| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.97 | 3.97 | 0.00 |
| Feb | 3.71 | 3.84 | -0.13 |
| Mar | 4.36 | 4.49 | -0.13 |
| Apr | 2.91 | 3.07 | -0.16 |
| May | 3.19 | 3.11 | 0.08 |
| Jun | 4.55 | 4.64 | -0.09 |
| Jul | 4.30 | 4.31 | -0.01 |
| Aug | 4.55 | 4.72 | -0.17 |
| Sep | 3.59 | 3.74 | -0.15 |
| Oct | 2.74 | 2.81 | -0.07 |
| Nov | 3.03 | 3.18 | -0.15 |
| Dec | 3.99 | 4.04 | -0.05 |
44.89 | 45.92 | -1.03 |