| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.96 | 3.07 | -0.11 |
| Feb | 2.34 | 2.44 | -0.10 |
| Mar | 3.10 | 3.21 | -0.11 |
| Apr | 3.72 | 3.85 | -0.13 |
| May | 3.89 | 3.98 | -0.09 |
| Jun | 4.13 | 4.19 | -0.06 |
| Jul | 4.32 | 4.21 | 0.11 |
| Aug | 3.67 | 3.61 | 0.06 |
| Sep | 3.96 | 3.90 | 0.06 |
| Oct | 3.53 | 3.57 | -0.04 |
| Nov | 3.20 | 3.12 | 0.08 |
| Dec | 3.10 | 3.18 | -0.08 |
41.92 | 42.33 | -0.41 |