| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.23 | 4.23 | 0.00 |
| Feb | 4.17 | 4.13 | 0.04 |
| Mar | 4.50 | 4.55 | -0.05 |
| Apr | 3.63 | 3.74 | -0.11 |
| May | 2.73 | 2.57 | 0.16 |
| Jun | 4.22 | 4.22 | 0.00 |
| Jul | 4.63 | 4.56 | 0.07 |
| Aug | 4.36 | 4.21 | 0.15 |
| Sep | 3.60 | 3.45 | 0.15 |
| Oct | 2.71 | 2.82 | -0.11 |
| Nov | 3.27 | 3.25 | 0.02 |
| Dec | 4.54 | 4.49 | 0.05 |
46.59 | 46.22 | 0.37 |