| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.45 | 2.66 | -0.21 |
| Feb | 2.04 | 2.24 | -0.20 |
| Mar | 2.65 | 2.79 | -0.14 |
| Apr | 3.67 | 3.76 | -0.09 |
| May | 3.66 | 3.72 | -0.06 |
| Jun | 3.95 | 4.12 | -0.17 |
| Jul | 3.63 | 3.84 | -0.21 |
| Aug | 3.44 | 3.44 | 0.00 |
| Sep | 3.33 | 3.31 | 0.02 |
| Oct | 3.11 | 3.21 | -0.10 |
| Nov | 2.75 | 2.83 | -0.08 |
| Dec | 2.44 | 2.64 | -0.20 |
37.12 | 38.56 | -1.44 |