| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.72 | 2.71 | 0.01 |
| Feb | 2.25 | 2.24 | 0.01 |
| Mar | 2.92 | 2.93 | -0.01 |
| Apr | 3.17 | 3.04 | 0.13 |
| May | 4.54 | 4.59 | -0.05 |
| Jun | 3.32 | 3.08 | 0.24 |
| Jul | 1.96 | 1.97 | -0.01 |
| Aug | 2.96 | 2.75 | 0.21 |
| Sep | 3.34 | 3.10 | 0.24 |
| Oct | 4.24 | 4.25 | -0.01 |
| Nov | 3.00 | 2.96 | 0.04 |
| Dec | 3.06 | 2.96 | 0.10 |
37.48 | 36.58 | 0.90 |