| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.17 | 3.41 | -0.24 |
| Feb | 2.68 | 2.78 | -0.10 |
| Mar | 3.81 | 3.94 | -0.13 |
| Apr | 3.74 | 3.80 | -0.06 |
| May | 3.81 | 3.95 | -0.14 |
| Jun | 4.33 | 4.21 | 0.12 |
| Jul | 4.93 | 4.90 | 0.03 |
| Aug | 4.30 | 4.52 | -0.22 |
| Sep | 4.73 | 4.77 | -0.04 |
| Oct | 4.05 | 4.31 | -0.26 |
| Nov | 3.18 | 3.27 | -0.09 |
| Dec | 3.93 | 4.15 | -0.22 |
46.66 | 48.01 | -1.35 |