Annual Precipitation Data for Northern California 1944-Current
The California Department of Water Resources (DWR), Northern Region Office (NRO), maintains 33 precipitation stations that were installed starting in 1944. Stations record total annual precipitation. This information can help inform annual water budgets or track climate-related trends in annual precipitation. The CSV file contains total annual precipitation data in inches. The PDF file contains a description of stations and methods for data collection.
Data files
| Data title and description | Access data | File details | Last updated |
|---|---|---|---|
Annual Precipitation Data for Northern California 1944-Current The CSV data file contains total annual precipitation data for 33 stations that have been monitored by DWR's Northern Region Office since 1944. The PDF file contains a description of stations, and methods of data collection. | Download | CSV | 02/28/24 |
Supporting files
| Data title and description | Access data | File details | Last updated |
|---|---|---|---|
DWR Precipitation Stations Methodology Summary of data collection procedure | Download | PDF | 02/28/24 |