| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.10 | 3.09 | 0.01 |
| Feb | 2.47 | 2.48 | -0.01 |
| Mar | 3.54 | 3.47 | 0.07 |
| Apr | 4.40 | 4.45 | -0.05 |
| May | 4.79 | 4.84 | -0.05 |
| Jun | 5.14 | 5.17 | -0.03 |
| Jul | 4.27 | 4.41 | -0.14 |
| Aug | 3.51 | 3.40 | 0.11 |
| Sep | 3.13 | 3.18 | -0.05 |
| Oct | 3.17 | 3.23 | -0.06 |
| Nov | 3.47 | 3.47 | 0.00 |
| Dec | 3.16 | 3.09 | 0.07 |
44.15 | 44.28 | -0.13 |