| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.35 | 3.52 | -0.17 |
| Feb | 3.22 | 3.34 | -0.12 |
| Mar | 4.43 | 4.56 | -0.13 |
| Apr | 5.17 | 5.07 | 0.10 |
| May | 5.32 | 5.44 | -0.12 |
| Jun | 4.71 | 4.85 | -0.14 |
| Jul | 4.26 | 4.35 | -0.09 |
| Aug | 3.73 | 3.50 | 0.23 |
| Sep | 3.63 | 3.76 | -0.13 |
| Oct | 3.36 | 3.55 | -0.19 |
| Nov | 3.60 | 3.72 | -0.12 |
| Dec | 3.99 | 4.20 | -0.21 |
48.77 | 49.86 | -1.09 |