| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.28 | 3.32 | -0.04 |
| Feb | 3.24 | 3.53 | -0.29 |
| Mar | 4.52 | 4.69 | -0.17 |
| Apr | 5.30 | 5.30 | 0.00 |
| May | 5.18 | 5.42 | -0.24 |
| Jun | 4.02 | 3.96 | 0.06 |
| Jul | 4.05 | 4.18 | -0.13 |
| Aug | 3.34 | 3.19 | 0.15 |
| Sep | 3.27 | 3.35 | -0.08 |
| Oct | 3.63 | 3.64 | -0.01 |
| Nov | 4.32 | 4.53 | -0.21 |
| Dec | 3.54 | 3.74 | -0.20 |
47.69 | 48.85 | -1.16 |