| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.74 | 0.75 | -0.01 |
| Feb | 1.07 | 1.18 | -0.11 |
| Mar | 2.02 | 2.01 | 0.01 |
| Apr | 3.08 | 3.08 | 0.00 |
| May | 4.95 | 5.10 | -0.15 |
| Jun | 4.63 | 4.52 | 0.11 |
| Jul | 4.41 | 4.36 | 0.05 |
| Aug | 4.15 | 4.19 | -0.04 |
| Sep | 2.72 | 2.83 | -0.11 |
| Oct | 2.46 | 2.45 | 0.01 |
| Nov | 1.47 | 1.46 | 0.01 |
| Dec | 1.19 | 1.24 | -0.05 |
32.89 | 33.17 | -0.28 |