| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.17 | 3.45 | -0.28 |
| Feb | 2.74 | 2.81 | -0.07 |
| Mar | 3.85 | 3.95 | -0.10 |
| Apr | 3.74 | 3.78 | -0.04 |
| May | 3.79 | 3.91 | -0.12 |
| Jun | 4.32 | 4.08 | 0.24 |
| Jul | 4.88 | 4.77 | 0.11 |
| Aug | 4.28 | 4.51 | -0.23 |
| Sep | 4.77 | 4.60 | 0.17 |
| Oct | 4.01 | 4.29 | -0.28 |
| Nov | 3.18 | 3.26 | -0.08 |
| Dec | 3.94 | 4.19 | -0.25 |
46.67 | 47.60 | -0.93 |