| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.49 | 2.67 | -0.18 |
| Feb | 2.37 | 2.42 | -0.05 |
| Mar | 4.11 | 3.82 | 0.29 |
| Apr | 4.96 | 4.84 | 0.12 |
| May | 5.74 | 5.91 | -0.17 |
| Jun | 4.50 | 4.50 | 0.00 |
| Jul | 3.91 | 3.95 | -0.04 |
| Aug | 3.75 | 3.46 | 0.29 |
| Sep | 4.29 | 4.13 | 0.16 |
| Oct | 4.27 | 4.14 | 0.13 |
| Nov | 3.91 | 3.92 | -0.01 |
| Dec | 3.11 | 3.10 | 0.01 |
47.41 | 46.86 | 0.55 |