| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.59 | 1.67 | -0.08 |
| Feb | 2.00 | 2.07 | -0.07 |
| Mar | 2.45 | 2.49 | -0.04 |
| Apr | 2.32 | 2.24 | 0.08 |
| May | 4.15 | 4.12 | 0.03 |
| Jun | 3.66 | 3.61 | 0.05 |
| Jul | 1.85 | 2.00 | -0.15 |
| Aug | 2.13 | 2.20 | -0.07 |
| Sep | 2.59 | 2.78 | -0.19 |
| Oct | 3.37 | 3.12 | 0.25 |
| Nov | 2.06 | 2.01 | 0.05 |
| Dec | 1.55 | 1.52 | 0.03 |
29.72 | 29.83 | -0.11 |