| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.38 | 5.48 | -0.10 |
| Feb | 3.44 | 3.62 | -0.18 |
| Mar | 3.67 | 3.52 | 0.15 |
| Apr | 4.03 | 3.85 | 0.18 |
| May | 4.67 | 4.77 | -0.10 |
| Jun | 6.49 | 6.90 | -0.41 |
| Jul | 5.86 | 6.16 | -0.30 |
| Aug | 6.48 | 6.70 | -0.22 |
| Sep | 6.03 | 6.41 | -0.38 |
| Oct | 5.30 | 5.31 | -0.01 |
| Nov | 4.45 | 4.37 | 0.08 |
| Dec | 4.94 | 4.75 | 0.19 |
60.74 | 61.84 | -1.10 |