| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.93 | 5.95 | -0.02 |
| Feb | 4.62 | 4.67 | -0.05 |
| Mar | 4.42 | 4.49 | -0.07 |
| Apr | 4.99 | 5.08 | -0.09 |
| May | 5.67 | 5.66 | 0.01 |
| Jun | 6.57 | 6.79 | -0.22 |
| Jul | 6.06 | 6.02 | 0.04 |
| Aug | 6.26 | 6.51 | -0.25 |
| Sep | 4.53 | 4.68 | -0.15 |
| Oct | 4.62 | 4.52 | 0.10 |
| Nov | 3.99 | 4.07 | -0.08 |
| Dec | 5.21 | 5.20 | 0.01 |
62.87 | 63.64 | -0.77 |