| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.18 | 2.33 | -0.15 |
| Feb | 1.76 | 1.85 | -0.09 |
| Mar | 2.21 | 2.24 | -0.03 |
| Apr | 3.13 | 3.01 | 0.12 |
| May | 3.86 | 3.86 | 0.00 |
| Jun | 3.69 | 3.59 | 0.10 |
| Jul | 3.35 | 3.31 | 0.04 |
| Aug | 3.32 | 3.42 | -0.10 |
| Sep | 2.87 | 2.86 | 0.01 |
| Oct | 2.91 | 3.02 | -0.11 |
| Nov | 2.52 | 2.53 | -0.01 |
| Dec | 2.01 | 2.12 | -0.11 |
33.81 | 34.14 | -0.33 |