| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.26 | 3.38 | -0.12 |
| Feb | 2.64 | 2.72 | -0.08 |
| Mar | 3.62 | 3.76 | -0.14 |
| Apr | 4.84 | 4.91 | -0.07 |
| May | 5.26 | 5.27 | -0.01 |
| Jun | 4.89 | 4.94 | -0.05 |
| Jul | 4.28 | 4.23 | 0.05 |
| Aug | 3.32 | 3.28 | 0.04 |
| Sep | 3.37 | 3.56 | -0.19 |
| Oct | 3.65 | 3.58 | 0.07 |
| Nov | 3.86 | 3.89 | -0.03 |
| Dec | 3.27 | 3.44 | -0.17 |
46.26 | 46.96 | -0.70 |