High Solar Variability Zone

GHI samples from this zone:
Lanai_HI.zip (1916 downloads)

All data in *.csv files expressing GHI in W/m2. Timestamps are normalized to a sample year (i.e., hour 0 to hour 8760 in 5-second intervals). Timestamps are available here: HoursOfYear.zip (2002 downloads)

Initial quality control has been performed, and errant days eliminated. Errant or missing values are replaced by -9999.