| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.82 | 4.61 | 0.21 |
| Feb | 4.77 | 4.68 | 0.09 |
| Mar | 5.30 | 5.09 | 0.21 |
| Apr | 5.13 | 4.92 | 0.21 |
| May | 4.72 | 4.86 | -0.14 |
| Jun | 4.86 | 4.95 | -0.09 |
| Jul | 5.03 | 5.22 | -0.19 |
| Aug | 4.01 | 4.02 | -0.01 |
| Sep | 3.74 | 3.61 | 0.13 |
| Oct | 3.03 | 3.11 | -0.08 |
| Nov | 3.84 | 3.66 | 0.18 |
| Dec | 5.50 | 5.31 | 0.19 |
54.75 | 54.04 | 0.71 |