| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.01 | 3.07 | -0.06 |
| Feb | 2.79 | 2.79 | 0.00 |
| Mar | 3.59 | 3.64 | -0.05 |
| Apr | 4.13 | 4.12 | 0.01 |
| May | 4.37 | 4.31 | 0.06 |
| Jun | 4.22 | 4.31 | -0.09 |
| Jul | 3.89 | 3.85 | 0.04 |
| Aug | 3.27 | 3.16 | 0.11 |
| Sep | 2.96 | 2.95 | 0.01 |
| Oct | 2.84 | 2.91 | -0.07 |
| Nov | 2.91 | 2.86 | 0.05 |
| Dec | 3.17 | 3.16 | 0.01 |
41.15 | 41.13 | 0.02 |