| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.13 | 3.10 | 0.03 |
| Feb | 2.70 | 2.81 | -0.11 |
| Mar | 4.07 | 3.97 | 0.10 |
| Apr | 3.27 | 3.23 | 0.04 |
| May | 3.87 | 4.08 | -0.21 |
| Jun | 4.23 | 4.32 | -0.09 |
| Jul | 4.41 | 4.47 | -0.06 |
| Aug | 4.42 | 4.55 | -0.13 |
| Sep | 4.60 | 4.51 | 0.09 |
| Oct | 3.90 | 4.10 | -0.20 |
| Nov | 3.20 | 3.18 | 0.02 |
| Dec | 3.69 | 3.74 | -0.05 |
45.49 | 46.06 | -0.57 |