| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.98 | 2.21 | -0.23 |
| Feb | 2.05 | 2.27 | -0.22 |
| Mar | 2.94 | 3.16 | -0.22 |
| Apr | 4.69 | 4.55 | 0.14 |
| May | 4.96 | 4.99 | -0.03 |
| Jun | 4.55 | 4.68 | -0.13 |
| Jul | 4.49 | 4.43 | 0.06 |
| Aug | 3.70 | 3.88 | -0.18 |
| Sep | 3.94 | 3.95 | -0.01 |
| Oct | 3.56 | 3.46 | 0.10 |
| Nov | 2.81 | 2.80 | 0.01 |
| Dec | 2.12 | 2.14 | -0.02 |
41.79 | 42.52 | -0.73 |