| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.88 | 0.89 | -0.01 |
| Feb | 0.93 | 0.92 | 0.01 |
| Mar | 1.77 | 1.77 | 0.00 |
| Apr | 3.22 | 2.98 | 0.24 |
| May | 4.34 | 4.19 | 0.15 |
| Jun | 5.13 | 5.08 | 0.05 |
| Jul | 4.49 | 4.51 | -0.02 |
| Aug | 4.54 | 4.39 | 0.15 |
| Sep | 3.56 | 3.45 | 0.11 |
| Oct | 2.51 | 2.49 | 0.02 |
| Nov | 1.57 | 1.52 | 0.05 |
| Dec | 1.18 | 1.19 | -0.01 |
34.12 | 33.38 | 0.74 |