| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.01 | 3.16 | -0.15 |
| Feb | 2.41 | 2.53 | -0.12 |
| Mar | 3.12 | 3.30 | -0.18 |
| Apr | 3.79 | 3.92 | -0.13 |
| May | 3.89 | 4.00 | -0.11 |
| Jun | 4.17 | 4.17 | 0.00 |
| Jul | 4.32 | 4.24 | 0.08 |
| Aug | 3.64 | 3.56 | 0.08 |
| Sep | 3.86 | 3.96 | -0.10 |
| Oct | 3.48 | 3.63 | -0.15 |
| Nov | 3.08 | 3.16 | -0.08 |
| Dec | 3.06 | 3.24 | -0.18 |
41.83 | 42.87 | -1.04 |