| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.35 | 2.62 | -0.27 |
| Feb | 2.00 | 2.23 | -0.23 |
| Mar | 2.59 | 2.73 | -0.14 |
| Apr | 3.68 | 3.81 | -0.13 |
| May | 3.65 | 3.85 | -0.20 |
| Jun | 3.85 | 4.12 | -0.27 |
| Jul | 3.62 | 3.96 | -0.34 |
| Aug | 3.46 | 3.48 | -0.02 |
| Sep | 3.18 | 3.37 | -0.19 |
| Oct | 2.92 | 3.13 | -0.21 |
| Nov | 2.70 | 2.82 | -0.12 |
| Dec | 2.33 | 2.74 | -0.41 |
36.33 | 38.86 | -2.53 |