| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.38 | 1.45 | -0.07 |
| Feb | 1.38 | 1.52 | -0.14 |
| Mar | 2.13 | 2.05 | 0.08 |
| Apr | 3.63 | 3.74 | -0.11 |
| May | 4.17 | 4.22 | -0.05 |
| Jun | 5.31 | 5.25 | 0.06 |
| Jul | 4.31 | 4.25 | 0.06 |
| Aug | 4.00 | 4.07 | -0.07 |
| Sep | 3.56 | 3.44 | 0.12 |
| Oct | 2.90 | 2.84 | 0.06 |
| Nov | 2.20 | 2.16 | 0.04 |
| Dec | 1.58 | 1.70 | -0.12 |
36.55 | 36.69 | -0.14 |