| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.65 | 1.75 | -0.10 |
| Feb | 1.60 | 1.68 | -0.08 |
| Mar | 2.05 | 1.95 | 0.10 |
| Apr | 3.71 | 3.83 | -0.12 |
| May | 3.84 | 3.93 | -0.09 |
| Jun | 4.47 | 4.73 | -0.26 |
| Jul | 3.57 | 3.54 | 0.03 |
| Aug | 3.73 | 3.78 | -0.05 |
| Sep | 3.28 | 3.32 | -0.04 |
| Oct | 2.88 | 2.84 | 0.04 |
| Nov | 2.16 | 2.19 | -0.03 |
| Dec | 1.89 | 1.97 | -0.08 |
34.83 | 35.51 | -0.68 |