| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.80 | 0.90 | -0.10 |
| Feb | 0.91 | 0.94 | -0.03 |
| Mar | 1.65 | 1.77 | -0.12 |
| Apr | 3.16 | 3.03 | 0.13 |
| May | 4.22 | 4.15 | 0.07 |
| Jun | 4.95 | 5.38 | -0.43 |
| Jul | 4.14 | 4.35 | -0.21 |
| Aug | 4.03 | 4.16 | -0.13 |
| Sep | 3.20 | 3.42 | -0.22 |
| Oct | 2.40 | 2.54 | -0.14 |
| Nov | 1.50 | 1.53 | -0.03 |
| Dec | 1.14 | 1.14 | 0.00 |
32.10 | 33.31 | -1.21 |