| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.32 | 2.70 | -0.38 |
| Feb | 1.84 | 2.10 | -0.26 |
| Mar | 2.13 | 2.38 | -0.25 |
| Apr | 3.37 | 3.51 | -0.14 |
| May | 4.12 | 4.21 | -0.09 |
| Jun | 3.85 | 3.72 | 0.13 |
| Jul | 3.58 | 3.57 | 0.01 |
| Aug | 3.68 | 3.89 | -0.21 |
| Sep | 3.24 | 3.27 | -0.03 |
| Oct | 3.69 | 3.88 | -0.19 |
| Nov | 2.59 | 2.82 | -0.23 |
| Dec | 2.20 | 2.50 | -0.30 |
36.61 | 38.55 | -1.94 |