| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.03 | 3.13 | -0.10 |
| Feb | 2.59 | 2.72 | -0.13 |
| Mar | 3.04 | 3.17 | -0.13 |
| Apr | 3.50 | 3.72 | -0.22 |
| May | 3.94 | 4.06 | -0.12 |
| Jun | 4.88 | 4.61 | 0.27 |
| Jul | 4.78 | 4.88 | -0.10 |
| Aug | 4.38 | 4.24 | 0.14 |
| Sep | 3.76 | 3.73 | 0.03 |
| Oct | 4.52 | 4.58 | -0.06 |
| Nov | 3.49 | 3.56 | -0.07 |
| Dec | 3.62 | 3.81 | -0.19 |
45.53 | 46.21 | -0.68 |