| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.81 | 2.74 | 0.07 |
| Feb | 2.50 | 2.39 | 0.11 |
| Mar | 3.22 | 3.28 | -0.06 |
| Apr | 3.40 | 3.44 | -0.04 |
| May | 3.52 | 3.38 | 0.14 |
| Jun | 4.27 | 4.22 | 0.05 |
| Jul | 3.89 | 3.83 | 0.06 |
| Aug | 4.06 | 4.21 | -0.15 |
| Sep | 3.95 | 3.92 | 0.03 |
| Oct | 4.40 | 4.45 | -0.05 |
| Nov | 3.01 | 3.06 | -0.05 |
| Dec | 3.40 | 3.61 | -0.21 |
42.43 | 42.53 | -0.10 |