| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.60 | 2.68 | -0.08 |
| Feb | 2.42 | 2.42 | 0.00 |
| Mar | 4.12 | 4.13 | -0.01 |
| Apr | 4.85 | 5.03 | -0.18 |
| May | 6.04 | 5.93 | 0.11 |
| Jun | 4.63 | 4.72 | -0.09 |
| Jul | 3.88 | 4.27 | -0.39 |
| Aug | 3.39 | 3.48 | -0.09 |
| Sep | 4.35 | 4.55 | -0.20 |
| Oct | 4.06 | 4.07 | -0.01 |
| Nov | 3.96 | 3.92 | 0.04 |
| Dec | 3.04 | 3.16 | -0.12 |
47.34 | 48.36 | -1.02 |