| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.58 | 2.79 | -0.21 |
| Feb | 2.16 | 2.22 | -0.06 |
| Mar | 2.62 | 2.75 | -0.13 |
| Apr | 3.52 | 3.80 | -0.28 |
| May | 3.90 | 4.24 | -0.34 |
| Jun | 3.95 | 4.26 | -0.31 |
| Jul | 3.92 | 4.20 | -0.28 |
| Aug | 3.33 | 3.45 | -0.12 |
| Sep | 2.98 | 3.07 | -0.09 |
| Oct | 2.78 | 2.72 | 0.06 |
| Nov | 2.80 | 2.87 | -0.07 |
| Dec | 2.55 | 2.68 | -0.13 |
37.09 | 39.05 | -1.96 |