| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.00 | 2.85 | 0.15 |
| Feb | 3.00 | 3.02 | -0.02 |
| Mar | 4.40 | 4.35 | 0.05 |
| Apr | 5.18 | 5.38 | -0.20 |
| May | 5.63 | 5.70 | -0.07 |
| Jun | 3.79 | 3.87 | -0.08 |
| Jul | 4.04 | 4.16 | -0.12 |
| Aug | 3.70 | 3.70 | 0.00 |
| Sep | 3.67 | 3.65 | 0.02 |
| Oct | 3.53 | 3.72 | -0.19 |
| Nov | 4.40 | 4.43 | -0.03 |
| Dec | 3.25 | 3.28 | -0.03 |
47.59 | 48.11 | -0.52 |