| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.46 | 3.61 | -0.15 |
| Feb | 2.74 | 2.73 | 0.01 |
| Mar | 3.94 | 3.99 | -0.05 |
| Apr | 3.48 | 3.42 | 0.06 |
| May | 4.25 | 4.17 | 0.08 |
| Jun | 4.20 | 3.99 | 0.21 |
| Jul | 4.55 | 4.39 | 0.16 |
| Aug | 4.46 | 4.11 | 0.35 |
| Sep | 4.53 | 4.64 | -0.11 |
| Oct | 3.54 | 3.52 | 0.02 |
| Nov | 3.22 | 3.26 | -0.04 |
| Dec | 3.71 | 3.72 | -0.01 |
46.08 | 45.55 | 0.53 |