| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.46 | 5.51 | -0.05 |
| Feb | 5.81 | 5.81 | 0.00 |
| Mar | 5.52 | 5.41 | 0.11 |
| Apr | 5.92 | 5.87 | 0.05 |
| May | 4.99 | 5.46 | -0.47 |
| Jun | 4.60 | 4.88 | -0.28 |
| Jul | 5.06 | 5.00 | 0.06 |
| Aug | 4.12 | 4.32 | -0.20 |
| Sep | 3.81 | 3.85 | -0.04 |
| Oct | 3.82 | 3.94 | -0.12 |
| Nov | 4.52 | 4.62 | -0.10 |
| Dec | 6.13 | 6.23 | -0.10 |
59.76 | 60.90 | -1.14 |