| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.94 | 3.95 | -0.01 |
| Feb | 3.28 | 3.51 | -0.23 |
| Mar | 4.17 | 4.35 | -0.18 |
| Apr | 4.09 | 4.04 | 0.05 |
| May | 3.07 | 3.28 | -0.21 |
| Jun | 3.30 | 3.34 | -0.04 |
| Jul | 2.36 | 2.59 | -0.23 |
| Aug | 3.41 | 3.46 | -0.05 |
| Sep | 3.70 | 3.85 | -0.15 |
| Oct | 4.35 | 4.51 | -0.16 |
| Nov | 4.00 | 4.16 | -0.16 |
| Dec | 4.72 | 4.63 | 0.09 |
44.39 | 45.67 | -1.28 |