| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.95 | 4.06 | -0.11 |
| Feb | 3.86 | 3.86 | 0.00 |
| Mar | 4.42 | 4.48 | -0.06 |
| Apr | 3.05 | 3.21 | -0.16 |
| May | 3.28 | 3.24 | 0.04 |
| Jun | 4.32 | 4.30 | 0.02 |
| Jul | 3.87 | 3.89 | -0.02 |
| Aug | 4.17 | 4.21 | -0.04 |
| Sep | 3.37 | 3.60 | -0.23 |
| Oct | 3.02 | 3.07 | -0.05 |
| Nov | 3.48 | 3.53 | -0.05 |
| Dec | 4.54 | 4.39 | 0.15 |
45.33 | 45.84 | -0.51 |