Hawaii Climate Data
NOAA 30-year climate normals for all 5 counties.
NOAA NCEI 1991-2020 Climate NormalsState Avg Temp
71.1°F
Hottest County
Maui County
77.6°F avg
Coldest County
Hawaii County
57.2°F avg
Wettest County
Hawaii County
27.0" precip
Data sources: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020. Forecast and alert data from National Weather Service API. Air quality data from Open-Meteo.
Climate normals are 30-year averages of weather variables. Station data is aggregated to county level. Forecasts and alerts are fetched live and may change frequently. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.