| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.26 | 3.45 | -0.19 |
| Feb | 2.61 | 2.68 | -0.07 |
| Mar | 4.15 | 4.26 | -0.11 |
| Apr | 3.52 | 3.64 | -0.12 |
| May | 3.80 | 4.00 | -0.20 |
| Jun | 4.32 | 4.30 | 0.02 |
| Jul | 4.73 | 4.48 | 0.25 |
| Aug | 4.20 | 4.36 | -0.16 |
| Sep | 4.74 | 4.56 | 0.18 |
| Oct | 3.97 | 4.36 | -0.39 |
| Nov | 3.27 | 3.31 | -0.04 |
| Dec | 3.96 | 4.24 | -0.28 |
46.53 | 47.64 | -1.11 |