| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.84 | 2.97 | -0.13 |
| Feb | 2.35 | 2.49 | -0.14 |
| Mar | 3.22 | 3.34 | -0.12 |
| Apr | 4.25 | 4.48 | -0.23 |
| May | 4.55 | 4.60 | -0.05 |
| Jun | 4.88 | 5.02 | -0.14 |
| Jul | 4.19 | 4.21 | -0.02 |
| Aug | 3.26 | 3.07 | 0.19 |
| Sep | 3.28 | 3.27 | 0.01 |
| Oct | 3.32 | 3.23 | 0.09 |
| Nov | 3.37 | 3.41 | -0.04 |
| Dec | 2.79 | 2.91 | -0.12 |
42.30 | 43.00 | -0.70 |