| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.03 | 3.11 | -0.08 |
| Feb | 2.81 | 2.86 | -0.05 |
| Mar | 3.71 | 3.70 | 0.01 |
| Apr | 3.63 | 3.68 | -0.05 |
| May | 4.53 | 4.61 | -0.08 |
| Jun | 3.76 | 3.96 | -0.20 |
| Jul | 4.27 | 4.32 | -0.05 |
| Aug | 3.35 | 3.36 | -0.01 |
| Sep | 3.15 | 2.77 | 0.38 |
| Oct | 2.71 | 2.49 | 0.22 |
| Nov | 2.48 | 2.49 | -0.01 |
| Dec | 3.10 | 3.25 | -0.15 |
40.53 | 40.60 | -0.07 |