| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.99 | 2.07 | -0.08 |
| Feb | 1.84 | 1.90 | -0.06 |
| Mar | 2.48 | 2.53 | -0.05 |
| Apr | 3.75 | 3.75 | 0.00 |
| May | 4.56 | 4.71 | -0.15 |
| Jun | 4.07 | 4.10 | -0.03 |
| Jul | 4.03 | 3.67 | 0.36 |
| Aug | 3.56 | 3.44 | 0.12 |
| Sep | 3.36 | 3.44 | -0.08 |
| Oct | 3.01 | 3.03 | -0.02 |
| Nov | 2.60 | 2.63 | -0.03 |
| Dec | 2.15 | 2.12 | 0.03 |
37.40 | 37.39 | 0.01 |