| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.15 | 5.44 | 0.71 |
| Feb | 5.73 | 4.77 | 0.96 |
| Mar | 5.35 | 4.58 | 0.77 |
| Apr | 2.68 | 2.32 | 0.36 |
| May | 1.90 | 1.73 | 0.17 |
| Jun | 0.83 | 0.73 | 0.10 |
| Jul | 0.20 | 0.33 | -0.13 |
| Aug | 0.15 | 0.21 | -0.06 |
| Sep | 0.34 | 0.31 | 0.03 |
| Oct | 1.76 | 1.58 | 0.18 |
| Nov | 3.47 | 3.17 | 0.30 |
| Dec | 6.35 | 5.39 | 0.96 |
34.91 | 30.56 | 4.35 |