| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.32 | 3.34 | -0.02 |
| Feb | 2.75 | 2.77 | -0.02 |
| Mar | 3.39 | 3.49 | -0.10 |
| Apr | 3.73 | 3.87 | -0.14 |
| May | 3.51 | 3.49 | 0.02 |
| Jun | 4.08 | 4.29 | -0.21 |
| Jul | 3.68 | 3.42 | 0.26 |
| Aug | 3.62 | 3.55 | 0.07 |
| Sep | 3.67 | 3.67 | 0.00 |
| Oct | 4.92 | 4.81 | 0.11 |
| Nov | 4.11 | 4.16 | -0.05 |
| Dec | 4.08 | 4.18 | -0.10 |
44.86 | 45.04 | -0.18 |