| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.45 | 4.68 | -0.23 |
| Feb | 4.95 | 4.88 | 0.07 |
| Mar | 4.98 | 5.08 | -0.10 |
| Apr | 4.81 | 4.96 | -0.15 |
| May | 4.86 | 5.14 | -0.28 |
| Jun | 4.64 | 4.85 | -0.21 |
| Jul | 4.88 | 5.29 | -0.41 |
| Aug | 3.83 | 4.14 | -0.31 |
| Sep | 3.65 | 3.64 | 0.01 |
| Oct | 3.48 | 3.60 | -0.12 |
| Nov | 3.81 | 3.75 | 0.06 |
| Dec | 5.10 | 5.12 | -0.02 |
53.44 | 55.13 | -1.69 |