Webthis map shows where precipitation for the water year to date is below 70 percent of average and temperatures are in the 80th percentile or above (warmer than 80 percent. Webcalifornia water watch, hydrology update and drought status. Precipitation statistics (period of record: Webprecipitation as of 10/05/2024* california’s annual precipitation can vary greatly from year to year and region to region. The map of california shows how this water year’s. Webthe website provides data downloads from weather and climate stations in california as well as tools for analyzing weather and climate data in california, including tools for.