| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.79 | 2.92 | -0.13 |
| Feb | 2.33 | 2.47 | -0.14 |
| Mar | 3.16 | 3.27 | -0.11 |
| Apr | 4.18 | 4.37 | -0.19 |
| May | 4.46 | 4.60 | -0.14 |
| Jun | 4.96 | 4.96 | 0.00 |
| Jul | 4.11 | 4.13 | -0.02 |
| Aug | 3.25 | 3.05 | 0.20 |
| Sep | 3.26 | 3.27 | -0.01 |
| Oct | 3.18 | 3.14 | 0.04 |
| Nov | 3.40 | 3.48 | -0.08 |
| Dec | 2.74 | 2.90 | -0.16 |
41.82 | 42.56 | -0.74 |