| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.93 | 4.96 | -0.03 |
| Feb | 5.15 | 5.23 | -0.08 |
| Mar | 5.00 | 5.04 | -0.04 |
| Apr | 4.94 | 5.07 | -0.13 |
| May | 3.87 | 4.27 | -0.40 |
| Jun | 4.45 | 4.46 | -0.01 |
| Jul | 4.66 | 5.30 | -0.64 |
| Aug | 3.79 | 3.77 | 0.02 |
| Sep | 4.21 | 4.11 | 0.10 |
| Oct | 3.51 | 2.99 | 0.52 |
| Nov | 4.43 | 4.10 | 0.33 |
| Dec | 5.87 | 5.71 | 0.16 |
54.81 | 55.01 | -0.20 |