| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.31 | 1.31 | 0.00 |
| Feb | 1.58 | 1.53 | 0.05 |
| Mar | 2.65 | 2.72 | -0.07 |
| Apr | 3.85 | 3.86 | -0.01 |
| May | 5.20 | 5.15 | 0.05 |
| Jun | 4.77 | 4.59 | 0.18 |
| Jul | 3.56 | 3.50 | 0.06 |
| Aug | 3.52 | 3.41 | 0.11 |
| Sep | 3.57 | 3.58 | -0.01 |
| Oct | 3.33 | 3.35 | -0.02 |
| Nov | 2.06 | 2.12 | -0.06 |
| Dec | 1.77 | 1.70 | 0.07 |
37.17 | 36.82 | 0.35 |