| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.43 | 2.55 | -0.12 |
| Feb | 2.49 | 2.46 | 0.03 |
| Mar | 3.86 | 4.13 | -0.27 |
| Apr | 4.71 | 4.61 | 0.10 |
| May | 5.51 | 5.18 | 0.33 |
| Jun | 4.47 | 4.39 | 0.08 |
| Jul | 3.95 | 4.09 | -0.14 |
| Aug | 3.35 | 3.13 | 0.22 |
| Sep | 4.25 | 4.30 | -0.05 |
| Oct | 3.46 | 3.49 | -0.03 |
| Nov | 3.60 | 3.69 | -0.09 |
| Dec | 2.71 | 2.71 | 0.00 |
44.79 | 44.73 | 0.06 |