| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.58 | 3.67 | -0.09 |
| Feb | 2.94 | 3.07 | -0.13 |
| Mar | 3.78 | 3.98 | -0.20 |
| Apr | 4.04 | 4.15 | -0.11 |
| May | 3.98 | 3.86 | 0.12 |
| Jun | 4.09 | 4.04 | 0.05 |
| Jul | 4.32 | 4.44 | -0.12 |
| Aug | 4.24 | 4.26 | -0.02 |
| Sep | 4.02 | 4.23 | -0.21 |
| Oct | 3.15 | 3.30 | -0.15 |
| Nov | 3.07 | 3.17 | -0.10 |
| Dec | 3.47 | 3.79 | -0.32 |
44.68 | 45.96 | -1.28 |