| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.12 | 2.15 | -0.03 |
| Feb | 1.97 | 1.93 | 0.04 |
| Mar | 2.66 | 2.66 | 0.00 |
| Apr | 4.13 | 3.96 | 0.17 |
| May | 4.50 | 4.53 | -0.03 |
| Jun | 4.33 | 4.46 | -0.13 |
| Jul | 3.81 | 3.66 | 0.15 |
| Aug | 3.44 | 3.12 | 0.32 |
| Sep | 3.03 | 3.10 | -0.07 |
| Oct | 3.20 | 3.12 | 0.08 |
| Nov | 2.94 | 2.92 | 0.02 |
| Dec | 2.08 | 2.16 | -0.08 |
38.21 | 37.77 | 0.44 |