| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.19 | 3.41 | -0.22 |
| Feb | 2.65 | 2.84 | -0.19 |
| Mar | 3.63 | 3.77 | -0.14 |
| Apr | 3.71 | 3.90 | -0.19 |
| May | 3.67 | 3.87 | -0.20 |
| Jun | 4.45 | 4.48 | -0.03 |
| Jul | 4.49 | 4.63 | -0.14 |
| Aug | 4.44 | 5.01 | -0.57 |
| Sep | 4.40 | 4.49 | -0.09 |
| Oct | 4.53 | 4.67 | -0.14 |
| Nov | 3.52 | 3.81 | -0.29 |
| Dec | 3.90 | 4.21 | -0.31 |
46.58 | 49.09 | -2.51 |