| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.49 | 1.40 | 0.09 |
| Feb | 1.63 | 1.53 | 0.10 |
| Mar | 2.22 | 2.02 | 0.20 |
| Apr | 3.71 | 3.71 | 0.00 |
| May | 4.13 | 4.06 | 0.07 |
| Jun | 5.57 | 5.50 | 0.07 |
| Jul | 4.30 | 3.96 | 0.34 |
| Aug | 3.98 | 4.09 | -0.11 |
| Sep | 3.81 | 3.84 | -0.03 |
| Oct | 2.97 | 2.99 | -0.02 |
| Nov | 2.36 | 2.27 | 0.09 |
| Dec | 1.86 | 1.80 | 0.06 |
38.03 | 37.17 | 0.86 |