| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.16 | 1.23 | -0.07 |
| Feb | 1.08 | 1.12 | -0.04 |
| Mar | 1.85 | 1.86 | -0.01 |
| Apr | 3.35 | 3.51 | -0.16 |
| May | 4.08 | 4.05 | 0.03 |
| Jun | 4.80 | 4.81 | -0.01 |
| Jul | 3.92 | 4.14 | -0.22 |
| Aug | 4.09 | 4.15 | -0.06 |
| Sep | 3.53 | 3.45 | 0.08 |
| Oct | 2.71 | 2.63 | 0.08 |
| Nov | 1.88 | 1.89 | -0.01 |
| Dec | 1.51 | 1.54 | -0.03 |
33.96 | 34.38 | -0.42 |