| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.19 | 3.39 | -0.20 |
| Feb | 2.80 | 3.00 | -0.20 |
| Mar | 3.85 | 3.91 | -0.06 |
| Apr | 3.94 | 4.02 | -0.08 |
| May | 3.53 | 3.57 | -0.04 |
| Jun | 4.21 | 4.32 | -0.11 |
| Jul | 3.84 | 4.00 | -0.16 |
| Aug | 4.24 | 4.04 | 0.20 |
| Sep | 4.16 | 4.21 | -0.05 |
| Oct | 4.45 | 4.62 | -0.17 |
| Nov | 3.59 | 3.74 | -0.15 |
| Dec | 4.13 | 4.34 | -0.21 |
45.93 | 47.16 | -1.23 |