| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.87 | 1.96 | -0.09 |
| Feb | 1.59 | 1.53 | 0.06 |
| Mar | 1.80 | 1.83 | -0.03 |
| Apr | 3.17 | 3.42 | -0.25 |
| May | 3.54 | 3.44 | 0.10 |
| Jun | 3.43 | 3.55 | -0.12 |
| Jul | 3.07 | 2.87 | 0.20 |
| Aug | 3.54 | 3.75 | -0.21 |
| Sep | 2.73 | 2.88 | -0.15 |
| Oct | 2.96 | 3.10 | -0.14 |
| Nov | 2.28 | 2.41 | -0.13 |
| Dec | 1.85 | 1.90 | -0.05 |
31.83 | 32.64 | -0.81 |