| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.00 | 4.88 | 0.12 |
| Feb | 4.84 | 4.84 | 0.00 |
| Mar | 4.97 | 5.03 | -0.06 |
| Apr | 4.19 | 4.26 | -0.07 |
| May | 3.97 | 4.10 | -0.13 |
| Jun | 4.42 | 4.30 | 0.12 |
| Jul | 5.11 | 5.10 | 0.01 |
| Aug | 4.13 | 4.15 | -0.02 |
| Sep | 3.92 | 4.02 | -0.10 |
| Oct | 3.52 | 3.48 | 0.04 |
| Nov | 4.26 | 4.31 | -0.05 |
| Dec | 4.78 | 4.74 | 0.04 |
53.11 | 53.21 | -0.10 |