| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.67 | 2.67 | 0.00 |
| Feb | 2.20 | 2.29 | -0.09 |
| Mar | 3.03 | 3.12 | -0.09 |
| Apr | 3.54 | 3.52 | 0.02 |
| May | 3.44 | 3.57 | -0.13 |
| Jun | 4.35 | 4.23 | 0.12 |
| Jul | 3.88 | 4.07 | -0.19 |
| Aug | 4.12 | 3.98 | 0.14 |
| Sep | 3.96 | 3.99 | -0.03 |
| Oct | 3.79 | 3.96 | -0.17 |
| Nov | 3.02 | 3.08 | -0.06 |
| Dec | 2.94 | 2.95 | -0.01 |
40.94 | 41.43 | -0.49 |