| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.18 | 2.22 | -0.04 |
| Feb | 1.83 | 1.75 | 0.08 |
| Mar | 2.10 | 2.08 | 0.02 |
| Apr | 3.31 | 3.31 | 0.00 |
| May | 3.79 | 3.86 | -0.07 |
| Jun | 3.78 | 3.68 | 0.10 |
| Jul | 3.27 | 3.23 | 0.04 |
| Aug | 3.49 | 3.40 | 0.09 |
| Sep | 2.85 | 2.95 | -0.10 |
| Oct | 3.33 | 3.16 | 0.17 |
| Nov | 2.52 | 2.53 | -0.01 |
| Dec | 1.98 | 1.95 | 0.03 |
34.43 | 34.12 | 0.31 |