| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.60 | 4.47 | 0.13 |
| Feb | 4.50 | 4.50 | 0.00 |
| Mar | 4.73 | 4.68 | 0.05 |
| Apr | 3.64 | 3.63 | 0.01 |
| May | 3.57 | 3.41 | 0.16 |
| Jun | 4.62 | 4.84 | -0.22 |
| Jul | 4.05 | 4.39 | -0.34 |
| Aug | 4.99 | 4.52 | 0.47 |
| Sep | 3.92 | 4.04 | -0.12 |
| Oct | 3.27 | 3.29 | -0.02 |
| Nov | 3.79 | 3.78 | 0.01 |
| Dec | 4.56 | 4.60 | -0.04 |
50.24 | 50.15 | 0.09 |