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Koga (Ibaraki): temperature and climate normals
Latest19.4 °COct 9, 2026 20:10 JST
24 h max / min25.5 °C / 15.0 °C
Annual mean (normal)14.9 °Crank 311 of 903
Annual precipitation (normal)1,229.9mmrank 697
Altitude20 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 | 3.6 °C | 9.2 °C | -1.3 °C | 0.0days | 21.8days | 35.2mm | 208.7h |
| Feb | 4.6 °C | 10.3 °C | -0.5 °C | 0.0days | 17.0days | 35.1mm | 195.1h |
| Mar | 8.2 °C | 14.0 °C | 2.9 °C | 0.0days | 5.9days | 75.9mm | 197.2h |
| Apr | 13.5 °C | 19.6 °C | 8.0 °C | 0.2days | 0.4days | 91.3mm | 190.6h |
| May | 18.4 °C | 24.1 °C | 13.6 °C | 1.8days | 0.0days | 120.8mm | 184.7h |
| Jun | 21.8 °C | 26.6 °C | 18.0 °C | 6.2days | 0.0days | 132.0mm | 128.6h |
| Jul | 25.6 °C | 30.6 °C | 21.9 °C | 17.7days | 0.0days | 147.3mm | 144.7h |
| Aug | 26.8 °C | 32.0 °C | 23.0 °C | 22.7days | 0.0days | 135.8mm | 168.1h |
| Sep | 23.0 °C | 27.8 °C | 19.3 °C | 9.6days | 0.0days | 181.4mm | 133.1h |
| Oct | 17.2 °C | 21.9 °C | 13.2 °C | 0.5days | 0.0days | 166.1mm | 145.1h |
| Nov | 11.0 °C | 16.4 °C | 6.3 °C | 0.0days | 0.6days | 61.6mm | 165.0h |
| Dec | 5.8 °C | 11.4 °C | 0.9 °C | 0.0days | 13.3days | 37.7mm | 188.5h |
| Year | 14.9 °C | 20.3 °C | 10.4 °C | 58.7days | 59.1days | 1,229.9mm | 2,049.5h |
For reference: latest 19.4 °C; the Oct mean normal is 17.2 °C (one observation vs a monthly mean).
Other stations in Ibaraki
- KitaIbaraki
- Daigo
- Hitachi-omiya
- Hitachi
- Kasama
- Mito
- Shimodate
- Shimotsuma
- Hokota
- Tsukuba
- Tsuchiura
- Kashima
- Ryugasaki
Normals: JMA 2020 normals (1991–2020 averages). Latest values are observations fetched once a day, not real time.