| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.43 | 2.57 | -0.14 |
| Feb | 2.44 | 2.46 | -0.02 |
| Mar | 3.73 | 3.97 | -0.24 |
| Apr | 4.77 | 4.71 | 0.06 |
| May | 5.53 | 5.65 | -0.12 |
| Jun | 4.55 | 4.62 | -0.07 |
| Jul | 4.13 | 4.12 | 0.01 |
| Aug | 3.60 | 3.40 | 0.20 |
| Sep | 4.22 | 4.44 | -0.22 |
| Oct | 3.50 | 3.55 | -0.05 |
| Nov | 3.61 | 3.78 | -0.17 |
| Dec | 2.68 | 2.82 | -0.14 |
45.19 | 46.09 | -0.90 |