| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.79 | 1.90 | -0.11 |
| Feb | 1.71 | 1.74 | -0.03 |
| Mar | 2.45 | 2.62 | -0.17 |
| Apr | 2.46 | 2.38 | 0.08 |
| May | 4.38 | 4.47 | -0.09 |
| Jun | 3.29 | 3.37 | -0.08 |
| Jul | 2.11 | 2.62 | -0.51 |
| Aug | 2.30 | 2.26 | 0.04 |
| Sep | 3.51 | 3.65 | -0.14 |
| Oct | 3.01 | 3.13 | -0.12 |
| Nov | 2.17 | 2.13 | 0.04 |
| Dec | 1.65 | 1.94 | -0.29 |
30.83 | 32.21 | -1.38 |