| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.53 | 1.58 | -0.05 |
| Feb | 1.23 | 1.22 | 0.01 |
| Mar | 1.91 | 1.73 | 0.18 |
| Apr | 3.22 | 3.30 | -0.08 |
| May | 3.59 | 3.48 | 0.11 |
| Jun | 4.28 | 4.24 | 0.04 |
| Jul | 3.55 | 3.64 | -0.09 |
| Aug | 3.41 | 3.52 | -0.11 |
| Sep | 2.73 | 2.49 | 0.24 |
| Oct | 2.94 | 2.87 | 0.07 |
| Nov | 2.13 | 2.00 | 0.13 |
| Dec | 1.70 | 1.81 | -0.11 |
32.22 | 31.88 | 0.34 |