| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.82 | 4.96 | -0.14 |
| Feb | 5.04 | 4.95 | 0.09 |
| Mar | 5.21 | 5.24 | -0.03 |
| Apr | 4.75 | 5.06 | -0.31 |
| May | 4.06 | 4.54 | -0.48 |
| Jun | 4.91 | 4.72 | 0.19 |
| Jul | 4.50 | 5.52 | -1.02 |
| Aug | 4.03 | 3.91 | 0.12 |
| Sep | 3.80 | 4.09 | -0.29 |
| Oct | 3.13 | 3.24 | -0.11 |
| Nov | 4.53 | 4.42 | 0.11 |
| Dec | 5.28 | 5.50 | -0.22 |
54.06 | 56.15 | -2.09 |