| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.47 | 0.51 | -0.04 |
| Feb | 0.55 | 0.61 | -0.06 |
| Mar | 1.21 | 1.28 | -0.07 |
| Apr | 2.06 | 2.00 | 0.06 |
| May | 2.75 | 2.73 | 0.02 |
| Jun | 1.84 | 1.84 | 0.00 |
| Jul | 1.77 | 1.72 | 0.05 |
| Aug | 1.56 | 1.45 | 0.11 |
| Sep | 1.40 | 1.40 | 0.00 |
| Oct | 1.15 | 1.16 | -0.01 |
| Nov | 0.75 | 0.77 | -0.02 |
| Dec | 0.44 | 0.54 | -0.10 |
15.95 | 16.01 | -0.06 |