| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.65 | 2.49 | 0.16 |
| Feb | 2.21 | 2.30 | -0.09 |
| Mar | 2.87 | 3.04 | -0.17 |
| Apr | 3.31 | 3.40 | -0.09 |
| May | 3.64 | 3.67 | -0.03 |
| Jun | 4.25 | 4.37 | -0.12 |
| Jul | 4.11 | 4.10 | 0.01 |
| Aug | 4.28 | 4.53 | -0.25 |
| Sep | 4.15 | 4.34 | -0.19 |
| Oct | 4.13 | 4.35 | -0.22 |
| Nov | 2.98 | 3.06 | -0.08 |
| Dec | 3.28 | 3.27 | 0.01 |
41.86 | 42.92 | -1.06 |