| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.32 | 4.25 | 0.07 |
| Feb | 4.13 | 4.18 | -0.05 |
| Mar | 4.50 | 4.53 | -0.03 |
| Apr | 3.62 | 3.62 | 0.00 |
| May | 2.82 | 2.84 | -0.02 |
| Jun | 4.21 | 4.26 | -0.05 |
| Jul | 4.47 | 4.52 | -0.05 |
| Aug | 4.52 | 4.47 | 0.05 |
| Sep | 3.74 | 3.72 | 0.02 |
| Oct | 2.75 | 2.77 | -0.02 |
| Nov | 3.19 | 3.21 | -0.02 |
| Dec | 4.48 | 4.44 | 0.04 |
46.75 | 46.81 | -0.06 |