| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.18 | 3.26 | -0.08 |
| Feb | 2.79 | 2.76 | 0.03 |
| Mar | 3.30 | 3.13 | 0.17 |
| Apr | 2.84 | 2.95 | -0.11 |
| May | 3.12 | 3.24 | -0.12 |
| Jun | 7.08 | 7.60 | -0.52 |
| Jul | 6.00 | 6.57 | -0.57 |
| Aug | 6.63 | 6.51 | 0.12 |
| Sep | 6.52 | 6.82 | -0.30 |
| Oct | 4.03 | 4.05 | -0.02 |
| Nov | 2.08 | 2.09 | -0.01 |
| Dec | 2.65 | 2.85 | -0.20 |
50.22 | 51.83 | -1.61 |