| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.92 | 3.88 | 0.04 |
| Feb | 2.92 | 2.98 | -0.06 |
| Mar | 3.49 | 3.51 | -0.02 |
| Apr | 4.11 | 4.11 | 0.00 |
| May | 4.98 | 5.05 | -0.07 |
| Jun | 5.16 | 5.18 | -0.02 |
| Jul | 3.72 | 3.90 | -0.18 |
| Aug | 4.45 | 5.02 | -0.57 |
| Sep | 4.90 | 5.00 | -0.10 |
| Oct | 4.71 | 4.58 | 0.13 |
| Nov | 4.28 | 4.38 | -0.10 |
| Dec | 3.73 | 4.01 | -0.28 |
50.37 | 51.60 | -1.23 |