| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.50 | 2.68 | -0.18 |
| Feb | 2.17 | 2.10 | 0.07 |
| Mar | 2.72 | 2.83 | -0.11 |
| Apr | 3.40 | 3.53 | -0.13 |
| May | 3.96 | 4.06 | -0.10 |
| Jun | 4.68 | 4.54 | 0.14 |
| Jul | 4.34 | 4.59 | -0.25 |
| Aug | 4.09 | 4.16 | -0.07 |
| Sep | 3.87 | 3.95 | -0.08 |
| Oct | 4.35 | 4.41 | -0.06 |
| Nov | 3.21 | 3.33 | -0.12 |
| Dec | 3.01 | 3.15 | -0.14 |
42.30 | 43.33 | -1.03 |