| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.86 | 0.94 | -0.08 |
| Feb | 1.12 | 1.24 | -0.12 |
| Mar | 2.02 | 2.01 | 0.01 |
| Apr | 3.66 | 3.38 | 0.28 |
| May | 4.97 | 4.66 | 0.31 |
| Jun | 4.78 | 4.80 | -0.02 |
| Jul | 3.95 | 3.68 | 0.27 |
| Aug | 3.82 | 3.68 | 0.14 |
| Sep | 3.40 | 3.22 | 0.18 |
| Oct | 2.48 | 2.50 | -0.02 |
| Nov | 1.71 | 1.75 | -0.04 |
| Dec | 1.32 | 1.38 | -0.06 |
34.09 | 33.24 | 0.85 |