| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.31 | 1.35 | -0.04 |
| Feb | 1.62 | 1.75 | -0.13 |
| Mar | 2.61 | 2.60 | 0.01 |
| Apr | 4.26 | 4.17 | 0.09 |
| May | 5.68 | 5.72 | -0.04 |
| Jun | 5.20 | 5.52 | -0.32 |
| Jul | 4.56 | 4.46 | 0.10 |
| Aug | 4.35 | 4.22 | 0.13 |
| Sep | 4.01 | 4.21 | -0.20 |
| Oct | 3.34 | 3.45 | -0.11 |
| Nov | 2.38 | 2.37 | 0.01 |
| Dec | 1.76 | 1.79 | -0.03 |
41.08 | 41.61 | -0.53 |