| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.97 | 3.02 | -0.05 |
| Feb | 2.64 | 2.72 | -0.08 |
| Mar | 3.79 | 3.81 | -0.02 |
| Apr | 3.36 | 3.32 | 0.04 |
| May | 4.02 | 4.31 | -0.29 |
| Jun | 4.25 | 4.53 | -0.28 |
| Jul | 4.57 | 4.53 | 0.04 |
| Aug | 3.85 | 3.92 | -0.07 |
| Sep | 4.35 | 4.16 | 0.19 |
| Oct | 3.77 | 3.89 | -0.12 |
| Nov | 3.06 | 3.12 | -0.06 |
| Dec | 3.64 | 3.67 | -0.03 |
44.27 | 45.00 | -0.73 |