| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.12 | 4.17 | -0.05 |
| Feb | 3.25 | 3.26 | -0.01 |
| Mar | 3.61 | 3.69 | -0.08 |
| Apr | 3.71 | 3.72 | -0.01 |
| May | 4.77 | 4.82 | -0.05 |
| Jun | 4.88 | 4.82 | 0.06 |
| Jul | 3.27 | 3.08 | 0.19 |
| Aug | 3.76 | 4.00 | -0.24 |
| Sep | 3.96 | 4.11 | -0.15 |
| Oct | 5.04 | 4.92 | 0.12 |
| Nov | 4.45 | 4.56 | -0.11 |
| Dec | 4.25 | 4.27 | -0.02 |
49.07 | 49.42 | -0.35 |