| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.99 | 0.94 | 0.05 |
| Feb | 1.03 | 1.05 | -0.02 |
| Mar | 1.92 | 1.79 | 0.13 |
| Apr | 3.19 | 3.04 | 0.15 |
| May | 4.28 | 4.44 | -0.16 |
| Jun | 5.34 | 5.29 | 0.05 |
| Jul | 4.12 | 4.21 | -0.09 |
| Aug | 4.51 | 4.46 | 0.05 |
| Sep | 3.73 | 3.82 | -0.09 |
| Oct | 2.57 | 2.59 | -0.02 |
| Nov | 1.77 | 1.63 | 0.14 |
| Dec | 1.32 | 1.25 | 0.07 |
34.77 | 34.51 | 0.26 |