| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.76 | 0.76 | 0.00 |
| Feb | 1.00 | 0.99 | 0.01 |
| Mar | 1.86 | 1.93 | -0.07 |
| Apr | 2.13 | 2.37 | -0.24 |
| May | 4.04 | 4.46 | -0.42 |
| Jun | 3.98 | 3.99 | -0.01 |
| Jul | 3.68 | 3.69 | -0.01 |
| Aug | 3.51 | 3.46 | 0.05 |
| Sep | 2.07 | 1.92 | 0.15 |
| Oct | 2.21 | 2.25 | -0.04 |
| Nov | 1.19 | 1.12 | 0.07 |
| Dec | 0.98 | 1.00 | -0.02 |
27.41 | 27.94 | -0.53 |