| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.90 | 2.95 | -0.05 |
| Feb | 2.48 | 2.57 | -0.09 |
| Mar | 3.73 | 3.73 | 0.00 |
| Apr | 3.51 | 3.61 | -0.10 |
| May | 4.17 | 4.24 | -0.07 |
| Jun | 4.12 | 4.09 | 0.03 |
| Jul | 4.12 | 4.15 | -0.03 |
| Aug | 3.35 | 3.37 | -0.02 |
| Sep | 4.41 | 4.67 | -0.26 |
| Oct | 3.53 | 3.72 | -0.19 |
| Nov | 3.06 | 3.05 | 0.01 |
| Dec | 3.45 | 3.66 | -0.21 |
42.83 | 43.81 | -0.98 |