| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.39 | 1.39 | 0.00 |
| Feb | 1.14 | 1.16 | -0.02 |
| Mar | 1.88 | 1.81 | 0.07 |
| Apr | 3.13 | 3.10 | 0.03 |
| May | 3.81 | 3.69 | 0.12 |
| Jun | 4.59 | 4.55 | 0.04 |
| Jul | 3.85 | 3.77 | 0.08 |
| Aug | 3.51 | 3.50 | 0.01 |
| Sep | 3.20 | 3.17 | 0.03 |
| Oct | 2.94 | 2.84 | 0.10 |
| Nov | 2.06 | 1.97 | 0.09 |
| Dec | 1.60 | 1.63 | -0.03 |
33.10 | 32.58 | 0.52 |