | 0.0days | 108.7mm | 179.3h |
| Nov | 12.7 °C | 17.6 °C | 8.3 °C | 0.0days | 0.1days | 78.0mm | 161.8h |
| Dec | 7.3 °C | 12.2 °C | 2.9 °C | 0.0days | 6.3days | 63.7mm | 158.8h |
| Year | 15.8 °C | 20.4 °C | 11.6 °C | 50.8days | 35.7days | 1,712.4mm | 2,149.7h |
For reference: latest 20.9 °C; the Oct mean normal is 18.5 °C (one observation vs a monthly mean).
Other stations in Yamaguchi
Normals: JMA 2020 normals (1991–2020 averages). Latest values are observations fetched once a day, not real time.