| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.80 | 0.90 | -0.10 |
| Feb | 0.92 | 0.94 | -0.02 |
| Mar | 1.63 | 1.77 | -0.14 |
| Apr | 3.18 | 3.03 | 0.15 |
| May | 4.26 | 4.15 | 0.11 |
| Jun | 4.91 | 5.38 | -0.47 |
| Jul | 4.18 | 4.35 | -0.17 |
| Aug | 4.06 | 4.16 | -0.10 |
| Sep | 3.20 | 3.42 | -0.22 |
| Oct | 2.39 | 2.54 | -0.15 |
| Nov | 1.52 | 1.53 | -0.01 |
| Dec | 1.13 | 1.14 | -0.01 |
32.18 | 33.31 | -1.13 |