| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.88 | 4.93 | -0.05 |
| Feb | 5.05 | 5.12 | -0.07 |
| Mar | 5.41 | 5.54 | -0.13 |
| Apr | 4.92 | 4.99 | -0.07 |
| May | 4.88 | 4.55 | 0.33 |
| Jun | 4.77 | 4.83 | -0.06 |
| Jul | 4.65 | 5.00 | -0.35 |
| Aug | 4.16 | 4.02 | 0.14 |
| Sep | 4.10 | 4.00 | 0.10 |
| Oct | 3.68 | 3.38 | 0.30 |
| Nov | 4.07 | 4.11 | -0.04 |
| Dec | 5.79 | 5.98 | -0.19 |
56.36 | 56.45 | -0.09 |