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Shiroishi (Saga): temperature and climate normals
Latest21.5 °COct 9, 2026 20:10 JST
24 h max / min26.6 °C / 14.0 °C
Annual mean (normal)16.1 °Crank 190 of 903
Annual precipitation (normal)1,822.8mmrank 333
Altitude2 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 | 9.9 °C | 0.6 °C | 0.0days | 14.5days | 53.7mm | 117.3h |
| Feb | 6.2 °C | 11.5 °C | 1.3 °C | 0.0days | 11.9days | 71.3mm | 128.1h |
| Mar | 9.6 °C | 15.1 °C | 4.3 °C | 0.0days | 3.5days | 109.8mm | 158.3h |
| Apr | 14.5 °C | 20.5 °C | 8.8 °C | 0.1days | 0.2days | 145.1mm | 177.9h |
| May | 19.3 °C | 25.5 °C | 13.8 °C | 2.4days | 0.0days | 154.9mm | 187.2h |
| Jun | 23.1 °C | 28.0 °C | 19.2 °C | 8.5days | 0.0days | 309.5mm | 115.4h |
| Jul | 27.0 °C | 31.3 °C | 23.6 °C | 20.8days | 0.0days | 354.0mm | 161.7h |
| Aug | 27.6 °C | 32.7 °C | 24.0 °C | 25.7days | 0.0days | 219.4mm | 199.6h |
| Sep | 23.8 °C | 29.1 °C | 19.7 °C | 12.7days | 0.0days | 171.2mm | 159.7h |
| Oct | 18.1 °C | 24.2 °C | 13.1 °C | 0.9days | 0.0days | 88.8mm | 168.6h |
| Nov | 12.3 °C | 18.1 °C | 7.3 °C | 0.0days | 0.4days | 85.9mm | 139.8h |
| Dec | 7.0 °C | 12.2 °C | 2.4 °C | 0.0days | 7.6days | 59.4mm | 121.2h |
| Year | 16.1 °C | 21.5 °C | 11.5 °C | 71.2days | 38.1days | 1,822.8mm | 1,834.7h |
For reference: latest 21.5 °C; the Oct mean normal is 18.1 °C (one observation vs a monthly mean).
Other stations in Saga
Normals: JMA 2020 normals (1991–2020 averages). Latest values are observations fetched once a day, not real time.