| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.94 | 2.06 | -0.12 |
| Feb | 1.84 | 1.95 | -0.11 |
| Mar | 2.25 | 2.25 | 0.00 |
| Apr | 3.72 | 3.77 | -0.05 |
| May | 4.50 | 4.65 | -0.15 |
| Jun | 4.47 | 4.33 | 0.14 |
| Jul | 3.80 | 3.66 | 0.14 |
| Aug | 3.75 | 4.03 | -0.28 |
| Sep | 3.32 | 3.37 | -0.05 |
| Oct | 3.28 | 3.42 | -0.14 |
| Nov | 2.45 | 2.54 | -0.09 |
| Dec | 2.11 | 2.19 | -0.08 |
37.43 | 38.22 | -0.79 |