| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.75 | 2.91 | -0.16 |
| Feb | 2.27 | 2.48 | -0.21 |
| Mar | 3.07 | 3.21 | -0.14 |
| Apr | 4.17 | 4.32 | -0.15 |
| May | 4.46 | 4.58 | -0.12 |
| Jun | 4.83 | 4.88 | -0.05 |
| Jul | 4.11 | 4.13 | -0.02 |
| Aug | 3.20 | 3.03 | 0.17 |
| Sep | 3.14 | 3.24 | -0.10 |
| Oct | 3.13 | 3.08 | 0.05 |
| Nov | 3.37 | 3.49 | -0.12 |
| Dec | 2.69 | 2.88 | -0.19 |
41.19 | 42.23 | -1.04 |