| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.22 | 3.22 | 0.00 |
| Feb | 2.63 | 2.66 | -0.03 |
| Mar | 3.81 | 3.77 | 0.04 |
| Apr | 3.65 | 3.61 | 0.04 |
| May | 4.07 | 4.08 | -0.01 |
| Jun | 4.11 | 4.05 | 0.06 |
| Jul | 4.22 | 3.94 | 0.28 |
| Aug | 3.49 | 3.69 | -0.20 |
| Sep | 4.72 | 4.92 | -0.20 |
| Oct | 3.85 | 3.81 | 0.04 |
| Nov | 3.24 | 3.16 | 0.08 |
| Dec | 3.52 | 3.55 | -0.03 |
44.53 | 44.46 | 0.07 |