| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.13 | 0.97 | 0.16 |
| Feb | 0.86 | 0.77 | 0.09 |
| Mar | 1.13 | 1.07 | 0.06 |
| Apr | 1.68 | 1.71 | -0.03 |
| May | 3.12 | 3.10 | 0.02 |
| Jun | 4.06 | 3.98 | 0.08 |
| Jul | 3.82 | 3.91 | -0.09 |
| Aug | 3.18 | 3.15 | 0.03 |
| Sep | 3.19 | 3.19 | 0.00 |
| Oct | 2.49 | 2.41 | 0.08 |
| Nov | 1.56 | 1.50 | 0.06 |
| Dec | 1.21 | 1.11 | 0.10 |
27.43 | 26.87 | 0.56 |