| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.47 | 0.47 | 0.00 |
| Feb | 0.55 | 0.57 | -0.02 |
| Mar | 1.21 | 1.22 | -0.01 |
| Apr | 2.06 | 1.85 | 0.21 |
| May | 2.75 | 2.52 | 0.23 |
| Jun | 1.84 | 1.72 | 0.12 |
| Jul | 1.77 | 1.60 | 0.17 |
| Aug | 1.56 | 1.36 | 0.20 |
| Sep | 1.40 | 1.29 | 0.11 |
| Oct | 1.15 | 1.08 | 0.07 |
| Nov | 0.75 | 0.72 | 0.03 |
| Dec | 0.44 | 0.52 | -0.08 |
15.95 | 14.92 | 1.03 |