| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.53 | 2.69 | -0.16 |
| Feb | 2.07 | 2.11 | -0.04 |
| Mar | 2.59 | 2.85 | -0.26 |
| Apr | 3.33 | 3.55 | -0.22 |
| May | 3.94 | 4.12 | -0.18 |
| Jun | 4.67 | 4.65 | 0.02 |
| Jul | 4.34 | 4.66 | -0.32 |
| Aug | 4.25 | 4.21 | 0.04 |
| Sep | 3.91 | 3.89 | 0.02 |
| Oct | 4.21 | 4.38 | -0.17 |
| Nov | 3.15 | 3.34 | -0.19 |
| Dec | 3.04 | 3.14 | -0.10 |
42.03 | 43.59 | -1.56 |