| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.24 | 2.36 | -0.12 |
| Feb | 1.67 | 1.80 | -0.13 |
| Mar | 2.04 | 2.22 | -0.18 |
| Apr | 3.31 | 3.36 | -0.05 |
| May | 3.41 | 3.52 | -0.11 |
| Jun | 3.36 | 3.50 | -0.14 |
| Jul | 3.05 | 2.99 | 0.06 |
| Aug | 3.10 | 3.22 | -0.12 |
| Sep | 3.12 | 3.17 | -0.05 |
| Oct | 4.01 | 3.94 | 0.07 |
| Nov | 3.17 | 3.17 | 0.00 |
| Dec | 2.37 | 2.49 | -0.12 |
34.85 | 35.74 | -0.89 |