| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.84 | 2.93 | -0.09 |
| Feb | 2.37 | 2.45 | -0.08 |
| Mar | 3.21 | 3.32 | -0.11 |
| Apr | 4.20 | 4.34 | -0.14 |
| May | 4.61 | 4.73 | -0.12 |
| Jun | 5.07 | 5.10 | -0.03 |
| Jul | 4.27 | 4.25 | 0.02 |
| Aug | 3.42 | 3.26 | 0.16 |
| Sep | 3.27 | 3.35 | -0.08 |
| Oct | 3.18 | 3.20 | -0.02 |
| Nov | 3.40 | 3.40 | 0.00 |
| Dec | 2.85 | 2.97 | -0.12 |
42.69 | 43.30 | -0.61 |