| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.28 | 3.33 | -0.05 |
| Feb | 2.85 | 2.86 | -0.01 |
| Mar | 4.06 | 4.25 | -0.19 |
| Apr | 3.81 | 3.68 | 0.13 |
| May | 4.29 | 4.25 | 0.04 |
| Jun | 4.43 | 4.25 | 0.18 |
| Jul | 4.65 | 4.47 | 0.18 |
| Aug | 4.21 | 4.00 | 0.21 |
| Sep | 4.69 | 4.74 | -0.05 |
| Oct | 4.37 | 4.41 | -0.04 |
| Nov | 3.60 | 3.41 | 0.19 |
| Dec | 3.86 | 4.06 | -0.20 |
48.10 | 47.71 | 0.39 |