Japan · 1991–2020 normal
Itako in
September.
Typical September weather in Itako: 26°C by day, 21.2°C at night, 223 mm of rain over 10.8 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high26°C
Typical low21.2°C
Rain223 mm
Wet days10.8
Comfort score 49 this month (May leads the year at 67). Daylight is calculated as 12 h 22 from latitude 35.93°. Open-water sea temperature is 23.3°C (22 km from the place centre).
Event window
Warm sea in September
The nearest open-water NOAA OISST 1991–2020 cell averages 23.3°C in September. A sheltered bay can run warmer than that open-water cell.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 2112555
- NOAA station
- JA000047648 · CHOSHI
- Station distance
- 35 km from the place centre
- Coverage
- Good coverage · 24 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.