| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.71 | 1.72 | -0.01 |
| Feb | 1.64 | 1.63 | 0.01 |
| Mar | 2.31 | 2.43 | -0.12 |
| Apr | 2.37 | 2.41 | -0.04 |
| May | 3.86 | 4.16 | -0.30 |
| Jun | 3.13 | 3.80 | -0.67 |
| Jul | 2.31 | 2.64 | -0.33 |
| Aug | 2.38 | 2.49 | -0.11 |
| Sep | 3.42 | 3.31 | 0.11 |
| Oct | 3.26 | 3.21 | 0.05 |
| Nov | 2.08 | 2.09 | -0.01 |
| Dec | 1.76 | 1.66 | 0.10 |
30.23 | 31.55 | -1.32 |